TM 55-1930-208-10
2-17. OPERATION IN EXTREME COLD - Continued.
eep filler caps tight to prevent moisture from entering system.
K
eep fuel tank full when engine is not in use.
K
emove snow and ice from filler cap area before taking on fuel.
R
j. Prepare cooling system for sub-freezing temperatures.
heck for leaks. Repair leaks.
C
rain coolant and flush with water until clear.
D
dd antifreeze solution (item 11, Appendix D) to protect engine at 10 degrees below lowest temperature
A
anticipated. Refer to the following guide:
Table 2-5. Guide for Preparation of Antifreeze Solution
Temperature
Pints of antifreeze per
Liters of antifreeze per
F
C
gallon of coolant
liter of coolant
20
-6.7
1 1/2
0.0187
10
-12.2
2
0.250
0
-17.8
2 3/4
0.344
-10
-23.3
3 1/4
0.406
-20
-28.9
3 1/2
0.438
-30
-34.4
4
0.500
-40
-40.0
4 1/4
0.531
-50
-45.6
4 1/2
0.562
-60
-51.1
4 3/4
0.594
k. The ether starting aid provides a means of starting the engine if the temperature is as low as -10 (-23 ).
F
C
Refer to figure 2-9.
NOTE
Never discharge ether into the manifold of a hot engine.
(1) Install fuel cylinder (1) in valve (2).
(2) Insure hydro-start system is pressurized to 3000 psi, if not, operate hand pump until 3000 psi is attained.
(3) Move the reset lever (3), located on safety control to the "RUN" position, and hold it there. Then move the
reset latch (4) to the "START" position, and release the reset lever.
(4) Pull out on the quick start actuator cable (5) for one or two seconds, then push it in.
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