Changing The Crankcase Breather V-Ribbed Belt - Kohler KD27V12 Operation And Maintenance Manual

Operating fluids and maintenance
Maintenance activities

5.14.8 Changing the crankcase breather V-ribbed belt

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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.
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
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Operation and Maintenance Manual
KD27V12 33521029401_3_1 en 2017-07-01