Alfresco ALF-PZA, Use & Care Manual

Page: 19 / 32

19
CAUTION
IN SUNNY ENVIRONMENTS,
THE FLAME FROM AN IR
BURNER MAY BE IMPOSSIBLE
TO SEE.
Once proper adjustment is reached, reattach the knob by pushing onto the stem.
LOW HEAT SETTING ADJUSTMENT (HEARTH STONE IR-BURNER):
NOTE:
THE LOW HEAT SETTING ON YOUR OVEN IS PRESET AT THE FACTORY. ADJUST ONLY IF AL-
TITUDE OR ENVIRONMENTAL FACTORS ARE CAUSING POOR, LOW HEAT, PERFORMANCE.
ADJUSTMENT STEPS:
1. Follow lighting instructions and set the control knob on
“HI” and allow the burner to preheat for 5 minutes.
The burner screen MUST be placed on the burner. DO
NOT remove the screen.
2. Turn the control knob to “LOW” and wait for the burner
temperature to drop and stabilize.
3. Insert a small blade screwdriver into the LOW SET-
TING screw of the valve to begin the adjustment.
4. Turn counter-clockwise to INCREASE the low heat
flame, Clockwise to DECREASE.
5. Adjust the flames so the burner flame looks BLUE in color and is stable without empty areas
around the solid stripes of the burner surface (See Figure # 14)
WARNING
NEVER ADJUST THE BURNER SO
LOW THAT IT MAY GO OUT DURING
USE. DO NOT OPERATE THE OVEN
WITH THE LOW HEAT OR PILOT
SCREW REMOVED.
GAS CAN ESCAPE AND CAUSE A PO-
TENTIALLY HAZARDOUS CONDITION.
1-1/2” ~ 2”
MAXIMUM
FLAME SIZE
Figure # 13
LOG BURNER LOW
FLAME SETTING
Figure # 14
SCREEN
PILOT FLAME
OPENING
STRIPES
BLUE COLOR
FLAMES