Hummer H2. Manual — part 1924

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2004 SPECIFICATIONS

H2

AIR CONDITIONING

AUTOMATIC SYSTEM

Service Specifications

HVAC SYSTEM SERVICE SPECIFICATIONS

Torque Specifications

HVAC SYSTEM TORQUE SPECIFICATIONS

Application

Specification

Accumulator

(1)

Compressor Replacement

(2)

2 ozs.

Condenser Replacement

(3)

1 ozs.

Evaporator Replacement

(3)

3 ozs.

R-134a Refrigerant Charge

1.6 lbs.

Total System PAG Oil Capacity

8 ozs.

(1)

Add 2 ozs. of PAG oil plus equal amount of oil drained from accumulator. PAG oil GM P/N
12378526 for U.S. or P/N 88900060 for Canada.

(2)

The Denso replacement compressor is precharged with 8.0 ozs. (237 ml) of PAG oil.

(3)

If more than the specified amount of PAG oil was drained from a component, add equal amount
drained.

Application

Ft. Lbs. (N.m)

A/C Accumulator Nut-To-Evaporator

12 (16)

A/C Belt Tensioner Bolts

37 (50)

A/C Refrigerant Filter Retaining Nuts

11 (15)

Accumulator Clamp Bolt

8 (10)

Compressor Bracket Mounting Bolts

37 (50)

Compressor Clutch Plate Retaining Bolt

13 (18)

Compressor Discharge Hose-To-Condenser Nut

12 (16)

Compressor Mounting Bolts

37 (50)

Compressor Suction/Discharge Hose Bolt

12 (16)

Compressor Suction Hose At Accumulator Nut

12 (16)

Evaporator Tube Fitting At Orifice

18 (25)

2004 Hummer H2

2004 SPECIFICATIONS H2

2004 Hummer H2

2004 SPECIFICATIONS H2