M2/M3 BFV:
STEERING SYSTEM - OD1605 - LESSON 1/TASK 1
FIGURE 5.
VEHICLE DISTRIBUTION
BOX (DCA 13).
Step 3.
Install plug W1P2 on the vehicle distribution box jack
1A1J15 (DCA 13)(see figure 5). To do this, remove the cap from jack
1A1J15 (DCA 13) and install plug W1P2 on the jack.
Step 4.
Move the MASTER POWER switch to the ON position.
Step 5. Push the VTM circuit breaker (refer to figure 4 on page 6)
to ON.
Three situations could arise.
If all is working well, the
display should read 8888 and - - - - (four dashes). If the display
does not read 8888 and - - - - (four dashes) consecutively, but is
not blank, the VTM is faulty, and should be written up as such on DA
Form 2404.
If the display is blank, the procedures for performing
diagnostic troubleshooting of the STEM1/FVS (VTM only) for a blank
display can be found, when needed, on page 3-910 of TM 9-2350-252-20-
1-1. These procedures will not be covered in this subcourse.
Step 6.
If the display reads correctly, perform the VTM confidence
check using the instructions on the flip cards on the VTM.
If the
VTM confidence check does not pass, the VTM confidence check
diagnostic troubleshooting procedures can be found,
8
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