McQuay. Classroom Unit Ventilator Ceiling Mounted. UAHB, UAHF, UAHR, UAHV 07, 10, 13, 15, 20 Design F (6)

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1 Replacement Parts List No Revision J 03/207 McQuay Classroom Unit Ventilator Ceiling Mounted UAHB, UAHF, UAHR, UAHV 07, 0, 3, 5, 20 Design F (6) To find your Daikin Applied parts distributor, call or visit

2 Contents Parts List Revision History...3 Nomenclature Serial Number...4 Model Number...5 Electrical Legend...6 External Cabinetry Access Panels...7 Access Panel Hardware...8 Top Discharge Duct Collar, Arrangement "26 & 28"...9 Front Discharge Duct Collar, Arrangement "AH"...0 Front Double Deflection Grille, Arrangement "AT"... Bottom Double Deflection Grille, Arrangement "BD"...2 Front Duct Collar, Arrangement "FD"...3 Front Double Deflection Grille, Arrangement "FG"...4 Fan Section...5 Coil Section Diagrams...6 Drain Pan, Face & Bypass Damper Components...7 DX Cooling Coils, Expansion Valves (Code 06= G)...7 Coils Steam Coils (Code 07= 68, 69)...9 Electric Heat Electric Heat Control Box...20 Electric Heaters...2 Damper Section Diagrams...22 Components Actuators...24 Controls Unit Mounted Limit Controls MicroTech II Controls- Sensors MicroTech II Controls- Main Box DDC Controls (Code 9= 7)- Terminal Strip, R2 Relay (Damper/Valve Control) DDC Controls (Code 9= 7)- Main Box...3 DDC Controls (Code 9= 7)- Sensors...32 Controls by Others (Code 9= 23)- Main Box...33 Field Installed Accessories Critical Parts List...CPL UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 2

3 Parts List Revision History Revision Date NEW 2/ New A /2 Page 6 Ref# 4 Add bearing assy 2/06 & later p/n and screws p/n Ref# 4, Add shaft sizes 5-20 p/n until 2/09, change GC0729 to 2/09 & later. B 4/2 Title Page- Change title to Vintage F (6). Page 9-20 Add new coil assy p/ns for coil options. C 5/2 Rebrand title and CPL pages. Page - Change plenum cover p/n to Page 2- Change plenum cover p/n to Page 3- Change plenum cover p/n to Add torx screws p/n Page 4- Add plenum cover p/n Page 9 Change coil p/n to & coil p/n to D 9/2 Updated all drawings to CS6. Page 6- Ref 24 change motor p/ns. Page 33- Add Sch. Sym. for sensor p/n (S,S2,S3). CPL- Change fan motor p/ns, add exp. valves & add sensors. Delete actuators. E /3 Page 9 Change RH coil p/n to F 0/3 Rebrand to Daikin. Page 6- Update ECM motors. Delete bearing detail and fasteners. Pages 28, 33- Change sensor p/n to CPL- Update ECM motors. Change sensor p/n to Delete transformers. G 7/4 Page 6- Add Sleeve Bearing 07-3 p/n 4ACE2556A & Sleeve Bearing Assy 5-20 p/n H 0/6 Page 5- Add Code 9= B. Page 5- Combine Fan Section diagrams & component pages. Delete ECM motor P/Ns. Add footnote for ECM nameplate location. (Delete Fan Section components page). Page 8- Add code 6=Z to coil p/n Page 3- Change relay p/n 4EW9054 to CPL- Delete ECM numbers add see nameplate. I 03/6 Page 8- Change Ref# 2 Coil p/n to CPL- Update revision. J 03/7 Page 7- Change Code 08 descriptions for DX Coils from "E or S" to "F or R" & "F or R" to "E or S". CPL- Update revision. Daikin Applied, 3600 Industrial Park Blvd., P.O. Box 55, Minneapolis, MN (763) UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 3

4 Nomenclature Serial Number AUB U Plant Identification Abbreviation AUB = Auburn U= Unit Serial Number (build sequence) Week of Manufacture Year of Manufacture 0= 200 = 20 etc. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 4

