McQuay. Two-Stage Centrifugal Chiller WTC 500. Replacement Parts List No Revision A 10/2011

Transcription

1 Replacement Parts List No Revision A 10/2011 McQuay Two-Stage Centrifugal Chiller WTC 500 To find your Daikin Applied parts distributor, call or visit

2 Table of Contents Parts List Revision History...3 Serial Number Nomenclature...4 Electrical Legend...5 Economizer...6 Tubing Motor Cooling Supply...7 Motor Cooling Drain...8 Oil Cooler Drain...9 Motor Drain nd Scroll Drain...11 Eductor Line Eductor Assembly Components...14 Interstage & 1st Scroll Drain...15 Oil Temperature & Pressure...16 Oil Sump Temperature & Pressure...17 Oil Cooler Supply...18 Pilot Valve...19 Liquid Bypass...20 Piping Compressor Discharge...21 Compressor Suction...22 Economizer to Compressor...23 Economizer to Expansion Valve and Expansion Valve to Liquid Line...24 Expansion Valve...25 Liquid Line...26 Economizer Top...27 Economizer to Evaporator...28 Unit Insulation...29 Compressor Gear Train Inlet Guide Vane DDC System Oil Pump and Oil Tank Cover Motor Inside Piping External Piping External Components Control Box...55 Electrical Pressure Gauges...60 Condenser and Evaporator...61 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 2

3 Parts List Revision History Revision Date Description NEW 08/2011 New A 10/2011 Pages 11 & 15 - Added Ref. M322 (Valve ) to drawings and charts. Daikin Applied, Industrial Park Blvd., P.O. Box 1551, Minneapolis, MN (763) Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 3

4 Serial Number Nomenclature STN U Plant Identification AUB= Auburn, NY FBO= Faribault, MN SCO= Scottsboro, AL STN = Staunton C= Compressor U= Unit Year of Manufacture 09= = = = 2012 etc. Serial Number (build sequence) Month of Manufacture 01= January 02= February 03= March 04= April 05= May 06= June 07= July 08= August 09= September 10= October 11= November 12= December Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 4

5 Electrical Legend A... Alarm B1-B10... Analog Input Connections CAP... Capacitor CB... Circuit Breaker CBX... Compressor Box CC... Comp. Controller CF... Condenser Flow Switch CO... Compressor Off Relay CP1 & CP2... Condenser Pump Cycling Relay CR... Compressor Relay CT... Control Transformer CWI... Condenser Water Interlocks C1... Clg Tower Fan Relay (Stage 1) C2... Clg Tower Fan Relay (Stage 2) C3... Clg Tower Fan Relay (Stage 3) C4... Clg Tower Fan Relay (Stage 4) DDCA... Dischg Diffuser Control Actuator DR... Drain Solenoid EC... Expansion Controller EF... Evaporator Flow Switch EFB... Evap. Mass Flow Sensor Board EP1 & 2... Evaporator Pump Cycling Relay EWI... Evaporator Water Interlocks EXV... Electronic Expansion Valve Bd. GDB... Guardistor Board GFP... Ground Fault Protector HG... Hot Gas Solenoid HR1 & 2... Heater Relay ICR... Inlet Guide Vane Close Relay ID Digital Input Connections IGVA... Inlet Guide Vane Actuator IOR... Inlet Guide Vane Open Relay IR Isolation Relay for T2-T4 LI... Liquid Injection Solenoid LR... Latch Relay MA... Contactor Auxillary MC... Motor Cooling Solenoid MCR... Mtr. Contr. Relay (Starter) MHP... Mechanical Hi Pressure Switch NO1-18, NC Digital Output Connection OC... Oil Cooler Sol. (120 or 24VAC) OL... Overload OP... Oil Pump Contactor PTB... Pressure Transducer Board RL... Reactor, Line Side SA-unload,SB-load... Vane Control Solenoid SC... Signal Converter SW1... Unit Start/Stop Swich SW2... Comp. Manual Off Switch SW3... Remote Start/Stop Switch SW4... Mode Switch SW5... Emergency Stop Switch T1... Transformer (120VAC) T2... Transformer (24VAC) T3... Transformer (24VAC) T4... Transformer (24VAC) T5... Transformer (24VAC) /Isolation UC... Unit Controller Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 5

