Quadra-Fire SAPPHIRE-D-PMH User Manual

34

Quadra-Fire  •  Sapphire  •  7055-116  Rev. D  •  6/11

you begin your adjustment.  If your installation falls within 
the range of the gray shaded area of graph, it may be 
necessary to make an adjustment to the vertical fuel restrictor  
to improve the flame appearance in your appliance.

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   The shutter is located on the underside of the 

appliance, on the right side.  To adjust the shutter, loosen 
the wingnut. 

Moving the shutter bolt to the right closes the shutter. Moving 
the shutter bolt to the left, will open the shutter. Opening the 
shutter causes flames to become shorter and blue. Closing 
the shutter creates taller orange/yellow flames. 

NOTE:  Do not close so much as to cause a sooty flame. 
Improper adjustment can cause sooting in the firebox and/
or on the outside of a house with a horizontal termination.

After adjustment, tighten wingnut to lock in place.

Let appliance warm up before adjusting.

Loosen screws using a Phillips head screwdriver.

Pivot the vertical fuel restrictor in 1/4 in. (6mm) increments 
while observing the fl ame activity.

Turning clockwise to open fuel restrictor = less fl ame height 
and more blue in fl ame color.

Turning counterclockwise to close fuel restrictor = increased 
fl ame height and more yellow in fl ame color.

Make adjustment until fl ame size and activity suits your per-
sonal preference, and then retighten screws on adjustment 
control.

Locate the fuel restrictor adjustment on the intake 

plenum, accessing through the appliance front.  Adjustor is 
centered at the top of the appliance.

   The rear vent fuel restrictor is located in the back 

of the fi rebox. It is recommended to make adjustment prior 
to installation.

Remove the cast front, glass, logs, and brick.

Loosen screws and slide up to suggested settings (See vent 
graph on 

page 11).

Tighten screws.

Re-install cast front, glass, logs and brick.

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