5 Nomenclature Model Number- Complete UAHB 6 S07 A S 65 E 23 AH 25 G W B Code: & & 2. Model Number UAHB= Ceiling- Face & Bypass w/ Reheat Unit Ventilator UAHF= Ceiling- Face & Bypass Unit Ventilator UAHR= Ceiling- Valve Control w/ Reheat Unit Ventilator UAHV= Ceiling- Valve Control 3. Design (Vintage) 6= Design F 4. Size (cfm) Low Static High Static S07= 750 cfm H07= 750 cfm S0= 000 cfm H0= 000 cfm S3= 250 cfm H3= 250 cfm S5= 500 cfm H5= 500 cfm S20= 2000 cfm H20= 2000 cfm 5. Unit Voltage A= 5/60/ D= 208/60/3 C= 208/60/ H= 230/60/3 G= 230/60/ K= 460/60/3 J= 265/60/ 6. Cooling Options G= DX Z= None U= 2-Row CW/HW 2 Pipe V= 2-Row CW D= 3-Row CW/HW 2 Pipe S= 3-Row CW E= 4-Row CW/HW 2 Pipe W= 4-Row CW F= 5-Row CW/HW 2 Pipe Y= 5-Row CW = 2-Row Hi Cap CW/HW 2 Pipe 5= 2-Row Hi Cap CW 2= 3-Row Hi Cap CW/HW 2 Pipe 6= 3-Row Hi Cap CW 3= 4-Row Hi Cap CW/HW 2 Pipe 7= 4-Row Hi Cap CW 4= 5-Row Hi Cap CW/HW 2 Pipe 8= 5-Row Hi Cap CW 7. Heating Options 00= None 2= Low Electric (3 elements) 68= Steam- Low Cap 3= High Electric (6 elements) 69= Steam- Hi Cap 65= HW -Row 78= Steam- Low Cap 66= HW 2-Row Opp. End Drain 67= HW 3-Row 79= Steam- Hi Cap Opp. End Drain 8. Coil Connections A= LH Both Coils (Controls by Others) B- RH Both Coils (Controls by Others) D= RH Electric Heat, One Coil G= RH Elec Heat/LH Cool E= LH Heat/RH Cool R= Single Coil LH F= RH Heat/LH Cool S= Single Coil RH 9. Controls 7= Digital Ready 23= Controls by Others Basic Stand- Alone Controls B= w/o TC B2= Master w/o TC B3= Slave w/o TC B4= BACnet MS/TP w/o TC B5= LonMark SCC w/o TC B6= Metasys N2 open w/o TC B7= with TC B8= Master with TC B9= w/o TC w/co2 9. Controls, continued BA= Master w/o TC w/co2 BB= Slave w/o TC w/co2 BC= BACnet MS/TP w/o TC w/co2 BD= LonMark SCC w/o TC w/co2 BE= Metasys N2 w/o TC w/co2 BF= w/tc w/co2 BG= Master w/tc w/co2 Expanded Stand- Alone Controls E= w/o TC E2= Master w/o TC E3= Slave without TC E4= BACnet MS/TP w/o TC E5= LonMark SCC w/o TC E6= Metasys N2 open w/o TC E7= with TC E8= Master with TC E9= w/o TC w/co2 EA= Master w/o TC w/co2 EB= Slave w/o TC w/co2 EC= BACnet MS/TP w/o TC w/co2 ED= LonMark SCC w/o TC w/co2 EE= Metasys N2 w/o TC w/co2 EF= w/tc w/co2 EG= Master w/tc w/co2 Leading Stand- Alone Controls L= w/o TC L2= Master w/o TC L3= Slave without TC L4= BACnet MS/TP w/o TC L5= LonMark SCC w/o TC L6= Metasys N2 open w/o TC L7= with TC L8= Master with TC L9= w/o TC w/co2 LA= Master w/o TC w/co2 LB= Slave w/o TC w/co2 LC= BACnet MS/TP w/o TC w/co2 LD= LonMark SCC w/o TC w/co2 LE= Metasys N2 w/o TC w/co2 LF= w/tc w/co2 LG= Master w/tc w/co2 0. Discharge AH= Front Discharge Duct Collar- 36" Length Unit AT= Front Disch. Double Deflection Grille- 36" Length BD= Down Disch. Double Deflection Grille- 40" Length FD= Front Discharge Duct Collar- 40" Length Unit FG= Front Disch. Double Deflection Grille- 40" Length. Return Air/ Outside Air 25= Recirculation RA Bottom Grille- No RA/OA Dampers 26= RA Bottom Grille/OA Top Duct Collar 27= RA Bottom Grille/OA Rear Duct Collar 28= RA Rear Duct Collar/OA Top Duct Collar 29= RA Rear Duct Collar/OA Rear Duct Collar 2. Power Connection G= Box with Switch 3. Color W= Off White Powder 4. SKU B= Standard Delivery C= Extended Delivery 5. Product Style (always=) UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 5

6 Electrical Legend Sch. Sym. Location A Actuator- OA/RA OA Damper A2 Actuator- F & B Damper F & B Damper CEH Contactor- Electric Heat E.H. Control Box EXP Expansion Board Control Box F2A/F3C Fuse- Electric Heat E.H. Control Box FA/FB Fuse- Control Main Control Box FC/FD Fuses- Electric Heat 460V E.H. Control Box HTR-6 Electric Heaters Electric Heat Section M Fan Motor Right End MV Valve- Modulating Steam Coil OH Overheat Stat Electric Heat Section R,2,3 Relay- Electric Heat Backup E.H. Control Box R0,,2 Relay- Electric Heat E.H. Control Box R2 Relay- Actuator Valve DDC Control Box R4 Relay- Fan Main Control Box S Sensor- Room Air Left End Compartment S2 Sensor- Discharge Air Fan Deck S3 Sensor- Outside Air L.H. Lower Partition S4 Sensor- DE Coil Temp. DE Coil- Hairpin End S6 Sensor- Indoor Humidity Left End Compartment S7 Sensor- CO2 Below Fan Motor S8 Sensor- Outdoor Humidity Lower Partition- Left Hand SW Disconnect Switch Main CB or EH Control Box SW2 Switch- On/Off Fan Speed Main Control Box SW3 Tenant Override Switch Top Right of Unit T4 Freezestat- DX Coil Left End Compartment T6 Thermostat- Low Limit Hyd. Coil Left End Compartment TB-3 Terminal Boards Controller TB3A/TB3B Terminal Block- Main Power Main Control Box TB-DE Terminal Block- DE Contactor Main Control Box TC Time Clock Top Right of Unit TDR Anti- Short Timer Main Control Box TDR2 Low Voltage Protector E.H. Control Box TS Terminal Strip E.H. Control Box UVC Controller Control Box V Valve- End Of Cycle Coil X Transformer- Motor Speed Main Control Box X2 Transformer- Class 2 Main Control Box X3 Transformer- 75VA Main Control Box X4 Transformer- 460V Below Motor X5 Transformer- 460V EH E.H. Control Box UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 6

