AIR/FUEL VALVES SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE

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1 KC1000 PARTS AIR/FUEL VALVES SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE (NOTE 1) AIR/FUEL VALVE (NATURAL GAS),WITH ADAPTOR HARNESS $2, (NOTE 1) AIR/FUEL VALVE (PROPANE), WITH ADAPTOR HARNESS $4, AIR/FUEL VALVE COMPONENTS AIR FUEL VALVE GAS PLATE (NATURAL GAS) $ AIR FUEL VALVE BUTTERFLY (NATURAL GAS & Low NOx) $78.00 GM AIR FUEL VALVE GAS PLATE (PROPANE) $ GP AIR FUEL VALVE BUTTERFLY (PROPANE) $ GAS VALVE SHUTTER $86.00 GP "O" RING SEAL -GAS VALVE BODY $ K POTENTIOMETER (with PLUG CONNECTOR); (For Air Fuel Valves with SOLDERED potentiometers, Potentiometer is not available MUST order appropriate Complete Brand New or *$ Remanufactured Air-Fuel Valve see above) K POTENTIOMETER (with PLUG CONNECTOR); (For Air Fuel Valves with SOLDERED potentiometers, Potentiometer is not available MUST order appropriate Complete Brand New or *16.00 Remanufactured Air-Fuel Valve see above) GP AIR/FUEL VALVE MICROSWITCH $ AIR/FUEL VALVE WIRNG HARNESS (C-MORE CONTROL BOX) $ AIR/FUEL VALVE RETROFIT KITS KC1000 AIR/FUEL VALVE 20:1 TURNDOWN RETROFIT KIT APPLICABLE FOR NATURAL GAS NOZZLE MIX BURNER MODELS SHIPPED BEFORE 9/ MODELS WHOSE AFV GAS PLATE ANODIZE IS CLEAR. (THE 20:1 GAS PLATE IS ANODIZED IN RED) $ GM AIR/FUEL VALVE FEEDBACK TUBE RETROFIT KIT - REQUIRED FOR PRE 1997 UNITS (INCLUDES FEEDBACK TUBE AND VARIOUS COMPRESSION FITTINGS) $ AIR/FUEL VALVE COMPONENTS OBSELETE GP FLEX COUPLING $ GP /4" X 1/4" SHAFT COUPLER *$34.00 BURNERS SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE (NOTE 1) NATURAL GAS BURNER ASSEMBLY *$3, (NOTE 1) PROPANE BURNER ASSEMBLY $4, BURNER PARTS GP BURNER NUTS (5/16"-18) $1.00 GP BURNER STUDS (5/16" -12 X 1/2") $1.00 NOTE: 1) SEE PP124.0 FOR AN EQUAL TO NEW VERSION. SEE EQUAL TO NEW POLICY DOCUMENT APD-0001 FOR DETAILS. *Rev. 5/30/14 PP100.0

2 KC1000 PARTS BTU TRANSMITTER SEE DWG. PL-A-134 ITEM PART NO. DESCRIPTION LIST PRICE 2 GM BTU TRANSMITTER ASSEMBLY $3, Ref. 10 GP HOT WATER MIXING ORIFICE $ GM HOT WATER MIXING ORIFICE ASSEMBLY (INCLUDES GP & GP $83.00 Ref. 8 GP COLD WATER MIXING ORIFICE $ GM COLD WATER MIXING ORIFICE ASSEMBLY (INCLUDES GM & GP $ GP BTU TRANSMITTER PUMP $ GP HYDRAULIC ZERO NEEEDLE VALVE $ GP PUMP OUTLET TUBE $ /4" NPT STREET ELBOW $ GP /4" NPT CLOSE NIPPLE $ /4" BALL VALVE $ GP o COMPRESSION FITTING $ GM HYDRAULIC ZERO AND CONTROL ORIFICE TUBING ASSY $ GP STRAIGHT COMPRESSION FITTING $ GP o COMPRESSION FITTING $ GM TUBING ASSEMBLY $ GP ORIFICE DISK (USE FOR HEATERS WITH SERIAL NUMBER PRIOR TO G ) $ ORIFICE DISK (USE FOR HEATERS WITH SERIAL NUMBER G AND AFTER) $ GP ORIFICE RETAINING CLIP $ GM " COLD WATER INLET PIPE $ GP " 90 o COLD WATER INLET ELBOW $83.00 ITEM PART NO. DESCRIPTION BLOWER COMPONENTS SEE DWG. PL-A-137 ACI BLOWER (w/ LAFERT MOTOR AND INCLUDES CAPACITOR) FIELD REPLACEMENT KIT. KIT ALSO INCLUDES DAMPER-TO- BLOWER INLET HOSE LIST PRICE $3, BLOWER CAPACITOR RATED AT 60mF+/-5% 450 V 50/60 Hz, FOR USE ON KC1000 WITH ACI BLOWER/LAFERT MOTOR (SERIAL NUMBER G AND AFTER). NOTE: This is the Capacitor $ replacement for all ACI blowers/lafert MOTORS, regardless if the original capacitor is 50mF or 60mF BLOWER CAPACITOR - RATED AT 35UF+/-6% 370VAC/B 50/60 HZ, FOR USE ON BLOWER WITH BALDOR MOTOR ONLY - UNITS SHIPPED FROM 10/31/05 TO UNITS WITH SERIAL NUMBER PRIOR $ TO G ) 24 GP BLOWER CAPACITOR - RATED AT 60UF+/-6% /370VAC/B 50/60 HZ, FOR USE WITH BLOWER PN GP (AMETEK OR A.O. SMITH $ MOTORS) ONLY ON UNITS SHIPPED PRIOR TO 10/31/ GP BLOWER AIR INLET SHUTTER $ GP BLOWER AIR INLET SCREEN $ GP BLOWER AIR INLET SCREEN SPACER $6.00 Rev. 2/13/14 PP100.1

3 KC1000 PARTS COMPONENTS COMMON TO BOILERS & WATER HEATERS SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE GP EXTERNAL MANUAL GAS SHUT-OFF VALVE $ GP " PRESSURE RELEIF VALVE (SPECIFY PSI-30, 50, 60, 75, 100, 125, 150) $ *COMBINATION PRESS/TEMP GAUGE 75psi/320 o F-STAINLESS BULB $ *COMBINATION PRESS/TEMP GAUGE 200psi/320 o F-STAINLESS BULB $ *COMBINATION PRESS/TEMP GAUGE 300psi/320 o F-STAINLESS BULB $ * * COMPONENTS SPECIFIC TO BOILERS SEE DWG. PL-A-139 COMBINATION PRESS/TEMP GAUGE 75psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off COMBINATION PRESS/TEMP GAUGE 200psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $82.00 $ * COMBINATION PRESS/TEMP GAUGE 300psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $ GM DRAIN VALVE ASSEMBLY $ COMPONENTS SPECIFIC TO WATER HEATERS SEE DWG. PL-A /2" PRESSURE/TEMPERATURE RELIEF VALVE (150 PSIG) 20 GP NOTE: SEE PART NUMBER BELOW FOR PROVINCE OF ALBERTA $ APPLICATIONS SHIPPED WITH 80 PSIG RELIEF VLAVE /2" PRESSURE/TEMPERATURE RELIEF VALVE (80 PSIG) $ GM DRAIN VALVE ASSEMBLY $ GP UPPER HEAD COPPER LINER $ HOT WATER OUTLET STAINLESS STEEL FLEX CONNECTOR $ EXHAUST MANIFOLD AND CONDENSATE PARTS SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE 9 GP CONDENSATE CUP ASSEMBLY $ GM EXHAUST MANIFOLD DRAIN HOSE $ GM EXHAUST MANIFOLD ASSY (INCLUDES STUDS) $2, GP EXHAUST MANIFOLD INSULATION $ GP VENT MOUNTING FLANGE (PAIR) $ GP HOSE CLAMP $4.00 GP /16 X18X1/2" LONG STUDS FOR EXHAUST MANIFOLD $1.00 GP /16-18 ELASTIC LOCKNUT FOR EXHAUST MANIFOLD $1.00 GM CONDENSATE CUP RETROFIT KIT (REPLACES CONDENSATE SYTEMS ON HEATERS BEFORE S/N G AND ON BOILERS BEFORE S/N G $ GASKETS SEE DWG. PL-A-136 & DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE 17 GP COMBUSTION CHAMBER LINER $ GP EXHAUST MANIFOLD /COMB. CHAMBER GASKET $ GP MANIFOLD/TUBESHEET GASKET $ GP BURNER RELEASE GASKET $ GP BURNER GASKSET $ GP HEAD GASKET $ GP HEAD RELEASE GASKET $81.00 *Rev. 6/20/14 PP100.2

