Exmark Metro HP Operator's Manual page 28

5.1.10 Check tire pressures.
Service Interval: Pneumatic (air-filled) Drive Tires – 40 hrs.
a) Stop engine and wait for all moving parts to stop. Remove key or spark plug
wire(s). Check air pressure in drive tires; recommended tire pressure is: 12
to 16 psi;
b) Inflate tires to pressures stated above. Measure circumference of each drive
tire. Adjust tire pressures within the above range to try to make tire
circumferences match as closely as possible.
5.1.11 Inspect Belt wear.
Service Interval: 40 hrs.
a) Stop engine and wait for all moving parts to stop. Remove key or spark plug
wire(s).
b) Remove deck support belt shield to check mower deck drive belt condition.
c) Look under engine deck to check the transmission drive and clutching belt
condition.
d) Inspect wheel drive belt conditions
e) Check all idler arms to be sure they pivot freely. Disassemble, clean and
grease pivot bushings if necessary.
5.1.12 Inspect PTO Clutching Belt Tension.
Service Interval: Check every 2 hrs. for first 8 hrs.
operation then check every 40 hrs. thereafter.
a) Stop engine and wait for all moving parts to stop. Remove key or spark plug
wire(s).
b) Engage PTO lever.
c) Look through the round hole in the left rear corner of the engine deck to
inspect PTO clutching belt tension. Bolt on PTO engagement linkage
bellcrank and indicator arm should align within 1/16" (See figure 13). Refer
to section 5.2.2 for adjustment.
5.1.13 Lubrication
Service Interval: Refer to Chart.
a) Stop engine, wait for all moving parts to stop, and remove key or spark plug
wire(s).
b) Lubricate fittings with one to two pumps of NGLI grade no. 2 multi-purpose
gun grease. Refer to the following chart for fitting locations and lubrication
schedule.
FITTING
LOCATIONS
1. Caster Wheel Bearings
2. Caster Pivots
3. PTO Engagement Bellcrank
4. Drive Wheel Idler Arm
5. Clutch Arm Pivot
6. Cutter Deck Idler Pivots
7. Trans. Output Shaft Coupler
Semi-pneumatic Caster Tires – No Maintenance
GREASE LUBRICATION CHART
INITIAL
PUMP
12
2
1
2
1
2
2
- 23 -
QUANTITY SERVICE
36" 48" INTERVAL
2 2 Daily
2 2 Daily
1 1 Weekly
2 2 Weekly
1 1 Weekly
1 1 Weekly
2 2 Weekly