TB 9-2320-279-13&P-4
0024
15. Set PTO ENGAGE switch to OFF position. (WP 0015)
16. Shut OFF engine (refer to TM 9-2320-279-10).
17. Swap relays R10 and R12 back to their original positions (refer to TM 9-2320-315-14&P).
CONDITION/INDICATION
Does high idle operate after swapping high idle active relay R10 with a known good relay?
DECISION
No - Replace engine ECM (refer to TM 9-2320-315-14&P).Test 42 - Does high idle operate?
Yes - Replace high idle active relay R10 (refer to TM 9-2320-315-14&P).Test 42 - Does high idle operate?
TEST 42 - Does high idle operate?
WARNING
Ensure electrical power is off prior to working on all electrical connections. Failure to comply
may result in injury or death to personnel.
Remove all jewelry such as rings, ID tags, bracelets, etc. prior to working on or around
vehicle. Jewelry and tools can catch on equipment, contact positive electrical circuits, and
cause a direct short, severe burns, or electrical shock. Failure to comply may result in injury
or death to personnel.
WARNING
Circuit breakers No. 4, 5, 6, and 10 are always electrically live. Use care when working
around these circuit breakers. Failure to comply may result in injury or death to personnel.
1.
If disconnected, connect engine harness connector MC20.
2.
If disconnected, connect engine harness connector MC21.
3.
If removed, install engine cover and side panels (refer to TM 9-2320-315-14&P).
4.
If disconnected, connect chassis harness connector MC25.
5.
If disconnected, connect chassis harness connector MC41.
6.
If disconnected, connect chassis to cab harness connector MC1.
7.
If disconnected, connect chassis harness connector MC4.
8.
If disconnected, connect cab harness connector MC5.
9.
If removed, install skid plate grille (refer to TM 9-2320-315-14&P).
10.
If disconnected, connect cab harness connector MC150.
11.
If disconnected, connect cab harness connector MC66.
12.
If removed, install high idle active relay R10 (refer to TM 9-2320-315-14&P).
13.
If removed, install right and left heater compartment covers (refer to TM 9-2320-315-14&P).
14.
Ensure vehicle is returned to normal operating condition.
15.
Start engine (refer to TM 9-2320-279-10).
16.
Set PTO ENGAGE switch to ON position. (WP 0015)
17.
Set heavy-duty winch control station HIGH IDLE ON/OFF switch to ON position. (WP 0015)
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