Exmark FR524 Operator's & Parts Manual page 16

4.2.3 Check for loose hardware:
Service Interval: Daily
a) Stop engine, wait for all moving parts to stop, and remove key. Engage parking
brake.
b) Visually inspect machine for any loose hardware or any other possible problem.
Tighten hardware or correct the problem before operating the unit.
4.2.4 Check tire pressures:
The front caster tires are semi-pneumatic and do 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.
4.2.5 Lubricate 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.
GREASE FITTING LUBRICATION CHART
FITTING
LOCATIONS
1. Drive Shaft
2. Deck Flip-Up
3. Front Caster Wheel Hub
4. Caster Pivots
5. Height Adj. Shaft Bearings
6. Deck Drive Belt Idler Arm
*See 4.2.5 Section c) for special lubrication instructions on
the front caster pivots.
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.
4.2.6 Change gearbox oil:
Change oil in gearbox housing after first 50 hrs of operation. Check every 100
hours thereafter. Add oil as needed until level with oil drain plug.
a) Stop engine, wait for all moving parts to stop, and remove key. Engage parking
brake.
b) Place unit on a level surface.
INITIAL NO. of
PUMPS PLACES INTERVAL
1 3
1 2
1 2
*0 2
1 4
1 1
11
SERVICE
40 hours
100 hours
8 hours
*Yearly
40 hours
Yearly
FIGURE 10