CUTTING UNITS
4203780 First Edition 8-25
8
Disassembly Note
Inspect all moving parts for wear or damage. Replace as
necessary.
Assembly Notes
• Assemble wing deck in reverse order of disassembly.
• Tighten adapter screws (23) to 35–40 lb-ft (47–54
N·m).
• Tighten blade screw (24) to 75 lb-ft (100 N·m).
• Lubricate grease fittings with grease that meets or
exceeds NLGI Grade 2 LB specifications. Apply
grease with a manual grease gun and fill slowly until
grease begins to seep out. Do not use compressed
air gun.
Wing Deck Lift Arms
Removal and Installation
See Figures 8-16 and 8-17.
1. Lower wing decks to the ground, and park the mower
safely. (See “Park Mower Safely” on page 1-6.)
2. Remove wing deck. (See “Wing Decks” on
page 8-23.)
Figure 8-16
3. Remove screw (8), collar (7), and nut (6).
4. Remove pivot (1) from the lift arm (5) along with two
spacers (2) and two washers (3).
5. Remove bracket (4).
Figure 8-17
6. Remove screw (9), washer (10), nut (11), and pin
(16) allowing the lift cylinder (15) to drop down.
7. Support lift arm (5) and remove four screws (12), four
washers (13), and two blocks (14).
8. Remove the lift arm.
Installation Notes
• Install the wing deck lift arms by reversing the order
of removal.
• Lubricate grease fittings with grease that meets or
exceeds NLGI Grade 2 LB specifications. Apply
grease with a manual grease gun and fill slowly until
grease begins to seep out. Do not use compressed
air gun.
TN1959
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8 7 6
2
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TN1961
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9 10
11
5
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