To Next PageTo Next PageHow to troubleshoot a flame control failure in a DeWalt DXH135HD Heater?
To address a flame control failure in your DeWalt Heater: * Check the wiring within the heater, referring to the wiring schematic in the manual. * Replace the oil flame control assembly.
What to do if my DeWalt Heater is unable to detect flame?
If your DeWalt Heater can't detect a flame, try these steps: * Inspect the wiring to the cad cell using the wiring schematic in the manual. * Clean the cad cell photo cell. * If the heater still doesn't work, replace the cad cell.
How to fix a DeWalt DXH135HD when there is no spark?
If your DeWalt Heater isn't sparking, consider the following: * Verify the extension cord's length and gauge are appropriate for the amp draw. Check the requirements on page 5 of the manual. * Inspect the wiring to the igniter using the wiring schematic in the manual. * Confirm the gap between the electrode probes is within the range of 2.3 to 3 mm. * If there's still no spark, replace the igniter assembly.
Why does the motor in my DeWalt DXH135HD overheat or stop?
If the motor in your DeWalt Heater is overheating or stopping, it could be due to the following reasons: * The motor speed is too low, in which case you should replace the motor. * The motor may not be rotating freely. Disconnect the heater from the AC source and rotate the fan clockwise to check. * There might be damage to the pump rotor. Remove the air filter housing and inspect the pump rotor; replace if necessary. * If the wiring is correct, the pump rotor is okay, and the motor is still not rotating freely, replace the motor or power-pack assembly.
How to reset the high limit switch on a DeWalt Heater?
To reset the high limit switch on your DeWalt Heater, ensure the heater has cooled down. Then, toggle the switch to the “O” position, wait 5 minutes, and try again.
What to do if my DeWalt Heater sparks but the motor doesn't work?
If your DeWalt Heater is sparking but the motor isn't operating correctly, here are some things to check: * Inspect the wiring to the motor using the wiring schematic in the manual. * Ensure the pressure gauge plug is correctly in place and undamaged. * Adjust the pressure for proper heater operation according to the manual. * With the heater disconnected, rotate the fan clockwise to ensure the motor is free. * Remove the air filter housing to inspect the pump rotor for damage; replace if necessary. * If the wiring is correct, the pump rotor is okay, and the motor is still not rotating freely, replace the motor or power-pack assembly. * If the problem continues, replace the oil flame control assembly. * Check for spark arching from the electrode assembly to the combustion ...
General| Heater Type | Forced Air |
|---|---|
| Heating Capacity | 135, 000 BTU |
| Fuel Type | Propane |
| Weight | 37 Lbs. |
| Dimensions | 29.1 in. x 13.4 in. x 17.1 in. |
| Heating Area | 3, 375 sq. ft. |
| Tank Connection | Standard propane tank connection |
| Ignition | Piezo ignition |
| Coverage Area | 3, 375 sq. ft. |
| Electrical Requirements | 120V AC, 60 Hz |
| Fuel Tank Capacity | 20 lbs |
| Operating Time | Up to 10 hours |
Summarizes DANGER, WARNING, CAUTION, and NOTICE for hazard identification.
Covers essential warnings on Carbon Monoxide, fire, explosion, electrical shock, and usage restrictions.
Details on ventilation requirements, clearance distances, and proper heater placement.
Guidelines for fuel handling, operation integrity, modifications, and general safety practices.
Instructions for assembling the heater and preparing it for initial operation.
Procedures for starting, stopping, and restarting the heater safely.
Procedure for adjusting pump pressure and troubleshooting related issues.
Covers daily checks and maintenance tasks required at 500-hour intervals.
Annual maintenance tasks for filters and lines, and recommendations for storage.
Guidelines for servicing the heater and checking for normal operation.
Schematic illustrating the heater's electrical connections.
Addresses issues like high limit switch, motor operation, spark, and flame detection.
Information on how to order replacement parts and obtain service.
