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Part No 520187 Form No F071406A
13
FM Owner’s Manual
MAINTENANCE
P
ERIODIC MAINTENANCE
Periodic maintenance should be performed at the following intervals:
Maintenance Operation Every Use (daily) Every 5 hrs or (daily) Every 25 Hrs Every 50 Hrs Every 200 Hrs
Inspect for loose, worn or damaged parts.
z
Check for excessive vibration
z
Inspect belt for wear
z
Engine (See Engine Manual)
Grease caster pivot points and lubricate height
adjustment spacers
z
Sharpen Blade
z
Lubricate pivot points of all three control levers
z
Check tire pressure
Note: inflate to mfr.’s specs. as shown on tire
side wall
z
Check brake puck
z
Check parking brake
z
Replace blade and traction belts
z
Note: Blade, blade brake puck, transaxle brake, and drive belts are normal wear items. These should be inspected
on a regular basis and replaced if worn.
BLADE Removal / Sharpening
NOTE: When sharpening the blade it is a good idea to check the balance of
the blade. A properly balanced blade will increase life of the bearings and other
components.
Tools required: ratchet, 3/4” inch socket, torque wrench, adequate support, block
to inhibit blade rotation.
1. Disconnect spark plug wire.
2. Support front of unit to allow access to the blades.
Note: Unit is heavy. Be sure support is adequate to prevent personal injury.
3. Block the blade to prevent it from rotating during removal (see figure 17-4).
For Each Spindle:
4. Remove the blade bolt (Item 35), lock washer (33), and large friction washer
(103).
5. Remove the blade (18) and replace or sharpen the blade.
NOTE: Use only B.G.I. Part no. 520001(Standard blade) or B.G.I. Part no.
520002 (Mulch blade).
6. Reinstall the blade using all fasteners in the exact order they were removed
(see figure 17-4).
7. Torque blade screw to 60 ft-lbs.
NOTE: Before installing the fasteners inspect them for wear and replace as
necessary.
8. Reconnect spark plug wire.
Fig. 17-4
Fig. 17-5