Superior DRT6340TYN Installation And Operation Instructions Manual page 52

INNOVATIVE HEARTH PRODUCTS • POWER VENT DV GAS FIREPLACES (DRT6340/45TYN) • INSTALLATION INSTRUCTIONS
TROUBLESHOOTING GUIDE
Power Vent System
NOTE: Service must be performed by a qualified installer, service agency, or your gas supplier.
BEFORE TROUBLESHOOTING THE UNIT:
1. Confirm there is power to the unit (fireplace).
2. Confirm there is gas to the unit (fireplace).
3. The igniter module in the fireplace is equipped with a device that can put the unit into a lockout state. Follow the steps in the chart below to
reset the control: Turn the ON/REMOTE/OFF switch to the OFF position, or turn the remote to the OFF 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
Power Vent Motor No
Is Working?
Yes
No
Does the Pilot
Spark?
Yes
Yes
Pilot Burner
No
Lights?
Yes
Does Spark No
Stop When Pilot
Lights?
Yes
Does Main Burner No
Light?
Yes
System Runs
No
Continuously
Until Switched
OFF?
52
Is Presure
Switch Open
Yes
When Unit Is
Turned OFF?
Replace Pressure
Switch (Ensure
No
Power Vent Motor
Is NOT Running)
Is the Lead to the
Spark Electrode
Attached or Arcing
to Ground? Is the
Electrode Cracked?
No
Replace Ignition Module
Is Pilot Gas Line Yes
Blocked? Is Pilot
Orifice Blocked?
No
Replace Ignition Module
Yes
Does Pilot Flame
Cover the Flame
Rod? Is Flame Rod Insulator Cracked?
Is Wire to Flame Rod Damaged?
No
Check Pilot for Obstruction.
Check Gas Pressure.
Adjust Pilot Flame.
No
Are Wires to Valve
Loose Or Corroded?
Does the Pilot Flame Cover the Flame Rod?
Is the Sensor Wire in Good Condition?
Is There Continuity to Ground from the Pilot Burner?
Does Pressure Switch Open During Operation?
No
Replace Ignition Module
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
ON/OFF Switch or Remote
ON? Is There 120 V Power
to the Fireplace? Are All
Wiring Connections Tight?
(Turn OFF Power Before
Checking)
No Is There Blockage in the Vent?
Is the Pressure
Is There Water/Dirt in the Hose from
Switch Closed?
the Blower to the Pressure Switch?
Yes
Are the Hose Connections Loose?
Replace Control
Module
Replace Pilot
Is the Flame Rod Corroded?
Is the Pilot Hood Corroded?
Yes
Is There Manifold Pressure?
No
Replace Gas Valve
Yes
Yes
Replace Control Module
Is There 120V Power
Yes
to the Motor?
No
No
Is the Hose Cracked?
WARNING: Never Jump The Pressure
Switch Out Of This System. Property
Damage, Injury Or Death May Result.
Unit Will Not Start If Pressure Switch
Is Jumped.
No
Replace Ignition Module
Check Position of
Pilot. Is Orifice
Blocked?
No
Is Vent Partially Blocked?
Is There Water/Dirt in Hose to Pressure Switch?
Are Hose Connections Loose?
Is the Hose Cracked?
No
Does System Run No
Continue?
Yes
Replace Blower
Replace Control Module
Replace Pressure
Switch
Replace Pressure Switch
Replace Ignition
Module