Toro 91764SL Lawn Mower User Manual


 
Crankcase Bearing Installation and Shimming
(Model 09801)
1. Remove crankshaft bearing end caps.
2. Remove existing shims from both end caps.
3. Install one yellow (.020) shim and one pink (.015)
shim onto input shaft bearing housing if required.
4. Install three yellow (.020), three blue (.005) and two
red (.002) shims onto the end cap bearing housing.
5. Install input shaft end cap over crankshaft input shaft
and secure to water pump housing. Tighten fasteners to
a torque of 18 – 20 ft–lb.
6. Install end cap bearing housing over output shaft and
secure with fasteners, but do not tighten.
7. Measure the crankshaft end play and remove shims
from end cap as required to get .006 +
.001 INTERFER-
ENCE FIT (see chart).
8. Tighten fasteners (Item 10) to a torque of 18 – 20 ft–lb.
Crankshaft end play Shim thickness removed
from dial indicator to get .006 + .001
.010 .016
.009 .015
,008 .014
.007 .014
.006 .012
.005 .012
.004 .010
.003 .009
.002 .008
.001 .007
.000 .006
Repairs
Page 6 – 26.2 Rev. B
Hydroject 3000