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MTU Repair Guides

6 step-by-step procedures compiled from MTU service manuals.

replacement

General procedure

Drive Belt Condition Check

-20 V 4000 G83, 20 V 4000 G23, 20 V 4000 G43, 20 V 4000 G63

Drive Belt Replacement - Battery-charging Generator Drive

12/16V 4000 Gx3, 12V 4000 Gx3, 12V4000 G23, 12V4000 G23R

Engine Wiring Check

12/16V 4000 Gx3, 12V 4000 Gx3, 12V4000 G23, 12V4000 G23R

Engine Governor and Connectors Cleaning

12/16V 4000 Gx3, 12V 4000 Gx3, 12V4000 G23, 12V4000 G23R

Engine Governor Plug-in Connections Check

12/16V 4000 Gx3, 12V 4000 Gx3, 12V4000 G23, 12V4000 G23R