4 KC1000 PARTS GAS TRAIN - COMPLETE ASSEMBLIES SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE 22 GM GAS TRAIN ASSEMBLY (FM; NATURAL GAS) $3, GAS TRAIN ASSEMBLY (IRI; NATURAL GAS) $7, GAS TRAIN ASSEMBLY (FM; PROPANE) $3, GAS TRAIN ASSEMBLY (IRI; PROPANE) $7, GAS TRAIN COMPONENTS SEE DWG. PL-A GM BURNER GAS VALVE ADAPTOR $ GP GAS TRAIN "O" RINGS $2.00 GP LOW GAS PRESSURE SWITCH (W/O CONDUIT BOX) $ GP DIFFERENTIAL PRESSURE REGULATOR $ GP SPRING FOR DIFFERENTIAL REGULATOR (1 TO 3 BROWN) $ GP GAS PRESS. DIFFERENTIAL CONTROL TUBE $ /8 NPT X 3/8 O.D. TUBE AL. COMP. FTG SEE DWG. PL-A-137 $ GP /8 NPT X 3/8 O.D. TUBE AL. COMP. FTG SEE DWG. PL-A-137 $ SIEMENS 1-1/2" SAFETY SHUT-OFF VALVE BODY $ SIEMENS SSOV ACTUATOR (with PROOF OF CLOSURE SWITCH) $1, SIEMENS SAFETY SHUT-OFF VALVE ACTUATOR (without PROOF OF CLOSURE SWITCH) FOR USE ON UPSTREAM SSOV of IRI Gas $1, Train of units with SERIAL NO. G OR AFTER. GAS TRAIN COMPONENTS IRI /2" SIEMENS DOUBLE BODY SSOV $2, /2" SIEMENS DOUBLE BODY SSOV CONNECTION FLANGE $ GP NORMALLY OPEN VENT VALVE $1, REPLACEMENT O-RING KIT 1-1/2 & 2 SIEMENS DOUBLE BODY $ SSOV GAS TRAIN SWITCHES SEE DWG. PL-A-139 AND PL-A GP HIGH GAS PRESSURE SWITCH (FOR USE ON ALL STANDARD FM NATURAL GAS AND PROPANE GAS TRAINS) $ GP LOW GAS PRESSURE SWITCH (FOR USE ON ALL STANDARD FM NATURAL GAS AND PROPANE GAS TRAINS) $32.00 GAS TRAIN COMPONENTS PROPANE GP DELTA P AIR REGULATOR $ DIFFERENTIAL PRESSURE REGULATOR $ GAS TRAIN COMPONENTS OBSELETE GP HONEYWELL SHUT-OFF VALVE BODY $1, GP HONEYWELL SHUT-OFF VALVE ACTUATOR $1, GP SSOV PROOF OF CLOSURE SWITCH (HONEYWELL ACTUATORS) $ HIGH GAS PRESSURE SWITCH W/ MANUAL RESET (FOR USE ON STANDARD FM Natural AND Propane GAS TRAINS Pre S/N G ) $ LOW GAS PRESSURE SWITCH W/ MANUAL RESET(FOR USE ON STANDARD FM Natural AND Propane GAS TRAINS Pre S/N G ) $ GM LOW GAS PRESSURE SWITCH W/ CONDUIT BOX (FOR USE ON IRI GAS TRAINS HAVING A HONEYWELL GAS VALVE) $ GM HIGH GAS PRESSURE SWITCH (W/CONDUIT BOX FOR USE ON IRI GAS TRAINS HAVING HONEYWELL GAS VALVE) $ HOSES & CONNECTORS SEE DWG. PL-A *DAMPER/BLOWER INLET HOSE - FOR UNITS WITH ACI BLOWER $ *GP DAMPER/BLOWER INLET HOSE - FOR UNITS WITH BALDOR, AMETEK OR A.O. SMITH MOTOR $ GP BLOWER/AIR VALVE HOSE $ GP VALVE/BURNER AIR HOSE $86.00 *Rev. 6/18/14 PP100.3

5 KC1000 PARTS SHEET METAL / INSULATION ITEM PART NO. DESCRIPTION LIST PRICE GP SHELL CAP $ SPLIT SHELL CAP $1, GP LEFT REAR PANEL $ GP RIGHT REAR PANEL $ GP LEFT SIDE PANEL $ GP RIGHT SIDE PANEL $ GP SHELL COVER $ GP SHELL COVER DOOR $ GR-3039 FIBERGLASS SHELL INSULATION $65.00 GP HOOD WELDMENT ASSY - INCLUDES HOOD WELDMENT AND (2) GP $1, GP SIDE HANDLE $30.00 GP CONTROL PANEL WINDOW $ KC1000 CONTROL PANEL COVER HINGE (BLACK PVC HINGE) $15.00 GP TOP PANEL, GF ENCLOSURE PKG. $ GM CONTROL PANEL WINDOW ASSEMBLY (INCLUDES P/N'S GP , 39161, GP ) $ GP CAPTIVE SCREW FASTENER, (8 REQUIRED) $8.00 GP WASHER, SIDE PANEL SCREW (FOR GP , 8 REQUIRED) $1.00 GP CAPTIVE SCREW FASTENER, (12 REQUIRED) $7.00 GP CAPTIVE SCREW FASTENER, (2 REQUIRED) $11.00 GP CLIP-ON, (4 REQUIRED) $1.00 GP CLIP-ON, (12 REQUIRED) $ SHEET METAL TOUCH-UP PAINT - DARK GRAY $ SHEET METAL TOUCH-UP PAINT - LIGHT GRAY $ SHEET METAL TOUCH -UP PAINT - MAROON RED $77.00 COMBUSTION CHAMBER SEE DWG. PL-A-137, -139 DESCRIPTION ITEM PART NO. LIST PRICE KC HEATER Combustion Chamber Assy/Gasket Kit (For models with CARBON STEEL SHELL - HLW stamp) PL-A-137 $26, KC HEATER Combustion Chamber Assy/Gasket Kit (For models with STAINLESS STEEL SHELL - H stamp) PL-A-137 $26, KC BOILER COMBUSTION CHAMBER ASSEMBLY / GASKET KIT PL-A-139 $26, SHELL REPLACEMENT KITS (with LWCO) SEE DWG. PL-A-137, WATER HEATER SHELL ( HLW stamp) CARBON STEEL (SEE NOTE 1) $11, WATER HEATER SHELL ( H stamp) STAINLESS STEEL (SEE NOTE 1) $8, BOILER SHELL//GASKET/LWCO KIT $4, WATER HEATER COMBUSTION CHAMBER/SHELL/GASKET/LWCO KIT KC HEATER Combustion Chamber/CARBON STEEL Shell HLW stamp $33, KC HEATER Combustion Chamber/STAINLESS STEEL Shell H stamp $31, KC1000 HEATER WITH SIDE FLANGE (WOILER) SHELL ASSEMBLY/GASKET KIT KC1000 WOILER SHELL CARBON STEEL/GASKET KIT $9, NOTE 1: If an existing WATER HEATER copper-lined carbon steel shell (GM-20880) fails in the field, it CANNOT be replaced with a stainless steel shell ( ) because they have different ASME code stamps. The two options are: 1) Replace it with the same shell (Kit ). (CARBON STEEL SHELLS THAT FAIL UNDER WARRANTY WILL BE PROCESSED USING OPTION 1). 2) Replace it with a complete Hydro assembly KC heater with stainless steel shell ( ). When going with this option, the customer must also purchase the hot water outlet stainless steel flex connector (P/N 97044, see page PP100.2) and reconfigure their piping to accommodate this flex connector. Rev. 2/13/14 PP100.4

