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BLADE BRAKE REPLACEMENT
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" in
Operation section).
BLADE DRIVE BELT
ADJUSTMENT
If the blade drive belt is slipping
due to lack of belt tension, follow
the steps below.
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. With mower on level ground,
adjust blade cutting height at
about 3" (measure from ground to
flat portion of blade).
4. With the Blade Drive Control
(Figure 5-7) in the disengaged po-
sition, set a gap of 1/8" between
the spring (F, Figure 5-9) and flat
washer (E) by adjusting the nut
(D).
H
K
X
N
M
Figure 5-8: Blade drive.
Figure 5-9: Blade drive adjustment.
29
B
G
I
C
L
A
Adjust idler in direction
of arrow to tighten blade
drive belt
J
1/8"
Maintenance
J
M
D
E
F
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