TM 5-2420-232-10
0006
COLD START PROCEDURES FOR +32 TO -26F (0 TO -32C)
AND -26 TO -40F (-32 TO -40C) -- CONTINUED
Start Procedure: -26 to -40F (-32 to -40C)
0006
1.
Turn battery disconnect switch to ON position (WP 0004) and run the engine block heater for 15 mins.
2.
Turn the cold start valves 1 and 2 (Figure 6, Items 3 and 4) to position A.
435-A0330
Figure 6. Cold Start Valves - Position A
06
3.
Turn the ignition key to the first position and wait for the grid heater light to extinguish.
4.
Commence cranking for up to 30 seconds unless the engine speed drops noticeably, in which case stop cranking and turn
key off. Wait 2 minutes before cranking again. Turn the ignition key to the first position and wait for the grid heater light
to extinguish. Then continue cranking for up to 30 seconds unless the engine starts.
5.
Once the engine has started allow it to idle for 2 minutes.
CAUTION
Failure to follow the following step will lead to over-pressurizing the hydraulic cooler.
6.
Slowly close cold start valve number 1 (Figure 7, Item 3) to position B, then slowly close cold start valve number 2 (Fig-
ure 7, Item 4) to position B.
0006-9
Change 1
