300SL (129.061) L6-3.0L (104.981) (1991)
Additional A/C Service Equipment Information
Parts Information
Time Allowance Information
Recommended labor times to convert A/C refrigerant system from R12 to R134a:
1.
A/C system with R12 refrigerant Convert to R134a = 1.7 hrs. (changed).
2.
A/C system with R12 refrigerant Convert to R134a 1.2 hrs (with compressor replacement).
In Case of Warranty
During warranty repairs on vehicles with R12 refrigerant A/C systems, it may become necessary to have the A/C system converted to use R134a
refrigerant.
1.
Please use damage code and operation number of the damage causing part.
2.
Operation No. 83-1762-00 and time allowance for "A/C system refrigerant evacuate/charge".
3.
Operation No. 83-0000-01, 0.2 hrs. (install service valves and affix retrofit label).
Note:
Operation numbers and time allowances are subject to change. Refer to the latest MBNA Warranty Time Guide for updates.
A. Preparation/Testing of the A/C System
1.
Attach A/C pressure gauges to the low-and high-side of the A/C system and verify the proper function and pressures of the A/C system.
2.
Run engine at idle.
3.
Press buttons.
4.
Check/verify refrigerant fill level capacity (see Maintenance Manual, Job No.8312).
B. Testing A/C System For Refrigerant Leaks