Operation & Maintenance w/IPB
G2 Series Decontamination Water Heater
0010
Part Number: 1006375
0010-2
DHS Systems LLC
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Table 1. Operator Troubleshooting – Mechanical.
ITEM
CONDITION/INDICATION
POSSIBLE MALFUNCTION
CORRECTIVE ACTION
Heater switch is not in “ON”
position.
Check the switch position.
No Voltage to unit
Check power source.
Determine if voltage supply and path
through all electrical components of
unit is correct
Motor Overload Tripped.
Manually reset when motor cools.
Check voltage supply and amp draw
of motor.
1.
Burner Motor will not
operate.
Fuel Pump Seized.
Allow motor to cool. Replace fuel
pump assembly.
Check condition and quality of fuel; if
contaminated, drain and replace.
Replace fuel filter and service burner.
Power switch is not in the
“ON” position.
Turn to “ON” position.
Defective switch
Remove and replace switch.
Out of fuel.
Refuel.
Temperature is above normal
operating temperature
Unit will automatically reignite after
some cool down time.
Flexible fuel pump coupler
between pump and burner
motor is broken.
Check condition and freeness of fuel
pump operation.
Remove and replace flexible coupler.
Fuel pump sucking air.
Tighten all fuel intake connections.
Eliminate any leaks in intake lines.
2.
Burner will not ignite.
Fuel pump inoperative.
Check for proper output pressure.
(Note: Output pressure should be
checked by an authorized service
technician)
Replace fuel pump assembly as
necessary.
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