GE JGRP20 Installation Instructions Manual page 9

FOR BAKE AND BROIL
3
BURNERS
Use a 1/2" open end or adjustable wrench to turn
the orifice hood in the L.P. direction, about 1 1/2
turns, until snug.
L.P.
Air Shutter
NAT.
Air Shutter Screw
NAT.
L.P.
Air Shutter
NAT. – L.P.
Adjustment
Made To Orifice Hood
IMPORTANT: Do not overtighten or you may
bend the orifice hood or needle.
CHECK FLAME SIZE
4
Check the inner cone of
the flame. It should be
approximately 1/2" to 3/4"
long for the oven and
broil burners until snug.
If the flame size is too
long, use a 1/2" open-end
wrench or adjustable joint
pliers to adjust the orifice
hood, by turning in the L.P. direction.
WARNING:
measure the inner cone of the flame, please
use caution; burns could result.
Installation Instructions
Broil Burner
Fig. 15
Bake Burner
Fig. 16
1/2"
to 3/4"
Fig. 17
Inner Cone
of Flame
If you attempt to
ADJUST AIR SHUTTER
5
NOTE: The Bake and Broil burner flame must be
checked with the door closed to properly check
flame characteristics.
Turn on the bake or broil burner.
As you watch the flame with the oven door
closed, check the following through the oven
door window:
A Burner flames should not flutter or blow
away from the burner.
They should be blue in color with no trace
B
of yellow.
C The inner cone of the flame should be
approximately 1/2" to 3/4" long.
IN SOME CASES
A With L.P. gas, some yellow tipping on the
outer cone is normal.
Foreign particles in the gas line may cause
B
an orange flame at first, but this will soon
disappear.
Fig. 18
9
"A"
Yellow Flames
Call for Service
"B"
Yellow Tipping
Normal for LP Gas
"C"
Soft Blue Flames
Normal for Natural Gas