DYNABREEZE HE-53218, Manual, Page: 14 / 20

14 20KW DIESEL HEATER
TROUBLESHOOTING
ISSUE CAUSE FIX
Motor does not start.
E1 displayed on the screen.
No power or low voltage.
Check power supply & voltage.
Check fuse & replace if necessary.
Faulty or damaged power cord. Check & replace.
Faulty motor/capacitor. Check & replace if necessary.
Lock-out mode due to previous
overheating. Detect the cause of overheating. Shut the Heater down.
Check air inlet & outlet. Wait 5 mins & restart the Heater.
E2 displayed on the screen.
The temperature probe is faulty
or the connector is loose.
Check & replace.
Check & replace PCB if needed.
Motor runs but the Heater does
not ignite & locks out after a
short time.
E1 displayed on the screen.
Empty fuel tank: dirty or wrong
fuel. Check fuel level, fill the tank with clean diesel or kerosene
if required. Remove wrong or dirty fuel.
Fuel filters clogged. Clean or replace filters.
Air leaks in fuel line.
Check fuel lines if connections are tight and no cracks.
Replace if required.
Fuel nozzle clogged.
Clean nozzle by blowing compressed air or replace if
required.
Fuel viscosity increased at low
temperature.
Blend diesel with kerosene.
Flame comes out of the body.
E1 displayed on the screen.
Insufficient air flow into
combustion chamber.
Check air pump, air inlet, fan & motor.
Air pressure too high. Check air pump pressure.
Heater stops during operation.
Ambient temperature displayed
on the screen.
The room temperature set has
been achieved. Adjust the thermostat control knob clockwise for higher
setting.
Heater stops during operation.
E1 displayed on the screen.
Flame failure.
Check & remove the cause(s) of the malfunction. Reset,
turn the ON/OFF switch to “0” and then again to “I”.
Bad combustion.
Reduced air flow.
Overheating.