6 Economizer Economizer on units built August 2010 and earlier. (16 bolts on each cover) Assy, Economizer, 2 Stage, M Series Float Seal Plate Bolt, x Gasket, OD x 18.5 ID Float Valve Assy Screw, M8 x 1.25 x 35MM Sight Glass, Economizer on units built after August (36 screws on each cover) 001 Assy, Economizer, 2 Stage, M Series Float Seal Plate Screw, 0.50 x O-Ring, ID x.275 thick Float Valve Assy Screw, M8 x 1.25 x 35MM Sight Glass, Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 6

7 Tubing Motor Cooling Supply G203 G502 G201 G202 G215 G224 G228 2 places G201 G G201 Filter Connection G202 G352 Compressor Connection to Filter G202 G201 G214 G201 G202 G201 G202 G500 Valve on Condenser Connection Condenser Connection G201 Fitting, Nut G202 Fitting, Sleeve G203 Fitting, Straight Adapter G214 Union G215 Swivel Union G224 Orifice,.102 D G228 O-Ring G352 Filter Drier G500 Valve, Angle 5/8 x 7/ G502 Valve, Angle 5/8 x 7/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 7

8 Tubing Motor Cooling Drain G504 G216 Compressor Connection G209 G503 G206 G209 G209 G206 G226 G206 G209 Evaporator Connection G229 G206 G206 Fitting, Sleeve G209 Fitting, Nut G216 Fitting, Adapter G226 Orifice,.238 D G229 O-Ring G503 Valve, Angle 1-1/4 x 1-5/ G504 Valve, Angle 1-1/4 x 1-5/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 8

9 Tubing Oil Cooler Drain G220 Elbow Connection at Oil Cooler G207 G206 G240 G221 G207 Oil Cooler Connection G206 G223 G207 G503 G206 G206 G207 G223 G207 G206 G206 G207 Evaporator Connection Valve at Evaporator Connection G206 Fitting, Sleeve G207 Fitting, Nut G220 Fitting, Adapter G221 Coupling G223 Union G240 O-Ring G503 Valve, Angle 1-1/4 x 1-5/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 9

10 Tubing Motor Drain H213 Orifice at Compressor Connection H203 H202 H451 H212 Compressor Connection H450 H203 H202 H233 H203 H202 Evaporator Connection H203 H202 Valve at Evaporator Connection H202 Fitting, Sleeve H203 Fitting, Nut H212 Orifice,.106 D H213 Fitting, Adapter H233 Union H450 Valve, Angle 3/8 x 9/ H451 Valve, Angle 3/8 x 9/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 10

11 Tubing 2nd Scroll Drain F211 F210 Valve Connection on Compressor F460 F204 Compressor Connection M322 F212 F210 F211 Valve Connection on Condenser F461 Condenser Connection F204 Sight Glass F210 Fitting, Nut F211 Fitting, Sleeve F212 Fitting, Adapter F460 Valve, Angle 1/2 x 3/ F461 Valve, Angle 1/2 x 3/ M322 Valve, 7/16 x 1/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 11

12 Tubing Eductor Line J503 To Ball Valve Valve Connection J203 J204 J204 J203 J204 J203 J203 J204 J212 J203 J204 J212 J204 J203 Eductor Connection J203 J204 Eductor Connection J203 Fitting, Sleeve J204 Fitting, Nut J212 Union J503 Valve, Angle 3/8 x 9/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 12

13 Tubing Eductor Line J203 J204 J213 Compressor Connection J504 J200 J209 J903 Eductor Assy. - see next page J351 J500 J209 J200 Evaporator Connection J211 J210 J209 J200 J200 Fitting, Nut J203 Fitting, Sleeve J204 Fitting, Nut J209 Fitting, Sleeve J210 Fitting, Sleeve J211 Fitting, Nut J213 Fitting, Adapter J351 Filter Drier J500 Valve, Angle 5/8 x 7/ J504 Ball Valve J903 Eductor Assembly see next page 1 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 13

