Diplomat L6-225 3.7L VIN H 1-bbl (1983)
Low Pressure Sensor / Switch: Service and Repair
Low Pressure Cut-Out Switch Replacement
Fig. 6 Cycling clutch switch and low pressure cut-off switch
The low pressure cut-off switch is located on the H-valve assembly.
1. Discharge refrigerant from system and disconnect electrical connector from switch.
2. Remove switch.
3. Install replacement switch using a new O-ring lubricated with refrigerant oil.
4. Evacuate, charge and leak test system and check for proper operation.