Table 4-3. Unit Troubleshooting (Cont).
TEST OR INSPECTION
Check MCS remote control cable for voltage and continuity.
Replace damaged remote control cable (paragraph 4-43).
Check MCS tailgate wiring harness and MCS air cylinder solenoids for voltage and continu-
Repair or replace damaged MCS tailgate wiring harness (paragraph 4-48).
Replace damaged MCS air cylinder solenoids (paragraph 4-57).
5. ONE OR MORE MCS GATES WILL NOT OPEN OR CLOSE PROPERLY.
Check MCS tailgate for leaking or damaged air system components.
Tighten or replace and leaking or damaged components (paragraphs 4-55 thru 4-59).
Check MCS tailgate for damaged gates.
Replace damaged gate (paragraph 4-54).
Check MCS tailgate for damaged gate adjustment tubes and locking pins.
Replace damaged adjustment tube (paragraph 4-60).
TAILGATE (M917A1 AND M917A1 W/MCS)
6. TAILGATE ASSEMBLY LOCK WILL NOT RELEASE.
Check for air leaks throughout vehicle (chassis) air system.
Tighten or replace leaking or damaged air system components (TM 9-2320-363-20).
Check for damaged or leaking tailgate release air cylinder.
Repair or replace tailgate release air cylinder (paragraph 4-51 or 4-58).
Check for damaged tailgate locking linkage.
Notify Direct Support.
7. DUMP BODY WILL NOT RAISE AND/OR LOWER.
Check if Power Take-Off (PTO) is operating properly.
Check PTO operation (TM 9-2320-363-10).
Check for damaged hydraulic hoses.
Replace damaged hydraulic hoses (paragraph 4-72).
Check for damaged or out of adjustment hydraulic control lever cable
Adjust hydraulic control lever cable (paragraph 4-71)
Replace damaged hydraulic control lever cable (paragraph 4-71).