Westerbeke 30 - Page 109

S.34
PROBLEM
POSSIBLE CAUSES AND METHODS OF' CORRECTION
GEAR DRAGGING
Drive Shaft rotates either
forward or reverse with Forward clutch plates warped and
Selector Valve in neutral 1.
Defective forward
sticking. Remove clutch plates and
position.
Clutch Plates.
replace.
2. Defective forward
Forward clutch piston release spring
Clutch Piston Release
broken or weak. Replace spring.
Spring.
3.
Binding in Planetary
a.
Bearings and gears worn excessively
Assembly. in gear case. Replace necessary
parts.
b.
Input shaft bearings worn excessively,
causing misalignment of input shaft.
Replace necessary parts.
GEAR SLIPPING OR SLOW TO
ENGAGE
With
Selector Valve in forward
or reverse position. 1.
Low Oil Pressure.
See "Gear Inoperative','
(1).
2.
Worn forward Clutch
Remove
forward clutch plates and check
Plates.
for wear excessively. replace clutch
plates.
3.
Reverse Band not
See
"Gear Inoperative". (3).
engaging Gear Case~
INTERNAL AND EXTERNAL
LEAKS 1.
Water in Lubricating a.
Hole in oil cooler element permitting
Oil.
water to seep into oil compartment.
Replace oil cooler element.
b. Oil cooler gaskets.
Check gaskets
and replace.
2.
Excessive OU in
Engine Crankcase or
Defective front end plate oil seal.
Flywheel Housing. Replace oil seal.
3.
Oil on Exterior of
Marine Gear. a.
Oil seeping from breather. Check
for too high oil level.
b.
Defective
rear end oil seal. Replace
oil seal.
4.
Loss of Oil from
Transmission.
a.
Check for defective gaskets and
seal.