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Service Mower - 20
SERVICE MOWER
Balancing Blades
1. Clean blade.
M61524
2. Put blade on nail in a vise. Turn blade to horizontal
position.
3. Check balance. If blade is not balanced, heavy end of
blade will drop.
4. Grind bevel of heavy end. Do not change blade bevel.
Replacing Mower Spindle Bearings - 36-Inch
Mower Deck
1. Park machine safely. (See Parking Safely in the Safety
section.)
2. Remove mower blade. (See Replacing Mower Blades.)
MX15354
3. Remove nut (A), pulley (B) and spacer (C).
4. Remove retaining ring (D), spindle shaft (E), lower
bearing (F) and spacer (G) from spindle housing (H).
Discard bearing.
5. Remove and discard upper bearing (I).
6. Clean entire assembly.
7. Install a new lower bearing (F) and spacer (G) on the
spindle shaft (E).
8. Install the spindle shaft (E), lower bearing (F) and
spacer (G) into the spindle housing (H).
9. Install the upper bearing (I) and retaining ring (D).
10.Install spacer (C).
11.Install pulley (B) and nut (A). Tighten nut to 61 N•m (50
lb-ft).
12.Install mower blade, blade washers and blade bolt
assembly. Tighten nut to 81 N•m (60 lb-ft). (See Checking
and Replacing Mower Blades.)
c CAUTION: Avoid injury! Mower blades are
sharp. Always wear gloves when handling
mower blades or working near blades.
IMPORTANT: Avoid damage! The clearance between
the lower bearing and the housing is only 0.05 mm
(0.002 in.). Do not force bearing into housing.
A
B
C
D
E
F
G
H
I