Lubrication; Lubricating Gear Case; Adjusting Blade Brake Cable; Servicing Wheels - Toro ProLine 21 Recycler Series Operator's Manual

7. Reinstall sharp, balanced blade, blade
accelerator, lockwasher, and blade bolt. Sail part
of blade must point toward top of mower
housing to assure correct installation. Tighten
blade bolt to 50 ft–lbs (68 N m).
POTENTIAL HAZARD
Operating mower without accelerator in
place could cause blade to flex, bend or
break.
WHAT CAN HAPPEN
A broken blade could cause serious injury
or death to operator or bystanders.
HOW TO AVOID THE HAZARD
Do not operate mower without accelerator.

Lubrication

After every 25 operating hours or when season ends,
pivot arms must be lubricated.
1. Move rear wheel height–of–cut levers to center
setting. Wipe grease fittings with clean rag
(Fig. 23). Install grease gun onto fitting and
gently apply 2 or 3 pumps of #2 Multi–Purpose
Lithium Base Grease. Excessive grease pressure
may damage seals.

Lubricating Gear Case

(self-propelled model only)
After every 100 operating hours, grease the gear case
with #2 Multi-Purpose Lithium Base Grease.
1. Remove bag.
2. Install grease gun onto fitting through belt cover
opening (Fig. 24). Gently apply 1–2 pumps of
grease.
3. Reinstall bag.

Adjusting Blade Brake Cable

Whenever a new blade brake cable assembly is
installed, an adjustment is required.
1. Stop engine and wait for all moving parts to
stop. Pull wire off spark plug.
2. CHECK ADJUSTMENT (Fig. 25 & 26)—Move
control bar toward handle until slack in wire is
removed. Gap between brake lever and handle
must be / "- / ". See Step 3 for adjustment.
3. ADJUST CABLE CONDUIT—
Self-propelled Model (Fig. 25)
Loosen nut on cable bracket. Insert / "- / "
object between brake lever and handle. Pull
down on cable conduit until all slack is removed
from wire. Then tighten nut.
Hand Push Model (Fig. 26)
Loosen jam nut on brake cable. Insert / "- / "
object between brake lever and handle. Turn
cable adjuster on brake cable until slack is
removed. Then tighten nut.

Servicing Wheels

Removal
1. Stop engine and wait for all moving parts to
stop. Pull wire off spark plug.
2. Remove capscrew, wheel spacer, and locknut
mounting wheel to pivot arm.
3. Separate wheel halves from tire by removing
four capscrews and locknuts.
Note: If bearings are to be removed from
bearing/hub assembly, remove by
pressing on bearing spacer.
EN–14