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TM 10-3930-633-12
W = Weekly
A = After Operation
D = During Operation
B = Before Operation
Work
Interval and
Time
Item tO be Inspected
Sequence No.
(M H)
Procedure
w
A
D
B
--
10 GAGES AND SWITCHES
9
After start-up, observe all gages including hourmeter, for proper operation and
0.2
indication. See table 2-1 for proper gage readings. Check operation of light switches
and horn.
11 AIR CLEANER
10
0.1
Check air cleaner restriction indicator for indication of dirty element, requiring
replacement.
ACCELERATOR AND LINKAGE
12
Check condition of accelerator and linkage, and straighten or replace any bent rods
or links with worn pivot holes. Check for weakened or broken springs, and replace
as required. Adjust linkage in accordance with instructions in Section X.
SEAT AND MOUNTING
13
Check seat for secure mounting and proper operation of adjust mechanism.
0.1
BATTERY AND CABLES
Check level of water and state of charge of storage battery. See paragraph 3-10
0.2
14
Do not smoke or allow any open flame in the vicinity while checking or
fillng battery. This battery generates hydrogen, a highly explosive gas.
Check battery cable terminals for tight fit and cleanliness. Refer to paragraph 3-11.
0.1
15
MUFFLER AND PIPES
11
Check muffler and pipes for freedom from leaks or loose connections. Also check
0.2
16
mounting of supports and hangers.
the cap. Sudden removal of the cap may
3-8. Engine Coolant
result in serious burns, or injury from
a. Check the engine coolant level before the
being struck with the cap as it is blown
s t a r t of every shift. If necessary, add water or
from the radiator.
antifreeze as required by the ambient tem-
b. I f f r e e z i n g o r b e l o w f r e e z i n g a m b i e n t
perature. The recommended coolant level is 1 inch
t e m p e r a t u r e s are expected, protect the cooling
from the top of the radiator.
CAUTION
s y s t e m by adding antifreeze compound to the
radiator. Refer to table 3-2 for the required water-
Never add cold coolant to a hot engine.
to-antifreeze ratio required at various tem-
WARNING
peratures.
The cooling system is pressurized. When
removing the radiator cap while the
NOTE
Fasten a tag near the radiator filler cap indicating
engine is hot, turn it slowly to allow the
the type antifreeze, and level of protection.
pressure to escape before fully removing
Change 1

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