82
Operating Manual Crawler Excavator TC37
Care and Maintenance
7
Tensioning the V-belt
• Stop the engine and remove the ignition key.
• Open the engine hood.
• Slacken the fastening screw (52/1) of the
generator.
• Rotate the generator until the tension is correct.
• Re-tighten the fastening screws 52/1 and 52/2 of
the generator.
• Check the tension again.
• Close the engine hood.
Changing V-belts
• Open the engine hood.
• Disconnect the battery.
• Loosen the fastening screw of the protective grill
and remove the protective grill.
• Loosen the clamping bolt (53/1) of the generator
and remove the V-belt.
• Slightly press the water cooler to the right and take
out the V-belt above the fan blade.
• Mount the new V-belt and tighten according to
instructions.
• Re-mount the screw of the protective grill.
• Re-connect the battery.
• Check the correct function of the fan blade.
• Perform a test run.
• After 15 minutes, check the tension of the new V-
belts and adjust if necessary.
Fig. 52
Tensioning the V-belt
HR14-03-56
9.59 lbf ft
7.38 lbf f
16.23 lbf ft
1
2
Fig. 53
Changing V-belts
HR14-03-56
9.59 lbf ft
7.38 lbf f
16.23 lbf ft
1
2
