ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
d. Tag and disconnect electrical leads from DEAD CRANK switch (9, FIGURE 2-31).
e. Set multimeter for ohms and with switch in NORMAL position, check for continuity between contacts 2 and 3.
f. Move switch to CRANK position and check for continuity between contacts 1 and 2.
g. If DEAD CRANK switch fails continuity checks, replace switch.
h. If replacement is not needed, connect electrical leads to switch and remove tags.
i. Close right side engine access door.
j. Connect negative battery cable and dose battery access door.
2.109.2. Removal.
a. Shutdown generator set.
b. Open battery access door and disconnect negative battery cable.
c. Open right side engine access door and remove nut (6, FIGURE 2-31), Iockwasher (7), and tab washer (8).
d. Remove DEAD CRANK switch (9).
e. Tag and disconnect DEAD CRANK switch electrical leads.
2.109.3. Installation.
a. Connect electrical leads to DEAD CRANK switch (9, FIGURE 2-31) and remove tags.
b. Install DEAD CRANK switch (9) with tab washer (8), Iockwasher (7), and nut (6).
c. Connect negative battery cable. Close battery access door and right side engine access door.
2.110. GLOW PLUGS DC CONTACTOR.
2.110.1. Removal.
a. Shutdown generator set.
b. Open battery access door and disconnect negative battery cable.
c. Open right side engine access door.
d. Tag and disconnect glow plugs DC contactor (12, FIGURE 2-31) electrical leads.
e. Remove bolts (10), nuts (11), and contactor (12).
f. If necessary, remove bolts (13), Iockwashers (14), and mounting bracket (15) from flywheel housing.
2.110.2. Testing.
C A U T I ON
Remove contactor before testing, otherwise damage could occur to the multimeter.
a. Set multimeter for ohms and check for open circuit between 5/16-inch stud terminals (larger studs at front and rear
of contractor).
b. Apply 24 VDC to 10-32 stud size terminals (smaller studs protruding at 450 angle from contractor).
c. Listen for audible actuation of contactor and check for dosed circuit between 5/16-inch stud terminals.
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