Monessen Hearth CDV7 manual Signature Command System, Operationfault Diagnosis Action

troubleshooting CDVSC7 & CDV7 Series Gas Fireplace

SIGNATURE COMMAND SYSTEM

OPERATIONFAULT

	DIAGNOSIS		ACTION
	Using
		Battery polarity wrong?	Re-install batteries
	battery?
Make sure

Install batteries and/or plug in the AC board

Flip the master switch (rocker switch) to the ON position

After the beep

Press the ON button on the Command Center

No beep in about 8 seconds

No beep

or

no sound from the valve indicating pilot solenoid open

No sparking on the pilot

Sparking doesn’t continue

Pilot doesn’t light

Main burner doesn’t light

	Command
						Battery voltage low?		Change batteries
A	Center and
	the control
	board are
	connected by
	a 2 feet or 15
						AC plug is plugged to		Plug the AC plug to
	feet cable					AC mains?		AC mains
						The 5-pin connector on		Repair or replace the
						the AC board broken or
								AC Board
						bent?
						LED on the Command
								Replace the AC Board
						Center does not show
						solid green?
	Check NG/LP						Check power	Replace the Control
			Check valve
B	conversion cap		connections				supply (go	Board or
							through A )
	and control							Command Center
	board
	connections
C								Sparking is happening
	Check pilot	Check					Go through	elsewhere (under the
	connections	grounding					B	pilot), re-install/replace
								the pilot
D	The Control Board is having interference from the							Re-install the Control
								Board, move it around
	surrounding metal (Ground)							or change the
								Control Board
E								Sparking is not in the
	Check gas supply				Go through		C	path of gas flow, adjust
								sparker position or
								replace the pilot
F
	Go through E			The sensor on the pilot				Adjust sensor position
				is not in the flame
								or replace the pilot
				(pilot flame too small)?

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