600SEL (140.057) V12-6.0L (120.980) (1993)
G. Engines 601/602/603/606
Models 124, 126, 140, 201
1.
Reclaim and recycle A/C refrigerant.
2.
Remove lower engine compartment encapsulation panel.
3.
Release tension and remove poly-V-belt.
4.
Disconnect 3-pole connector (A9X1) on A/C compressor.
5.
Remove screw (14) securing suction/discharge line to manifold.
Tightening torque: 23 +/- 2.3 Nm.
6.
Remove bolts (7). Tightening torque: 23 +/- 2.3 Nm. Also remove bolts (36) on engine 601 only.
7.
Remove A/C compressor downwards.
8.
Remove manifold. Remove shipping plate from remanufactured unit only after releasing pressure via the schrader valve. Install manifold and new
O-rings onto remanufactured unit.
9.
Correct oil level in compressor (compensate for oil loss if additional components were replaced).
10.
Reinstall in reverse sequence.
Note:
If clutch must also be replaced, see section H.
11.
Replace receiver/drier (SMS, Job No. 83-540).
12.
Evacuate and recharge A/C system. Run engine at idle for approximately four minutes and check for proper function and leaks (SMS, Job No.
83-508).
H. R&R A/C Compressor Clutch