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TM 10-4320-316-14
Table 3-1. Operator Troubleshooting.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2. Check for clogged suction hose in system.
Check all suction hoses attached to inlet pump piping for clogged or collapsed
hoses. Clean out clogged hoses and reposition or replace collapsed suction hoses.
(Refer to system technical manual).
If suction hoses are not clogged or collapsed, contact Unit Maintenance.
5. ENGINE STOPS RUNNING.
Check for low fuel supply.
Fill fuel tank, if necessary.
If fuel tank has fuel, notify Unit Maintenance.
6. PUMP FAILS TO PUMP WATER.
Step 1. Check pump priming procedure. (Refer to para. 2-9).
If pump is properly primed, proceed to Step 2.
Step 2. Check for clogged suction hose.
If clogged, clean suction hose. Refer to system technical manual.
If suction hose is not clogged, proceed to Step 3.
Step 3. Check for leaks in the pump suction line.
Repair leaks in pump suction line. Refer to system technical manual.
If suction line is not clogged, notify Unit Maintenance.
7. LOW DISCHARGE FLOW RATE.
Step 1. Check for low engine speed.
Move throttle control handle to START position to increase engine speed (refer
to para 2-9).
If engine speed is correct, proceed to step 2.
3-3
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