Receiver Dryer: Service and Repair
RemoveCAUTION:
If receiver/drier is to be refitted, the ports must be blanked off immediately on disconnection. Exposed life of unit is only 15 minutes.
1. Disconnect battery negative lead.
2. Recover refrigerant from system. Service and Repair
WARNING:
Wear eye and hand protection when disconnecting components containing refrigerant. Plug all exposed connections immediately.
3. Remove 3 screws from bonnet locking platform and remove radiator grille.
Automatic gearbox
4. Remove 4 bolts securing transmission oil cooler
5. Disconnect 2 pipe unions from oil cooler. Use a second wrench to support hose adapter.
6. Remove transmission oil cooler. Seal connections.
All models
7. Remove bolt securing receiver/drier clamp.
WARNING: Wear eye and hand protection when disconnecting components containing refrigerant. Plug all exposed connections immediately.
8. Move receiver/drier just sufficiently to gain access to pipe flange bolts without distorting the pipes.
9. Remove bolt securing each pipe flange to receiver/drier.
10. Disengage pipe flanges and withdraw receiver/drier from mounting bracket.
11. Remove 'O' ring from each pipe flange.
Refit
12. Fit new 'O' ring to each pipe flange, lubricate with refrigerant oil.
13. Position receiver/drier in mounting bracket with inlet and outlet connections correctly aligned.
14. Engage pipe flanges, fit bolts in turn and tighten.
15. Fit clamp bolt.
Automatic gearbox
16. Refit transmission oil cooler. Use a second wrench to support pipe unions.
17. Check gearbox fluid level, top-up it necessary.
All models
18. Evacuate and recharge air conditioning system. Service and Repair
19. Perform a leak test on disturbed joints.
20. Carry out a functional check.