Vacuum Pump - Repair Tips (Piston-Type)
91mercedes02
TO: OUR MERCEDES-BENZ PASSENGER CAR DEALERS
DATE: February 1991
SUBJECT: ENGINES 601, 602 AND 603 PISTON-TYPE VACUUM PUMP
REF. NO. 43/9
In the case of a damaged roller or bearing of the vacuum pump drive, the vacuum pump drive cam of the injection timing device must also be checked for wear and/or damage, and replaced if necessary (see Service Microfiche 601, 602.91, 603.91, - Combustion II, job numbers 07.1-240 and 241).
In Case of Warranty
Time Allowance
Operation Number Description Time/Model
07-8014 Injection timing device, R&R/Repl. parts as required /*
*See Time Guide for applicable Model Indicator and Time
NOTE: Description of operation was changed from "Centrifugal Timing Advance device, R&R/Repl. if required".
Damage Code
Code Description
43051 Vacuum pump