Toyota
Dodge Durango
 Service Manual
Heating and Air Conditioning » Removal and installation
High pressure cut-off switch

REMOVAL

(1) Disconnect and isolate the battery negative cable.

(2) Unplug the wire harness connector from the high pressure cut-off switch, which is mounted to a fitting on the discharge line between the compressor and the condenser inlet (Fig. 73).

(3) Unscrew the high pressure cut-off switch from the discharge line fitting.

(4) Remove the high pressure cut-off switch from the vehicle.

(5) Remove the O-ring seal from the discharge line fitting and discard.

INSTALLATION

(1) Lubricate a new O-ring seal with clean refrigerant oil and install it on the discharge line fitting.

Use only the specified O-rings as they are made of a special material for the R-134a system. Use only refrigerant oil of the type recommended for the compressor in the vehicle.

(2) Install and tighten the high pressure cut-off switch on the discharge line fitting.

(3) Plug the wire harness connector into the high pressure cut-off switch.

(4) Connect the battery negative cable.

Fig. 73 High Pressure Cut-Off Switch Remove/Install Fig. 73 High Pressure Cut-Off Switch Remove/Install

1 - MANIFOLD

2 - LOW PRESSURE SERVICE PORT

3 - HIGH PRESSURE CUT-OFF SWITCH

4 - DISCHARGE LINE

5 - SUCTION LINE

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    Dodge Durango Service Manual / Heating and Air Conditioning / Removal and installation / High pressure cut-off switch

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