Carrier 38C Series Installation, Operation And Maintenance Manual Download

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Subject to change without notice

Installation, Operation and Maintenance Manual

Manufacturer’s Name: Saudi Airconditioning Manufacturing Co. Ltd.
Country of origin : Jeddah, Saudi Arabia
Nearest port of embarkation: Jeddah Islamic port
Product classification: Commercial and Residential

38C – 50Hz

Nominal Cooling Capacity 1.5 – 5.0 Tons

HFC R

-410A Refrigerant

The 38C series energy efficient split top discharge condensing units incorporate innovative technology to provide

reliable summer cooling performance. The units are pre-wired, pre-charged with Puron® R-410A refrigerant, and

tested at the factory, designed to occupy a minimal space. These units are matched with Carrier direct expansion fan

coil units that provides economical performance now and in the future.

Contact your local Carrier representative for additional support.

38C Top Discharge Condensing Units – 50Hz

Quality Assurance

Certificate Reg. No:

04 100 950420

Page 1

Summary of Contents for 38C Series

Page 1: ...ries energy efficient split top discharge condensing units incorporate innovative technology to provide reliable summer cooling performance The units are pre wired pre charged with Puron R 410A refrig...

Page 2: ...the potential for personal injury Understand the signal words DANGER WARNING CAUTION and NOTE These words are used with the safety alert symbol DANGER identifies the most serious hazards which will re...

Page 3: ...frigerant Charge kg 2 31 2 44 3 12 4 05 4 17 4 52 Connection Type Liquid Line Vapour Line Max Length ft Max Lift ft Outdoor Fan Motor Type Motor Voltage RPM CFM Diameter No Blades Motor Horsepower Con...

Page 4: ...393 7 349 2 36 792 2 981 1 98 4 19 0 166 7 627 1 231 8 74 6 15 9 406 4 393 7 393 7 42 792 2 722 3 98 4 22 2 166 7 627 1 231 8 74 6 15 9 406 4 393 7 323 8 48 792 2 722 3 98 4 22 2 166 7 627 1 231 8 74...

Page 5: ...07 4 115 8 929 4 115 5 5 6 5 38CKPS48DS40 42TPM048 11 415 3 50 Ducted 47 500 43 000 12 2 9 0 3 893 4 778 10 511 4 778 6 6 7 8 38CKPS60DS40 42TPM060 11 415 3 50 Ducted 60 000 51 000 11 8 8 3 5 085 6 14...

Page 6: ...Typical Wiring Schematic 38CKP18 24 30 36 230V 240V 1PH 50Hz Ducted 38CKP36 42 48 60 400V 415V 3PH 50Hz Ducted Page 6...

Page 7: ...Typical Wiring Schematic Continued 38CKP36 42 48 60 400V 415V 3PH 50Hz Ducted With Capacitor Bank Page 7...

Page 8: ...nit operation sound may disturb customer 2 Insure that vapor and liquid tube diameters are appropriate to capacity of unit 3 Run refrigerant tubes as directly as possible by avoiding unnecessary turns...

Page 9: ...rovisions are made for water drainage and noise vibration dampening Rigging Keep unit upright Lift unit using sling Use cardboard or padding under sling and spreader bars to prevent sling damage to un...

Page 10: ...nnecessary turns and bends Suspend refrigerant tubes so they do not damage insulation on vapor tube and do not transmit vibration to the structure Also when passing refrigerant tubes through the wall...

Page 11: ...uate above or below permissible limits When making electrical connections provide clearance at unit for refrigerant piping connections NOTE Use copper wires only between disconnect switch and unit NOT...

Page 12: ...the Pre startup and Startup included with the fan coil units for correct start up procedures Be sure that field disconnect is closed Set room thermostat below ambient temperature Operate unit for 15 m...

Page 13: ...nts from drier into the system Loss of Charge Pressure Switch This switch mounted on the suction line has fixed non adjustable settings To check pressure switch attach pressure gage to suction service...

Page 14: ...den hose or other suitable equipment to flush coil from the outside to remove dirt Be sure to flush all dirt and debris from drain holes in the base of unit Fan motors are waterproof Leak Detection Ne...

