Carrier 40RU 25 Manual Download | Manualshive

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Fig. 1 — Dimensions — Size 25

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Summary of Contents for 40RU 25

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: ...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 in stallation instructions for additional clearance requirements Be sure floor wa...

Page 3: ...3 Fig 1 Dimensions Size 25...

Page 4: ...4 Fig 1 Dimensions Size 25 cont...

Page 5: ...5 Fig 2 Dimensions Sizes 28 and 30...

Page 6: ...6 Fig 2 Dimensions Sizes 28 and 30 cont...

Page 7: ...o of Splits 2 2 2 No of Circuits per Split 18 20 24 Split Type Percentage Face 50 50 Rows Fins in 4 15 4 15 4 15 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 2 1 1 8 2 1 3 8 2 1 3 8 DX Coil...

Page 8: ...2 No of Circuits per Split 18 20 24 Split Type Percentage Face 50 50 Rows Fins m 4 591 4 591 4 591 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 2 1 1 8 2 1 3 8 2 1 3 8 DX Coil Liquid Refri...

Page 9: ...No of Circuits per Split 2 Split Type Percentage Face 50 50 Rows Fins in 4 15 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 2 1 1 8 DX Coil Liquid Refrigerant ODF 2 5 8 Steam Coil In MPT 1...

Page 10: ...50 Rows Fins m 591 PIPING CONNECTIONS Quantity Size in DX Coil Suction ODF 2 1 1 8 DX Coil Liquid Refrigerant ODF 2 5 8 Steam Coil In MPT 1 2 1 2 Steam Coil Out MPT 1 1 1 2 Hot Water Coil In MPT 1 2 H...

Page 11: ...4 15 5 Face Area sq ft Lower 8 3 12 4 12 4 Rows Fins in 3 15 PIPING CONNECTIONS Quantity Size in Chilled Water In 2 1 3 8 ODM 2 2 1 8 ODM 2 2 1 8 ODM Chilled Water Out 2 1 3 8 ODM 2 2 1 8 ODM 2 2 1 8...

Page 12: ...e Area sq m Lower 0 77 1 15 1 15 Rows Fins m 3 591 3 591 3 591 PIPING CONNECTIONS Quantity Size in Chilled Water In 2 1 3 8 ODM 2 2 1 8 ODM 2 2 1 8 ODM Chilled Water Out 2 1 3 8ODM 2 2 1 8 ODM 2 2 1 8...

Page 13: ...Nominal Tonnage 25 20 Tons 28 25 Tons 30 30 Tons Not Used A Placeholder Indoor Fan Options 1 Fan Drive and Motor Low Motor Efficiency Standard 2 Fan Drive and Motor Med Motor Efficiency Standard 3 Fan...

Page 14: ...wing See Fig 7 for preferred suspension technique The unit needs support underneath to prevent sagging Fig 7 Preferred Suspension Technique LEGEND Accessory Line Alternate Air Intake and Discharge Air...

Page 15: ...iping See Fig 8 which also lists recommended knockouts and access holes to use for each 40RU unit size Recommended fittings are listed in Table 8 The sensor bulb capillary tubes must be routed from th...

Page 16: ...ms Min 10 Diams 8 Diams Min TXV Sensing Bulb Equalizer Line Sight Glass TXV Solenoid Valve Filter Drier TXV Sensing Bulb TXV 8 Diams Min 15 Diams Min 10 Diams Indoor Coil Equalizer Line First On Last...

Page 17: ...wer 1 1 8 Street Elbow 1 1 8 Nipple 7 5 8 L 1 1 8 Long Radius Elbow 2 Liquid Lower 5 8 Street Elbow 5 8 Nipple 6 1 2 L 5 8 Long Radius Elbow 3 Liquid Upper 5 8 Street Elbow 5 8 Nipple 9 1 2 L 5 8 Long...

Page 18: ...g Radius Elbow 1 3 8 Nipple 23 1 4 L 1 3 8 Long Radius Elbow 40RUS 28 30 5 Supply Lower 2 1 8 Long Radius Elbow 2 1 8 Nipple 3 1 2 L 2 1 8 Long Radius Elbow 6 Return Lower 2 1 8 Long Radius Elbow 2 1...

Page 19: ...r piping consult the Carrier System Design manual See Fig 12 for an example of a typical installation Recommended fittings are listed in Table 8 To access 40RUS coil vents and drains remove the unit s...

Page 20: ...to pitch towards the side of the unit with the drain connection See Fig 14 Loosen the 2 screws next to the drain outlet at both ends of the unit push drain pan down in the slots near the drain connec...