14 Tubing Eductor Assembly Components J358 J355 J356 J366 J365 J357 J355 Ejector Casing J356 Ejector Nozzle J357 Fitting J358 Fitting J365 O-Ring J366 O-Ring When replacing Nozzle or Casing, check length of Nozzle. If Nozzle is inches - must replace both Nozzle and Casing at the same time. If Nozzle is 2.0 inches - can replace Nozzle or Casing separately. Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 14

15 Tubing Interstage & 1st Scroll Drain Valve at Compressor Connection F470 F210 F211 Valve at Interstage Elbow Connection F210 F204 F211 Evaporator Connection M322 F212 F461 F213 F452 F213 F212 F205 F206 F460 Valve at Evaporator Connection Compressor & Interstage Elbow Connection F204 Sight Glass F205 Fitting, Nut F206 Fitting, Sleeve F210 Fitting, Nut F211 Fitting, Sleeve F212 Fitting, Adapter F213 Bushing,.500 x F452 Solenoid Valve,.25 ODF, 24VAC F460 Valve, Angle 1/2 x 3/ F461 Valve, Angle 1/2 x 3/ F470 Valve, Angle 5/8 x 7/ M322 Valve, 7/16 x 1/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 15

16 Tubing Oil Temperature & Pressure M316 M310 Oil Supply Pressure Transducer - see Electrical section M310 Valve, 1/8M x 1/8F NPT M316 Sensor Well Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 16

17 Tubing Oil Sump Temperature & Pressure Oil Sump Pressure Transducer - see Electrical section M316 Oil Sump Temperature Sensor - see Electrical section M316 Sensor Well Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 17

18 Tubing Oil Cooler Supply G505 Elbow Connection at Oil Cooler G208 G209 G220 G221 G240 G225 G209 G223 G206 G209 G206 Oil Cooler Connection G209 G206 G223 G206 G209 G503 G209 G206 Valve Connection at Condenser Condenser Connection G206 Fitting, Sleeve G208 Fitting, Sleeve G209 Fitting, Nut G220 Fitting, Adapter G221 Coupling G223 Union G225 Reducer G240 O-Ring G503 Valve, Angle G505 TX Valve Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 18

19 Tubing Pilot Valve J501 J500 J201 J200 J202 J201 J200 J500 J202 J200 Fitting, Nut J201 Fitting, Sleeve J202 Reducer J500 Valve, Angle 5/8 x 7/ J501 Thermal Expansion Valve (Pilot Valve) Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 19

20 Tubing Liquid Bypass P005 P001 P001 P001 Union P005 Solenoid Valve Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 20

21 Piping Compressor Discharge A360 A010 A420 A204 A011 A511 A510 A361 A010 Flange A011 Flange A204 Coupling A360 Gasket A361 Gasket A420 Sensor Well A510 Check Valve A511 Valve, 7/16 x 1/ Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 21

22 Piping Compressor Suction A421 A353 A012 A420 A359 A006 A006 Flange A012 Flange A353 Gasket A359 Gasket A420 Sensor Well A421 Assy, Pilot Bulb Well Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 22

23 Piping Economizer to Compressor Economizer Piping Connection C023 C357 C502 W150 Compressor Connection C019 C364 C019 Flange C023 Flange, Slip-on with O-Ring Groove C357 O-Ring C364 Gasket C502 Valve, 7/16 x 1/ W150 Orifice Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 23

24 Piping Economizer to Expansion Valve and Expansion Valve to Liquid Line W906 Expansion Valve - see next page Expansion Valve Connection C008 C361 Economizer Connection C357 C023 C360 C004 Expansion Valve Connection C024 Liquid Line Connection C004 Flange, Liquid Inlet C008 Flange, with O-Ring Groove C023 Flange, Slip-0n with O-Ring Groove C024 Flange C357 O-Ring C360 O-Ring C361 O-Ring W906 Expansion Valve see next page 1 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 24

