Toro 51643 Service Manual page 47

Clutch Drum and Clutch Housing Reassembly
(cont'd)
CLUTCH
HOUSING
FAN
Figure 78
The
TC4000
and
TC5000
clutch drum and clutch
housing is assembled as shown in Figure 79.
1.
2.
3.
4.
Figure 79
Insert the washer into the clutch housing.
Press a new bearing into the clutch housing.
IMPORTANT Press only on the outer race of
the bearing. Pressing on the inner race will
damage the race inside the bearing and may
lead to premature failure.
Install the large snap ring.
Support the inner race of the clutch housing
bearing from the drive shaft end with a sleeve or
deep well socket and press the clutch drum into
the housing. See Figure
8 0 .
Figure 80
5. Install the small snap ring in the drive shaft end of
the housing.
6.
Check to ensure that the clutch drum rotates freely
and is true.
ISOLATION MOUNT (TC4000 and TC5000 only)
Isolation Mount Operation
The TC4000 and TC5000 trimmers use a vibration
isolation system called an Isolation Mount. See Figure
81.
n
_ _ - - -
HOLDER
USING
Clutch
CUSHIONS
HOLDER
36