Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 38AH044-084 and Sheet Metal Trim Kit, and Sheet Metal Trim Unit 38AH134 Shown, Rig Here

Models: 38AH044-084

1 56

Download 56 pages 61.81 Kb

Page 12

and Sheet Metal Trim Kit

Fig. 7 Ð Modules 38AH124A or 134A Ð Shipping Locations of Piping

and Sheet Metal Trim Kit

CONTROL

BOX

SHEET METAL COVER

PANEL (REMOVED)

RIG HERE

RIG

HERE

RIG

HERE

RIG

HERE

24-in. (610-mm)

SERVICE SPACE

Fig. 8 Ð Correct Placement of Modules Without Piping

and Sheet Metal Trim (Unit 38AH134 Shown)

12

Image 12

Carrier 38AH044-084 specifications and Sheet Metal Trim Kit, and Sheet Metal Trim Unit 38AH134 Shown, Rig Here Rig Here

Contents

CONTENTS SAFETY CONSIDERATIONSINSTALLATION Step 5 Ð Install AccessoriesTable 1 Ð Rigging Center of Gravity Ð in. mm Table 2A Ð Operational Corner Weights with Table 2B Ð Operational Corner Weights withStep 2 Ð Check Compressor Mounting Refrigerant Charge Approximate Ð LbFig. 1 Ð Dimensions Ð Units 38AH044,054,064 Chart 1, Field Power Supply ConnectionsFig. 2 Ð Dimensions Ð Units 38AH074,084 Chart 1, Field Power Supply ConnectionsFig. 3 Ð Dimensions Ð Unit 38AH094 UNITVOLTAGE DIAMETER Ð in. mmFig. 4 Ð Dimensions Ð Unit 38AH104 UNITVOLTAGE DIAMETER Ð in. mmFig. 5 Ð Dimensions Ð Unit 38AH124 UNITVOLTAGE DIAMETERFig. 6 Ð Dimensions Ð Unit 38AH134 UNITVOLTAGE DIAMETER Ð38AH 38AH and Sheet Metal Trim Kit and Sheet Metal Trim Unit 38AH134 ShownRIG HERE RIG HERE RIG HEREFig. 9B Ð Field-InstalledSuction Line Loop Fig. 9A Ð Typical Module with CoverPanels Removed Fig. 10 Ð Outer View, Compressor MountingStep 3 Ð Make Refrigerant Piping Connections Table 5 Ð Liquid LiftFig. 13 Ð Double Suction Riser Construction 38AH054-104 Dual-CircuitUnits Ð 60 Hz 38AH054-104 Dual-CircuitUnits Ð 50 Hz Optional Single-CircuitUnits and 38AH124,134 Modular Units Dual-CircuitÐ 60 HzModular Units Dual-CircuitÐ 60 Hz Modular Units Dual Circuit Ð 50 Hz Optional Single-CircuitUnits and 38AH124,134Modular Units Dual Circuit Ð 50 Hz and 38AH094-134Units Optional Single-CircuitUnitsLEGEND TXV Ð Thermostatic Expansion Valve TYP Ð Typical NOTE Lower split rst on, last offFig. 16 Ð Units 38AH124 and 134 with Installed Connect Tubing from Evaporator to UnitPiping Kit Kit Rails Fig. 19 Ð Fully Assembled Piping and Trim KitUnit 38AH134 Shown Cover Unit 38AH134 ShownStep 4 Ð Make Electrical Connections OPTIONAL SINGLE-CIRCUITUNIT UNIT UNIT Table 14 Ð Fan Motor Electrical Data Page Field-supplied 38AH LENGTH Ð FU Ð Fuse FU Ð Fuse Field-supplied NOTES Field-supplied NOTES Field-supplied NOTES Step 5 Ð Install Accessories PRE-START-UPSystem Check START-UP Preliminary ChecksFig. 29 Ð 06E Compressors, Typical Adjust Refrigerant Charge If the initial check shows too much oil too high in the sight glass remove oil to proper level. See Preliminary Oil Charge for proper procedure for adding and removing oil Fig. 30 Ð Charging Chart Ð Unit 38AH044 50/60 Hz Ð Dual Circuit Fig. 32 Ð Charging Chart Ð Unit 38AH064 50/60 Hz Ð Dual Circuit Charging Chart Ð Unit 38AH044 Charging Chart Ð Unit 38AH054Fig. 35 Ð Fig. 36 ÐCharging Chart Ð Unit 38AH064 Charging Chart Ð Unit 38AH074Fig. 39 Ð Charging Chart Ð Unit 38AH084 Fig. 37 ÐFig. 40 Ð Charging Chart Ð Unit 38AH094 50/60 Hz Fig. 41 Ð Charging Chart Ð Unit 38AH104 50/60 HzFig. 42 Ð Charging Chart Ð Modules 124A, 124B Fig. 43 Ð Charging Chart Ð Module 134BSERVICE Refrigerant CircuitCompressor Motor Protection Table 17 Ð Fan Cycling Control Ð Psig kPagTable 18 Ð Pressure Switch Settings Psig kPag Fig. 44 Ð Unloader Location and SettingsCapacity Control Table 19A Ð One 2-StageThermostat Capacity Control for 38AH044-084 Dual-CircuitUnitsTable 20 Ð One 2-StageThermostat Capacity Control for 38AH094-134UnitsCONTROL Fig. 45 Ð Accumulator and Fusible PlugFig. 46 Ð Pressure-ActuatedCapacity Control Valve Fig. 47 Ð Timer Cycle Fig. 49 Ð Condenser Fan Adjustment Fig. 48 Ð Unit Control BoxCompressor Replacement Ð Perform the following TROUBLESHOOTING TROUBLESHOOTING cont START-UPCHECKLIST A. Preliminary InformationB. Pre-Start-Up OUTDOOR UNITC. Start-Up