Exmark Lawn Tractor manual Lubrication Chart, Service Interval Once Yearly, Caster Wheel Assembly

LUBRICATION CHART

	FITTING	INITIAL	NO. of	SERVICE
	LOCATIONS	PUMPS	PLACES	INTERVAL
1.	Front Caster wheel hubs	∗0	2	∗yearly
2.	Front Caster Pivots	∗0	2	∗yearly
3.	Height Adj. Shaft Bearings	1	5	40 hours
4.	Deck Drive Belt Idler Arm	1	1	Yearly
5.	Brake Brackets	1	2	200 hours
6.	Mule Drive Belt Idler Arm	1	1	Yearly
7.	Pump Drive Belt Idler Arm	1	1	Yearly
8.	Deck Rear Struts	1	2	40 hours

∗See Section 5.1.15 c) for special lubrication instructions on the front caster pivots and Section 5.1.16 for special lubrication instructions on the front casters wheel hubs.

No. 6 (Mule Drive Belt Idler Arm)

Located Under Engine Frame

No. 7 (Pump Drive Belt Idler Arm)

Located Under Engine Frame

c)Lubricate front caster pivots once a year. Remove hex plug and cap. Thread grease zerk in hole and pump with grease until it oozes out around top bearing. Remove grease zerk and thread plug back in. Place cap back on.

5.1.16Lubricate caster wheel hubs:

Service Interval: Once Yearly

a)Stop engine, wait for all moving parts to stop, and remove key.

b)Remove caster wheel from caster forks.

c)Remove seal guards from the wheel hub.

d)Remove one of the spacer nuts from the axle assembly in the caster wheel. Note that thread locking adhesive has been applied to lock the spacer nuts to the

axle. Remove the axle (with the other spacer nut still assembled to it) from the wheel assembly.

e)Pry out seals, and inspect bearings for wear or damage and replace if necessary.

FIGURE 8

CASTER WHEEL ASSEMBLY

f)Pack the bearings with NGLI grade #1 multi-purpose grease.

g)Insert (1) bearing, (1) new seal into the wheel.

NOTE: Seals (Exmark PN 103-0063) must be replaced.

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