G - EVERY 3000 HOURS OF SERVICE
Carry out the operations described previously as well as the following operations.
G1 – ALTERNATOR BELT
CHANGE
- Open the engine bonnet.
- Remove the protective casing 1.
REMOVING THE BELT
- Place a 1/2 in. socket wrench in the square of the automatic tensioner 2.
- Turn the socket wrench anti-clockwise, and block the tensioner with a tool 3
(pinpunch) to slacken and remove the belt.
- Remove the alternator belt 4.
NOTE: Take advantage of belt removal to check the correct operation of the pulleys
and bearings (noise, rubbing, play, etc.).
REFITTING THE BELT
- Refit a new alternator belt if required (see: 3 - MAINTENANCE: FILTERS CARTRIDGES
AND BELTS). Ensure that it is properly seated in the grooves of each pulley.
- Continue to apply force to the socket wrench, remove the tool 3 (pin punch) and
release the force on the socket wrench.
- Check that the belt is correctly positioned.
- Refit the protective casing 1.
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647449 (30/11/2015)
MT 732/932 ST3B
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