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Carrier 40RU 07-16, Installation, Start-Up And Service Instructions Manual

The Carrier 40RU 07-16 is a powerful HVAC unit designed for efficient cooling. Ensure proper installation and maintenance by downloading the Installation, Start-Up And Service Instructions Manual for free from our website. This comprehensive manual will guide you through every step to keep your unit running smoothly.

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

 Printed in U.S.A.

Form 40RU-7-16-02SI Rev. A

Pg CL-2

1-22

Replaces: 40RU-7-16-01SI

© 2022 Carrier

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CHECK VOLTAGE IMBALANCE

LINE-TO-LINE VOLTS:                      AB_____________ V                  AC______________ V               BC_____________ V

(AB + AC + BC)/3 = AVERAGE VOLTAGE =_____________ V

MAXIMUM DEVIATION FROM AVERAGE VOLTAGE = _______________V

VOLTAGE IMBALANCE = 100 X (MAX DEVIATION)/(AVERAGE VOLTAGE) =______________

IF OVER 2% VOLTAGE IMBALANCE, DO NOT ATTEMPT TO START SYSTEM!

CALL LOCAL POWER COMPANY FOR ASSISTANCE.

III. START-UP

CHECK INDOOR FAN MOTOR SPEED AND RECORD.

AFTER AT LEAST 10 MINUTES RUNNING TIME, RECORD THE FOLLOWING MEASUREMENTS:

                                                                                                                                       COMP A1                         COMP B1

OIL PRESSURE                                                                                                    ______________               ____________

SUCTION PRESSURE                                                                                         ______________               ____________

SUCTION LINE TEMP                                                                                        ______________               ____________

DISCHARGE PRESSURE                                                                                   ______________               ____________

DISCHARGE LINE TEMP                                                                                  ______________               ____________

ENTERING OUTDOOR UNIT AIR TEMP                                                       ______________               ____________

LEAVING OUTDOOR UNIT AIR TEMP                                                          ______________               ____________

INDOOR UNIT ENTERING AIR DB TEMP                                                     ______________               ____________

INDOOR UNIT ENTERING AIR WB TEMP                                                    ______________               ____________

INDOOR UNIT LEAVING AIR DB TEMP                                                        ______________               ____________

INDOOR UNIT LEAVING AIR WB TEMP                                                       ______________               ____________

OUTDOOR UNIT ENTERING WATER TEMP

(40RUS ONLY)                                                                                               ______________                   _____________

OUTDOOR UNIT LEAVING WATER TEMP

(40RUS ONLY)                                                                                               ______________                   _____________

INDOOR UNIT ENTERING WATER TEMP

(40RUS ONLY)                                                                                               ______________                   _____________

INTDOOR UNIT LEAVING WATER TEMP

(40RUS ONLY)                                                                                               ______________                   _____________

COMPRESSOR AMPS (L1/L2/L3)                                                              ____/____/____                     ____/____/____

CHECK THE COMPRESSOR OIL LEVEL SIGHT GLASSES: ARE THE SIGHT GLASSES SHOWING

OIL LEVEL AT 1/8 to 1/3

 

FULL? (Y/N)_______________

NOTES:

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Summary of Contents for 40RU 07-16

Page 1: ...performed by trained service personnel When working on air conditioning equipment observe precautions in the literature tags and labels attached to the unit and other safety precautions that may apply...

Page 2: ...1 2 ft 762 mm Right Side 3 1 2 ft 1067 mm Left Side 2 1 2 ft 762 mm For units equipped with an economizer refer to the accessory installation instructions for additional clearance requirements Be sur...

Page 3: ...only 4 Example 0 R U A A 1 2 A 1 A 6 0 A 0 A 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Packaging 0 Standard Future Use A Standard Cabinet Paint 0 None 1 Painted Future Use A Standard Revision Num...

Page 4: ...4 Fig 2 Dimensions Sizes 07 12...

Page 5: ...5 Fig 2 Dimensions Sizes 07 12 cont...

Page 6: ...6 Fig 3 Dimensions Size 14 and 16...

Page 7: ...7 Fig 3 Dimensions Size 14 and 16 cont...

Page 8: ...12 16 Split Type Percentage Face 50 50 Face 50 50 Face 50 50 Rows Fins in 4 15 4 15 4 15 4 15 4 15 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 1 1 1 8 1 1 1 8 2 1 1 8 2 1 1 8 2 1 1 8 DX Co...

Page 9: ...ts per Split 12 15 9 12 16 Split Type Percentage Face 50 50 Face 50 50 Face 50 50 Rows Fins m 4 591 4 591 4 591 4 591 4 591 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 1 1 1 8 1 1 1 8 2 1...

Page 10: ...Split 15 12 12 9 10 Split Type Percentage Face 50 50 Face 50 50 Rows Fins in 3 15 4 15 4 15 4 15 4 15 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 1 1 1 8 1 1 1 8 1 1 1 8 2 1 1 8 2 1 1 8 D...

