TM 3-4230-218-l2&P
Table 3-1.
Operator Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
8.
WATER COMES OUT PRESSURE RELIEF VALVE - Continued.
Step 4.
Check for blocked output nozzles in cleaning
bars.
If the output nozzles are blocked, clean wands.
If the output nozzles are clean, proceed to step 5.
Step 5.
Check for blocked branch hose strainer.
If blocked, clean strainer (refer to page 3-23).
wands and shower
If strainer is clean,
Step 6.
If temperature
hose, cleaning
proceed to step 6.
is below freezing, check for ice in pressure
wands, branch hose strainer, or shower bars.
If ice is present, thaw out frozen components ( see page 2-41).
If above steps do not correct malfunction, notify organizational
maintenance.
9.
NO WATER TEMPERATURE INDICATION.
Step 1.
Check for lit burner.
If burner is not lit, light the burner and check that control panel
OPEN MAG VALVE indicator is lit.
If the burner is lit and hot water is being produced, notify organi-
zational maintenance.
10.
NO HEATER FUEL PRESSURE.
Step 1.
Check for empty fuel can.
If fuel can is empty, fill can with fuel.
If the fuel can is not empty, proceed to step 2.
Step 2.
Check for loose fuel pump drive belt.
If fuel pump drive belt is loose, tensioner spring is broken; notify
organizational maintenance.
3-10
