Cleaning And Maintenance; Burner, Pilot And Control Compartment; Pilot Flame; Burner Flame - Majestic 300DVBNV7 Installation And Operation Instructions Manual

Dvb7 series direct vent gas fireplace

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Table Of Contents

Table of Contents

DVB7 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 61. The

pilot flame has three distinct flames, one engulfing the

thermopile, one engulfing the thermocouple, 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 62

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

unit and let 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.

Millivolt Control

Pilot

Signature

Command

System Pilot

Figure 61 -

Pilot Flame

Figure 62 -

Burner Flame Appearance

LG618

DVB log flames