Exmark FR20KC manual Service Interval: 40 hrs, Service Interval: Refer to chart, Lubrication Chart

4.1.10Check tire pressures:

Service Interval: 40 hrs.

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

b)Check tire pressure in drive tires.

For 20 and 23 HP Kohler Units: The drive tires should be inflated to 13 psi (90 kpa).

For 27 HP Koher Units: The drive tires should be inflated to 9 psi (62 kpa)

c)The rear caster tire(s) is semi-pneumatic and does not need to be inflated.

NOTE: Do not add any type of tire liner or foam fill material to the tires.

Excessive loads created by foam filled tires may cause failures to the hydro drive system, frame, and other components. Foam filling tires will void the warranty.

4.1.11Check condition of belts:

Service Interval: 40 hrs.

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

b)Check pump and PTO drive belts.

c)Belts are spring tensioned and no adjustment is necessary. See section 4.2.2 and 4.2.3 for belt replacement.

4.1.12Lubricate grease fittings:

Service Interval: Refer to chart.

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

b)Lubricate fittings with one to two pumps of NGLI grade #2 multi-purpose gun grease.

Refer to the following chart for fitting locations and lubrication schedule.

LUBRICATION CHART

	Fitting Locations	Initial	No. of	Service
		Pumps	Places	Interval
1.	Hitch and Cylinder Pivots	2	4	40 hrs
2.	Fold Pivot Pin	2	2	100 hrs
3.	Fold Lock Pin	2	2	yearly
4.	Rear Caster Pivot	*0	1	*yearly
5.	Belt Idlers	1	2	yearly
6.	Motion Control Pivots	1	2	yearly
7.	Transfer Spring Ends	1	4	yearly
8.	Dual Tail Wheel Pivot	2	1	40 hrs
(if applicable)

*See Section 4.1.12 c) for special lubrication instructions on the rear caster pivots and Section 4.1.13 for special lubrication instructions on the rear caster wheel hub.

c)Lubricate 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.

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