Kohler LH630-775 Service Manual page 169

Figure 11-95. Fan Assembly (Front View).
Figure 11-96. Fan Assembly (Rear View).
Make sure one flat washer is placed between the
two bearings in the hub. The other washer is
located under the front hex flange nut. Torque the
four fan/pulley/hub mounting screws to 6.8 N·m
(60 in. lb.).
6. If the fan shaft was removed from the upper
mounting bracket, apply Loctite
rear threads. Install and torque the rear hex nut
to 15.8 N·m (140 in. lb.). Install the fan and pulley
assembly onto the fan shaft and upper mounting
bracket.
7. Apply Loctite ® No. 242 to the front threads of the
fan shaft. Install the flat washer and the hex
flange nut to secure. Torque hex flange nut to
15.8 N·m (140 in. lb.). See Figure 11-97.
Figure 11-97. Torquing Upper Pulley Assembly.
8. Carefully work the belt into place on the pulleys.
Figure 11-98. Working Belt onto Pulley.
®
No. 242 to the
Figure 11-99. Belt Deflection/Tension Checking.
See Figure 11-98. Check the belt tension. There
should be no more than 9.53 - 12.7 mm (3/8" -
1/2") belt deflection per side with 10 lbs. of
applied tension. See Figure 11-99.
Section 11
Reassembly
11
11.27