6 KC1000 PARTS SAFETY DEVICES & SWITCHES COMMON TO BOILERS AND WATER ITEM PART NO. DESCRIPTION LIST PRICE BLOWER PROOF SWITCH $ LOW WATER CUT-OFF PROBE/CAPACITOR ASSY NOTE: LOW WATER CUT-OFF PROBE IS NOT AVAILABLE FOR STANDALONE PURCHASE; SEE PP100.6 FOR CAPACITOR STANDALONE PART NUMBER $ GM FLAME DETECTOR ASSEMBLY SEE DWG. PL-A-138 $ FLAME ROD CONNECTOR $ GP OVER-TEMPERATURE SWITCH (WATER HEATERS) SEE DWG. PL-A-137 $ GP OVER-TEMPERATURE SWITCH (BOILERS) SEE DWG. PL-A-139 $ TEMPERATURE SWITCH WELLS $ EXHAUST TEMPERATURE SWITCH (MODULAR OR C-MORE ONLY) $ SENSORS & FOR WATER HEATERS HAVING MODULAR OR C-MORE CONTROL SYSTEMS BTU TRANSMITTER SENSOR SEE DWG. PL-A-134 $ SHELL SENSOR SEE DWG. PL-A-137 $ SENSORS FOR BOILERS HAVING MODULAR OR C-MORE CONTROL SYSTEMS SEE DWG. PL-A SHELL SENSOR $ *61044 OUTSIDE AIR SENSOR (INCLUDES MOUNTING ENCLOSURE) $ SENSORS AND SWITCHES FOR USE WITH THE CCC CONTROL SYSTEM OBSOLETE GP BTU TRANSMITTER SENSOR $ GP WATER HEATER TEMPERATURE SHELL SENSOR $ GP WATER LEVEL SWITCH (PLASTIC FLOAT SWITCH USED ON KC WATER HEATERS ONLY) $ GP BOILER SHELL TEMPERATURE SENSOR $ GP HYDRO-LEVEL LOW WATER CUTOFF & PROBE $ GP OUTSIE AIR SENSOR $ GM OUTSIDE AIR SENSOR KIT (INCLUDES MOUNTIN G HARDWARE) $ GP EXHAUST SENSOR $ SPARK IGNITORS & IGNITION COMPONENTS SEE DWG. PL-A-138 ITEM PART NO. DESCRIPTION LIST PRICE 2-A GP S SHORT IGNITOR (FOR POST G UNITS) $ B IGNITOR EXTENSION $ C IGNITOR PLUG $ IGNITOR ASSEMBLY (INCLUDES GP S, , ) $ A GP LONG IGNITOR (FOR PRE G UNITS) $ L IGNITOR ASSEMBLY (INCLUDES GP L, , ) $ GP IGNITION TRANSFORMER SEE DWG. PL-A-137 $ GP IGNTION CABLE ASSEMBLY SEE DWG. PL-A-137 $62.00 *Rev. 5/6/14 PP100.5

7 KC1000 PARTS TOOLS ITEM PART NO. DESCRIPTION LIST PRICE GM IGNITOR REMOVAL TOOL $ WIRING HARNESSES SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE SHELL WIRING HARNESS (C-MORE SYSTEM) $ GAS TRAIN WIRING HARNESS $ EXHAUST TEMPERATURE SWITCH HARNESS $ MCF CAPACITOR ASSEMBLY (PART OF LOW WATER CUT-OFF PROBE/CAPACITOR ASSY 69126) $ MAINTENANCE KITS (see tables below for details) ANNUAL MAINTENANCE KIT KC1000 NOZZLE-MIX $ MONTH WATERSIDE/FIRESIDE INSPECTION KIT KC1000 BOILER NOZZLE-MIX $ MONTH WATERSIDE/FIRESIDE INSPECTION KIT KC1000 WATER HEATER NOZZLE-MIX $ Annual Maintenance Kits Consist of: P/N Description QTY GP S Ignitor 1 GM Flame Detector 1 24-Month Waterside/Fireside Inspection Kits Consist of: QTY P/N Description GP S Ignitor 1 1 GM Flame Detector 1 1 GP CC LINER 1 1 GP EXCH MANIFOLD/CC GASKET 1 1 GP MANIFOLD/TUBESHEET GASKET 1 1 GP BURNER GASKET 1 1 GP BURNER RELEASE GASKET 1 1 GP HEAD GASKET 0 1 GP HEAD RELEASE GASKET 0 1 GP BRU HOT WATER ORIFICE 0 1 GP BTU COLD WATER ORIFICE 0 1 GP GAS TRAIN O-RING LOW WATER CUT-OFF/CAPACITOR ASSEMBLY 0 1 Rev. 2/13/14 PP100.6

8 KC1000 Water Heater International, Inc. Descaler (HydroSkrub) HYDROSKRUB DESCALER PART NO. DESCRIPTION LIST PRICE WT (LBS) HYDROSKRUB 5 GALLON JUG $ HYDROSKRUB 30 GALLON DRUM $1, HYDROSKRUB 55 GALLON DRUM $2, HYDROSKRUB 330 GALLON TOTE CONTAINER $15, ,120 HDYROFORCE PUMPING SYSTEM HYDROFORCE PUMPING SYSTEM $2, KC1000 WATER HEATER VOLUME: 23 GALLONS MINIMUM AMOUNT OF HYDROSKRUB REQUIRED FOR DESCALING: 11.5 GALLONS *NOTES: 1) HYDROSKRUB AND HYDROFORCE PRODUCTS ARE DROP SHIPPED FOB AURORA, IL. 2) SEE PAGE OE FOR SUGGESTED SELLING PRICES FOR HYDROSKRUB/HYDROFORCE PRODUCTS. Rev. 2/13/14 PP100.7

9 KC1000 PARTS 50 Hz Units with Serial Number G AND AFTER SEE NOTE 1 - SEE DWG. PL-A-154 ITEM PART NO. DESCRIPTION LIST PRICE BLOWER $4, BLOWER WIRING HARNESS $ POWER BOX ASSEMBLY $ VFD $1, VFD RESISTOR ASSEMBLY $ TRANSFORMER $ AMP FUSE FOR TRANSFORMER $ TRANSFORMER TERMINAL COVER REPLACEMENT KIT $ VFD TRANSFORMER POWER BOX WIRING HARNESS (PART OF POWER BOX ASSEMBLY 24094) $ TRANFORMER POWER BOX BLOWER OVERLOAD WIRING HARNESS (PART OF POWER BOX ASSEMBLY 24094) $ NOTE 1: EXCEPT FOR THE PARTS SHOWN ABOVE, THE REST OF THE COMPONENTS FOR 50 Hz KC1000 WITH SERIAL NUMBER G AND AFTER ARE THE SAME AS THE 60 Hz KC1000 SEE PAGES PP100.0 TO PP Hz Units BEFORE Serial Number G NATURAL GAS UNITS ITEM PART NO. DESCRIPTION LIST PRICE *24312 BURNER ASSEMBLY $3, AIR/FUEL VALVE ("C-MORE" SYSTEMS ONLY) $3, AIR/FUEL VALVE (WITH ADAPTOR HARNESS-FOR USE WITH PRE- "C-MORE" CONTROL SYSTEMS) $3, Propane units *24313 BURNER ASSEMBLY $4, AIR/FUEL VALVE ("C-MORE " SYSTEMS ONLY) $4, AIR/FUEL VALVE (WITH ADAPTOR HARNESS - FOR USE WITH PRE- "C-MORE " CONTROL SYSTEMS $4, COMMON PARTS Hz ACI BLOWER FIELD REPLACEMENT KIT NOTE: THIS PART HAS A 6 WEEK LEAD TIME. $6, GP BLOWER MOTOR CAPACITOR FOR USE ON 50 Hz BLOWERS WHOSE ORIGINAL MOTOR IS NOT ACI $ GM GAS TRAIN ASSEMBLY $3, GP IGNITION TRANSFORMER $ GM BTU TRANSMITTER ASSEMBLY $3, GP BTU TRANSMITTER PUMP $1, GM FAULT RELAY JUNCTION BOX ASSEMBLY $ *Rev. 11/26/14 PP101.0

