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 65 of 335
TM 5-2350-377-14&P
0008 00
0008 00-24
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2
TRACK (LEFT OR RIGHT) WILL NOT TIGHTEN OR LOOSEN, HBF-TT SYSTEM (ELECTRICAL) -
continued
J-1
15
J-2
Step 8. Check control box for continuity - test 2.
Push left side track tensioning switch (14) up. Check continuity between connector pins on connectors
J1
(4) and
J2
(8).
Refer to table 8-5 for lead locations.
If an open circuit is indicated, replace control box wiring harness (3) (see Step 13).
Verify problem is
solved.
If continuity is indicated, go to step 9.
Release left side track tensioning switch (14).
Table 8-5
C
D
D
D
J-1 (1)
J-2 (2)
J-1 (1)
J-2 (2)
POSITIVE LEAD
NEGATIVE LEAD
4
8
14
Step 9. Check control box for continuity - test 3.
Push right side track tensioning switch (15) up. Check continuity between connector pins on connectors
(4) and (8).
Refer to table 8-6 for lead locations.
3
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