Maintenance - Walker D21d Operator's Manual

D21d
25. Do not use ether or any starting fluid to
assist starting the engine in cold weather.
26. When leaving the machine unattended, disen-
gage the blade clutch (PTO), engage the
parking brake, stop the engine, and remove
the key.
27. When equipped with a factory installed hitch or
factory authorized hitch kit, do not exceed
recommended tow capacities. Do not tow
with the PTO clutch or mower blades en-
gaged, and do not allow people to ride in or
on towed trailers.
28. Use caution when towing on slopes, rough
terrain or when conditions limit traction. Do
not tow on slopes greater than 5 degrees
(9%).

MAINTENANCE

1. To prevent accidental starting of the engine
when servicing or adjusting the machine,
remove the key from the ignition switch and
disconnect the electrical plug on the fuel shut-
off solenoid.
2. To reduce fire hazards, keep the engine free
of grass, leaves, excessive grease, and dirt.
3. Keep all nuts, bolts, and screws tight to ensure
the machine is in a safe, working condition.
Check the blade mounting nuts frequently,
mak ing sure they are tight.
4. Perform only maintenance instructions
described in this manual. Unauthorized
maintenance operations or machine modifica-
tions may result in unsafe operating condi-
tions.
5. If the engine must be running to perform a
main tenance adjustment, keep hands, feet,
and clothing away from moving parts. Do not
wear jewelry or loose clothing.
6. Always use the proper engine service man-
ual when working on the engine. Unauthor-
ized maintenance operations or modifications
to the engine may result in unsafe operating
conditions.
7. Altering the equipment or engine in any man-
ner which adversely affects its operation,
perfor mance, durability, or use will VOID the
warranty and may cause hazardous condi-
tions.
8. Never attempt to disconnect any safety devic-
es or defeat the purpose of these safety de-
vices.
9. Do not change the engine governor settings or
overspeed the engine. The governor has
been factory-set for maximum-safe engine
operating speed.
10. Use genuine factory replacement parts.
Sub stitute parts may result in product malfunc-
tion and possible injury to the operator and/or
others.
11. Use care when charging the battery or
per forming maintenance on the battery and
electrical system:
a. Make sure the battery charger is un-
plugged before connecting or disconnect-
ing cables to the battery.
b. Charge the battery in a well-ventilated
space, so gases produced while charging
can dissipate.
c. Keep sparks, flames, and smoking materi-
als away from the battery at all times. To
avoid sparks, use care when removing
bat tery cables from posts.
d. Disconnect both battery cables before
unplugging any wiring connectors or mak-
ing repairs on the electrical system.
12. Do not attempt to service the engine fuel injec-
tion system, which contains high pressure fuel
and may cause injury if mishandled. For ser-
vice of the pressurized fuel system, including
the fuel pump, fuel lines, and fuel injectors,
contact your Walker dealer or authorized
Kubota service dealer.
IMPORTANT: Keep all applicable manuals
immediately accessible to anyone who may
operate or service this machine.
Safety Instructions
15