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SERVICE AND ADJUSTMENTS
BLADEDRIVEBELT
REPLACEMENT
Follow this procedure to remove
and replace the blade drive belt.
An assistant will be needed.
To RemoveBelt
1. Stop engine, wait for all parts
to stop moving, and disconnect
spark plug wire.
2. Disengage blade drive control
(Figure 5-7) by releasing all con-
trols on the mower.
3. Remove belt cover (see "Belt
Cover Removal").
4. Loosen belt guides (B and C,
Figure 5-8).
5. Move flap bracket (N, Figure
5-8) out of the way by loosening
two screws (M).
6. Remove belt (A, Figure 5-8)
from around sheaves.
ToInstall Belt
1. Route belt (A, Figure 5-8)
around sheaves as shown.
2. Have an assistant hold down
Operator Presence Controland
then push the Blade Drive Control
forward untilit latches in place
(Figure 5-7).
3. With the Blade Drive Control
lever engaged, adjust and tighten
belt guide (B) to 1/32 - 1/16" away
from tensioned belt. (Be sure that
belt does not contact belt guide
when belt is under tension.) Se-
cure belt guide (C) rotated into po-
sition as shown in Figure 5-8.
4. Disengage Blade Drive Control.
5. Re-tighten two screws (M, Fig-
ure 5-8) that secure flap bracket
(N).
6. Reinstall belt cover securely.
Blade DriveDisengaged
\
Blade DriveEngaged
\,,,
RIGHTVIEW
Figure 5-7: Blade Drive Control
BLADEBRAKEREPLACEMENT
Follow this procedure to install a
new blade brake.
To Remove Blade Brake
1. Stop engine, wait for all parts
to stop moving, and disconnect
spark plug wire.
2. Remove belt cover as described
in "Belt Cover Removal" instruc-
tions.
3. Remove hardware (G, Figure
5-8) securing blade brake (H).
4. Remove old brake (H) from idler
arm (I).
To Install Brake
1. Position new brake (H) in place
on idler arm (I).
2. Center brake in sheave groove
and secure brake (H) with hard-
ware (G) removed earlier.
3. Reinstall belt cover securely.
4. Test operation of blade brake
(see "Blade Brake Control Test" on
Page 22).
Figure 5-8: Blade drive.
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