7 External Cabinetry Access Panels FRONT PANEL 0 Unit Size Ref. 750cfm No. Qty. 000cfm 250cfm 500cfm 2000cfm 2 Fan 3 Fan 4 Fan 4 Fan 4 Fan 0 Panel, Center Mount, Panel, Front-Hinged Door, N/S Panel, End, 2 36" N/A 40" N/S Panel, Rear N/S = Not shown on diagram. NOTES:.These parts are for units with flat, cell type filter arrangement. Panel color is off white powder. 2. Attaching hardware must be ordered individually; it does not come with panels, see AH External Cabinetry, Access Panel Hardware. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 7

8 External Cabinetry Access Panel Hardware LH See Detail "B" & "C" 24 R.A. RH See Detail "A" 2 DETAIL "A" 3 Cabinet 2 DETAIL "B" DETAIL "C" Bub. Part No. Number Qty. Hinge GC Screw 4SBA Shaft Bushing 4GZB Retainer Washer 4WBA Tinnerman 4NKE Screw Panel - End Frame Tinnerman 4NKE Chain (FT) LA Ring LC38A 8 N/S Shaft N/S = Not shown on diagram. Includes both RH and LH end frame panels. Conversion Assembly - Unhinged Panels See Basic Cabinet Ass'y See Detail "D" 26 Typical Flat Filter Unit Typical Roll Filter Unit 26 Panel Bub. No. Part Number Qty. N/S Panels GXA Each kit includes these parts: 22 Bracket GC Hanger GC Chain (FT) LA Ring LC38A 8 26 Screw 4SBA DETAIL "D" (TYPICAL 4 CORNERS) N/S=Not shown on diagram UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 8

9 External Cabinetry Top Discharge Duct Collar, Arrangement "26 & 28" "L" 2 See Detail 'A' Outdoor Air Outdoor Air Return Air Return Air Arrangement 26 Arrangement 28 Bub. No. Part Number 3 Fan Fan 000 Unit Size 5 Fan Fan Fan 2000 CFM CFM CFM CFM CFM Reference Dimension "L" N/A 62" 74" 86" 98" 98" Angle, Duct Collar 750 CFM GC CFM GC CFM GC /2000 CFM GC End, Duct Collar GC N/S Attaching Parts (Duct Collar) GCF5204 N/A = Not Applicable N/S = Not shown on diagram. Kit # includes duct collar angle and end for 500/2000 CFM. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 9

10 External Cabinetry Front Discharge Duct Collar, Arrangement "AH" 36.00" "L" 36.00" Air Flow 2 Unit Size Ref. 750cfm No. Qty. 000cfm 250cfm 500cfm 2000cfm 2 Fan 3 Fan 4 Fan 4 Fan 4 Fan Reference Dimension "L" N/A 62" 74" 86" 98" 98" Angle, Duct Collar 2 GC040 GC04 GC042 GC043 N/A 2 End, Duct Collar 2 GC045 GC045 GC045 GC045 N/A N/S Attaching Parts (Duct Collar) GCF5204 GCF5204 GCF5204 GCF5204 N/A N/A = Not Applicable. N/S = Not shown on diagram. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 0

11 External Cabinetry Front Double Deflection Grille, Arrangement "AT" 36.00" Air Flow "L" 36.00" 2 Bub. No. Part Number 3 Fan 750 CFM 4 Fan 000 CFM Unit Size 5 Fan 250 CFM 6 Fan 500 CFM 6 Fan 2000 CFM Reference Dimension "L" N/A 62" 74" 86" 98" N/A Grille GN000 Grille GN00 Grille GN002 Grille GN003 N/A 2 Plenum Cover, FD Plenum Cover, FD Plenum Cover, FD Plenum Cover, FD N/A N/S Screw, Torx N/A N/A = Not Applicable N/S = Not shown on diagram. Double deflection discharge grille finish is clear anodized aluminum. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page

12 External Cabinetry Bottom Double Deflection Grille, Arrangement "BD" 40.00" Air Flow "L" 40.00" 2 Bub. No. Unit Size Part Number 3 Fan 4 Fan 5 Fan 6 Fan 6 Fan CFM CFM CFM CFM CFM Reference Dimension "L" N/A 62" 74" 86" 98" 98" Grille GN000 Grille GN00 Grille GN002 Grille GN003 2 Plenum Cover, BD Plenum Cover, BD Plenum Cover, BD Plenum Cover, BD N/S Screw, Torx N/A = Not Applicable N/S = Not shown on diagram. Double deflection discharge grille finish is clear anodized aluminum. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 2

13 External Cabinetry Front Duct Collar, Arrangement "FD" 40.00" "98.0" 40.00" Air Flow 2 3 Ref. Part Unit Size No. Number 2000 CFM/ 6 Fan Angle, Duct Collar GC End, Duct Collar GC Plenum Cover N/S Screw, Torx N/S Attaching Parts (Duct Collar) GCF5204 N/S = Not shown on diagram. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 3

