Drive Belt and Alternator Belt,
Inspection
Inspections must be carried
out after operations, while
the belts are hot.
You should be able to depress the alternator belt and
the drive belt about 3-4 mm between the pulleys.
The alternator belts and drive belts have automatic belt
tensioners and do not need to be adjusted.
Check the condition of the drive belts. Replace as nec-
essary; refer to Alternator Belt, Change page 60 and
Drive Belt, Change page 61.
Alternator Belt, Change
IMPORTANT!
Always change a drive belt which appears worn or
cracked.
1 Disconnect the main switch(es) and check that the
engine is not connected to system voltage.
2 Remove the fan guard and fan ring round the cool-
ing fan.
3 Remove the belt guard.
4 Insert a 1/2” square wrench in the belt tensioner (1).
Lift the wrench up and lift the water pump drive belt
off.
5 Insert a 1/2” square wrench in the belt tensioner (2).
Press the wrench down and remove the alternator
belts.
6 Check that the pulleys are clean and undamaged.
7 Press the 1/2” wrench in the belt tensioner (2) down
and install the new alternator drive belt.
8 Lift the 1/2” wrench in the belt tensioner (2) and
install the new water pump drive belt.
9 Install the belt guards.
10 Install the fan guard and fan ring round the cooling
fan.
11 Start the engine and do a function check.
TAD1640GE, TAD1641GE, TAD1642GE, TAD1650GE, TAD1651GE, TAD1641VE,
TAD1642VE, TAD1643VE, TAD1650VE
TWD1643GE
Maintenance
60 7748681 12-2011
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