25 Piping Expansion Valve W906 Assy, Expansion Valve includes: 141 Body Cap Spring Stop Stem Pin,.69 x x O-Ring Retainer Washer Piston Sealing Ring O-Ring Screw, H5.37 x Pin,.88 x Fitting Quad-Ring ` Cap Screw,.375 x Washer Washer Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 25

26 Piping Liquid Line C358 C025 W250 W251 W908 C352 C003 C204 C205 C003 Flange for Cone Strainer C025 Flange, Slip-on with O-Ring Groove C204 Sensor Well C205 Sight Glass C352 Strainer Assy C358 O-Ring W250 Gasket, 5.12 OD W251 Gasket W908 Shut-Off Valve (King Valve) Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 26

27 Piping Economizer Top C020 C020 C020 C357 C020 C357 C357 C020 C357 C020 C021 C357 C021 C021 C357 C020 C020 Flange, with O-Ring Groove C021 Flange, Slip-on C357 O-Ring Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 27

28 Piping Economizer to Evaporator Economizer Connection C023 C357 C021 C023 C357 Evaporator Connection C357 C020 C020 Flange C021 Flange, Slip-on C023 Flange, Slip-on with O-Ring Groove C357 O-Ring Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 28

29 Unit Insulation Description Part Number Quantity Sheet Insulation, 0.75" thick (use 2 layers) (unit total = 605 sq. ft.) as needed Tube Insulation, ID (unit total = 19 ft.) as needed Tube insulation, ID (unit total = 5 ft.) as needed Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 29

30 Compressor Gear Train R16 R70 R53 R25 R73 R56 R80 R62 R79 R75 R18 R61 R20 R77 R51 R23 R15 R65 R74 R58 R14 R13 R78 R75 R59 R08 R10 R72 R57 R12 R86 R72 R55 R11 R09 R81 R82 R83 R07 R33 R21 R54 R71 R67 R34 R66 R22 R19 R35 R60 R76 R68 R69 R77 R62 R63 R64 R66 R24 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 30

31 Compressor Gear Train R07 Seal, 1st Stage Discharge Side Labyrinth R08 Seal, 2nd Stage Suction Side Labyrinth R09 Seal, 2nd Stage Discharge Side Labyrinth R10 Pinion Bearing Bracket R11 Pinion Bearing Stopper R12 Oil Nozzle for Pinion Bearing R13 1st Stage Casing R14 1st Stage Shroud Cover (M50) R15 1st Stage Shroud Cover Shim Set R16 2nd Stage Casing R18 Bracket, Angular Contact Bearing - 1st Stage Side R19 Bracket, Angular Contact Bearing - 2nd Stage Side R20 Angular Contact Bearing Shim Set R21 1st Stage Wall R22 2nd Stage Wall R23 1st Stage Vaneless Diffuser A (M50) R24 1st Stage Vaneless Diffuser B R25 2nd Stage Vaneless Diffuser R33 O-Ring, 1st Stage Disch. Side Labyrinth Seal R34 O-Ring, 2nd Stage Disch. Side Labyrinth Seal R35 O-Ring, 2nd Stage Casing R51 Hexagon Head Bolt R53 Hexagon Socket Head Cap Screw R54 Hexagon Socket Head Cap Screw R55 Hexagon Socket Head Cap Screw R56 Hexagon Socket Head Cap Screw R57 Hexagon Socket Head Cap Screw R58 Hexagon Socket Head Cap Screw R59 Hexagon Socket Head Cap Screw R60 Hexagon Socket Head Cap Screw R61 Hexagon Socket Head Cap Screw R62 Hexagon Socket Head Cap Screw R63 Hexagon Socket Head Cap Screw R64 Hexagon Socket Head Cap Screw R65 Hexagon Socket Low Head Cap Screw R66 Hexagon Socket Low Head Cap Screw Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 31

