6-S7
ZD18(F) · ZD21(F) · ZD28(F), WSM
ROTARY MOWER
[2] DISASSEMBLING AND ASSEMBLING
Universal Joint and Belt Covers
1. Remove the universal joint (1).
2. Remove the left and right belt covers (2), (3).
W1012580
Mower Blades (Center Blade and Outer Blades)
1. Turn over the mower.
2. Unscrew the mower blade screw (5), and remove the spline boss
(4), two cup washers (3), mower blade (2) and dust cover (1).
NOTE
• To remove the blade securely, wedge a block of wood
between one blade and the mower deck in such position that
it will hold the blade safely while loosing or tightening the
blade screw.
(When reassembling)
• Be sure to assemble the two cup washers between the mower
blade and spline boss.
IMPORTANT
• Make sure the cup washer is not flattened out or worn,
causing blade to slip easily.
Replace two cup washers if either is damaged.
W1012667
Blade Boss
1. Remove the external snap ring (2).
2. Remove the blade boss (1).
W1012871
(1) Universal Joint
(2) Belt Cover (Left)
(3) Belt Cover (Right)
Tightening torque Mower blade screw
98.1 to 117.7 N·m
10.0 to 12.0 kgf·m
72.3 to 86.8 ft-lbs
(1) Dust Cover
(2) Mower Blade
(3) Cup Washer
(4) Spline Boss
(5) Mower Blade Screw
A : Loosen
(1) Blade Boss (2) External Snap Ring
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