300D (124.133) L6-3.0L DSL Turbo (603.960) (1987)
Power Door Lock Actuator: Technical Service Bulletins
Locks - Protective Cover for Door Lock Actuator
REF. No. MBNA 72/8, 80/3
TO: OUR MERCEDES-BENZ PASSENGER CAR DEALERS
DATE: April 1988
SUBJECT:
PROTECTION COVERING FOR FRONT DOOR PNEUMATIC ACTUATOR AND DOOR LOCK LINKAGE MODEL 124
As of, November 1986 production, a protective plastic covering is installed over the front door pneumatic actuator and door lock linkage. This protective
cover is designed to divert water away from the door lock assembly and pneumatic actuator and to also further enhance the security of the vehicle by
reducing the possibility of gaining access into the vehicle through unauthorized activation of the door lock system.
Effective Serial Number
Due to this production change, the procedure for removal/installation of the pneumatic actuator has changed. Sufficient time has been provided to
correctly remove and install the covering.
Procedure
Sedan and Wagon
1.
Remove door panel (see Service Microfiche Body, Assembly Jobs I, Model 124, job no. 72-100).
2.
Detach window from regulator and place window in lowest position.
3.
Partially remove the weather-stripping channel from the window frame rail (arrow, Figure 1).