Exmark Lazer Z Operator's Manual page 38

For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
∗ See Section 5.1.16 c) for special lubrication instructions on the front caster pivots and
Section 5.1.17 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
No. 4,6, & 7 (Idler Pivots) Monthly disassemble
belt and spring and grease under a "No Load"
condition.
5.1.17 Lubricate caster wheel hubs:
LUBRICATION CHART
FITTING
LOCATIONS
1. Front Caster wheel hubs
2. Front Caster Pivots
3. Height Adj. Shaft Bearings
4. Deck Drive Belt Idler Arm
5. Brake Brackets
6. Mule Drive Belt Idler Arm
7. Pump Drive Belt Idler Arm
8. Deck Rear Struts
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.
Service Interval: Once Yearly
a) Stop engine, wait for all moving parts to stop, and remove key.
b) Disassemble the caster wheels, pry out seals, and inspect bearings for
wear or damage and replace if necessary.
c) Pack the bearings with a NGLI grade #2 multi-purpose gun grease.
d) Insert (1) bearing, (1) new seal, and (1) bearing spacer.
NOTE: Seals (Exmark PN 103-0063) must be replaced.
e) Insert Caster Spacer.
f) With open end of wheel up, fill area inside wheel around caster spacer with
NGLI grade #2 multi-purpose gun grease.
g) Insert the second (1) bearing, (1) new seal, and (1) bearing spacer.
h) Put wheel and tire assembly on the unit and adjust by tightening the nyloc
nut until wheel will not turn freely. Back nut off 1/6 of a turn so the wheel
will just turn with a slight amount of drag.
IMPORTANT: To prevent seal and bearing damage, check the bearing
adjustment often. Spin the caster tire. The tire should not spin freely (more
than 1 or 2 revolutions) or have any side play. If the wheel spins freely
adjust per step h).
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INITIAL NO. of
PUMPS PLACES
∗0
2
∗0
2
1 5
1 1
1 2
1 1
1 1
1 2
- 33 -
SERVICE
INTERVAL
∗yearly
∗yearly
40 hours
40 hours
200 hours
40 hours
40 hours
40 hours