Troubleshooting (Synetek Electronic Ignitor) - Majestic fireplaces 7PDVS Homeowner's Installation And Operating Manual

SIT 822 Valve with Synetek Electronic Ignitor and Synetek Power Vent Board
Service must be performed by a qualified installer, service agency or your gas supplier.
BEFORE COMMENCING TO TROUBLE SHOOT THE UNIT:
1. Check if there is power to the unit (fireplace) and to the power vent box.
2. Check if there is gas to the unit (fireplace).
3. The ignition control in the fireplace is equipped with a lockout device which will put the unit into a lockout condition after three attempts to ignite the pilot.
Follow the steps in the chart below to reset the control: Turn the On/Off switch to the off position, or turn the thermostat to the off position.
Wait 10 seconds and then turn to the "on" position.
4. If this is the first time that the unit has been fired, check the wiring of the unit against the wiring diagram before commencing troubleshooting.
START
ON/OFF switch or wall thermostat "ON"?
Is there 120V power to the fireplace and power vent?
NO
Power vent motor
Are all wiring connections tight? (Turn off Power before checking)
Is the LED light on the ignition control board giving an error code? (Refer to Page 14)
is working?
YES
Is there 24V at the power vent circuit
board at the 24VAC Hot Terminal?
Check R & W from ignition control board are not crossed between power
vent circuit board and ignition control board. (R) 24V AC Hot must con-
nect to 24V AC Hot at power vent circuit board. (W) Thermostat must
connect to ignition control Hot at power vent circuit board.
Does the Pilot NO
Is there 24V power at terminal
7 (24V) at the ignition board?
Spark?
YES
Is the lead to the spark electrode
attached or arcing to ground?
Is the electrode cracked?
Replace Ignition Module
NO
Pilot Burner Is there 24V power at terminal
3 (PV) during spark cycle?
Lights?
YES
Replace Ignition Module
NO
Does Spark
Does pilot flame cover
Stop When
the flame rod?
Pilot Lights?
YES
Check Pilot for obstruction
Check Gas Pressure
Adjust Pilot Flame
Is there 24V power at terminal
Does Main NO
2 main valve hot during spark
cycle?
Burner Light?
YES
Replace Ignition Module
Is the correct size of orifice restrictor installed in the power vent?
System Runs
Does the pilot flame covers the flame rod?
NO
Continuously
Is the flame rod wire in good condition?
Until Switched
Is there continuity to ground from the pilot burner?
Off?
Does pressure switch open during operation?
Does 24V power get interupted at terminal 7 (24V) at the ignition module?
Replace ignition module
10003262
Troubleshooting the Power Vent System
YES
YES
NO
NO
YES
Vent Circuit Board
NO
YES
NO
YES
Is flame rod corroded?
Is pilot hood corroded?
Is flame rod insulator cracked?
NO
Is wire to flame rod damaged?
YES
Are wires to valve
loose or corroded?
NO
YES
NO
NO
Is there 120V Power to the motor?
Replace Power Vent Circuit Board
NO
Is there a blockage in the vent?
Is the Pressure
Is there water/dirt in the hose from
Switch Closed?
blower to the pressure switch?
YES Are hose connections loose?
Is the hose cracked?
Replace Power
Is the hose connected to the low
pressure side of the pressure
switch?
Is pilot gas line blocked?
Is pilot orifice blocked?
Are wires to valve loose
or corroded?
Is there manifold pressure?
NO
Is vent partially blocked?
Is there water/dirt in hose to
pressure switch?
Are hose connections loose?
Is the hose cracked?
Is the hose connected to the
low pressure side of the pres-
sure switch?
YES
YES
WARNING: Never jump the pressure switch out of this
system. Property damage, injury or death may result.
DV Power Vent System
YES
NO
Replace ignition control board
NO
Replace Gas Valve
NO
Replace Ignition Module
YES
NO
Replace Gas Valve
NO
Replace power vent circuit board
Replace
Blower
Replace
NO
Pressure
Switch
Check
position
of pilot.
Is orifice
blocked?
Replace
Pressure
Switch
19