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14
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. 25). 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. 26). 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. 27 & 28)—Move
control bar toward handle until slack in wire is
removed. Gap between brake lever and handle
must be #/16”-!/4”. See Step 3 for adjustment.
3. ADJUST CABLE CONDUIT—
Self-propelled Model (Fig. 27)
Loosen nut on cable bracket. Insert #/16”-!/4”
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. 28)
Loosen jam nut on brake cable. Insert #/16”-!/4”
object between brake lever and handle. Turn
cable adjuster on brake cable until slack is
removed. Then tighten nut.
Servicing Wheels
Removal (Fig. 29)
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.
Assembly (Fig. 29)
1. Position tire onto one wheel half by 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 two 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.