Lubrication; How To Grease; Lubricating The Machine; Greasing The Front Caster Pivots - Toro 74549 Operator's Manual

Lubrication

Grease with No. 2 general purpose lithium base or
molybdenum base grease.

How to Grease

1. Disengage the PTO and set the parking brake.
2. Stop 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. Make sure to scrape
any paint off the front of the fitting(s).
4. Connect a grease gun to the fitting. Pump grease
into the fittings until grease begins to ooze out of the
bearings.
5. Wipe up any excess grease.

Lubricating the Machine

Service Interval: Every 50 hours—Grease the lift linkage
(more often in dirty or dusty conditions).
Every 50 hours—Grease the mower deck
spindles (more often in dirty or dusty
conditions).
Every 800 hours/Yearly (whichever
comes first)—Grease the front wheel
bearings (more often in dirty or dusty
conditions).
Every 800 hours/Yearly (whichever
comes first)—Grease the front caster
pivots (more often in dirty or dusty
conditions).
Use the following graphics for locating the grease points.
Figure 38
Greasing the Front Caster
Pivots
Service Interval: Yearly
Lubricate the front caster pivots once a year.
1. Remove the dust cap and adjust the caster pivots.
Keep the dust cap off until greasing is done. Refer to
Adjusting the Caster Pivot Bearing in Maintenance
Section.
2. Remove the hex plug. Thread a grease zerk into the
hole.
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3. Pump grease into the zerk until it oozes out around
the top bearing.
4. Remove the grease zerk in the hole. Install the hex
plug and cap.

Lubricate Caster Wheel Hubs

Service Interval: Yearly
30
Figure 39
Figure 40
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