Operating fluids and maintenance Operation and Maintenance Manual
Maintenance activities
Fig. 62: V-ribbed belt drive
u
Remove fan from the fan drive 1. See the generator set’s operating manual.
u
Insert a 3/4” socket wrench transition piece with lever on the tensioning pulley
screw 2(tensioning pulley screw has a left-handed thread).
u
Pivot the tensioning device back in a clockwise direction against the spring
force up to the limit stop.
u
Remove the V-ribbed belt 3.
u
Check that the belt pulleys and tensioning device are in perfect working order
and check their play (for example, tread wear on the belt pulleys).
w
Replace the damaged parts.
u
With the tightening device pivoted back, place new V-ribbed belt on all belt
pulleys and tightening roller, making sure that it is properly seated.
u
Mount fan on the fan drive 1. See the generator set’s operating manual.
5.14.8
Changing the crankcase breather V-ribbed belt
Damage to the V-ribbed belt includes:
– Broken ribs
– Rubber nodules in the base of the belt
– Dirt and/or stone deposits
– Ribs broken off the base of the belt
– Transverse cracks on the back
80
© 2017 by Kohler Co. All rights reserved.
KD27V12 33521029401_3_1 en 2017-07-01
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