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(4) If the vehicle is so equipped, remove the nuts that secure the vehicle speed control servo mounting (5) Loosen the screw that secures the accumulator retaining band to the support bracket on the dash (6) Disconnect the suction line refrigerant line fas- tener from the accumulator. Install plugs in, or tape (7) Disconnect the accumulator inlet tube refriger- ant line secondary clip from the accumulator. Install (8) Pull the accumulator and retaining band unit forward until the screw in the band is clear of the (9) Remove the accumulator from the vehicle. INSTALLATION WARNING: (Refer to 24 - HEATING & AIR CONDI- (1) Install the accumulator and retaining band as a unit by sliding the screw in the band into the slot- (2) Remove the tape or plugs from the refrigerant line fittings on the accumulator inlet tube and the (3) Tighten the accumulator retaining band screw to 4.5 N·m (40 in. lbs.). (4) Plug the wire harness connector into the low pressure cycling clutch switch. (5) Connect the battery negative cable. ant System Evacuate in the Service Procedures sec- (7) Charge the refrigerant system. See Refrigerant System Charge in the Service Procedures section of NOTE: If the accumulator is replaced, add 120 mil- HEATER CORE DESCRIPTION The heater core is located in the HVAC housing, under the instrument panel. It is a heat exchanger The heater core is not repairable and if damaged it must be replaced. OPERATION Engine coolant is circulated through heater hoses to the heater core at all times. As the coolant flows Fig. 6 ACCUMULATOR - TYPICAL 1 - A/C LOSS OF CHARGE SWITCH 24 - 42 PLUMBING AN ACCUMULATOR (Continued) |