Heater Core R E P La Ce M E N - GMC 1986 P-Truck Service Manual

1B-50 AIR CONDITIONING
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416
70. Condenser Assembly
401. Material (Trim)
402. Hose Assembly
403. Clip
404. Screw
405. Fitting Assembly
406. Fitting Assembly
407. Seal (O-ring)
409. Hose Assembly
Figure 53—G Condenser and Related Parts Component View
Im portant
Drain excess refrigerant oil into a clean
container. Measure and record amount. Use
fresh oil.
Install or Connect (Figure 53 and 54)
1. New accumulator.
Im portant
• Add 30 ml (1 ounce) of clean refrigerant oil
PLUS an amount equal to that drained.
2. Bracket screws.
3. Inlet and outlet lines.
4. Compressor clutch connector.
5. Battery ground cable.
6. Evacuate, charge and check the system.
411. Screw
413. Nut
414. Grommet
415. Strap
416. Screw
417. Hose
418. Compressor
407
HEATER CORE
REPLACEMENT
«■+ Remove or Disconnect (Figure 54)
1. Battery ground cable.
2. Engine cover.
3. Steering column to instrument panel.
• Lower column.
4. Upper and lower instrument pane! attaching
screws and radio support bracket attaching
screw.
5. Raise and support right side of the instrument
panel.
6. Right lower instrument panel support bracket.
7. Recirculating air door vacuum actuator.
8. Temperature cable and vacuum hoses at the
distributor case.
F-00086