Section 4 – MAINTENANCE
4.2.3.CHECK MOWER DRIVE BELT
1.Drive Belt Cover Removal
a.Lower deck to lowest setting.
b.Remove four knobs that secure the deck cover. See Figure 4.3.
c.Remove cover to gain access to deck belt.
REMOVE FOUR
KNOBS
REMOVE
DECK COVER
FIGURE 4.3
2.Check Belt Tension
The idler and spring provide proper belt tension and require no adjustment. If belt is frayed, slit, severed or belt strands exposed, replace belt before operating mower.
4.3AFTER EVERY 25 OPERATING HOURS
4.3.1.ENGINE
1.Engine Oil
Change engine oil. Refer to Section “CHANGE ENGINE OIL”. Refer to engine owner’s manual for oil specifications.
2. Air Filter
Refer to engine owner’s manual for service instructions.
4.3.2. MOWER COMPONENTS 1. Mower Drive Belt
No adjustment required. Replace belt as needed.
2. Mower Blade
Check blade for sharpness, wear, damage, and torque. Refer to Section “MOWER BLADE REPLACEMENT”.
3. Mower Deck Levelness
Check mower deck for proper levelness. Adjust as required. Refer to Section “MOWER DECK ADJUSTMENT – LEVELNESS”.
4.Cleaning Mower Deck
a.Remove key from ignition switch.
b.Remove spark plug wire(s) and secure away from spark plug(s).
c.Raise mower deck to its highest setting. It may be necessary to raise mower deck higher using a hydraulic floor jack. Secure deck with safety blocks.
d.Clean underside of mower deck, removing all accumulation of grass clippings and debris.
e.Clean top of deck, removing all grass clippings and debris.
5.Mower Blade Spindle - Lubrication
a.Remove four knobs that secure the deck cover.
b.Remove cover to gain access to lubrication fitting located on the top of deck below deck pulleys. Lubricate with Kendall NLGI No. 2 lithium grease or equivalent, from a grease gun until grease purges from vent located on spindle housing underneath deck. See Figure 4.4.
DECK
PULLEYS
LUBRICATE
SPINDLE
ASSEMBLIES
FIGURE 4.4
6.Mower Deck Linkage - Lubrication Lubricate all mower deck linkage pivot points with a light coat of motor oil.
WARNING
DO NOT attempt any adjustments, maintenance or service with the engine or blades running. Stop blades. Stop engine. Set brake. Remove key. Remove spark plug wires from spark plugs and secure wires away from spark plugs. Engine and components are HOT. Avoid serious burns by allowing all parts sufficient time to cool.
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