Lubrication; Greasing The Machine - Toro 74490 Operator's Manual

48in, 52in, or 60in riding mower
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Maintenance Service
Interval
Every 250 hours
Every 300 hours
Every 500 hours
Monthly
Yearly or before storage
Important:
Refer to your engine owner's manual for additional maintenance procedures.
CAUTION
If you leave the key in the switch, someone could accidently start the engine and seriously
injure you or other bystanders.
Shut off the engine and remove the key from the switch before you perform any maintenance.

Lubrication

Greasing the Machine

Service Interval: Every 25 hours—Grease the front
caster axles (more often in dirty or
dusty conditions).
Every 50 hours—Grease the pump-idler pivot.
Grease the machine more often in dirty or dusty
conditions.
Grease Type: No. 2 lithium or molybdenum grease
1.
Park the machine on a level surface, disengage
the blade-control switch, and engage the parking
brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Clean the grease fittings with a rag.
Note:
Scrape any paint off the front of the
fitting(s).
Maintenance Procedure
• For Kawasaki engines—replace the primary air filter (more often in dirty or dusty
conditions).
• For Kawasaki engines—check the safety air filter (more often in dirty or dusty
conditions).
• For Toro engines—replace the air filter (more often in dirty or dusty conditions).
• After the initial change—change the hydraulic-system filters and fluid when using
Mobil 1 15W50 fluid. (Change it more often under dirty or dusty conditions)
• For Kawasaki engines—Check and adjust the valve clearance. See an Authorized
Service Dealer.
• For Toro engines—Check and adjust the valve clearance. See an Authorized
Service Dealer.
• For Kawasaki engines—replace the safety air filter (more often in dirty or dusty
conditions).
• Replace the emissions-air intake filter.
• Replace the fuel filter (more often in dusty, dirty conditions).
• Check the parking brake adjustment.
• After the initial change—change the hydraulic-system filters and fluid when using
Toro® HYPR-OIL™ 500 fluid. (Change it more often under dirty or dusty conditions)
• Check the battery charge.
• Paint chipped surfaces.
• Complete all the procedures in the Storage chapter.
4.
Grease the pump idler-pulley pivot with 1 or 2
pumps of grease
5.
Grease the front caster axles
1. Pump-idler pivot
6.
Wipe up any excess grease.
39
(Figure
40).
(Figure
40).
Figure 40
2. Caster axle
g296411

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