A/C - Servo Diaphragm Revision
Category15
Applicable Model/s
1983 GLC
Subject A/C SERVO DIAPHRAGM
Bulletin No.. 122/83
Issued 8/5/83
Revised
DESCRIPTION
A modified servo diaphragm for the air conditioner throttle opener system has been established as a service part for 1983 GLC ATX. (The modified part also can be used for 1981 -'82 GLC). If the original servo diaphragm does not maintain proper idle speed in "D" with air conditioner compressor engaged, replace it with the modified part.
PARTS INFORMATION
Servo Diaphragm: E563 23 950
REPAIR PROCEDURE
1. Warm up the engine until normal operating temperature.
2. Check to see that the idle speed is at 750 rpm in "D". Adjust with the throttle adjust screw, if necessary.
3. Turn on the air conditioner switch and confirm that the idle speed is maintained to 750 rpm in "D" with the air conditioner compressor engaged. If the original servo diaphragm cannot maintain the idle speed, replace it with the modified part.
4. Adjust the new servo diaphragm as shown in 1983 GLC Workshop Manual page 4:21. It is also necessary to confirm that the idle speed is maintained to 750 rpm in "D" with the air conditioner compressor engaged.
WARRANTY INFORMATION
Customer Comment Code: 711
Damage Code: 31
Part No. of Main Cause: E563 23 950
Quantity: 1
Operation No.: 13950X-R-X
Labor Hour: 0.4 Hr.