Diesel Data: Automotive Repair

To Expansion Valve

Fig 30 Suction And Liquid Lines At Expansion Valve:






REMOVAL
1. Remove refrigerant from the A/C system using a refrigerant recovery machine.
2. Remove bolt attaching the suction and liquid lines to the expansion valve.
3. Remove suction and liquid line flange from expansion valve.

CAUTION: Cap all lines that are not being replaced and cap the expansion valve tubes.

Fig 33 Suction And Liquid Lines:






4. Remove flange bolts attaching lines to the receiver/drier. Remove flange. Disconnect liquid line from the receiver/drier.
5. Remove the bolt attaching the suction lines to the compressor.
6. Remove the suction and liquid line from the vehicle.

INSTALLATION
For installation, reverse the above procedures.
- Tighten compressor bolt to 22 Nm (200 in. lbs.).