10 KC1000 PARTS LOW NOx UNITS SEE DWG. PL-A-144 ITEM PART NO. DESCRIPTION LIST PRICE Low NOx Burner Assembly $5, LOW NOx Burner HEAD only ASSEMBLY REPLACEMENT KIT $2, /16-18 x 1-3 /4 Long Studs (Qty=6) $ STAGED IGNITION Assembly $ (NOTE 1) Low NOx Air/Fuel Valve $2, Low NOx Air/Fuel Valve Gas Plate $ Air/Fuel Valve Butterfly (NATURAL GAS & Low NOx) $ Low NOx DIFFERENTIAL Regulator SPRING, NATURAL GAS (3 TO 6 PLATED) $7.00 GP Low NOx DIFFERENTIAL Regulator SPRING, PROPANE (1 TO 3 BROWN) $ Solenoid Valve Harness $ Low NOx Combustion Chamber Liner $ Low NOx upper burner gasket $ Low NOx LOWER burner gasket $ *Low NOx Igniter Assembly (For KC Low Nox Maintenance Kits, see page PP101.2) $ *Low NOx Flame Rod Assembly (For KC Low Nox Maintenance Kits, see page PP101.2) $ Low NOx, FM Gas Train Assembly (NATURAL GAS) $3, Low NOx, FM Gas Train Assembly (PROPANE) $3, Low NOx, IRI Gas Train Assembly (NATURAL GAS) $7, Low NOx, IRI Gas Train Assembly (PROPANE) $7, DIFFERENTIAL PRESSURE REGULATOR INCLUDES REGULATOR AND BOTH NATURAL GAS (124803) & PROPANE $ (GP ) SPRINGS AND SPRING TAGS cold air damper assembly** $ **GM (AIR INLET ADAPTER) IS REQUIRED TO INSTALL THE COLD AIR DAMPER. IF INSTALLATION CURRENTLY DOES NOT HAVE AIR INLET ADAPTERS, ORDER FROM PAGE AP100.0 INSTEAD OF CONSISTS OF GM AND LOW NOx CONVERSION KITS kc1000 water HEATER EQUIPPED wth siemens ssov LOW NOx BURNER CONVERSION KIT kc1000 BOILER EQUIPPED wth siemens ssov LOW NOx BURNER CONVERSION KIT kc1000 water HEATER EQUIPPED wth HONEYWELL ssov LOW NOx BURNER CONVERSION KIT kc1000 BOILER EQUIPPED wth HONEYWELL ssov LOW NOx BURNER CONVERSION KIT $7, $7, $7, $7, NOTE: 1) SEE PP124.0 FOR AN EQUAL TO NEW VERSION. SEE EQUAL TO NEW POLICY DOCUMENT APD FOR DETAILS. *Rev. 6/2/14 PP101.1

11 KC1000 PARTS KC1000 LOW NOX MAINTENANCE KITS (see tables below for details) ANNUAL MAINTENANCE KIT KC1000 LOW NOX $ MONTH WATERSIDE/FIRESIDE INSPECTION KIT KC1000 BOILER LOW NOX $ MONTH WATERSIDE/FIRESIDE INSPECTION KIT KC1000 WATER HEATER LOW NOX $1, Annual Maintenance Kits Consist of: P/N Description QTY Low NOx Igniter Assembly Low NOx Flame Rod Assembly 1 24-Month Waterside/Fireside Inspection Kits Consist of: QTY P/N Description Low NOx Igniter Assembly Low NOx Flame Rod Assembly Low NOx Combustion Chamber Liner 1 1 GP EXCH MANIFOLD/CC GASKET 1 1 GP MANIFOLD/TUBESHEET GASKET Low NOx upper burner gasket Low NOx LOWER burner gasket 1 1 GP HEAD GASKET 0 1 GP HEAD RELEASE GASKET 0 1 GP BRU HOT WATER ORIFICE 0 1 GP BTU COLD WATER ORIFICE 0 1 GP GAS TRAIN O-RING LOW WATER CUT-OFF/CAPACITOR ASSEMBLY 0 1 Rev. 6/2/14 PP101.2

12 KC1000 PARTS "C-MORE" KC1000 CONTROL SYSTEM COMPONENTS, & SPARE PARTS SEE DWG. PL-A-137 ITEM PART NO. DESCRIPTION LIST PRICE CONTROL BOX ASSEMBLY $4, INPUT/OUTPUT (I/O) WIRING BOX DOES NOT INCLUDE ONAER COMMUNICATIONS BOARD $1, POWER WIRING BOX $ IGNITION/STEPPER BOARD $1, POWER SUPPLY BOARD $ LOW WATER CUTOFF BOARD $ PMC BOARD Use ONLY for C-More Boxes version 3.04 or Higher. For earlier versions, see upgrade kit below $1, DISPLAY BOARD $ CONNECTOR $1, *V.F.D. DISPLAY MODULE - Use for C-More versions above 2.07 $ *69249 V.F.D. DISPLAY MODULE + PMC BOARD - Use for C-More versions 2.07 or earlier $1, CONTROL BOX CABLE ASSEMBLY $ CONTROL BOX 34-PIN RIBBON CABLE $ I/0 BOX PC BOARD $ I/O BOX RELAY $ I/O BOX INTERLOCK WIRING HARNESS $ I/O BOX SENSOR/COMM. WIRING HARNESS $ POWER BOX TRANSFORMER $ BLOWER RELAY $ POWER BOX FUSE FAST ACTING, 4A $ POWER BOX CONTROL HARNESS $ C-MORE RS-232 COMMUNICATIONS CABLE $ "C-MORE" KC1000 RETROFIT KITS THESE ARE USED TO RETROFIT A BOILER CONTROL BOX RETROFIT (REPLACES MODULAR STYLE BOX: 1997 THROUGH JUNE SEE TECHNICAL BULLETIN $5, FOR INSTRUCTIONS) WATER HEATER CONTROL BOX RETROFIT (REPLACES MODULAR STYLE BOX: 1997 THROUGH JUNE SEE $5, TECHNICAL BULLETIN FOR INSTRUCTIONS) BOILER CONTROL BOX RETROFIT (REPLACES CCC BOX: THROUGH DEC SEE TECHNICAL BULLETIN FOR $5, INSTRUCTIONS) WATER HEATER CONTROL BOX RETROFIT (REPLACES CCC BOX: 1988 THROUGH DEC SEE BULLETIN FOR $5, INSTRUCTIONS) C-MORE UPGRADE KIT UPGRADES AN EXISTING C-MORE BOX TO LATEST PMC BOARD UPGRADE KIT (APPLIES TO SOFTWARE VER 1.60 OR HIGHER) NOTE: KC1000 C-MORE BOXES WITH SOFTWARE VERSIONS PRIOR TO 1.60 CAN ONLY BE UPGRADED BY REPLACING THE $1, COMPLETE C-MORE BOX - PART NUMBER * (SEE ITEM 41 ON TOP OF THIS PAGE)) *Rev. 11/26/14 PP102.0

13 BENCHMARK 2.0 (NOZZLE MIX) PARTS ITEM PART NO. DESCRIPTION LIST PRICE COMBUSTION CHAMBER INSULATION $ HEAT EXCHANGER INSULATION $ BMK2.0STD HEAT EXCHANGER REPLACEMENT KIT $29, ALUMINUM EXHAUST MANIFOLD $1, EXHAUST MANIFOLD SEAL (49-5/8") $ CONDENSATE TRAP ASSEMBLY $ *COMBO. PRESS./ TEMP. GAUGE (75 PSI / 250ºF) -STAINLESS BULB $ *COMBO. PRESS./ TEMP. GAUGE (200 PSI / 250ºF) -STAINLESS BULB $ *COMBO. PRESS./ TEMP. GAUGE (300 PSI / 250ºF) -STAINLESS BULB $ * * COMBINATION PRESS/TEMP GAUGE 75psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off COMBINATION PRESS/TEMP GAUGE 200psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $82.00 $ * COMBINATION PRESS/TEMP GAUGE 300psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $ /2" NPT DRAIN BALL VALVE $ WATTS 3/4" RELIEF VALVE (150 PSI) $ GP WATTS 1" RELIEF VALVE (75 PSI) $ GP WATTS 1" RELIEF VALVE (100 PSI) $ GP WATTS 1" RELIEF VALVE (125 PSI) $ WATTS 1-1/4" RELIEF VALVE (60 PSI) $ WATTS 1-1/4" RELIEF VALVE (50 PSI) $ WATTS 1-1/4" X 1-1/2" RELIEF VALVE (30 PSI) $ KUNKLE 3/4" X 1" RELIEF VALVE (160 PSI) $ EXTERNAL MANUAL SHUT-OFF VALVE $ GAS TRAIN ASSEMBLY (FM: NAT.GAS) SEE DWG. AP-A-751 $4, GAS TRAIN ASSEMBLY (IRI: NAT.GAS) SEE DWG. AP-A-742 $9, GAS TRAIN ASSEMBLY (FM: DUAL FUEL) SEE DWG. AP-A-744 $6, GAS TRAIN ASSEMBLY (IRI: DUAL FUEL) SEE DWG. AP-A-745 $10, COMBUSTION AIR POLY BLOWER (220V single phase); IF EXISTING BLOWER IS CINCINNATI, SEE PAGE PP FOR CINCINNATI- $4, TO-POLYBLOWER RETROFIT KIT COMBUSTION AIR POLY BLOWER (208/230V-406V three phase); IF EXISTING BLOWER IS CINCINNATI, SEE PAGE PP FOR CINCINNATI- $3, TO-POLYBLOWER RETROFIT KIT " DIA. "IRIS" AIR DAMPER (USE W/POLY BLOWER ONLY) $ AIR/FUEL VALVE INLET HOSE $ DUCT INCREASER, 5" TO 6" (USE W/POLY BLOWER ONLY) $ "X 6" AIR INLET ADAPTOR $ "X 6" AIR INLET ADAPTOR Use ONLY on units with Air Inlet Attenuator and with Serial Number of G OR AFTER $ " POLY BLOWER INLET DUCT $ " SCREEN GUARD FOR AIR INLET ADAPTOR OR ATTENUATOR $51.00 NOTES: 1) SEE DRAWING PL-A-140 FOR ITEM NUMBER PHYSICAL LOCATION ON THE BENCHMARK 2.0 NOZZLE- MIX BOILER. 2) SEE PAGES PP TO PP FOR SUB-COMPONENTS, TOOLS, OPTIONAL PARTS, RETROFIT KITS, REMANUFACTURED PARTS, AND PARTS FOR OLDER VERSIONS. *Rev. 6/20/14 PP103.17

