TM 5-5420-280-23&P
TROUBLESHOOTING PROCEDURES
RAPIDLY EMPLACED BRIDGE (REB)
NSN 5420-01-481-3959 P/N 12480471
ELECTRICAL SYSTEM TROUBLESHOOTING SYMPTOM INDEX
MALFUNCTION
TROUBLESHOOTING
MALFUNCTION
NO.
WP-PAGE
1.
RCU will not power up using Launch Power Unit (LPU) batteries . .
2.
RCU will not power up using CBT . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.
RCU will not operate hydraulic system using LPU or
CBT batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NOTE
Malfunctions 4 through 26 are procedures used during
bridge launching and is shown on RCU display screen
steps.
4.
RCU will not extend bridge to operating width (L2-H) . . . . . . . . . . . .
5.
RCU will not retract winch wire rope (L3-A) . . . . . . . . . . . . . . . . . . . .
6.
RCU will not extend supporting cylinders (L4-A+M) or (L7-A) . . . . .
7.
RCU will not deploy bridge half (L5-A) . . . . . . . . . . . . . . . . . . . . . . . .
8.
RCU will not lower launch boom to launch position (L6-A) . . . . . . . .
9.
RCU will not move lower bridge half (L8-A) . . . . . . . . . . . . . . . . . . . .
10.
RCU will not raise secondary boom (L9-H) . . . . . . . . . . . . . . . . . . . . .
11.
RCU will not move lower bridge half into coupling position (L10-A) .
12.
RCU will not lower winch wire rope (L11-H) . . . . . . . . . . . . . . . . . . . .
13.
RCU will not lower launch boom to pre-coupling position (L12-A) . .
14.
RCU will not deploy lifting cylinders (L14-A) . . . . . . . . . . . . . . . . . . .
15.
RCU will not lower secondary boom (L13-H) . . . . . . . . . . . . . . . . . . . .
16.
RCU will not lift launch boom to coupling position (L14-A) . . . . . . . .
17.
RCU will not lower secondary boom (L13-H) . . . . . . . . . . . . . . . . . . . .
18.
RCU will not lock launch boom into coupling position (L14-A)
and (L15-A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
19.
RCU will not lower launch boom (L15-A) . . . . . . . . . . . . . . . . . . . . . . .
20.
RCU will not deploy bridge across gap (L16-H) . . . . . . . . . . . . . . . . . .
21.
RCU will not lower far-shore end of bridge (L17-A) . . . . . . . . . . . . . .
22.
RCU will not lower near-shore end of bridge (L18-H) . . . . . . . . . . . . .