14 External Cabinetry Front Double Deflection Grille, Arrangement "FG" 40.00" "98.0" 40.00" Air Flow 2 Ref. Part Unit Size No. Number 2000 CFM/ 6 Fan Grille GN007 2 Plenum Cover N/S Screw, Torx N/S = Not shown on diagram. Double deflection discharge grille finish is clear anodized aluminum. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 4

15 Fan Deck Assembly Fan Section Fan Deck, Wheel, Motor, Bearing Diagrams See Motor Mounting Detail 0 4 Motor Mounting Detail NP WARNING LABEL 242 ECM Motor Nameplate Ref. No. Part Part Number The PN for the ECM motor is found on the label (see illustration above). You may also contact Daikin with the Unit Model & Serial Number to get the ECM Motor part number. Unit Size/ Quantity Fan Housing Assy Fan Housing Assy GCF532 4 Wheel, Plastic Wheel, Metal GF0 4 4 Shaft Shaft Shaft Shaft (until 2/09) Shaft (2/09 & later) GC Coupling- Motor to Shaft GC502C 243 Motor Mount Grommet Grommet Gasket, Motor N/S Sleeve Bearing Assy 4ACE2556A Sleeve Bearing Assy ECM & Program See ECM motor nameplate. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 5

16 Coil Section Diagrams HW or Steam Coil 2 CW or CW/HW Coil Hydronic Heat Unit (UAHR or UAHV shown) 3 Drain Pan Electric Heat Coil 6 Cooling Coil 5 EH Controls Electric Heat Unit UAHB or UAHF Drain Pan 3 4B 4A F & B Damper 4C Cooling Coil 6 Electric Heat Coil Electric Heat Unit UAHB or UAHF Drain Pan 3 5 EH Controls UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 6

17 Coil Section Drain Pan, Face & Bypass Damper Components Ref. Part Part Unit Size No. Number Coil see table below and on next page 2 HW or Steam Heat Coil see table next page 3 Drain Pan w/insulation Metal Drain Pan w/insulation Metal Drain Pan w/insulation Metal Drain Pan w/insulation Metal A Shaft- Face & Bypass Damper UAHB/UAHF B Bearing- F & B Damper Shaft UAHB/UAHF 4ACN C Blade Damper Blade Damper Blade Damper Blade Damper Coil- Electric Heat See Electric Heat Section 6 Controls- Electric Heat See Electric Heat Section Coil Section DX Cooling Coils, Expansion Valves (Code 06= G) Ref. Coil Code Code Part Unit Size No. 6= 8= Number DX Coil- Left Hand G F or R DX Coil- Right Hand G E or S DX Coil- Left Hand G F or R DX Coil- Right Hand G E or S DX Coil- Left Hand G F or R DX Coil- Right Hand G E or S DX Coil- Left Hand G F or R DX Coil- Right Hand G E or S N/S Valve- Expansion, -/2 Tons G all Valve- Expansion, 2 Tons G all Valve- Expansion, 3 Tons G all Valve- Expansion, 4 Tons G all N/S= Not shown on diagram. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 7

18 Coils Ref. Rows Code Code Part Unit Size No. = 6 = 7 Number N/S Z 2 HW LH G,S,V,W,Y HW RH G,S,V,W,Y HW LH G,S,V,W,Y HW RH G,S,V,W,Y HW LH G,S,V,W,Y HW RH G,S,V,W,Y HW LH G,S,V,W,Y HW RH G,S,V,W,Y or 2 CW or CW/HW or HW LH 2 U or V CW or CW/HW or HW RH 2 U or V CW or CW/HW or HW LH 2 U or V CW or CW/HW or HW RH 2 U or V CW or CW/HW or HW LH 2 U, V or Z CW or CW/HW or HW RH 2 U or V CW or CW/HW or HW LH 2 U or V CW or CW/HW or HW RH 2 U or V or 2 CW or CW/HW or HW- Reheat LH 2 U or V CW or CW/HW or HW- Reheat RH 2 U or V CW or CW/HW or HW- Reheat LH 2 U or V CW or CW/HW or HW- Reheat RH 2 U or V CW or CW/HW or HW- Reheat LH 2 U, V or Z CW or CW/HW or HW- Reheat RH 2 U or V CW or CW/HW or HW- Reheat LH 2 U or V CW or CW/HW or HW- Reheat RH 2 U or V or 2 CW or CW/HW or HW LH 3 D or S CW or CW/HW or HW RH 3 D or S CW or CW/HW or HW LH 3 D or S CW or CW/HW or HW RH 3 D or S CW or CW/HW or HW LH 3 D or S CW or CW/HW or HW RH 3 D or S CW or CW/HW or HW LH 3 D or S CW or CW/HW or HW RH 3 D or S or 2 CW or CW/HW or HW- Reheat LH 3 D or S CW or CW/HW or HW- Reheat RH 3 D or S CW or CW/HW or HW- Reheat LH 3 D or S CW or CW/HW or HW- Reheat RH 3 D or S CW or CW/HW or HW- Reheat LH 3 D or S CW or CW/HW or HW -Reheat RH 3 D or S CW or CW/HW or HW- Reheat LH 3 D or S CW or CW/HW or HW -Reheat RH 3 D or S UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 8