14 BENCHMARK 2.0 (NOZZLE MIX) PARTS International, Inc. ITEM PART NO. DESCRIPTION LIST PRICE POLYBLOWER/CINCINNATI FAN AIR INLET HOSE $ " POLY BLOWER OUTLET DUCT $ AIR/FUEL VALVE 6" HOSE CLAMP $ AIR/FUEL VALVE 5" HOSE CLAMP $ (NOTE 3) BURNER ASSEMBLY SEE PP FOR SUB-COMPONENTS $7, (NOTE 3) DUAL-FUEL BURNER REPLACEMENT KIT (Consists of Dual-Fuel Burner Assembly and associated labels) $9, (NOTE 3) AIR/FUEL VALVE ASSEMBLY SEE PP FOR SUB-COMPONENTS *$4, /8" O.D. TUBE X 1/4"NPT 90º COMP. FITTING $ GP /8" O.D. TUBE X 1/4"NPT COMP. FITTING $ *9-43 1/2" X 1/4" REDUCER BUSHING $ GAS PRESSURE DIFFERENTIAL CONTROL TUBE $ BURNER GASKET $ BURNER RELEASE GASKET $ AIR/FUEL VALVE OUTLET HOSE $ POWER WIRING BOX ASSEMBLY (220V 1 PH.) $2, POWER WIRING BOX ASSEMBLY ( V 3 PH.) $1, POWER WIRING BOX ASSEMBLY (460V/3PH) $1, GP IGNITION TRANSFORMER $ GP IGNITION CABLE ASSEMBLY $ INPUT/OUTPUT (I/O) WIRING BOX DOES NOT INCLUDE ONAER COMMUNICATIONS BOARD $1, CONTROL BOX ASSEMBLY $4, GAS TRAIN WIRING HARNESS $ BLOWER PROOF SWITCH $ LOW GAS PRESSURE SWITCH $ TEMPERATURE SENSOR $ OVER TEMP. SWITCH - AUTO RESET (SEE PP FOR KY CODE) $ OVER TEMP. SWITCH - MANUAL RESET (SEE PP FOR KY CODE) $ THERMOWELL, DUAL AQUASTAT BULB $ CORD GRIP FOR THERMOWELL $ LOW WATER CUT-OFF PROBE/CAPACITOR ASSY NOTE: LOW WATER CUT-OFF PROBE IS NOT AVAILABLE FOR STANDALONE PURCHASE; SEE PP FOR CAPACITOR STANDALONE PART NUMBER $ NOTES: 1) SEE DRAWING PL-A-140 FOR ITEM NUMBER PHYSICAL LOCATION ON THE BENCHMARK 2.0 NOZZLE-MIX BOILER. 2) SEE PAGES PP TO PP FOR SUB-COMPOENENTS, TOOLS, OPTIONAL PARTS, RETROFIT KITS, REMANUFACTURED PARTS, AND PARTS FOR OLDER VERSIONS. 3) SEE PP124.0 FOR AN EQUAL TO NEW VERSION. SEE EQUAL TO NEW POLICY DOCUMENT APD-0001 FOR DETAILS. *Rev. 6/10/14 PP103.18

15 BENCHMARK 2.0 (NOZZLE MIX) PARTS International, Inc. ITEM PART NO. DESCRIPTION LIST PRICE SHELL WIRING HARNESS $ GP HIGH GAS PRESSURE SWITCH $ BALL VALVE ASSEMBLY $ ANGLE RING 6 DIAM. WITH 1 SLEEVE $ INLET AIR DUCT MOUNTING BRACKET $ OUTLET AIR DUCT MOUNTING BRACKET $ FRONT SHEET METAL $1, FRONT DOOR ASSEMBLY $ SIDE PANEL TOP RAIL (2 per unit) $ TOP PANEL (2 per unit) $ SIDE PANEL ASSEMBLY (4 per unit) $ RIGHT REAR PANEL $ LEFT REAR PANEL $ BENCHMARK 2.0 LOGO (FOR FRONT DOOR ASSEMBLY) $ V TRANSFORMER $ AMP FUSE FOR 460 V TRANSFORMER $ V TRANSFORMER TERMINAL COVER REPLACEMENT KIT $ V TRANSFORMER LABEL $ GAS PIPE "O" RING $4.00 NOTES: 1) SEE DRAWING PL-A-140 FOR ITEM NUMBER PHYSICAL LOCATION ON THE BENCHMARK 2.0 NOZZLE- MIX BOILER. 2) SEE PAGES PP TO PP FOR SUB-COMPONENTS TOOLS, OPTIONAL PARTS, RETROFIT KITS, REMANUFACTURED PARTS, AND PARTS FOR OLDER VERSIONS. Rev. 2/13/14 PP103.19

16 BENCHMARK 2.0 (NOZZLE-MIX) PARTS International, Inc. AIR/FUEL VALVE COMPONENTS ITEM PART NO. DESCRIPTION LIST PRICE AIR VALVE BUTTERFLY $ GAS VALVE SHUTTER $ AIR/FUEL VALVE GAS PLATE $ GP MICROSWITCH $ K POTENTIOMETER (with PLUG CONNECTOR); For Air Fuel Valves with SOLDERED potentiometers, Potentiometer is not available MUST order appropriate Complete Brand New (see PP103.18) or *$16.00 Remanufactured Air-Fuel Valve (see below) K POTENTIOMETER (with PLUG CONNECTOR); For Air Fuel Valves with SOLDERED potentiometers, Potentiometer is not available MUST order appropriate Complete Brand New (see PP103.18) or *$ Remanufactured Air-Fuel Valve (see below) GEAR SEGMENT W/ CAM *$ MOTOR GEAR *$ PLASTIC MOTOR COVER *$ AIR/FUEL VALVE WIRING HARNESS *$ AIR/FUEL VALVE COMPONENTS OBSOLETE GP FLEXIBLE COUPLING (LOCATED ON BOTTOM OF MOTOR) $ GP /4" X 1/4" SHAFT COUPLER (LOCATED ON TOP OF MOTOR) *$34.00 *Rev. 5/30/14 PP103.20

