12
18.17.Install new belts following the previous instruc-
tions in the reverse order.
IMPORTANT:
When installing the engine pulley,
torque the hex bolt to between 38 and 50 foot-
pounds.
IMPORTANT:
When installing the transmission
pulley make sure that the pulley is properly
seated on the pulley hub and torque the flange
nut to between 25 and 33 foot-pounds.
NOTE:
Torquing the transmission pulley will be
made easier by placing a 1/4 inch tapered punch
through the hole in the pulley and holding it
against the transmission. See Figure 35.
19.
VARIABLE SPEED PULLEY REMOVAL
19.1. Remove the cutting deck following the proce-
dures in the cutting deck removal section.
19.2. Remove both upper and lower drive belts by fol-
lowing the procedures in the drive belt removal
section.
19.3. Using an impact wrench and a 1/2 inch socket,
remove the hex cap screw securing the variable
speed pulley assembly to the variable speed
bracket.
NOTE:
Use the transmission belt to place ten-
sion on the variable speed pulley in order to hold
it in place while removing the hex cap screw.
See Figure 36.
NOTE:
There is a flat washer under the hex cap
screw.
19.4. Slide the variable speed pulley assembly up and
out of the bearing cup.
NOTE:
The variable speed pulley is a welded
assembly and is not serviceable. See Figure 37.
NOTE:
During reassembly Locktite the hex cap
screw securing the variable speed pulley to the
bearing cup with locktite 242. Torque to between
190 and 235 inch-pounds.
Figure 35
Torque Wrench
1/4” Tapered Punch
Figure 36
Transmission Belt
Variable Speed Pulley
Bearing Cup
Figure 37
Variable Speed Pulley
Hex Cap Screw
and Washer