Cleaning And Maintenance; Burner, Pilot And Control Compartment; Pilot Flame; Burner Flame - Vermont Castings 300DVBHNV7 Homeowner's Installation And Operating Instructions Manual

Dvbh7 series

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Table Of Contents

Table of Contents

DVBH7 Series Direct Vent Gas Fireplace

turn off gas before servicing fireplace. It

is recommended that a qualified service

technician perform these check-ups at the

beginning of each heating season.

BuRNeR, pIlot AND coNtRol compARt-

meNt

Keep the control compartment, logs, and burner areas

surrounding the logs clean by vacuuming or brushing at

least twice a year. Make sure the burner porting, pilot air

opening and burner air opening are free of obstructions

at all times.

pIlot FlAme

The flames from the pilot should be visually checked as

soon as the heater is installed and periodically during

normal operation. the pilot flame must always be pres-

ent when the fireplace is in operation. Figure 69. The

pilot flame has three distinct flames, one engulfing the

thermopile, one engulfing the thermocouple or sensor, and

the other reaching to the main burner.

BuRNeR

Inspect area around the injector. Remove any lint or foreign

material with a brush or vacuum.

BuRNeR FlAme

The flames from the burner should be visually checked

as soon as the heater is installed and periodically during

normal operation. In normal operation, at full rate, and after

operating for about 15 to 30 minutes, the flame should be

yellow and slightly taller than the rear log. Figure 70

If the flame is blue and only in the center, turn off unit and

allow to cool. After unit is cool, remove logs and check to

make sure the back holes in the burner are not covered

with rock wool. If the back holes are clear, add more rock

wool to the center of the burner. Replace logs.

Note: The type of installation, vent system configuration,

and wind effects may cause the flame patterns to vary.