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LUBRICATION CHART
FITTING
LOCATIONS
INITIAL
PUMPS
NO. of
PLACES
SERVICE
INTERVAL
1. Front Caster wheel hubs
∗
0
2
∗
yearly
2. Front Caster Pivots
∗
0
2
∗
yearly
3. Height Adj. Shaft Bearings
1
5
40 hours
4. Deck Drive Belt Idler Arm
1
1
40 hours
5. Brake Brackets
1
2
200 hours
6. Fan Pump Belt Idler Arm
1
1
40 hours
7. Wheel Drive Pump Belt Idler Arm
1
1
40 hours
8. Deck Rear Struts
1
2
40 hours
9. Mule Drive Belt Idler Arms
1
2
40 hours
∗
See Section 5.1.15 c) for special lubrication instructions on the front caster pivots and
Section 5.1.16 for special lubrication instructions on the front casters wheel hubs.
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.
5.1.16 Lubricate caster wheel hubs:
Service Interval: Once Yearly.
a)
Stop engine 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 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).
No. 6 (Fan Pump Belt Idler Arm)
Access through hole in bumper plate
No. 7 (Pump Drive Belt Idler Arm)
Located Under Seat
No. 4, 7, 9 (Idler Pivots, Mower Deck) Monthly
disassemble belt and spring and grease under a
“No Load” condition.
For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com