Page 21: ...ARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death Do not use gas piping as an electrical ground Unit cabinet must have an uninterrupted unbroken el...

Page 22: ...n with Accessory Electric Heaters 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 a...

Page 23: ...ct 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 s access panel provide a slip joint in the du...

Page 24: ...24 Fig 19 Typical Fan Discharge Connections for Multiple Fan Units Fig 20 Duct Flange Installation Duct Flanges...

Page 25: ...ilters Testing for cooling heating system leaks Checking of all electrical connections Most unit service can be performed by removing one or both of the unit s side panels Coil cleaning removal or ins...

Page 26: ...should setscrew work itself loose Fig 24 Fan Shaft Bearing Individual Fan Wheel Adjustment Loosen the 2 locking bolts holding the fan wheel hub to shaft See Fig 23 Position fan wheel in center of the...

Page 27: ...eys 2 Align pulleys visually and tighten setscrews on fan pulley to lock it in place 3 Use the methods shown in Fig 27 to check proper pulley alignment Fig 27 Fan Pulley Adjustments 4 If pulleys are n...

Page 28: ...ening screws Remove coil through end or side sections of unit Cleaning Cooling Coil Remove return air filters Remove any heavy dirt that may have accumulated on underside of coil Coil can be cleaned m...

Page 29: ...10 0 10 0 Frame NEMA S213T D215T D215T Shaft Dia in 1 3 8 1 3 8 1 3 8 Table 15 Fan Motor Data Standard Motor SI UNIT 40RUA 25 40RUQ 25 40RUS 25 40RUA 28 40RUS 28 40RUA 30 40RUS 30 208 230 3 60 and 460...

Page 30: ...ximum Full Turn From Closed Position 6 6 6 Shafts Center Distance in 9 12 10 99 6 67 9 43 6 67 9 43 Table 18 Medium Static Drive Data 60 Hz English UNIT 40RUA 25 40RUQ 25 40RUS 25 40RUA 28 40RUS 28 40...

Page 31: ...um Full Turn From Closed Position 6 6 6 Shafts Center Distance in 8 16 10 02 6 67 9 43 6 67 9 43 Table 20 Standard Drive Data 60 Hz SI UNIT 40RUA 25 40RUQ 25 40RUS 25 40RUA 28 40RUS 28 40RUA 30 40RUS...

Page 32: ...255 0 255 0 255 Maximum Full Turn From Closed Position 6 6 6 Shafts Center Distance mm 232 279 169 240 169 240 Table 22 High Static Drive Data 60 Hz SI UNIT 40RUA 25 40RUQ 25 40RUS 25 40RUA 28 40RUS...

Page 33: ...7 958 11 27 991 11 99 1024 12 73 UNITa AIRFLOW cfm b EXTERNAL STATIC PRESSURE in wg 1 4 1 6 1 8 2 0 2 2 2 4 rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp 40RUA 25 40RUQ 25c 40RUS 25 6 000 954 3 83 1...

Page 34: ...05 7 51 7080 13 82 6 59 14 17 6 85 14 81 7 36 15 40 7 88 15 97 8 40 16 52 8 94 17 06 9 49 UNITa AIRFLOW L s b EXTERNAL STATIC PRESSURE kPa 350 400 450 500 550 600 r s kW r s kW r s kW r s kW r s kW r...

Page 35: ...865 9 45 884 9 81 921 10 52 956 11 24 991 11 98 1025 12 75 1059 13 54 UNITa AIRFLOW cfm b EXTERNAL STATIC PRESSURE in wg 1 4 1 6 1 8 2 0 2 2 2 4 rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp rpm bhp 40RUA 2...

Page 36: ...13 04 5 18 13 40 5 42 14 07 5 90 14 71 6 39 15 34 6 90 15 97 7 44 16 61 7 98 7080 14 42 7 05 14 74 7 31 15 36 7 84 15 94 8 38 16 51 8 93 17 08 9 51 17 65 10 10 UNITa AIRFLOW L s b EXTERNAL STATIC PRE...

Page 37: ......

Page 38: ...the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 40RU 07SI Printed in U S A Form 40RU 7SI Rev B Pg 38 7 22 Replaces...

Page 39: ...cluding 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 DRAINA...

Page 40: ..._____ ____________ INDOOR UNIT ENTERING AIR DB TEMP ______________ ____________ INDOOR UNIT ENTERING AIR WB TEMP ______________ ____________ INDOOR UNIT LEAVING AIR DB TEMP ______________ ____________...

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