32 Compressor Gear Train R67 Cross-recessed Flat Countersunk Screw R68 Stud Bolt R69 Hexagon Nut R70 Conical Spring Washer R71 Conical Spring Washer R72 Conical Spring Washer R73 Conical Spring Washer R74 Conical Spring Washer R75 Conical Spring Washer R76 Conical Spring Washer R77 Conical Spring Washer R78 Parallel Pin R79 Parallel Pin R80 Parallel Pin R81 Hexagon Socket Head Cap Screw R82 Plain Washer R83 Conical Spring Washer R86 Pinion Rotor Assembly (50 Hz) R86 Pinion Rotor Assembly (60 Hz) Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 32

33 Compressor Inlet Guide Vane R222 R227 (7 places) (7 places) Z R219 (8 places) Z (4 places) (4 places) R225 R218 R224 R217 (4 places) (4 places) (2 places) (2 places) R228 R216 R212 R205 R206 View Z-Z Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 33

34 Compressor Inlet Guide Vane R202 R204 R213 (4 places) R221 (4 places) R226 R207 R220 R201 R203 R207 View A-A R203 R205 A A R209 R208 R214 (2 places) R206 R225 B B R211 R211 R203 View B-B (4 places) (4 places) R215 R223 R210 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 34

35 Compressor Inlet Guide Vane R201 IGV Main Assembly R202 IGV Mounting Flange R203 IGV Vane Drive Shaft R204 Oil Mist Baffle Plate R205 Stuffing Box R206 Gland Follower R207 Key for Vane Drive Shaft R208 V Packing R209 Bushing with Flange R210 IGV Control Motor R211 IGV Control Motor Coupling R212 Yoke R213 O-Ring (IGV Mounting Flange) R214 O-Ring (Stuffing Box) R215 Hexagon Head Bolt R216 Hexagon Head Bolt R217 Hexagon Head Bolt R218 Hexagon Head Bolt R219 Hexagon Head Bolt R220 Hexagon Socket Head Cap Screw R221 Hexagon Socket Head Cap Screw R222 Hexagon Socket Head Cap Screw R223 Spring Washer R224 Spring Washer R225 Spring Washer R226 Conical Spring Washer R227 Conical Spring Washer R228 Spring Washer Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 35

36 Compressor DDC System R301 R302 R308 R307 (2 places) R310 R305 R306 E E R304 R314 (4 places) R316 (4 places) R309 R303 R319 (4 places) R311 (4 places) (2 places) R318 (2 places) R312 R320 (4 places) R313 (4 places) View E-E Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 36

37 Compressor DDC System R301 DDC Main Assembly (M50) R302 Lever Drive Shaft R303 DDC Control Motor Coupling R304 Control Motor Trestle R305 Stuffing Box R306 Gland Follower R307 V Packing R308 Bush with Flange R309 Control Motor R310 O-Ring (Stuffing Box) R311 Hexagon Head Bolt R312 Hexagon Head Bolt R313 Hexagon Head Bolt R314 Hexagon Socket Head Cap Screw R316 Spring Washer R318 Spring Washer R319 Spring Washer R320 Spring Washer Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 37

38 Compressor Oil Pump and Oil Tank Cover R404 R410 (8 places) R428 R413 R416 R415 R433 R422 R412 R401 R406 R422 R417 R405 R410 (4 places) (4 places) R426 R432 Inside of Oil Tank Front Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 38

39 Compressor Oil Pump and Oil Tank Cover R427 (4 places) R408 R414 R429 (4 places) R423 (2 places) (6 places) (6 places) R425 R430 R403 (2 places) (2 places) R407 R421 R409 R402 R424 R430 (2 places) (4 places) (4 places) R418 R420 R419 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 39

40 Compressor Oil Pump and Oil Tank Cover R401 Oil Pump Assembly R402 Stop Valve Assembly R403 Oil Tank Cover R404 Upper Cap of Filter R405 Lower Cap of Filter R406 Filter Brush R407 Sightglass R408 Plug R409 Plug R410 Hexagon Socket Head Cap Plug R412 Filter Element R413 Terminal R414 Terminal Cover R415 Terminal Cover Packing R416 O-Ring R417 O-Ring R418 Oil Heater R419 Pressure Control Valve R420 Pressure Control Valve Packing R421 O-Ring R422 O-Ring R423 Cross-Recessed Head Machine Screw R424 Hexagon Head Bolt R425 Hexagon Head Bolt R426 Hexagon Head Bolt R427 Hexagon Socket Head Cap Screw R428 Hexagon Socket Head Cap Screw R429 Conical Spring Washer R430 Spring Washer R432 Spring Washer R433 Hexagon Socket Head Plug Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 40

