Winterthur Gas X35-B, Maintenance Manual

Page: 315 / 547

Maintenance
4104 − 1/A1
Winterthur Gas & Diesel Ltd.
1/ 3
Drive Wheels
Running and Backlash Clearances and Tooth Condition
Tools:
1 Feeler gauge 94122 1 Dial gauge
1 Micrometer 1 Lead wire Ø 1.5 mm
1. General
On new engines during the running-in period, you must do a visual check of the gear
wheels after approximately one and two operation hours. You must do the same
checks on used engines that have new gear wheels installed.
2. Checks
WARNING
Injury Hazard: Before you operate the turning gear, make sure that
no personnel are near the flywheel, or in the engine.
1) Use the turning gear to turn the crankshaft while you do an inspection of all teeth.
2) Set to on the service pump.
3) Make sure that oil flows freely from all nozzles.
4) Set to off the service pump
5) Make sure that all screws are correctly locked.
6) After the running-in period, do a check of the drive wheels each three months as
given above. If faults show during this period, repair them.
7) If you hear unusual noises in the area of the gear train, you must find the cause.
Replace defective drive wheels as soon as possible to prevent damage to
adjacent drive wheels.
8) Do the inspection given above one time each year when the drive wheels have
operated correctly for between 6000 hours and 8000 hours.
To do checks of the clearances and tooth marks, you must tighten the tie rods and
elastic studs of the main bearings.
2017