OPERATING INSTRUCTIONS (MILLIVOLT)

LIGHTING PILOT FOR THE FIRST TIME

APPROVED LEAK TESTING METHOD

You may check for gas leaks with the following methods only:

Soap and water solution

An approved leak testing spray

Electronic sniffer

DANGER

Never check for gas leak with open flame!

 

 

 

 

 

WARNING

If using a soap and water

 

 

solution to test for leaks,

 

DO NOT spray solution onto

 

control body.

 

 

NOTE: Remove any excessive pipe compound from the connections. Excessive pipe compound can set off electronic sniffers.

Check for gas leaks in each of the following locations:

• Pipe from the gas supply line connection to the gas valve

Burner connections

• Field made joints / gas shutoff valve

Pilot

Factory made joints

• Each joint or connection

All joints on valve and control body

LIGHTING PILOT

WARNING

The control has an interlock device that does not allow the lighting of the fireplace up to the moment the safety device of the flame has not interrupted the gas flow. After that period of time (when the magnet is closed), it is possible to start the lighting operation.

The gas control knob is designed to be operated by hand. DO NOT use any tools during this operation. Damaged knobs may result in serious injury.

1.Depress and turn knob counterclockwise to pilot position.

2.Depress fully and hold pilot gas knob. Depress piezo igniter as many times as needed to ignite pilot. Keep knob fully depressed for a few seconds. Release and check that pilot continues to burn.

If the pilot does not stay lit, repeat steps 1 and 2.

ON

T

O

L

I

P

F

F

O

PILOT

Figure 56 - Pilot Position

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Monessen Hearth HBDV300, HBDV400 manual Approved Leak Testing Method