19 Coils Ref. Rows Code Code Part Unit Size No. = 6 = 7 Number or 2 CW or CW/HW or HW LH 4 E or W any CW or CW/HW or HW RH 4 E or W any CW or CW/HW or HW LH 4 E or W any CW or CW/HW or HW RH 4 E or W any CW or CW/HW or HW LH 4 E or W any CW or CW/HW or HW RH 4 E or W any CW or CW/HW or HW LH 4 E or W any CW or CW/HW or HW RH 4 E or W any or 2 CW or CW/HW or HW - Reheat LH 4 E or W any CW or CW/HW or HW- Reheat RH 4 E or W any CW or CW/HW or HW- Reheat LH 4 E or W any CW or CW/HW or HW- Reheat RH 4 E or W any CW or CW/HW or HW- Reheat LH 4 E or W any CW or CW/HW or HW- Reheat RH 4 E or W any CW or CW/HW or HW- Reheat LH 4 E or W any CW or CW/HW or HW- Reheat RH 4 E or W any or 2 CW or CW/HW or HW LH 5 F or Y any CW or CW/HW or HW RH 5 F or Y any CW or CW/HW or HW LH 5 F or Y any CW or CW/HW or HW RH 5 F or Y any CW or CW/HW or HW LH 5 F or Y any CW or CW/HW or HW RH 5 F or Y any CW or CW/HW or HW LH 5 F or Y any CW or CW/HW or HW RH 5 F or Y any or 2 CW or CW/HW or HW- Reheat LH 5 F or Y any CW or CW/HW or HW- Reheat RH 5 F or Y any CW or CW/HW or HW- Reheat LH 5 F or Y any CW or CW/HW or HW- Reheat RH 5 F or Y any CW or CW/HW or HW- Reheat LH 5 F or Y any CW or CW/HW or HW- Reheat RH 5 F or Y any CW or CW/HW or HW- Reheat LH 5 F or Y any CW or CW/HW or HW- Reheat RH 5 F or Y any Steam Coils (Code 07= 68, 69) Ref. Coil Capacity Code Part Unit Size No. 7= Number Steam Low Steam Low Steam Low Steam Low Steam High Steam High Steam High Steam High UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 9

20 Electric Heat Electric Heat Control Box Control Box Face & Bypass Units General Layout 344 Control Box Valve Control Units General Layout 423 Ref. Sch. Part Part Unit Size No. Sym. Number SW2 Toggle Switch 4EAL2427 N/S SW3 Switch 4EAL R() Relay * * * * * 397 X5 Transformer V X5 Transformer 277V X5 Transformer 460V 4EPC9056 N/S X5 Relay 460V SW Switch- Disconnect 4EUL6509A 40 Fuse Block /60/ 4EHC Fuse Block /60/3 4EHC4506 Fuse Holder 460/60/3 4EHB F2A Fuse, 60A /265/60/ 4EHG F3C Fuse, 60A /265/60/3 4EHG N/S FC/FD Fuse, 3.5A 460/60/3 4EHG N/S TDR2 Relay- Anti Short TDR2 4EWS7798 N/S TS Terminal Board 3Ø Units TS Terminal Board Ø Units 4ECA8877 N/S CEH Contactor 24V 60A N/S= Not shown on diagram. * Quantity may be 3 or 6. R, R2, R3 (Electric Heat Backup), R0, R, R2 (Electric Heat). SW to Contact Harness. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 20

21 Electric Heat Electric Heaters Ref. Part Part Unit Size No. Number N/S Heater- Electric 2.00 KW/ 208V Heater- Electric 2.00 KW/ 230V Heater- Electric 2.00 KW/ 460V Heater- Electric 2.00 KW/ 277V Heater- Electric 2.66 KW/ 208V Heater- Electric 2.66 KW/ 230V Heater- Electric 2.66 KW/ 460V Heater- Electric 2.66 KW/ 277V Heater- Electric 3.33 KW/ 208V Heater- Electric 3.33 KW/ 230V Heater- Electric 3.33 KW/ 460V Heater- Electric 3.33 KW/ 277V Heater- Electric 4.00 KW/ 208V Heater- Electric 4.00 KW/ 230V Heater- Electric 4.00 KW/ 460V Heater- Electric 4.00 KW/ 277V Quantity is either 3 (Code 07= 2) or 6 (Code 07= 3). UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 2

22 Damper Section Outdoor Air & Return Air Dampers, Stops, Linkage Diagrams Upper and Lower Damper Stop Detail OA Detail OA & RA Dampers Detail 3 RA Detail Right Hand Linkage Assembly Detail Left Hand Linkage Assembly Detail UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 22

23 Damper Section Outdoor Air & Return Air Dampers, Stops, Linkage, Blockoffs Components Ref. Part Part Unit Size No. Number Partition, Damper- LH, 2, Partition, Damper- RH, 2, Linkage- RA to OA 2, Linkage Assy- OA Damper 2, 3 Right Hand Linkage Assy- RA Damper 2, 3 Left Hand Linkage Assy- RA Damper 2, 3 Right Hand Shaft- OA 2, Screw 2, Stop- Upper RA, 2, Stop- Upper RA, 2, Stop- Upper RA, 2, Stop- Upper RA, 2, Stop- Lower MB, 2, Stop- Lower MB, 2, Stop- Lower MB, 2, Stop- Lower MB, 2, Damper- OA Cold Weather 2, Damper- OA Cold Weather 2, Damper- OA Cold Weather 2, Damper- OA Cold Weather 2, Damper- RA Cold Weather 2, Damper- RA Cold Weather 2, Damper- RA Cold Weather 2, Damper- RA Cold Weather 2, Spring- Damper Shaft- OA Damper 2, Bearing- Sleeve 2, 3 4ACN Screw 4SBA Screw 2, 3 4SBA Hook- Damper Screw 2, 3 4SAJ Nut- Lock 2, 3 4NHA72A Nut- Cap 2, 3 4NKZ N/S= Not shown on diagram. Recirculation only units. Code = RA Bottom Front/OA Rear units. Code = RA Bottom Front/OA Rear with Draft Stop units. Code = 30. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 23

