DRAFT
TM 5-4210-249-13&P-1
0078
TFFT04431
Step 8.
Operate personnel cab pressure governor (WP 0024). Check if pump pressure
increases when personnel cab pressure governor is operated.
If pump pressure does not increase when personnel cab pressure governor
is operated, troubleshoot water pump engine governor control panel does
not change engine speed (WP 0077).
Step 9.
Push IDLE switch on personnel cab pressure governor (WP 0004). Check if PUMP
ENGAGED LED illuminates (WP 0004).
If PUMP ENGAGED LED does not illuminate, troubleshoot water pump
engine governor THROTTLE READY and /or PUMP ENGAGED LEDs do
not illuminate (WP 0147).
Step 10.
Put personnel cab pressure governor in RPM mode (WP 0024). Check if personnel
cab pressure governor changes water pump engine RPM.
If personnel cab pressure governor does not change water pump engine
RPM, troubleshoot water pump engine governor control does not change
engine speed (WP 0077).
0078-6
