Majestic Gas Fireplace: Millivolt: first lighting and gas purge
Millivolt: first lighting and gas purge on a Majestic gas fireplace: Commissioning sequence for a new millivolt unit.
Applies to: 400DVBLN/PV7, 500DVBLN/PV7 (millivolt)
How to fix millivolt: first lighting and gas purge: step by step
- Open the main shutoff and purge the supply line through the inlet test point until gas arrives, then tighten it
- Soap-test the connection at the valve, the burner and the pilot
- Push in the knob, turn counterclockwise to PILOT, hold it and click the piezo until the pilot lights
- Hold a few seconds then release; repeat if the pilot drops
- Turn to ON with the burner switch on; main burner lights in under 4 seconds
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.
If the unit shows an error code, look it up: Majestic Gas Fireplace codes
Source: Majestic DVBL7 Series Installation and Operating Instructions, p. 29, p. 30, p. 31. Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.