24 Actuators Outdoor/Return Air Damper Actuator Face & Bypass Damper Actuator Ref. Sch. Part Part Unit Size No. Sym. Number N/S A Actuator, Damper, RA & OA MicroTech II N/S A2 Actuator, Damper, F & B MicroTech II N/S A Actuator, Damper, RA & OA DDC ctls N/S A2 Actuator, Damper, F & B DDC ctls N/S= Not shown on diagram. These actuators look alike, but they are not and they DO NOT interchange. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 24

25 Controls Unit Mounted Limit Controls Overheat Stat (OH), DE Low Limit Control (T4), Hydronic Coil Low Water Temp. Stat (T6) Hydronic Coil Low Water Temp. Stat. (T6) Direct Expansion Coil Low Limit Control (T4) Right End Compartment Left End Compartment Overheat Stat (OH) (Electric Heat Units) 0 20A 0 20B Outdoor Air Actuator Assembly Ref. Sch. Part Part Unit Size No. Sym. Number OH Switch- Overheat, 2 Manual Reset Temperature Until 3/ Limit Manual Reset 3/09 & later A Bracket Overheat Switch GE030 20B Bracket Overheat Switch T6 Thermostat- Low Water Temp. 3 4ELN T4 Control- Low Limit, DE Coil 4 4ELN7604 Code 7= 2 or 3. 2 Overheat switch with automatic reset is p/n Code 6= U, D, E, V, W, S, F, Y. 4 Code 6= G. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 25

26 Controls- MicroTech II Controls Sensors- Unit Mounted Room, Discharge Air, Return Air, DE, CO 2 Sensor Diagrams Unit Mounted Room (S) & 2. Optional Indoor Humidity (S6) 853A Unit Front View (less panels) 3. Discharge Air (S2) Left End Compartment Fan Deck Outdoor Air (S3) & 5. Outdoor Air Humidity (S8) 9 9A 6. CO 2 (S7) View E-E 92 R.H. End L.H. Lower Partition 5 Outdoor Air Actuator Assembly Mounting Plate Hair Pin End 7. Direct Expansion (S4) 0 UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 26

27 Controls MicroTech II Controls Sensors- Unit Mounted Room, Discharge Air, Return Air, DE, CO 2 Sensor Components Sensors- MicroTech II Controls Ref. Sch. Part Part Unit Size No. Sym. Number S7 Sensor- CO VDC S4 Sensor Assy- DE, Sensor Only S3 Sensor Assy- Outdoor Air 80" Sensor Only until 3/ Sensor Only 3/3 & later A S8 Sensor Assy, Humidity- Outdoor Air 50" Sensor Only Mount- Sensor GC S2 Sensor Assy- Discharge Air Sensor Only until 3/ Sensor Only 3/3 & later Bracket- Sensor GC S Sensor Assy- Room until 3/ S Sensor Assy- Room 3/3 & later A S6 Sensor Assy, Humidity- Indoor Air Sensor Only Gasket ft. 2 ft. 2 ft. 2 ft. 2 ft. Sensor Assy includes sensor and receptacle. 2 Code 6= G. 3 Code 9= B9, BA, BB, BC, BD, BE, BF, BG, E9, EA, EB, EC, ED, EE, EF, EG, E9, EA, EB, EC, ED, EE, EF, EG. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 27

28 Controls MicroTech II Controls Circuit Board, Expansion Board, Terminal Block Communication Module Options, Local User Interface, Time Clock, Tenant Override Switch, Transformers, Fusing, Terminal Boiard, Power Switch Diagrams 20 TC 3 SW Unit Bottom View 40 LUI X X3 65 X FA/FB 644 X4 transformer (460V units only) Main Control Box Detail (5V unit shown) UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 28

29 Controls MicroTech II Controls Communication Module Options, Local User Interface, Time Clock, Tenant Override switch, Transformers, Fusing, Terminal Boiard, On/Off Switch Components Ref. Sch. Part Part Unit Size No. Sym. Number UVC Circuit Board- MicroTech II Communication Module- LonMark Communication Module- Matasys Communication Module- BACnet N/S Standoff for Comm Module EXP Expansion Board Modtac SW Switch- Unit On/Off Hydronic Heat TC Time Clock LUI Interface- Local User Stand Off for PC Board Terminal Block 2 pin Angle, X3 Transformer Mount Receptacle GES9 636 Fuse Holder 5/265V 4EHB933 Fuse Holder 208/230V 4EHB FA/FB Fuse, 3.5A FNQ 5/265V 4EHG773 FA/FB Fuse, 3.5A FNQ 208/230V 4EHG FA Fuse, 7.0A FNQ 5/265V 4EHG7750 FA Fuse, 0.0A FNQ 5V 4EHG X Transformer, Auto 5/ /265V Plug 8 ckt X3 Transformer- 75VA 208/230V /460V until 6/ 4EPC /460V 6/ & later V Terminal Board X4 Transformer, 500VA /265V 4EPC6552A Code 9= B5, BD, E5, ED, L5, LD. 2 Code 9= B6, BE, E6, EE, LE, LE. 3 Code 9= B 4, BC, E4, EC, L4, LC. UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 29

