DV360/580 Series Direct Vent Gas Fireplace
| Troubleshooting - Honeywell VS8421 |
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| Remove Window Frame Assembly Before Service Work |
START | CHECK |
Gas Supply On
YES
▼
Pilot Lights With Piezo Ignitor
YES
▼
Pilot Stays Lit
YES
▼
Pilot Lights Main Burner
YES
▼
SYSTEM OK
NO
NO
NO
NO
▼
▼
▼
▼
•Supply Line Hooked Up
•Shutoff Valve Open
•Lockout Has Engaged. Wait 60 Seconds And Try Again.
•For Spark At Electrode While Depressing Piezo
1/8" Gap To Pilot Hood Needed.
•All Wiring Connections
•Replace Piezo Ignitor
•For Air In The Lines
•Thermopile Needs A Min. 325mv. Adjust Pilot Flame Height.
•All Wiring Connections
•Replace Thermopile
•Thermocouple Needs A Min. Of 14mv
•Valve Is Turned On
•Wall Switch Is Not Turned On. Watch For Grounded Wires!
•Thermopile Needs A Min. 325mv.
•Plugged Burner Orifice
•Defective Valve. Turn To Pilot, Meter Should Read Greater Than 100mv. If Not, Replace.
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