SECTION 4
MAINTENANCE
4-21.
BATTERY.
wipe away excess lubrication to prevent
accumulation of dirt.
4 - 2 2 . A fully charged battery will maintain
itself for a long period of time, if kept cool and
4-10. STORAGE.
d i s c o n n e c t e d . The electrolyte in the battery
s h o u l d be checked periodically to insure a
4-11. To prevent deterioration of unit compon-
p r o p e r level. If it is low, add distilled water
ents, certain precautions should be taken when
until proper level is obtained. (Recharge the
storing the unit for any length of time:
b a t t e r y if b e l o w - f r e e z i n g tempe r a t u r e s a r e
4-12. WATER SPRAY SYSTEM.
expected.) Clean and dry the battery, especially
the terminals. Coat the terminals with lubricant
to prevent corrosion.
4-13. To prevent freezing of the water in the
w a t e r spray tank, the drain plug should be
removed and the tank completely drained.
Water in the spray lines should also be
drained. Replace drain plug for storage.
4-14. FUEL SYSTEM.
4-16. Diesel fuel will leave a waxy substance
that plugs the system. if the unit is placed in
4-25. ENGINE OIL.
storage for any appreciable length of time, it
should have all the fuel drained from the tank
4-26. The lubricating oil in the crankcase
and the engine run until the fuel in the lines is
should be kept up to the full mark on the
used.
dipstick. Stop the engine and let it sit for a few
minutes before checking the oil level. Withdraw
4-17. ENGINE COOLING SYSTEM.
the dipstick; wipe it clean, then insert it all the
way and again withdraw it to take the reading.
4-18. When storing the unit, the engine
c o o l i n g system should be protected against
4 - 2 7 . Engine oil is drained through a frame
freezing. This can be done by either draining
mounted drain hose on the right side of the
the system or adding one of the various
unit in front of the drive wheels.
anti-freeze mixtures. To drain the system, open
the drain cock on the bottom of radiator and
4-28. ENGINE OIL FILTER.
the one on the side of the engine. When using
anti-freeze, drain the system and add an
anti-freeze of ethylene-glycol base (Prestone,
G.M., P e r m a g u a r d , Zerex, etc.). Test the
anti-freeze solution to determine the freezing
p o i n t . Record this information on a tag and
attach it to the radiator overflow tube.
4-19. ENGINE CYLINDERS.
4-20. Over a long period of storage, the
cylinder walls may rust from lack of
lubrication, permitting moisture condensation
within the cylinder. To prevent rusting of
cylinder walls,
injectors
s h o u l d be removed and a small amount of
engine oil squirted into each cylinder. Turn the
4-34. A replaceable element type oil filter is
engine over several times with the starter to
located at the bottom right side of the engine.
s p r e a d the oil on the entire cylinder wall.
install new oil filter element and gasket each
Replace the
injectors. Repeat
oil change. Check for oil leaks after starting
this procedure prior to starting after prolonged
the engine.
storage.
4-5.
