Service & test modes: Gas Fireplace tips
Short, practical technician tips on service & test modes for gas fireplace. Check each one against the manual for your exact model before acting.
Check gas pressure at the valve
Majestic · DVBL7 series
Reading inlet and outlet pressure on either control.
- Back the captured screw out 2 to 3 turns and push the gauge tubing over the test point
- Run the unit on high
- Millivolt: HI/LO knob at HI for maximum pressure
- After reading, tighten the screw firmly (do not over-torque) and leak-check the test point
Shut the standing pilot off temporarily
Majestic · 300DVBLN/PSC7, 400DVBLN/PSC7, 500DVBLN/PSC7 (Signature Command)
Summer shutdown or service on a standing pilot setup.
- Master switch ON, main burner off
- Hold the ON button for 3 seconds
- Pilot returns the next time the system is turned on
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.
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.