41 Compressor Motor R527 R503 R541 R533 Z R501 R548 R545 R502 R544 R508 R528 R506 R509 R513 R542 R534 R505 R516 R507 R517 R537 R553 R504 R552 View Z R540 R539 R532 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 41

42 Compressor Motor R506 R541 R538 R543 R535 R518 R510 R547 R511 R518 R546 R531 R531 R549 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 42

43 Compressor Motor R501 Gear Motor Casing R502 Motor Bearing Bracket R503 Motor End Cover R504 Motor Shaft R505 Oil Nozzle for Motor Non-load Side Bearing R506 Oil Nozzle for Motor Load Side Bearing R507 Sleeve for Motor Load Side Bearing R508 Motor Load Side Labyrinth Seal R509 Motor Non-load Side Labyrinth Seal R510 Main Motor Load Side Oil Piping R511 Tube Clamp R513 Ball Bearing Bracket R516 Sight Glass R517 Retaining Ring R518 Bite Type Fitting Elbow R527 O-Ring, Motor End Cover R528 O-Ring, Motor End Labyrinth R531 Hexagon Head Bolt, Thermostat Terminal Box R532 Hexagon Head Bolt, Terminal Box R533 Hex. Head Bolt, Motor Non-Load Side Labyrinth Seal R534 Hexagon Head Bolt, Ball Bearing Bracket R535 Hexagon Head Bolt, Motor Bearing Bracket R537 Hexagon Head Bolt, Motor End Cover R538 Hex. Socket Hd Cap Screw, Oil Nozzle for Load Side R539 Plain Washer, Terminal Blank Flange for Main Terminal R540 Spring Washer, Terminal Blank Flange for Main Terminal R541 Conical Spring Washer, Oil Nozzle & Labyrinth Seal R542 Conical Spring Washer, Ball Bearing Bracket R543 Conical Spring Washer, Motor Bearing Bracket R544 Parallel Pin, Motor Load Side Labyrinth Seal R545 Parallel Pin, Dwell Pin R546 Plug, Motor Bearing Bracket R547 Cross Recessed Head Tapping Screw, Tube Clamp R548 Plug, Dwell Pin R549 Plug, Spare Port R552 Motor Load Side Bearing R553 Motor Non-load Side Bearing NS Motor Inquiry Specification, 440V NS Motor Inquiry Specification, 3kV class NS Motor Inquiry Specification, 6kV class NS Motor General Specification NS = Not Shown Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 43

44 Compressor Inside Piping R604 R606 R602 R606 R610 R616 R615 R614 R607 R601 R610 R607 R603 R615 R614 R616 C A B Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 44

45 Compressor Inside Piping R610 R601 R602 R607 R607 R610 View A View B R616 R604 R607 R607 R607 R616 View C R603 R607 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 45

46 Compressor Inside Piping R601 Seal Gas Piping, Inside R602 Angular Contact Bearing Piping, Inside R603 Gear Oil Piping, Inside R604 Pinion Side Rolling Bearing Oil Piping, Inside R606 Half Union with Flare Nut R607 Half Union with Flare Nut R610 Half Elbow with Flare Nut R614 Spring Washer R615 Cross-recessed Head Machine Screw R616 Tube Clamp Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 46

47 Compressor External Piping R714 R711 R704 R710 R709 R717 R756 R708 R721 R758 A R718 R756 R757 R712 R778 R716 R784 R730 R708 R783 B R727 R737 R742 R715 R756 D R756 R744 R715 R741 R718 R748 Bottom of compressor Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 47

