Turning engine manually, Danger – MacDon M155 Operators Manual User Manual
Page 308
Turning Engine Manually
To manually turn the engine with the flywheel, an access hole is provided on the left cab-forward side for a
barring tool that is available from Cummins.
DANGER
Stop engine and remove key from ignition before leaving operator's seat for any reason. A child or even a
pet could engage an idling machine.
IMPORTANT:
Ensure nothing falls into gearbox oil reservoir.
1. Stop engine and remove ignition key.
2. Open the hood to the lowest position. Refer to
Opening Hood (Lower Position), page 266
.
3. Open left cab-forward side platform. Refer to
Opening Platforms (Standard Position), page 269
4. Remove positive (red) cables (A and C) from battery
posts first, then remove negative (black) cables
(B and D) from both battery posts.
Figure 5.59: Battery Terminal Location
5. Clean area around the plastic cap on access hole (A).
Remove the cap.
6. Insert the barring tool (B) into the flywheel housing until
it engages the ring gear.
7. Attach a 1/2 in. square drive ratchet or breaker bar,
and turn.
8. Remove barring tool (B) and clean oil from around
access hole.
9. Clean plastic cap and reinstall in hole (A) with
silicone sealant.
Figure 5.60: Access Hole Location for
Barring Tool
A - Access Hole
B - Cummins Barring Tool
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Revision A