Diesel Data: Automotive Repair
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Low Pressure Sensor / Switch: Service and Repair

AIR CONDITIONING (A/C) LOW PRESSURE SWITCH REPLACEMENT

REMOVAL PROCEDURE




1. Disconnect the electrical connector from the A/C low pressure switch.
2. Remove the A/C low pressure switch from the accumulator.
3. Remove the O-ring and discard.

INSTALLATION PROCEDURE




1. Install the NEW O-ring seal to the switch.

NOTE: Refer to Fastener Notice in Service Precautions.

2. Install the A/C low pressure switch to the accumulator.

Tighten
Tighten the switch to 6 N.m (53 lb in).

3. Connect the electrical connector to the A/C low pressure switch.

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