48 Compressor External Piping R706 R780 R733 R716 R767 R774 R720 R734 R707 R785 R786 R741 R706 R742 R769 R722 R765 R771 R770 R701 R768 R764 R749 R703 R788 R789 R760 R754 R787 R789 R790 C Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 48

49 Compressor External Piping R737 R725 R732 R724 R780 R709 R737 R753 R737 R753 R737 R708 R766 R746 R750 R772 R732 R752 R723 R740 R710 R753 R756 R737 R758 R721 R747 R732 R707 R746 R735 R714 R782 R711 R732 R753 R757 R753 R743 R712 R726 R732 R773 R781 R775 R767 R774 R717 View A Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 49

50 Compressor External Piping R732 R713 R743 R713 R755 R776 R777 R728 R712 View B R730 R716 R731 R763 R705 R738 R734 R745 R751 R762 R719 R759 R767 R779 R789 R702 R761 R788 R745 R787 View C R737 R772 R708 R782 R783 R767 R774 R727 R737 R718 R748 R741 R742 R715 View D Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 50

51 Compressor External Piping R701 Oil Tank Cover Assy R702 Outlet Piping 1 for Relief Valve R703 Inlet Piping for Stop valve R704 Main Oil Piping for Assy R705 Return Piping for Relief Valve R706 Balance Piping R707 Outlet Piping for Stop Valve R708 Oil Piping for Motor Non-load Side Bearing R709 Oil Inlet Piping for Pinion Bearing R710 Oil Inlet Piping for Gear R711 Oil Inlet Piping for Angular Bearing R712 Ejector Drive Gas Piping A R713 Ejector Drive Gas Piping B R714 Seal Gas Piping R715 Oil Outlet Piping for Motor Non-load Side Bearing R716 IGV Drain Piping R717 Oil Inlet Piping for Motor Load Side Bearing R718 Short Nipple of Motor Non-load Side Oil Outlet Piping R719 Outlet Piping 2 for Relief Valve R720 Demister Box R721 Oil Cooler Bracket R722 Demister R723 Orifice (B3) R724 Orifice (Gear) R725 Orifice (B1 & 2) R726 Orifice (B4) R727 Orifice (B5) R728 Bonnet R730 Ejector Drive Gas Manifold R731 Half Union R732 Half Union R733 Half Union R734 Half Union R735 Half Union R737 Half Elbow R738 Half Elbow R740 Half T-Joint R741 Bite Type Fitting Connector, Male R742 Bite Type Fitting Elbow Nipple R743 Angle Type Packed Valve R744 Angle Type Packed Valve R745 Elbow R746 Elbow Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 51

52 Compressor External Piping R747 Reducing Elbow R748 Reducing Elbow R749 Street Elbow R750 Nipple R751 Fitting, Nipple R752 Bushing R753 Bushing R754 Bushing R755 Plug R756 Plug R757 Plug R758 Oil Cooler R759 Relief Valve R760 Packless Valve R761 Pressure Control Valve Table R762 Pressure Control Valve Packing R763 Ejector Assy R764 O-Ring, Oil Tank Cover R765 O-Ring, Demister Box R766 O-Ring, Union R767 Spring Washer R768 Hexagon Head Bolt R769 Hexagon Head Bolt R770 Hexagon Head Bolt R771 Spring Washer R772 Cross-recessed Head Machine Screw R773 Hexagon Nut R774 Hexagon Head Bolt R775 Plain Washer R776 Hexagon Socket Head Cap Screw R777 Conical Spring Washer R778 Cross-recessed Head Machine Screw R779 Hexagon Socket Head Cap Screw R780 Main Oil Piping Support R781 U-Bolt R782 Tube Clamp R783 Motor Load Side Piping Support R784 Saddle R785 Short Nipple for Balance Piping R786 Socket R787 Pipe Support for Relief Valve R788 Pipe Support for Stop Valve R789 U-Bolt R790 Hexagon Socket Head Cap Screw Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 52

53 Compressor External Components R817 R810 R823 R809 R822 R810 R820 R815 R817 R817 R813 R820 R805 R806 R807 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 53