Page 11: ...9 10 Split Type Percentage Face 50 50 Face 50 50 Rows Fins m 3 591 4 591 4 591 3 591 4 591 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 1 1 1 8 1 1 1 8 1 1 1 8 2 1 1 8 2 1 1 8 DX Coil Liqu...

Page 12: ...3 15 PIPING CONNECTIONS Quantity Size in Chilled Water In 1 1 3 8 ODF 1 1 3 8 ODF 1 1 3 8 ODF 2 1 3 8 ODM 2 1 3 8 ODM Chilled Water Out 1 1 3 8 ODF 1 1 3 8 ODF 1 1 3 8 ODF 2 1 3 8 ODM 2 1 3 8 ODM Stea...

Page 13: ...3 591 3 591 3 591 3 591 PIPING CONNECTIONS Quantity Size in Chilled Water In 1 1 3 8 ODF 1 1 3 8 ODF 1 1 3 8 ODF 2 1 3 8 ODM 2 1 3 8 ODM Chilled Water Out 1 1 3 8 ODF 1 1 3 8 ODF 1 1 3 8 ODF 2 1 3 8...

Page 14: ...suspension technique The unit needs support underneath to prevent sagging Unit Isolation Where extremely quiet operation is essential install isolators be tween floor and base of unit or between ceili...

Page 15: ...s coils for all 40RUA 07 08 12 14 and 16 and 40RUQ 07 08 and 12 units 40RUQ 16 units as well as 40RUS 08 12 14 and 16 units require additional holes that must be field fabricated to accommodate the p...

Page 16: ...ZE 8 GA 1 1113 12 3 16 1 G5 40RUA 08 4 Row 1 BBIZE 6 GA 1 1136 15 1 4 1 G5 40RUQ 08 4 Row 1 BBIZE 8 GA 1 1113 12 3 16 1 G5 40RUA 12 4 Row 2 BBIZE 4 GA 2 1135 9 1 4 2 G3 40RUQ 12 4 Row 2 BBIZE 5 GA 2 1...

Page 17: ...ng Radius Elbow 1 1 8 Nipple 12 L 1 1 8 Long Radius Elbow 40RUQ 12 1 Suction Lower 2 1 1 8 Street Elbow 2 Liquid Lower 5 8 Street Elbow 5 8 Nipple 5 1 2 L 5 8 Long Radius Elbow 3 Liquid Upper 5 8 Stre...

Page 18: ...le 7 L 1 3 8 Long Radius Elbow 7 Supply Upper 1 3 8 Long Radius Elbow 1 3 8 Nipple 11 3 4 L 1 3 8 Long Radius Elbow Table 11 Fitting Requirements cont UNIT ACCESS HOLE NO CONNECTION TYPE CIRCUIT FITTI...

Page 19: ...commended knockouts and access holes to use for each 40RUS unit size To size design and install chilled water piping consult the Carrier System Design manual See Fig 11 for an example of a typical in...

Page 20: ...static pressure created by fans preventing complete drainage Conditions will worsen as filters become dirty Install clean out plugs in trap Pitch drain line downward to an open floor drain or sump Pr...

Page 21: ...ontactor coil data Fig 14 Disconnect Switch and Unit Adjustment Slots Both Ends of Unit PVC Stub Unit Drain Connection WARNING Failure to follow this warning could result in personal injury or death D...

Page 22: ...40RUQ 16 208 230 3 60 187 253 3 7 2 76 10 2 13 0 20 460 3 60 414 506 3 7 2 76 4 8 6 0 15 575 3 60 518 632 3 0 2 24 3 8 5 0 15 Table 13 Electrical Data Alternate Motors Single Speed UNIT V PH Hz VOLTA...

Page 23: ...20 460 3 60 414 506 3 7 2 76 4 9 7 0 15 575 3 60 518 632 3 7 2 76 4 5 6 0 15 Table 15 Electrical Data Alternate Motors Two Speed UNIT V PH Hz VOLTAGE LIMITS FAN MOTOR POWER SUPPLY Hp kW FLA MINIMUM C...

Page 24: ...Size the Field Power Wiring between the heater TB1 and the 40RU indoor fan motor per NEC Article 430 28 1 or 2 depends on length of conduit between heater enclosure and 40RU power entry location Inst...

Page 25: ...on on the units corner post Fan motors are factory installed on all units Indoor fan contactors are located in the fan contactor box behind the side access panel See Fig 15 and 16 Wire the thermostat...

Page 26: ...using return air ductwork route return air duct to the unit s return air inlet near the filter rack using a canvas connection to prevent transmission of unit vibration If the duct blocks off the unit...

Page 27: ...27 Fig 18 Typical Fan Discharge Connections for Multiple Fan Units Fig 19 Duct Flange Installation...

Page 28: ...ntation When service is completed replace unit panels Panels Panels are fastened to unit frame with sheet metal screws Fan and coil compartment must be sealed tightly after service to prevent air from...