17 BENCHMARK 2.0 (NOZZLE-MIX) PARTS International, Inc. BLOWER COMPONENTS ITEM PART NO. DESCRIPTION LIST PRICE BLOWER WIRING HARNESS $ BLOWER RUBBER WASHER DAMPENER $4.00 BLOWER RETROFIT KITS, OBSOLETE COMPONENTS BMK POLY BLOWER (220V single phase) RETROFIT KIT Use this to retrofit from CINCINNATI to POLYBLOWER $5, BMK POLY BLOWER (208/230V-406V three phase) RETROFIT KIT Use this to retrofit from CINCINNATI to POLYBLOWER $4, " DIA. "IRIS" AIR DAMPER (USE W/CINCINNATI FAN BLOWER) $ " BLOWER INLET DUCT (USE W/CINCINNATI FAN BLOWER) $ " BLOWER OUTLET DUCT (USE W/CINCINNATI FAN BLOWER) $ " I.D. FLEXIBLE HOSE (USED BETWEEN CINCINNATI BLOWER & IRIS DAMPER) $85.00 BURNER PARTS BURNER OBSERVATION PORT $ BURNER GAS INLET PIPE $ DUAL-FUEL BURNER GAS INLET PIPE $1, BURNER GAS PIPE GASKET $6.00 BURNER ACCESSORIES IGNITION COMPONENTS SEE DRAWING PL-A FLAME DETECTOR ASSEMBLY $ FLAME ROD CONNECTOR $ IGNITOR ASSEMBLY (INCLUDES , , & GP S) $ A GP S IGNITOR (P-BURNER) $ B IGNITOR EXTENTION $ C IGNITOR PLUG $50.00 CONDENSATE PARTS CONDENSATE TRAP O-RING $ *CONDENSATE TRAP ORIFICE GASKET (DO NOT USE FOR CONDENSATE TRAP MODELS WITH BUILT-IN ADAPTOR) $4.00 EXHAUST MANIFOLD COMPONENT FLOW DIVERTER PLATE EXHAUST PLENUM (FOR USE ONLY ON BMK2.0 WITH THE PORCELAIN COATED CAST IRON MANIFOLD) PORCELAIN COATED CAST IRON EXHASUT MANIFOLD INCLUDES AND CAST IRON EXHAUST MANIFOLD (USED FOR INSTALLATIONS ABOVE 3,000FT ELEVATION) $ $1, MUFFLER RETROFIT KITS EXHAUST MUFFLER RETROFIT KIT (INLINE VENT INSTALLATIONS) KIT COMPONENTS WILL TAKE THE PLACE OF EXISTING HEATFAB CI PLUS (DOUBLE-WALL 1 AIR GAP) VENT LAYOUT SEGMENT MADE OF (2) 24 OR (3) 18 STRAIGHT LENGHTS IN A ROW $2, EXHAUST MUFFLER RETROFIT KIT (END OF VENT LINE INSTALLATIONS) $1, Rev. 2/13/14 PP103.21

18 BENCHMARK 2.0 (NOZZLE-MIX) PARTS International, Inc. GAS TRAIN COMPONENTS COMMON PARTS ITEM PART NO. DESCRIPTION LIST PRICE DIFFERENTIAL PRESSURE REG. MAXITROL RV91 (2-5" RANGE) $ SPRING, DIFFERENTIAL PRESSURE REG. RV91 (2-5" RANGE) $27.00 GAS TRAIN COMPONENTS FOR ALL FM UNITS SEE DRAWING AP-A SIEMENS-2" SAFETY SHUT-OFF VALVE BODY $1, SIEMENS-SAFETY SHUT OFF VALVE ACTUATOR ( with PROOF OF CLOSURE SWITCH) $1, GAS TRAIN COMPONENTS FOR IRI UNITS BEFORE G SIEMENS- 2" DOUBLE BODY SSOV $2, SIEMENS- 2" DOUBLE BODY SSOV CONNECTING FLANGE $ SIEMENS-SAFETY SHUT OFF VALVE ACTUATOR ( with PROOF OF CLOSURE SWITCH) FOR BOTH SSOV s $1, GAS TRAIN COMPONENTS FOR IRI UNITS G AND AFTER SIEMENS- 2" DOUBLE BODY SSOV $2, SIEMENS- 2" DOUBLE BODY SSOV CONNECTING FLANGE $ SIEMENS SAFETY SHUT-OFF VALVE ACTUATOR ( without PROOF OF CLOSURE SWITCH) FOR UPSTREAM SSOV $1, SIEMENS-SAFETY SHUT OFF VALVE ACTUATOR ( with PROOF OF CLOSURE SWITCH) FOR DOWNSTREAM SSOV $1, GAS TRAIN COMPONENT ALL IRI UNITS " NORMALLY OPEN VENT VALVE $1, REPLACEMENT O-RING KIT 1-1/2 & 2 SIEMENS DOUBLE BODY SSOV $ GAS TRAIN COMPONENTS - DUAL FUEL SEE DRAWING AP-A-744 GP /4" NPT DIFFERENTIAL PRESS. Reg. (PROPANE) $ " NPT 3-WAY DIVERTER VALVE $1, GAS TRAIN COMPONENTS OBSOLETE HONEYWELL-SAFETY SHUT OFF VALVE BODY (2"NPT) $1, GP HONEYWELL-SAFETY SHUT OFF VALVE ACTUATOR $1, GP HONEYWELL-SSOV PROOF OF CLOSURE SWITCH $ Rev. 2/13/14 PP103.22

19 BENCHMARK 2.0 (NOZZLE-MIX) PARTS International, Inc. SENSORS, SWITCHES, SAFETY DEVICES, & WIRING HARNESSES ITEM PART NO. DESCRIPTION LIST PRICE HIGH GAS PRESSURE SWITCH W/ MANUAL RESET (OBSOLETE, ONLY USE ON UNITS WITH MODULAR CONTROL SYSTEM) $ LOW GAS PRESSURE SWITCH W/ MANUAL RESET (OBSOLETE, ONLY USE ON UNITS WITH MODULAR CONTROL SYSTEM) $ OVER TEMP. SWITCH - AUTO RESET (195ºF MAX FOR KY CODE) $ OVER TEMP. SWITCH - MANUAL RESET (200ºF MAX FOR KY CODE) $ OVER TEMP. LIMIT SYSTEM RETROFIT KIT $ OUTSIDE AIR SENSOR (INCLUDES MOUNTING ENCLOSURE) $ MCF CAPACITOR ASSEMBLY (PART OF LOW WATER CUT-OFF PROBE/CAPACITOR ASSY 69126) SHEET METAL FRONT DOOR LATCH ASSEMBLY $ $ MOUNTING PANEL $ /4" FLAT WASHER $ /4" LOCK WASHER $ FRONT DOOR LOWER RELEASE HINGE $ TOP DOOR HINGE BRACKET $ FRONT DOOR UPPER RELEASE HINGE $ FRONT DOOR PIVOT BRACKET $ SHEET METAL TOUCH-UP PAINT (DK. GRAY) $ SHEET MATAL TOUCH-UP PAINT (LT. GRAY) $77.00 TOOLS *GM IGNITOR REMOVAL TOOL $ MAINTENANCE KITS (see tables below for details) ANNUAL MAINTENANCE KIT BMK2.0 (NOZZLE-MIX DESIGN) $ MONTH WATERSIDE/FIRESIDE INSPECTION KIT BMK2.0 (NOZZLE-MIX DESIGN) $ Consists of: P/N Description QTY GP S Ignitor Flame Detector Condensate Trap O-ring Cond. Trap orifice gasket Consists of: P/N Description QTY GP S Ignitor Flame Detector Exhaust Manifold Seal Burner gasket Burner release gasket Condensate Trap O-ring Cond. Trap orifice gasket air-fuel valve o-ring 1 *Rev. 6/18/14 PP103.23

20 BENCHMARK 2.0 (NOZZLE-MIX) PARTS International, Inc. "C-MORE" BENCHMARK CONTROL SYSTEM COMPONENTS, & SPARE PARTS ITEM PART NO. DESCRIPTION LIST PRICE IGNITION/STEPPER BOARD $1, POWER SUPPLY BOARD $ LOW WATER CUTOFF BOARD $ PMC BOARD Use ONLY for C-More Boxes version 3.04 or Higher. For earlier versions, see upgrade kit below $1, DISPLAY BOARD $ CONNECTOR BOARD $1, *V.F.D. DISPLAY MODULE - Use for C-More versions above 2.07 $ *69249 V.F.D. DISPLAY MODULE + PMC BOARD - Use for C-More versions 2.07 or earlier $1, CONTROL BOX CABLE ASSEMBLY $ CONTROL BOX 34-PIN RIBBON CABLE $ I/0 BOX PC BOARD $ I/O BOX RELAY $ I/O BOX INTERLOCK WIRING HARNESS $ I/O BOX SENSOR/COMM. WIRING HARNESS $ POWER BOX TRANSFORMER $ POLY BLOWER MOTOR THERMAL OVERLOAD (220V 1 PH.) $ POLY BLOWER MOTOR CONTACTOR (220V 1 PH.) $ POLY BLOWER MOTOR STARTER (220V 1 PH); NOTE: THIS IS AN ASS Y CONSISTING OF PART NUMBERS & $ CINCINNATI FAN BLOWER MOTOR CONTACTOR (220V 1 PH.) $ BLOWER MOTOR STARTER ( V 3 PH.) USE FOR BOTH CINCINNATI FAN BLOWER AND POLYBLOWER BLOWER MOTOR STARTER (460V 3 PH.) USE FOR BOTH CINCINNATI FAN BLOWER AND POLYBLOWER $ $ POWER BOX FUSE FAST ACTING, 4A $ POWER BOX CONTROL HARNESS $ C-MORE RS-232 COMMUNICATIONS CABLE $ "C-MORE" BENCHMARK RETROFIT KITS THESE ARE USED TO RETROFIT A BMK2.0 THAT HAS A MODULAR BOX TO A C-MORE CONTROL SYSTEM CONTROL BOX RETROFIT, 220V-1 PHASE (SEE BULLETIN FOR INSTRUCTIONS); IMPORTANT: IF EXISTING BLOWER IS CINCINNATI, CONTACTOR P/N MUST BE ORDERED IN ADDITION TO KIT CONTROL BOX RETROFIT, V-3 PHASE (SEE BULLETIN FOR INSTRUCTIONS) CONTROL BOX RETROFIT, 460V-3 PHASE (SEE BULLETIN FOR INSTRUCTIONS) $5, $5, $5, C-MORE UPGRADE KIT UPGRADES AN EXISTING C-MORE BOX TO LATEST FIRMWARE VERSION PMC BOARD UPGRADE KIT (APPLIES TO SOFTWARE VER 1.60 OR HIGHER) NOTE: C-MORE BOXES WITH SOFTWARE VERSIONS PRIOR TO 1.60 CAN ONLY BE UPGRADED BY REPLACING THE COMPLETE C-MORE BOX - PART NUMBER (SEE PAGE PP103.18) $1, OLD STYLE 460 V STANDARD BENCHMARK 2.0 (transformer box mounted at the bottom of the boiler) SPARE PARTS POWER WIRING BOX ASSEMBLY (460V 3 PH.) $1, V 3 PH. TRANSFORMER WIRING BOX $2, *Rev. 11/26/14 PP103.24