30 Controls DDC Controls (Code 9= 7) Terminal Strip, R2 Relay (Damper/Valve Control) Left Hand End of Unit Ref. Sch. Part Part Unit Size No. Sym. Number TB-3 Terminal Strip R2 Relay- Actuator/Valve 24VAC/2PDT UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 30

31 Controls DDC Controls (Code 9= 7) Switches, Transformers, Fuses, Relays, Terminal Strip, Time Delay X4 752 X3 65 X 2 5 X4 transformer (460V units only) X2 TB-DE TDR 4 6 R4 3 7 SW FA/FB DDC Control Box Detail 8 Ref. Sch. Part Part Unit Size No. Sym. Number Angle, X3 Transformer Mount X Transformer, Auto 5/ /265V R4 Relay, PDT until 6/2 4EWJ9054 Relay, PDT 6/2 & later TDR Timer- Anti Short 5 min SW2 Switch- Rotary, 2 Pole 5V until 3/ V 3/0 & later SW2 Switch- Rotary, 3 Pole 208/230V until 3/ /230V 3/0 & later Fuse Holder 5/265V 4EHB933 Fuse Holder V 4EHB Knob- SW TB-DE Terminal Strip Receptacle GES9 6 Plug 8 ckt FA/FB Fuse, 3.5A FNQ 5/265V 4EHG773 FA/FB Fuse, 3.5A FNQ V 4EHG FA Fuse, 7.0A FNQ 5/265V 4EHG7750 FA Fuse, 0.0A FNQ 5V 4EHG Label, SW X2 Transformer, 50VA 5V until 6/ 4EPC9056 5V 6/ & later X3 Transformer- 75VA 5V V /460V until 6/ 4EPC /460V 6/ & later X4 Transformer, 500VA /265V 4EPC6552A X4 Transformer, 750VA 5/230/460V 4EPC7743 N/S SW Switch- Unit On/Off Hydronic Heat N/S= Not Shown on diagram. Units with DE Cooling only (Code 6= G). UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 3

32 Controls DDC Controls (Code 9= 7) S, S2, S3 Sensors Unit Mounted Room Sensor (S) Left End Compartment Discharge Air Sensor (S2) Outdoor Air Sensor (S3) Fan Deck 97 9 View E-E 92 L.H. Lower Partition 53 53A Outdoor Air Actuator Assembly Sensors- DDC Controls Ref. Sch. Part Part Unit Size No. Sym. Number S3 Sensor 0K Mount- Sensor GC S3 Sensor, C until 3/ S3 Sensor, C 3/3 & later S2 Sensor 0K A S2 Sensor, C until 3/ S2 Sensor, C 3/3 & later Bracket GC S Sensor 0K Gasket ft. 2 ft. 2 ft. 2 ft. 2 ft. 857 S Sensor, C until 3/ S Sensor, C 3/3 & later UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 32

33 Controls Controls by Others (Code 9= 23) Switches, Transformers, Fuses, Relays, Terminal Strip, Time Delay X FA X4 transformer (460V units only) X TB-DE 0 8 Fuse Detail Fuse 7 8 X3 65 TDR 4 X2 522 SW2 Detail 9 SW2 CBO Control Box Detail Ref. Sch. Part Part Unit Size No. Sym. Number X Transformer, Auto 5/ /265V TDR Timer- Anti Short 5 min SW2 Switch- Rotary, 2 Pole/4 Pos. 5V until 3/ V 3/0 & later SW2 Switch- Rotary, 3 Pole/4 Pos. 208/230V until 3/ /230V 3/0 & later Fuse Holder 5/265V 4EHB933 Fuse Holder V 4EHB Knob- SW TB-DE Terminal Strip Receptacle GES9 6 Plug 8 ckt FA/FB Fuse, 3.5A FNQ 5/265V 4EHG773 FA/FB Fuse, 3.5A FNQ V 4EHG FA Fuse, 7.0A FNQ 5/265V 4EHG7750 FA Fuse, 0.0A FNQ 5V 4EHG Label, SW X2 Transformer, 50VA 5V until 6/ 4EPC9056 5V 6/ & later X3 Transformer- 75VA 5V /230V until 6/ /230V 6/ & later /460V until 6/ 4EPC /460V 6/ & later X4 Transformer, 500VA /265V 4EPC6552A X4 Transformer, 750VA 5/230/460V 4EPC7743 N/S SW Switch- Unit On/Off Hydronic Heat N/S= Not Shown on diagram. Units with DE Cooling only (Code 6= G). UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 33