Page 29: ...Adjustment Loosen the 2 locking bolts holding the fan wheel hub to shaft See Fig 22 Position fan wheel in center of the fan housing and tight en locking bolts Clearance between wheel and housing shoul...

Page 30: ...ining water Reinstall plugs and side panel Alternative freeze protection methods follow Circulate hot water within the water coil s supply main or supplementary space heating Close off supply lines to...

Page 31: ...ical Manufacturers Association Table 19 Fan Motor Data 40RUA Q S Alternate Motor Single Speed English UNIT 40RUA Q 07 40RUA Q S 08 40RUS 10 40RUA Q S 12 40RUA S 14 40RUA Q S 16 208 230 1 60 Speed rpm...

Page 32: ...HZ 56HZ 56HZ Shaft Dia mm 15 9 22 2 22 2 22 2 22 2 22 2 NEMA National Electrical Manufacturers Association Table 22 Fan Motor Data 40RUA Q S Alternate Motor Single Speed SI UNIT 40RUA Q 07 40RUA Q S 0...

Page 33: ...ciency 40RUA S Two Speed Motor MOTOR HP EPACT MINIMUM MOTOR EFFICIENCY 2 4 80 0 2 9 86 5 3 7 83 6 5 0 89 5 89 5 EPACT Energy Policy and Conservation Act of 1992 Table 26 Fan Motor Data 40RUA S Standar...

Page 34: ...1 1 8 Table 30 Motor Efficiency 40RUQ Two Speed Motor MOTOR HP EPACT MINIMUM MOTOR EFFICIENCY 1 7 82 0 2 4 80 0 2 9 86 5 3 7 83 6 3 7 87 9 5 0 89 5 87 9 EPACT Energy Policy and Conservation Act of 199...

Page 35: ...SHAFTS CENTER DISTANCE IN 10 44 12 32 10 44 12 32 10 44 12 32 10 44 12 32 10 44 12 32 10 44 12 32 Table 34 Medium Static Drive Data 60 Hz English UNIT 40RUA Q 07 40RUA Q S 08 40RUS 10 40RUA Q S 12 40...

Page 36: ...1200 1200 Change per 1 2 Turn of Moveable Motor Pulley Flange 24 6 28 7 28 7 28 7 19 4 18 4 MAX FULL TURN FROM CLOSED POSITION 5 5 5 5 6 6 SHAFTS CENTER DISTANCE IN 10 44 12 32 10 44 12 32 10 44 12 3...

Page 37: ...0 20 0 20 0 20 0 20 0 20 0 Change per 1 2 Turn of Moveable Motor Pulley Flange 0 328 0 360 0 360 0 360 0 352 0 278 MAX FULL TURN FROM CLOSED POSITION 5 5 5 5 6 6 SHAFTS CENTER DISTANCE MM 265 313 265...

Page 38: ...0 0 97 833 1 08 2975 462 0 60 556 0 72 634 0 84 701 0 95 762 1 06 818 1 18 870 1 29 3400 527 0 80 612 0 93 684 1 06 748 1 18 806 1 30 860 1 41 910 1 53 3825 593 1 05 670 1 18 737 1 31 797 1 44 852 1 5...

Page 39: ...1 29 975 1 40 1018 1 50 1059 1 61 2975 919 1 40 965 1 51 1009 1 62 1050 1 73 1090 1 84 3400 957 1 64 1002 1 76 1044 1 87 1085 1 98 1124 2 10 3825 998 1 92 1041 2 04 1082 2 16 1122 2 27 1160 2 39 4250...

Page 40: ...00 7 70 0 45 9 27 0 54 10 57 0 63 11 68 0 71 12 70 0 79 13 63 0 88 14 50 0 96 1600 8 78 0 60 10 20 0 69 11 40 0 79 12 47 0 88 13 43 0 97 14 33 1 05 15 17 1 14 1800 9 88 0 78 11 17 0 88 12 28 0 98 13 2...

Page 41: ...3 0 88 15 52 0 96 16 25 1 05 16 97 1 12 17 65 1 20 1400 15 32 1 05 16 08 1 13 16 82 1 21 17 50 1 29 18 17 1 37 1600 15 95 1 23 16 70 1 31 17 40 1 40 18 08 1 48 18 73 1 57 1800 16 63 1 43 17 35 1 52 18...

Page 42: ...Fig 15 and 28 4 Reverse the procedure to install new filters To install new filters in larger units that have 2 fans follow the preceding steps but use the factory supplied filter hook to slide filter...

Page 43: ...ding main power supply TIGHT Y N ______________ HAVE OUTDOOR UNIT CRANKCASE HEATERS BEEN ENERGIZED FOR 24 HOURS Y N _________ INDOOR UNIT HAS WATER BEEN PLACED IN DRAIN PAN TO CONFIRM PROPER DRAINAGE...

Page 44: ...__ ____________ INDOOR UNIT ENTERING AIR DB TEMP ______________ ____________ INDOOR UNIT ENTERING AIR WB TEMP ______________ ____________ INDOOR UNIT LEAVINGAIR DB TEMP ______________ ____________ IND...

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