GB - 21
6. Install new transmission belt in the top groove of the
clutch hub and on the transmission sheave.
7. Slide idler pulley to the belt to tension it, and then
tighten the mounting bolt to hold the position.
(Figure 15).
8. Reposition clutch stop, replace engine bolt, and torque
both engine bolts to 23 N•m (17 lbf-ft).
9. Reinstall mower drive belt on mower clutch sheave.
32" and 36" BELT REPLACEMENT
1. Stop engine, remove key and wait for all hot parts to
cool.
2. Remove deck cover.
3. Turn the idler spring adjusting nut to relieve tension
from the idler spring.
4. Remove belt from deck sheaves and mower clutch
sheave.
5. Install new belt.
6. Tighten the adjusting nut to tension the belt. Tighten
the nut until the idler spring compresses to 5.1cm +/–
0.32cm (2 in. +/– 1/8 in.). See Figure 16.
7. Replace deck cover and secure.
48" BELT REPLACEMENT
Deck Belt
1. Stop engine, remove key and wait for all hot parts to
cool.
2. Remove deck cover.
3. Turn the deck belt idler spring adjusting nut to relieve
tension from the idler spring.
4. Remove deck belt from deck sheaves.
5. Install new deck belt.
5
Figure 15
1. Transmission Belt
2. Transmission
Sheave
3. Transmission Belt
Idler
4. Transmission Belt
Idler Mounting
Hardware
5. Mower Clutch
Sheave
6. Clutch Bracket
Mounting Hardware
7. Clutch Bracket
Figure 16
1. Belt
2. Idler Spring
3. Deck Sheave
4. Mower Clutch
Sheave
5. Deck Idler
6. Idler Arm
Содержание 988410
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