Toro Workman GTX Service Manual page 53

5. If necessary, remove primary clutch from engine
drive shaft:
A. Loosen starter/generator pivot nut, rotate starter/
generator toward engine and remove starter/gener-
ator drive belt from the pulley attached to the primary
clutch (Fig. 9).
B. Remove cap screw and flat washer that secure
primary clutch to engine crankshaft.
IMPORTANT: Lightly grease end of clutch re-
moval tool to prevent wear or damage to removal
tool and engine crankshaft. Prevent damage to
clutch threads; thread tool into primary clutch
only enough to remove the clutch.
C. Thread clutch removal tool (see Special Tools in
this chapter) into threads in primary clutch and then
tighten tool to loosen clutch from the engine tapered
crankshaft.
D. If necessary, remove starter/generator pulley
from primary clutch (Fig. 10).
6. Remove secondary clutch from transaxle input shaft,
if necessary:
A. Remove cap screw and stepped washer that se-
cure secondary clutch to transaxle input shaft.
B. Remove secondary clutch from transaxle shaft.
Use of clutch removal tool and secondary clutch
adapter (see Special Tools in this chapter) may be
needed to loosen clutch from shoulder on input shaft.
Primary Clutch Installation (Fig. 8)
1. If removed, install primary clutch to engine crank-
shaft:
A. If removed, secure starter/generator pulley to pri-
mary clutch with removed washer head screws (Fig.
10). Torque screws from 132 to 168 in−lb (15.0 to
18.9 N−m).
B. Thoroughly clean the tapered surfaces of the en-
gine crankshaft and primary clutch.
C. Slide primary clutch assembly onto the engine
shaft.
D. Secure primary clutch to engine shaft with cap
screw and flat washer. Torque screw from 17 to 22
ft−lb (24 to 29 N−m).
Workman GTX Gasoline
E. Install starter/generator belt to the primary clutch
and starter/generator pulleys. Tension the belt by ro-
tating the starter/generator away from the engine.
Torque fasteners that secure starter/generator from
200 to 230 in−lb (23 to 25 N−m) to secure starter/
generator. When properly adjusted, the belt should
deflect 1/4 inch (6 mm) with 10 lb (4.5 kg) of force on
the center of the belt.
2. If removed, install secondary clutch to transaxle in-
put shaft:
A. Apply antiseize lubricant to transaxle input shaft.
B. Slide secondary clutch onto the transaxle shaft.
C. Secure secondary clutch to transmission shaft
with cap screw and stepped washer. Torque cap
screw from 39 to 47 ft−lb (53 to 63 N−m).
3. Install CVT drive belt to primary and secondary
clutches (see CVT Drive Belt in this section).
4. Lower and secure vehicle cargo bed (if installed).
2
1. Primary clutch
2. Secondary clutch
3. CVT drive belt
2
3
132 to 168 in−lb
(15.0 to 18.9 N−m)
1. Primary clutch
2. Starter/generator pulley
Page 4 − 11
3
1
5
6
Figure 9
4. Starter/generator pulley
5. Starter/generator belt
6. Pivot nut
Figure 10
3. Screw (4 used)
Drive Train
4
1