Maintenance
Check Tire Pressures
Service Interval: Every 50 hours
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
2.Check tire pressure in drive tires.
3.Inflate drive tires to 13 psi (90 kPa).
4.
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.
Check Condition Of Belts
Service Interval: Every 50 hours
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
2.Remove left and right belt shields on deck and lift up floor pan to inspect deck drive belt.
3.Check under machine to inspect the pump drive belt.
Note: No adjustments are required for belt tension.
Lubricate Grease Fittings
Note: See chart for service intervals.
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
2.Lubricate fittings with one to two pumps of NGLI grade #2
Refer to the following chart for fitting locations and lubrication schedule.
Lubrication Chart
Fitting | Initial | Number of | Service |
Locations | Pumps | Places | Interval |
1. Deck and | 1 | 2 | Yearly |
Pump Idler |
|
|
|
Pivots |
|
|
|
2. Front | *0 | 2 | *Yearly |
Caster |
|
|
|
Pivots |
|
|
|
*See step 3 for special lubrication instructions on the front caster pivots.
3.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.
Lubricate Caster Wheel Hubs
Service Interval: As required
1.Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.
| Figure 24 |
1. Seal guard | 2. Spacer nut with wrench |
| flats |
2.Remove caster wheel from caster forks.
3.Remove seal guards from the wheel hub.
4.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.
5.Pry out seals, and inspect bearings for wear or damage and replace if necessary.
34