34 Field Installed Accessories Ventimatic Shutter Part Number 24" Shutter Grille Only GP256 36" Shutter Grille Only GP257 Louver for Ventimatic Shutter No Grille/No Flange- ½ Mesh Bird Screen on Room Side Part Number Horizontal Vertical Autumn Brown Clear Anodized Dark Bronze Unfinished Interior Steel Wall Grille for Ventimatic Shutter Part Number Antique Ivory Off White Putty Beige Soft Grey Grille, 2 3/8 X CFM Grille, 2 3/8 X CFM Grille, 2 3/8 X 5 000CFM Grille, 2 3/8 X CFM Grille, 2 3/8 X /2000CFM Recessed Flange- 3 Sided, Flat Size Unit Size /20 Flange for 30-/2", No Plenum N/A GCA GCA GCA Flange for 36" with Plenum N/A GCA GCA GCA Recessed Flange- 4 Sided, Flat Size Unit Size /20 Flange for 30-/2", No Plenum N/A GCA GCA GCA Flange for 36" with Plenum N/A GCA GCA GCA Flange for 36" with Plenum N/A GCA GCA GCA UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 34

35 Field Installed Accessories Louver- Vertical Heavy Gauge Aluminum w/horizontal blades, ½ mesh bird screen on room side; bottom lip drains moisture Unit Size 07 (Louver size 0-3/8"H x 36" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 0 (Louver size 0-3/8"H x 48" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 3 (Louver size 0-3/8"H x 60" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 5/20 (Louver size 0-3/8"H x 72" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 35

36 Field Installed Accessories Louver- Horizontal Heavy Gauge Aluminum w/horizontal blades, ½ mesh bird screen on room side; bottom weep holes drain moisture Unit Size 07 (Louver size 0-3/8"H x 36" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 0 (Louver size 0-3/8"H x 48" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 3 (Louver size 0-3/8"H x 60" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished Unit Size 5/20 (Louver size 0-3/8"H x 72" L) Color Part No. w/o Grille w/o Grille with Grille with Grille No Flange w/ Flange no Flange with Flange Autumn Brown Clear Anodized Dark Bronze Unfinished UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 36

37 Field Installed Accessories Filters Part Number S07 S0 S3 S5/S20 Filter, Air- Permanent GO006 GO007 GO008 GO006 Box of Filter, Renewable N/A GOF502 GOF503 N/A Box of 2 N/A N/A Filter, Air- Throwaway GO279C GO280C GO28C GO279C Box of Filter, Air- Media for Renewable N/A KJ KJ KJ Box of 2 Rolls N/A Remote Wall Sensors and Sensor Guards Part No. Remote Sensor: ± Divisions Adjust, w/ tenant override and night setback Remote Sensor:55-85 F Adjust, w/ tenant override and night setback Remote Sensor: Blank Face w/o adjust, w/ tenant override and night setback 0480 Metal Sensor Guard Plastic Sensor Guard Communications Modules- MicroTech II Part No. Kit Card Only Mounting Spacer BACnet MS/TP (4) LonWorks SCC (4) Metasys N2 Open (4) Automatic Air Vent Part No. Air Vent for CW & HW Coils Auxiliary Drain Pan Part No. Drain Pan Remote Speed Switch 2-Speed Switch and Wall Plate Part No. GEA Spare Motor Part No. Indoor Fan Motor, ¼ HP UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 37

38 Field Installed Accessories Modulating Valve- 2 Way Part No. Valve Mod, 2 Way, ½,.73 CV, 24V, N.O. HW or STM Valve Mod, 2 Way, ½,.80 CV, 24V, N.O. HW or STM Valve Mod, 2 Way, ½, 4.60 CV, 24V, N.O. HW or STM Valve Mod, 2 Way, ¾, 7.30 CV, 24V, N.O. HW or STM Valve Mod, 2 Way, ½,.73 CV, 24V, N.C. CW Valve Mod, 2 Way, ½,.80 CV, 24V, N.C. CW Valve Mod, 2 Way, ½, 4.60 CV, 24V, N.C. CW Valve Mod, 2 Way, ¾, 7.30 CV, 24V, N.C. CW Modulating Valve- 3 Way Part No. Valve Mod, 3 Way, ½,.73 CV, 24V, N.O. HW or STM Valve Mod, 3 Way, ½,.80 CV, 24V, N.O. HW or STM Valve Mod, 3 Way, ½, 4.60 CV, 24V, N.O. HW or STM Valve Mod, 3 Way, ¾, 7.30 CV, 24V, N.O. HW or STM Valve- End of Cycle Part No. EOC, 2 Way, ¾, 7.0 CV, N.O. HW or STM EOC, 2 Way, ¾, 7.0 CV, N.C. HW or STM EOC, 2 Way,, 7.0 CV, N.O. HW or STM EOC, 3 Way, ¾, 7.0 CV, N.O./N.C. HW or STM UV; UAHB6/UAHF6/UAHR6/UAHV6, Rev. J 03/7 RPL / Page 38

39 Critical Daikin Applied OEM Parts Are What Your HVAC Unit Needs! McQuay Unit Ventilator- Ceiling Mounted UAHB, UAHF, UAHR, UAHV Design F (6) Critical Components Unit Sizes Voltage Part Number Control Control Board, MicroTech II ALL N/A Fan Motor ECM & Program ALL ALL See motor nameplate Fan Housing & Wheel Housing Assy 07-5 N/A Housing Assy 20 N/A GCF532 Wheel 07-5 N/A Wheel 20 N/A GF0 Sensor Sensor, 0K ALL N/A Sensor, OA ALL N/A Call Your Local Daikin Applied Parts Distributor For All Your Parts Needs. To Locate A Distributor, Go To or Call PARTS Rev. J 03/207 CPL Page of