ClimateMaster HCLA2090CAR Installation Instructions Manual Download Page 10 | Manualshive

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background image

Unit shown with side panel removed for coil connections and air filter access.

Low Voltage

Terminal Block (TB2)

Control Box
Line Voltage

Terminal Block (TB1)

Variable Frequency Drive (VFD)

Note:

Remove panel with

unit data plate to access

this compartment

2.7 MAJOR COMPONENTS

EVAPORATOR

COIL

FILTERS

CABINET

MOTOR

EITHER

SIDE

REFRIGERANT

CONNECTION

LOCATION

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Summary of Contents for HCLA2090CAR

Page 1: ...RUPDWLRQ HGG COMMERCIAL AIR HANDLERS NOMINAL 7 5 THROUGH 20 TON AIR CONDITIONING SUPERSEDES 92 42673 INSTALLATION INSTRUCTIONS RHCL COMMERCIAL AIR HANDLER WITH VARIABLE FREQUENCY DRIVE VFD R 410A REFR...

Page 2: ...ation in Corrosive Environments 14 3 3 Auxiliary Overflow Pan 15 3 4 Clearances 15 3 5 Ductwork 15 3 6 Return Air Filters 15 3 7 Refrigerant Line Connections Charging 16 3 7 1 Preparation 16 3 7 2 Con...

Page 3: ...For Voltage 29 4 3 4 Calculating Electric Heat Capacity In Btu 29 4 4 Checking Refrigerant Charge 29 4 5 Sequence Of Operation 30 4 5 1 Cooling Heat Pump Heating Modes 30 4 5 2 Electric Heat Mode 30 4...

Page 4: ...ne disconnect switch may be required to de energize the equip ment Hazardous voltage can cause severe personal injury or death WARNING Duct leaks can create an unbalanced system and draw pollutants su...

Page 5: ...se instructions can result in unsat isfactory operation and or dangerous conditions and are not covered by the unit warranty NOTICE Use of this air handler during construction is not recommended If op...

Page 6: ...H FKHFNHG E D 2 2 CHECKING PRODUCT RECEIVED PPHGLDWHO XSRQ UHFHLSW DOO FDUWRQV DQG FRQWHQWV VKRXOG EH LQVSHFWHG IRU WUDQVLW GDP DJH 8QLWV ZLWK GDPDJHG FDUWRQV VKRXOG EH RSHQHG LPPHGLDWHO I GDPDJH LV I...

Page 7: ...SUC SINGLE LIQ SINGLE SUC 090 1 2 1 2 13 13 7 8 7 8 22 22 1 2 13 1 1 8 29 120 1 2 1 2 13 13 7 8 7 8 22 22 5 8 16 1 3 8 35 MODEL REFRIGERANT STUB SIZES IN mm TOTAL WEIGHT GROSS WEIGHT A B C D 090 127...

Page 8: ...SINGLE SUC 090 1 2 1 2 13 13 7 8 7 8 22 22 1 2 13 1 1 8 29 120 1 2 1 2 13 13 7 8 7 8 22 22 5 8 16 1 3 8 35 MODEL REFRIGERANT STUB SIZES IN mm TOTAL WEIGHT GROSS WEIGHT A B C D 090 127 57 57 25 50 22...

Page 9: ...Coil Tube Diameter 3 8 3 8 3 8 3 8 Coil Rows Deep Fins Per Inch 4 15 4 15 4 15 4 15 T X Valve Refrigerant Control 2 CBBIZE 5 GA 2 CBBIZE 5 GA 2 CBBIZE 5 GA 2 CBBIZE 6 GA Filter Size std No Req d 4 16...

Page 10: ...ss Low Voltage Terminal Block TB2 Control Box Line Voltage Terminal Block TB1 Variable Frequency Drive VFD Note Remove panel with unit data plate to access this compartment 2 7 MAJOR COMPONENTS EVAPOR...

Page 11: ...WKH LQVWDOODWLRQ IMPORTANT 7KLV SURGXFW KDV EHHQ GHVLJQHG DQG PDQXIDFWXUHG WR PHHW 5 FDSDFLW DQG UDWLQJV ZLWK WKH DSSURSULDWH RXWGRRU XQLWV RZHYHU SURS HU UHIULJHUDQW FKDUJH SURSHU DQG UHIULJHUDQW OL...