Page 15: ...4 liquid line What charge adjustment is required Formula 27 oz ft x 25ft 13 5 oz 6 75 oz 8 0 g m x 7 6 m 382 7 g 321 9 g Net result is to remove 6 75 oz of refrigerant from the system Example 2 System...

Page 16: ...9 4 10 6 11 7 12 8 13 9 4 6 1 7 2 8 3 9 4 10 6 11 7 12 8 13 9 15 0 6 7 2 8 3 9 4 10 6 11 7 12 8 13 9 15 0 16 1 7 8 3 9 4 10 6 11 7 12 8 13 9 15 0 16 1 17 2 8 9 4 10 6 11 7 12 8 13 9 15 0 16 1 17 2 18...

Page 17: ...262 86 9 364 110 0 466 128 7 596 148 4 60 8 6 162 57 0 264 87 4 366 110 4 468 129 0 600 149 0 62 10 0 164 57 7 266 87 9 368 110 8 470 129 3 604 149 5 64 11 3 166 58 4 268 88 4 370 111 2 472 129 7 608...

Page 18: ...26 335 90 92 94 96 88 90 92 94 86 88 90 92 84 86 88 90 82 84 86 88 80 82 84 86 345 354 364 374 98 100 102 104 96 98 100 102 94 96 98 100 92 94 96 98 90 92 94 96 88 90 92 94 384 395 406 416 106 108 110...

Page 19: ...filter driers in line longer than 72 hours Do not install a suction line filter drier in liquid line POE oils absorb moisture rapidly Do not expose oil to atmosphere POE oils may cause damage to certa...

Page 20: ...OR NON CONDENSABLES IN SYSTEM LOW REFRIGERANT CHARGE LINE VOLTAGE TOO HIGH OR LOW DEFECTIVE RUN CAPACITOR COMPRESSOR BEARINGS HIGH SUPERHEAT LOOSE LEAD AT FAN MOTOR MOTOR DEFECTIVE LOW SUCTION PRESSU...

Page 21: ...control wires connected to the same circuit as associated refrigerant lines Check to make sure the subbase mounting to wall is secure Don t apply excessive force to mounting screw Are the refrigerant...

Page 22: ...NOTES Page 22...

Page 23: ...used to highlight suggestions which will result in enhanced installation reliability or operation WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or deat...

Page 24: ...mode thus in some cases heat pumps have additional line set limitations from air conditioning units Table 3 in this guideline can be used to properly size suction lines Follow all suction line sizing...

Page 25: ...tdoor units Equivalent length takes into account pressure losses from both tubing length and losses due to fittings and accessories such as elbows liquid line solenoid and filter drier Losses from fit...

Page 26: ...nformation Use subcooling as the primary method for charging longline applications Outdoor units are pre charged for 15 ft 4 6 m of 3 8 liquid line When using different length diameter liquid lines ch...

Page 27: ...le 6 Vapor line should slope towards indoor unit Maximum actual liquid line is up to 100 61 m See Table 5 Maximum total equivalent length is up to 120 76 2 m See Table 5 Heat pump only Bi flow liquid...

Page 28: ...150 150 150 150 150 150 AC HP 3 8 150 150 150 150 150 150 150 150 150 24000 AC Only 1 4 75 75 75 50 50 AC Only 5 16 150 150 150 150 150 150 150 125 100 AC HP 3 8 150 150 150 150 150 150 150 150 150 30...

Page 29: ...9 15 2 51 75 15 5 22 9 76 100 23 2 30 5 101 125 30 8 38 1 18000 AC Only 1 4 150 150 150 150 150 AC Only 5 16 150 150 150 150 150 AC HP 3 8 150 150 150 150 150 24000 AC Only 1 4 100 125 150 150 150 AC...

Page 30: ...ss than 20 ft 6 1 m vertical separation Outdoor unit BELOW indoor unit See Tables 6 8 and 11 for longline thresholds An inverted vapor line trap must be installed at indoor unit The top peak of trap m...

Page 31: ...Page 31...

Page 32: ...ts to discontinue or change at any time specifications or designs without notice and without incurring any obligations Supersedes Version 38C 50Hz IOM 01 Catalog Number 38C 50 EN IOM 02 Effective Date...

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