Cleaning Blade Brake Clutch Shield; Servicing Wheels (Fig. 33) - Toro 22162 Operator's Manual

Cleaning Blade Brake Clutch
Shield
The BBC (Blade Brake Clutch) shield should be cleaned
periodically during the mowing season and at the end of
each mowing season to ensure best performance and to
prevents parts degradation. It is convenient to clean the
BBC shield at the same time the blade is being sharpened
because the blade needs to be removed in order to remove
the BBC shield.
1. Stop engine and wait for all moving parts to stop. Pull
wire off spark plug (Fig. 9).
2. Drain gasoline from fuel tank; refer to Draining
Gasoline, page 13.
3. Tip mower on its left side.
4. Remove (2) blade nuts, anti-scalp cup, accelerator, and
blade (Fig. 24).
5. Loosen tabs securing BBC shield to deck by loosening
nuts or bolts on tabs (Fig. 32). Rotate tabs 180 to
move them out of the way.
Figure 32
1. BBC shield
2. Tabs and nuts
6. Remove BBC shield and brush or blow all debris from
under shield and around BBC system.
7. Reinstall BBC shield. Rotate tabs 180 back into
position. Tighten nuts or bolts on tabs to secure BBC
shield to deck.
8. Reinstall blade, accelerator, anti-scalp cup, and (2)
blade nuts.
9. Turn mower upright.
10. Reinstall spark plug wire on spark plug.
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3. Tab and bolt

Servicing Wheels (Fig. 33)

1. Locknuts
2. Wheel spacer
3. Bearing/hub assembly
4. Bearing spacer
5. Wheel half
Removal
1. Stop engine and wait for all moving parts to stop. Pull
wire off spark plug (Fig. 9).
2. Remove capscrew, wheel spacer, and locknut
mounting wheel to pivot arm.
3. Separate wheel halves from tire by removing (4)
capscrews and locknuts.
Note: If bearings are to be removed from bearing/hub
assembly, remove by pressing on bearing spacer.
Assembly
1. Position tire onto (1) wheel half, aligning lugs on each.
2. Place bearing/hub assembly into center hole of wheel
half. Make sure legs of hub are positioned over flange
of hole.
3. Place other wheel half onto bearing/hub assembly
aligning wheel and tire lugs and mounting holes.
4. Using (2) 1/4—20 x 1.50" lg. fully threaded screws or
bolts and non-locking nuts, loosely secure wheel
halves together. Mount screws or bolts in opposing
holes.
5. Check alignment of all parts and tighten screws,
alternating from side to side for a uniform fit, until
wheel halves are drawn together.
6. Install (2) capscrews and locknuts, previously
removed, in remaining holes in wheel halves and
tighten. Remove (2) long screws or bolts and replace
with (2) capscrews and locknuts.
19
Figure 33
6. Plastic cover (rear
wheels only)
7. Lug
8. Bearing (2)
9. Capscrew
296