21 BENCHMARK 2.0 LOW NOx (VENTURI) PARTS International, Inc. ITEM PART NO. DESCRIPTION LIST PRICE COMBUSTION CHAMBER INSULATION $ HEAT EXCHANGER INSULATION $ BMK2.0LN (VENTURI) HEAT EXCHANGER REPLACEMENT KIT (DO NOT USE FOR CANADA Call AERCO for Canada Installations) $29, ALUMINUM EXHAUST MANIFOLD $1, EXHAUST MANIFOLD SEAL (49-5/8") $ CONDENSATE TRAP ASSEMBLY $ COMBO. PRESS./ TEMP. GAUGE (75 PSI / 250ºF) - STAINLESS BULB $ COMBO. PRESS./ TEMP. GAUGE (200 PSI / 250ºF) - STAINLESS BULB $ COMBO. PRESS./ TEMP. GAUGE (300 PSI / 250ºF) - STAINLESS BULB $ COMBINATION PRESS/TEMP GAUGE 75psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $ COMBINATION PRESS/TEMP GAUGE 200psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $ COMBINATION PRESS/TEMP GAUGE 300psi/320 o F-BRASS BULB - Use ONLY for applications with Capacitor attached to Low Water Cut-off $ /2" NPT DRAIN BALL VALVE $ WATTS 3/4" RELIEF VALVE (150 PSI) $ GP WATTS 1" RELIEF VALVE (75 PSI) $ GP WATTS 1" RELIEF VALVE (100 PSI) $ GP WATTS 1" RELIEF VALVE (125 PSI) $ WATTS 1-1/4" RELIEF VALVE (60 PSI) $ WATTS 1-1/4" RELIEF VALVE (50 PSI) $ WATTS 1-1/4" X 1-1/2" RELIEF VALVE (30 PSI) $ KUNKLE 3/4" X 1" RELIEF VALVE (160 PSI) $ EXTERNAL MANUAL SHUT-OFF VALVE $ FM GAS TRAIN ASSEMBLY SEE DWG. AP-A-799 AND AP-A-800 $6, IRI GAS TRAIN ASSEMBLY SEE DWG. AP-A-796 AND AP-A-801 $10, COMBUSTION AIR POLY BLOWER (220V single phase) $4, COMBUSTION AIR POLY BLOWER (208/230V-406V three phase) $3, " DIA. "IRIS" AIR DAMPER (USE W/POLY BLOWER ONLY) $ AIR/FUEL VALVE 6 FLEXIBLE INLET HOSE $ DUCT INCREASER, 5" TO 6" (USE W/POLY BLOWER ONLY) $ "X 6" AIR INLET ADAPTOR $ " BLOWER INLET DUCT 15 LG. (FOR UNITS WITH SERIAL NUMBER BEFORE G , USE KIT SEE PP FOR PRICING) $ " SCREEN GUARD FOR AIR INLET ADAPTOR OR ATTENUATOR $ BLOWER FLEXIBLE AIR INLET HOSE $ AIR/FUEL VALVE 5 FLEXIBLE OUTLET HOSE $ AIR/FUEL VALVE 6" HOSE CLAMP $ INLET AIR DUCT MOUNTING BRACKET $ ANGLE RING 6 DIAM. WITH 1 SLEEVE $ THERMOSTATIC DAMPER ASSEMBLY $ BURNER, BMK 2.0 LOW NOx *$2, (NOTE 3) AIR/FUEL VALVE ASSEMBLY SEE PP FOR SUB-COMPONENTS $4, FLEXIBLE GAS PRESSURE CONTROL TUBE $60.00 NOTES: 1) SEE DRAWING PL-A-146 FOR ITEM NUMBER PHYSICAL LOCATION ON THE BENCHMARK 2.0 LOW NOx (VENTURI) BOILER. 2) SEE PAGES PP TO PP FOR SUB-COMPONENTS AND OPTIONAL PARTS. 3) SEE PP124.0 FOR AN EQUAL TO NEW VERSION. SEE EQUAL TO NEW POLICY DOCUMENT APD-0001 FOR DETAILS *Rev. 9/29/14 PP103.26

22 BENCHMARK 2.0 LOW NOx (VENTURI) PARTS International, Inc. ITEM 30 PART NO DESCRIPTION BURNER GASKET (NEED TWO PER BOILER) LIST PRICE *$40.00 PER GASKET BURNER HOUSING GASKET $ FLEX TUBING 72 (PART OF ITEM 54 STAGED IGNITION ASSEMBLY 24039) $ POWER WIRING BOX ASSEMBLY (220V 1 PH.) $2, POWER WIRING BOX ASSEMBLY ( V 3 PH.) $1, POWER WIRING BOX ASSEMBLY (460V/3PH) $1, GP IGNITION TRANSFORMER $ GP IGNITION CABLE ASSEMBLY $ INPUT/OUTPUT (I/O) WIRING BOX DOES NOT INCLUDE ONAER COMMUNICATIONS BOARD $1, CONTROL BOX ASSEMBLY $4, GAS TRAIN WIRING HARNESS $ BLOWER PROOF SWITCH SET AT 6.0 W.C. $ BLOWER PROOF SWITCH DERATED FOR LOW GAS PRESSURE OPERATION SET AT 1.0 W.C. $ LOW GAS PRESSURE SWITCH STANDARD SET AT 4.4 W.C. $ LOW GAS PRESSURE SWITCH DERATED FOR LOW GAS PRESSURE OPERATION SET AT 3.6 W.C. $ TEMPERATURE SENSOR $ OVER TEMP. SWITCH - AUTO RESET (SEE PP FOR KY CODE) $ OVER TEMP. SWITCH - MANUAL RESET (SEE PP FOR KY CODE) $ THERMOWELL, DUAL AQUASTAT BULB $ CORD GRIP FOR THERMOWELL $ LOW WATER CUT-OFF PROBE/CAPACITOR ASSY NOTE: LOW WATER CUT-OFF PROBE IS NOT AVAILABLE FOR STANDALONE PURCHASE; SEE PP FOR CAPACITOR STANDALONE PART NUMBER $ SHELL WIRING HARNESS $ HIGH GAS PRESSURE SWITCH STANDARD SET AT 5.9 W.C. $ HIGH GAS PRESSURE SWITCH DERATED FOR LOW GAS PRESSURE OPERATION SET AT 4.7 W.C. $ V TRANSFORMER $ AMP FUSE FOR 460 V TRANSFORMER $ V TRANSFORMER TERMINAL COVER REPLACEMENT KIT $ STAGED IGNITION ASSEMBLY SEE PP FOR SUB-COMPONENTS $ V TRANSFORMER LABEL $ FRONT SHEET METAL $1, FRONT DOOR ASSEMBLY $ SIDE PANEL TOP RAIL (2 per unit) $ TOP PANEL (2 per unit) $ SIDE PANEL ASSEMBLY (4 per unit) $ RIGHT REAR PANEL $ LEFT REAR PANEL $ BENCHMARK 2.0 LOW NOx LOGO (FOR FRONT DOOR ASSY.) $ GAS PRESSURE SNUBBER $ GAS PIPE "O" RING $4.00 NOTES: 1) SEE DRAWING PL-A-146 FOR ITEM # PHYSICAL LOCATION ON THE BMK 2.0 LN (VENTURI) BOILER. 2) SEE PAGES PP TO PP FOR SUB-COMPONENTS AND OPTIONAL PARTS. *Rev. 4/11/14 PP103.27