Page 12: ...RI 5 DQG QLWURJHQ 3 1 3 QUICK REFERENCE GUIDE FOR R 410A 5 UHIULJHUDQW RSHUDWHV DW DSSUR LPDWHO KLJKHU SUHVVXUH WLPHV WKDQ 5 QVXUH WKDW VHUYLFLQJ HTXLSPHQW LV GHVLJQHG WR RSHUDWH ZLWK 5 5 UHIULJHUDQW...

Page 13: ...XUQ DLU RSHQLQJ 3 2 2 VERTICAL UP DISCHARGE 7KH DLU KDQGOHU PD EH LQVWDOOHG LQ WKH YHUWLFDO GLVFKDUJH ZLWK D KRUL RQWDO UHWXUQ GXFW DV VKRZQ LQ LJXUH 5HORFDWH WKH UHWXUQ DLU SDQHO WR FRYHU WKH RWKHU U...

Page 14: ...DOO DLU KDQGOHU DSSOLFDWLRQV EXW VSHFLDO DWWHQWLRQ VKRXOG EH SDLG WR WKRVH LQVWDOOHG LQ XQFRQGLWLRQHG VSDFHV 6XSSO DQG UHWXUQ GXFW DWWDFKPHQW I RWKHU WKDQ WKH IDFWRU DUH XVHG WKH DWWDFKPHQW RI GXFWLQJ...

Page 15: ...G LQ WKH SOHQXP FORVH WR WKH XQLW LW PXVW QRW EH IMPORTANT 7KH IURQW RQ WKH UHWXUQ GXFW LI FRQQHFWHG WR WKH EORZHU FDVLQJ PXVW QRW EH VFUHZHG LQWR WKH DUHD ZKHUH WKH SRZHU ZLULQJ LV ORFDWHG ULOOV RU V...

Page 16: ...ULJHUDQW WXELQJ LQ D PDQQHU WKDQ GRHV QRW EORFN VHUYLFH DFFHVV WR WKH IURQW RI WKH DLU KDQGOHU 3 7 2 CONFIGURING AIR HANDLER FOR A SINGLE OR DUAL REFRIGERANT CIRCUITS OO PRGHOV DUH SURYLGHG ZLWK GXDO...

Page 17: ...G HTXLYDOHQW OHQJWK RI YDOYHV 5HIHU WR WKH YDSRU DQG OLTXLG OLQH VHOHFWLRQ SURFHGXUH DQG FKDUWV LQ WKH RXWGRRU XQLW LQVWDOODWLRQ PDQXDO RU OLWHUDWXUH IRU PRUH UHIULJHUDQW OLQH VL LQJ LQIRUPDWLRQ KHQ G...

Page 18: ...DQG WKHQ OHDN WHVW WKH V VWHP E SUHVVXUL LQJ WR SVLJ ZLWK GU QLWURJHQ DQG DOORZ WKH V VWHP WR VLW IRU DW OHDVW PLQXWHV ORQJHU LI SRVVLEOH WR DVVXUH WKH SUHVVXUH GRHV QRW GURS 3 7 7 EVACUATION I QR OH...

Page 19: ...WUDS LQ WKH SULPDU GUDLQ OLQH DV FORVH WR WKH XQLW DV SRVVLEOH 0DNH VXUH WKDW WKH WRS RI WKH WUDS LV EHORZ FRQQHFWLRQ WR WKH GUDLQ SDQ WR DOORZ FRPSOHWH GUDLQDJH RI SDQ 6HH LJXUH 3OXJ WKH XQXVHG GUDL...

Page 20: ...QDO EORFN 7 LQVLGH WKH DLU KDQGOHU FRQWURO ER 3 11 1 2 ELECTRIC HEAT APPLICATIONS I DQ 5 HOHFWULF KHDWHU NLW LV LQVWDOOHG WKH EORZHU PRWRU FRQWDFWRU LV SURYLGHG LQ WKH KHDWHU NLW ZLWK OHDGV WKDW PXVW...

Page 21: ...0 3 3 24 15 14 275 15 HCLP2120C S T 3 208 230 3 9 2 74 5 15 14 135 15 HCLP2120D S T 3 460 3 4 6 38 1 15 14 230 15 AIR HANDLER MODEL HEATER KIT Heating Capacity Min Circuit Ampacity Max Fuse or HACR Br...

Page 22: ...RI WKH DLU KDQGOHU FRQWURO ER QRFNRXWV DUH SURYLGHG RQ HDFK VLGH RI WKH DLU KDQGOHU IRU FRQQHFWLQJ ORZ YROWDJH FRQ GXLW RU SODVWLF EXVKLQJ 5HIHU WR WKH ZLULQJ FRQQHFWLRQ GLDJUDPV LQ 6HFWLRQ IRU W SLF...

