Majestic Appliances 33LDVR Troubleshooting - Honeywell Millivolt Valve, Start, Check, 10007317

Models: 33LDVR 43LDVR 39LDVR 36LDVR

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Troubleshooting - Honeywell Millivolt Valve

LDVR Series Direct Vent Gas Fireplace

Troubleshooting - Honeywell Millivolt Valve

 

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

 

NO

Supply Line Hooked Up

 

 

 

Shutoff Valve Open

 

 

 

 

 

 

 

 

 

 

 

 

 

Lockout Has Engaged. Wait 60

 

 

 

 

 

Seconds And Try Again.

 

 

 

For Spark At Electrode While

 

 

NO

 

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.

 

 

NO

All Wiring Connections

 

 

Replace Thermopile

 

 

 

 

Thermocouple Needs A Min. Of

 

 

 

 

 

14mv

 

 

 

 

Defective Valve. Turn To Pilot,

 

 

 

 

 

Meter Should Read Greater

 

 

 

 

 

Than 100mv. If Not, Replace.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Valve Is Turned On

 

 

 

 

Wall Switch Is Not Turned On.

 

 

NO

 

Watch For Grounded Wires!

 

 

 

 

Thermopile Needs A Min. 325mv.

 

 

 

 

Plugged Burner Orifice

 

 

 

 

 

 

 

SYSTEM OK

28

10007317

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Image 28
Majestic Appliances 33LDVR Troubleshooting - Honeywell Millivolt Valve, LDVR Series Direct Vent Gas Fireplace, Start