8-22 673831-Rev A
CUTTING UNITS
8
Repair
Cutting Unit
Removal and Installation
See Figure 8-11.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
Figure 8-11
2. Remove the two motor clips (4), and remove reel
drive motor (5) and coupler (6) from cutting unit (3).
3. Remove pin (2).
4. Raise lift arm (7) until yoke shaft (8) clears bottom of
yoke shaft housing (1).
5. Move cutting unit (3) away from machine.
6. Remove spring (9) from yoke shaft (8).
Installation Notes
• Install cutting unit by reversing the order of removal.
• Lubricate grease fittings with grease that meets or
exceeds NLGI Grade 2 LB specifications. Clean
grease fittings before lubricating and apply grease to
the fittings with a hand grease gun only. Pump the
gun slowly until a slight amount of pressure is felt,
then stop—do not overgrease. Do not use an
air-powered grease gun.
• Coat the reel drive motor shaft splines and coupler
with grease that meets or exceeds NLGI Grade 2 LB
specifications before installing reel drive motor.
Lift Yoke
Removal and Installation
See Figure 8-12.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Remove cutting unit from mower. (See “Cutting Unit”
on page 8-22.)
Figure 8-12
3. Remove screw (1), spacer (15), lock washer (2), and
nut (3), and disengage rod assembly (7) from cutting
unit (16).
4. Remove rod end (4), nut (5), pin (6), washer (9), and
spring (8).
5. Remove rod assembly (7) from lift yoke (10).
6. Remove screw (11), lock washer (12), flat washer
(13) and spacer (14) from each side of cutting unit.
7. Remove lift yoke (10).
Installation Notes
• Install lift yoke by reversing the order of removal.
• Adjust down pressure as necessary. (See “Down
Pressure Adjustment” on page 8-20.)
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