Majestic Appliances DVB4136 manual Troubleshooting AF4000 Valve, Igniter operation

DVB4136 Direct Vent Gas Fireplace

Troubleshooting AF4000 Valve (continued)

Figure 58: AF4000

MOD Module Right

Side

Continuous PIlot Off/On Switch

Remote/Off

SwitchAdjustment

Figure 59: AF4000 MOD Module Left Side

	“I” Pilot	FP1762
“S” Pilot Connection
	Connection
Learn Button	AUX Connection

FP1763

Pilot will not light/stay lit	• Verify the gas supply is turned on.
	• Verify the receiver is receiving the signal from the transmitter by listening for a
	beep from the receiver when ON is pressed on the transmitter. If you do not hear
	a beep, ensure the module has learned the transmitter (see above).
	• Ensure the orange lead from the pilot assembly igniter is securely connected to
	the terminal labeled “I” and the white lead from the flame rectification sensor is
	securely connected to the terminal labeled “S” on the control module. (Fig. 58)
	• Make sure the orange and white leads from the module are securely connected to
	the terminals labeled “PILOT” on the valve body. (Fig. 61)
	• Ensure the black GROUND wire is securely connected to an appropriate metal
	portion of the valve or pilot assembly. A proper ground is essential to spark
	igniter operation.
	• Make certain the pilot flame is in contact with the flame rectification sensor on the
	pilot assembly. This valve is equipped with a pilot flame adjustment screw. (Fig.
	61) If the pilot flame is too small it will not contact the flame rectification sensor
	and will not complete the safety circuit.
Pilot flame is always on/ will	• Ensure the CONTINUOUS PILOT switch on the control module (Fig. 58) is set to
not extinguish	OFF.
Main flame will not light	• Verify the gas supply is turned on.
	• Ensure the pilot flame will ignite. If not, see pilot flame troubleshooting above.
	• Make sure the green and white leads from the module are securely connected to
	the terminals labeled “MAIN: on the valve body. (Fig. 61)
	• Make certain the pilot flame is in contact with the flame rectification sensor on the
	pilot assembly. This valve is equipped with a pilot flame adjustment screw. (Fig.
	61) If the pilot flame is too small it will not contact the flame rectification sensor
	and will not complete the safety circuit.
	• Ensure the pilot flame is properly located to ignite the main flame.

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