How to fix a Dura Heat DFA50 that will not turn on?
If your Dura Heat Heater won't turn on and the indicator lamp is off, the following might help: * The temperature limit safety device may be overheated. Check the power switch to ‘OFF’ and allow cooling for about 30 minutes. * Ensure the heater is receiving electrical power.
What to do if Dura Heat DFA50 won't ignite but motor runs and shows 'E1'?
If your Dura Heat Heater doesn't ignite but the motor runs briefly and the indicator lamp is flickering, displaying 'E1', try these steps: * Check the fuel tank. * Ensure correct pump pressure. * Clean the fuel tank with clean kerosene. * Verify electrical components using the wiring diagram. * Attach the ignition wire to the spark plug.
Why does my Dura Heat Heater shut off soon after igniting and shows 'E1'?
If your Dura Heat Heater ignites but the main PCB assembly shuts it off shortly after, the indicator lamp flickers, and the display shows 'E1', try the following: * Check the electrical components, ensuring the photocell is properly seated in the bracket. * Adjust the airflow settings. * Clean the photocell lens. * Ensure the photocell boot is correctly seated in the bracket. * Consult the wiring diagram to check electrical components. * Consider replacing the photocell.
What to do if Dura Heat DFA50 fan doesn't turn on?
If the fan on your Dura Heat Heater doesn't turn on when plugged in and the power switch is ON, and the indicator lamp is on or flickering: * Ensure the thermostat setting isn't too low. * Check the electrical connections.
What to do if Dura Heat Heater shows error code 'E2'?
If the indicator lamp is flickering and the room temperature display indicates 'E2' on your Dura Heat Heater, replace the sensor.
What to do if Dura Heat Heater shows error code 'E3'?
If the indicator lamp is flickering and the room temperature display indicates 'E3' on your Dura Heat Heater, replace the switch.
Describes the heater's safety system for internal temperature control.
Explains the electrical protection via a PCB-mounted fuse.
Details the photocell that monitors flame and shuts off the heater.
Details ventilation requirements for safe and efficient heater operation.
Step-by-step guide on how to start the heater, including fuel and settings.
Instructions for flushing the fuel tank for optimal performance and maintenance.
How to clean or replace the air intake filter for proper airflow.
Procedure for replacing air output and lint filters to maintain performance.
Steps for cleaning fan blades to ensure efficient operation and longevity.
Guide for cleaning and regapping the spark plug for ignition.
Procedure for cleaning or replacing the photocell sensor.
Steps for cleaning or replacing the fuel filter.
How to adjust the pump pressure for optimal heater performance.
Electrical schematic for the DFA50 model heater.
Electrical schematic for DFA80T, 135C, 180CV, and 220CV models.
General| Model | DFA50 |
|---|---|
| Heating Capacity | 50, 000 BTU |
| Fuel Type | Kerosene |
| Voltage | 120V |
| Type | Forced Air |
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