Page 23: ...LC2 LC1 LBR W2 G O X LBR HEAT PUMP LOW VOLTAGE LEADS O BR Y Y BL R BL LBR LC3 AND LC4 NOT REQUIRED ON 208 240 V KITS RATED 20KW 30KW HEATER KIT OR ANY HEATER KIT INSTALLED ON 15 TON OT 20 TON AIR HAN...

Page 24: ...ion 3 12 1 DRIVE PACKAGE DATA HCLP2120 Drive Package Data 2nd Stage Opera on Drive Belt Motor Part No Dia Part No Dia HP KW R 1VL40 3 75 AK79H 7 75 A49 2 1491 4 S 1VP50 4 75 AK79H 7 75 A50 3 2237 1 T...

Page 25: ...658 1621 686 1674 714 1730 741 1789 767 1851 793 1917 819 1987 844 2059 868 2136 892 2215 916 2298 939 2384 961 2473 983 2566 1004 2662 1025 2762 1046 2864 1066 2971 1085 3080 1104 3193 4500 2123 670...

Page 26: ...3 867 948 904 1012 941 1075 977 1138 1012 1200 1023 1226 1054 1286 1084 1347 1114 1411 1144 1476 1173 1542 1202 1611 1230 1681 1256 1672 2700 1274 628 671 673 730 718 786 763 839 806 890 840 936 878 1...

Page 27: ...ore details on field supplied blower drives Determine the correct blower RPM from the air flow performance chart at the intersec tion of the target air flow and E S P Then refer to the Blower Package...

Page 28: ...l screws bolts set screws and piping connections for tightness 10 Check drain 11 Insure that filters are in place 12 Insure all outdoor unit service valves are open 13 Be sure that electrical controls...

Page 29: ...IR FLOW RATE USING ELECTRIC HEAT TEMPERATURE RISE If the air handler is equipped with an electric heater the air flow can be estimated using the air temperature rise across the air handler with the he...

Page 30: ...t at the direction of the thermostat When the call for heat at the thermostat is satisfied or the thermostat is turned to the OFF position the heater contactor s open and de energize the electric heat...

Page 31: ...ITS 150 180 240 150 180 240 ACCESSORY DESCRIPTION MODEL NUMBER SIZE USED ON NET WEIGHT LBS kg Hot Water Coil RXHC C74W 090 120 200 91 RXHC C76W 150 180 240 200 91 Steam Coil RXHC C74S 090 120 200 91 R...

Page 32: ...SEASON Damper always stays at minimum fresh air position while fan motor is operating Outside air damper closes when blower motor is off Minimum fresh air position must not allow mixed air temperatur...

Page 33: ...stalled Mixing Box Dimensions ST A1201 01 X0 5 2 MIXING BOX KITS continued MODEL NO AIR HANDLER SIZES USED ON FLANGED DUCT OPENING IN mm LENGTH IN mm WIDTH IN mm X RXHMBC 74H 090 120 42 1067 16 7 8 12...

Page 34: ...34 5 3 DISCHARGE PLENUM DISCHARGE GRILLE INLET GRILLE KITS...

Page 35: ...VSRVDEOH The filter rack accessory can be connected directly to the hot water steam coil accessory MODEL NO IN mm RXHF B74A 511 2 1308 24 610 251 8 638 473 8 1203 197 8 505 21 16 52 A B C D E F FILTER...

Page 36: ...36 5 5 HOT WATER STEAM COILS Designates Metric Conversions...

Page 37: ...placed or cleaned on a regular basis The motor should be inspected annually and the exterior surface should be cleaned as needed and the air vents vacu umed out to remove any obstruction 6 4 BLOWER SH...

Page 38: ...mperature limit has failed replace Contactor has failed replace One or more heating elements have burned out replace Coil is frozen up System low on refrigerant charge check for leaks and adjust charg...

Page 39: ...INSULATION AS ORIGINAL 105 C MIN FIELD INSTALLED FACTORY STANDARD LOW VOLTAGE FIELD INSTALLED FACTORY OPTION FACTORY STANDARD LINE VOLTAGE FACTORY OPTION ORIGINAL RELEASE NO ELECTRICAL WIRING DIAGRAM...

Page 40: ...40 97B0136N01 CM 0418...

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