54 Compressor External Components R805 Bull Gear (50 Hz) R805 Bull Gear (60 Hz) R806 Key for Bull Gear R807 Locknuts for Bull Gear R809 O-Ring, Economizer Connection Piping R810 O-Ring, Refrigerant Gas Pipe R813 O-Ring, Gear Motor Casing R815 Plug R817 Hexagon Head Bolt R820 Hexagon Head Bolt, Gear Motor Casing R822 Refrigerant Gas Pipe R823 Economizer Connection Piping Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 54

55 Control Box T2 T3 EC CC 002 T5 T4 002A 014 CTB1 CB1 SC CTB2 UTB CTB3 OP OL PC ASSY UC Ref # Schematic Description Part Number Quantity 002 CR,HR,LR,ICR,IOR Relay, 24VAC, 10A A Relay Holder with Din Rail Mount CB2, CB3 Circuit Breaker, 6A OP Relay OL Overload Relay, 3PH, 30A SW1, SW2, SW5 Rocker Switch, 125V note: SW5 not shown CB1 Circuit Breaker, 5A PC Assy SC Signal Converter T2,T3,T4,T5 Transformer, 120V-24V, 100VA EC Controller, Small CC, UC Controller, Large UTB1, CTB2 Terminal Block CTB1 Terminal Block CTB3 Terminal Block Connector Kit for Large Controller Connector Kit for Small Controller Switch Bracket UCM Universal Communication Module NS (outside of box) Green LED (Compressor Off) NS (outside of box) Red LED (Compressor On) NS (outside of box) White LED (Control Power) NS = Not Shown Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 55

56 Electrical M013 M002 CS05 Front View ES03 M004 M013 CS01 M004 M013 M004 M003 CS04 CS03 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 56

57 Electrical M013 CS06 M005 Rear View CS09 M008 M013 M005 CS02 M002 CS07 US05 M008 Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 57

58 Electrical M002 M015 US04 US02 M001 M016 EF M007 M001 CS10 M016 M002 M015 US03 M007 CF M010 See additional diagrams on previous 2 pages Ref # Schematic Description Part Number Quantity M001 CS10 Evap. Leaving Water Temp. Sensor, 30 ft M001 US02 Evaporator Temperature Sensor, 30 ft M002 US03 Condenser Entering Water Temp. Sensor, 20 ft M002 US04 Condenser Temperature Sensor, 20 ft M002 CS05 Compressor Suction Temperature Sensor, 20 ft M002 CS07 Compressor Discharge Temp. Sensor, 20 ft M003 CS04 Oil Sump Temperature Sensor, 20 ft M004 CS01 Oil Sump Pressure Transducer, Low Pr M004 CS03 Evaporator Pressure Transducer, Low Pr M004 ES03 Economizer Pressure Transducer, Low Pr M005 CS02 Oil Supply Pressure Transducer, Hi Pr M005 CS06 Condenser Pressure Transducer, Hi Pr M007 CF, EF Sensor, Condenser Flow & Evaporator Flow M008 CS09 Oil Supply Temp. Sensor, 25 ft M008 US05 Liquid Line Temp. Sensor, 25 ft M010 Cable, Cond. & Evap. Flow Sensor, 10 meters M013 Cable, Pressure Transducer, 30 ft M015 Sensor Well, 3.75" M016 Temperature Well, 5" long NS Flow Switch NS = Not Shown Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 58

59 Electrical M230 M231 M230 LCD Support Arm, Beige M231 LCD Touch Screen Monitor, Beige Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 59

60 Pressure Gauges W233 W231 W232 W231 Pressure Gauge, 0-2 MPa W232 Pressure Gauge, MPa W233 High Pressure Switch Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 60

61 Condenser and Evaporator W002 W001 D003 D004 D003 D006 D003 Condenser Channel Gasket ft D006 Condenser Head Gasket, OD D003 Evaporator Channel Gasket ft. D004 Evaporator Head Gasket, OD W001 Condenser Relief Valve W002 Evaporator Relief Valve Two Stage Centrifugal Chiller; WTC 500 Rev. A 10/11 RPL / Page 61