23 BENCHMARK 2.0 LOW NOx (VENTURI) PARTS International, Inc. AIR/FUEL VALVE ITEM PART NO. DESCRIPTION LIST PRICE AIR/FUEL VALVE GAS PLATE $ AIR VALVE BUTTERFLY $ GAS VALVE SHUTTER $ GP MICROSWITCH $ k POTENTIOMETER $ k POTENTIOMETER $ GEAR SEGMENT W/ CAM $ MOTOR GEAR $ PLASTIC MOTOR COVER $ AIR/FUEL VALVE WIRING HARNESS $ BLOWER COMPONENTS BLOWER WIRING HARNESS $ BLOWER RUBBER WASHER DAMPENER $ THERMOSTATIC DAMPER AND DUCT ASSEMBLY USED FOR UNITS WITH SERIAL NUMBER BEFORE G $ BURNER PARTS, SEE DWG. PL-A BURNER HOUSING, LOW NOx $1, FLAME DETECTOR ASSEMBLY (WITH GASKET), BMK LOW NOx *$ OBSERVATION PORT, 1/2" NPT (ALL BMK LOW NOx) $ VENTURI ASSEMBLY $1, GP S IGNITOR $ GASKET, GAS INJECTOR $ GASKET, FLAME ROD, LOW NOx $ FLAME ROD CONNECTOR $ SOLENOID VALVE, 1/4 NPT (PART OF STAGED IGNITION ASSEMBLY 24039) $ INJECTOR, GAS BMK LOW NOx (PART OF STAGED IGNITION ASSEMBLY 24039) $ CONDENSATE PARTS CONDENSATE TRAP O-RING $ CONDENSATE TRAP ORIFICE GASKET (DO NOT USE FOR CONDENSATE TRAP MODELS WITH BUILT-IN ADAPTOR) $ EXHAUST MUFFLER RETROFIT KIT (INLINE VENT INSTALLATIONS) KIT COMPONENTS WILL TAKE THE PLACE OF EXISTING HEATFAB $2, CI PLUS (DOUBLE-WALL 1 AIR GAP) VENT LAYOUT SEGMENT MADE OF (2) 24 OR (3) 18 STRAIGHT LENGHTS IN A ROW EXHAUST MUFFLER RETROFIT KIT (END OF VENT LINE INSTALLATIONS) $1, *Rev. 8/29/14 PP103.28

24 BENCHMARK 2.0 LOW NOx (VENTURI) PARTS International, Inc. GAS TRAIN COMPONENTS COMMON PARTS ITEM PART NO. DESCRIPTION LIST PRICE DIFFERENTIAL PRESSURE REG. MAXITROL RV91 (2-5" RANGE) $ SPRING, DIFFERENTIAL PRESSURE REG. RV91 (2-5" RANGE) $27.00 GAS TRAIN COMPONENTS FOR ALL FM UNITS SEE DWG AP-A-799 AND AP-A SIEMENS-2" SAFETY SHUT-OFF VALVE BODY $1, SIEMENS SSOV ACTUATOR with REGULATOR and PROOF OF CLOSURE SWITCH FOR USE WITH ALL FM GAS TRAINS $2, GAS TRAIN COMPONENTS FOR IRI UNITS BEFORE G SIEMENS- 2" DOUBLE BODY SSOV $2, SIEMENS- 2" DOUBLE BODY SSOV CONNECTING FLANGE $ SIEMENS-SAFETY SHUT OFF VALVE ACTUATOR ( with PROOF OF CLOSURE SWITCH) FOR UPSTREAM SSOV $1, SIEMENS SSOV ACTUATOR with REGULATOR and PROOF OF CLOSURE SWITCH FOR DOWNSTREAM SSOV $2, GAS TRAIN COMPONENTS FOR IRI UNITS G AND AFTER SEE DWG AP-A-796 AND AP-A SIEMENS- 2" DOUBLE BODY SSOV $2, SIEMENS- 2" DOUBLE BODY SSOV CONNECTING FLANGE $ SIEMENS SAFETY SHUT-OFF VALVE ACTUATOR ( without PROOF OF CLOSURE SWITCH) FOR UPSTREAM SSOV $1, SIEMENS SSOV ACTUATOR with REGULATOR and PROOF OF CLOSURE SWITCH FOR DOWNSTREAM SSOV $2, GAS TRAIN COMPONENT ALL IRI UNITS " NORMALLY OPEN VENT VALVE $1, REPLACEMENT O-RING KIT 1-1/2 & 2 SIEMENS DOUBLE BODY SSOV $ SENSORS, SWITCHES, SAFETY DEVICES, & WIRING HARNESSES OVER TEMP. SWITCH - AUTO RESET (195ºF MAX FOR KY CODE) $ OVER TEMP. SWITCH - MANUAL RESET (200ºF MAX FOR KY CODE) $ *61044 OUTSIDE AIR SENSOR (INCLUDES MOUNTING ENCLOSURE) $ MCF CAPACITOR ASSEMBLY (PART OF LOW WATER CUT-OFF PROBE/CAPACITOR ASSY 69126) $ SHEET METAL FRONT DOOR LATCH ASSEMBLY $ MOUNTING PANEL $ /4" FLAT WASHER $ /4" LOCK WASHER $ FRONT DOOR LOWER RELEASE HINGE $ TOP DOOR HINGE BRACKET $ FRONT DOOR UPPER RELEASE HINGE $ FRONT DOOR PIVOT BRACKET $ SHEET METAL TOUCH-UP PAINT (DK. GRAY) $ SHEET MATAL TOUCH-UP PAINT (LT. GRAY) $77.00 *Rev. 5/6/14 PP103.29

25 BENCHMARK 2.0 LOW NOx (VENTURI) PARTS International, Inc. "C-MORE" BENCHMARK CONTROL SYSTEM COMPONENTS, & SPARE PARTS ITEM PART NO. DESCRIPTION LIST PRICE IGNITION/STEPPER BOARD $1, POWER SUPPLY BOARD $ LOW WATER CUTOFF BOARD $ PMC BOARD Use ONLY for C-More Boxes version 3.04 or Higher. For earlier versions, see upgrade kit below $1, DISPLAY BOARD $ CONNECTOR BOARD $1, *V.F.D. DISPLAY MODULE - Use for C-More versions above 2.07 $ *69249 V.F.D. DISPLAY MODULE + PMC BOARD - Use for C-More versions 2.07 or earlier $1, CONTROL BOX CABLE ASSEMBLY $ CONTROL BOX 34-PIN RIBBON CABLE $ I/0 BOX PC BOARD $ I/O BOX RELAY $ I/O BOX INTERLOCK WIRING HARNESS $ I/O BOX SENSOR/COMM. WIRING HARNESS $ POWER BOX TRANSFORMER $ POLY BLOWER MOTOR THERMAL OVERLOAD (220V 1 PH.) $ POLY BLOWER MOTOR CONTACTOR (220V 1 PH.) $ POLY BLOWER MOTOR STARTER (220V 1 PH); NOTE: THIS IS AN ASS Y CONSISTING OF PART NUMBERS & $ BLOWER MOTOR STARTER ( V 3 PH.) $ BLOWER MOTOR STARTER (460V 3 PH.) $ POWER BOX FUSE FAST ACTING, 4A $ POWER BOX CONTROL HARNESS $ C-MORE RS-232 COMMUNICATIONS CABLE $ C-MORE UPGRADE KIT UPGRADES AN EXISTING C-MORE BOX TO LATEST PMC BOARD UPGRADE KIT (APPLIES TO SOFTWARE VER 1.60 OR HIGHER) NOTE: C-MORE BOXES WITH SOFTWARE VERSIONS PRIOR TO 1.60 $1, CAN ONLY BE UPGRADED BY REPLACING THE COMPLETE C-MORE BOX - PART NUMBER (SEE PAGE PP103.27) *Rev. 11/26/14 PP (SH 1 OF 2)