Crankshaft Pulley; Blower Control Pulley Diameter; Timing Cover - Kohler KD 625/3 Workshop Manual

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KD Workshop Manual_cod. ED0053029350_1° ed_ rev. 00

Crankshaft pulley

Remove the pulley using extractor serial no. 1460.200.
Components:
1 Left-handed bolt
2 Washer
3 Blower control pulley
Note: It is only possible to check crankshaft axial clearance after
tightening the pulley.

Blower control pulley diameter

There are three pulleys with different diameters A which take account
of engine settings:
A = 142 mm
( from 2401 to 3000 r.p.m. )
A = 147 mm
( from 2001 to 2400 r.p.m. )
1
A = 163 mm
( from 1500 to 1800 r.p.m. )
2
Check S surface in contact with oil seal ring and, if necessary, rub
with a fine grain emery cloth.

Timing cover

Loosen the screws and remove the cover.
When refitting tighten screws at 25 Nm.
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Check oil seal ring 1 and replace if warped, hardened or worn-out.
Replace gasket 2.
Disassembly / Reassembly
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