TM-5-2350-377-14-P
ARMORED COMBAT EARTHMOVER (ACE), M9
TECHNICAL MANUAL; OPERATOR'S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST) SUPPORTING THE HYDRAULIC BLADE FOLDER-TRACK TENSIONER (HBF-TT)
TM-5-2350-377-14-P - Page 68 of 335
TM 5-2350-377-14&P
Step 12.
Check control box switches for continuity.
Remove control box wiring harness (20) from switch connector pins (18).
Check continuity between
switch connector pins.
Refer to table 8-9 for lead locations.
If an open circuit is indicated, replace appropriate control box switch.
Verify that problem is solved.
If continuity is indicated, go to step 13.
Table 8-8
0008 00-27
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. TRACK (LEFT OR RIGHT) WILL NOT TIGHTEN OR LOOSEN, HBF-TT SYSTEM (ELECTRICAL)
1 2 3 4 5 6
9
7 8
10
18
20
SW1
SW2
SW3
SW4
PIN 1
PIN 3
PIN 1
SW 3 TER 1
PIN 2
SW 2 TER 1
PIN 3
SW 3 TER 1
PIN 4
SW 1 TER 1
PIN 5
SW4 TER 3
PIN 6
SW 4 TER 1
PIN 7
PIN 8
PIN 9
PIN 10
PIN 9
SW1 TER 2
PIN 9
SW2 TER 2
PIN 9
SW 3 TER 2
PIN 9
SW 4 TER 2
POSITIVE
LEAD
NEGATIVE
LEAD
0008 00
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