LP Conversion Guide
CONVERTING THE OVEN BURNERS
ADDITIONAL INFORMATION
OVEN BURNER ORIFICE
1.   Remove oven door, broil drawer, oven bottom, and burner. 
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some models a metal shield must be removed.
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one supplied in kit with range.
NOTICE:
This product cannot be converted to propane (LP) by 
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propane (LP).
NOTICE:
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out the propane (LP) sticker and include your name, 
organization and date conversion was made. Apply the 
sticker to the range near the regulator to alert others in the 
future that this appliance has been converted to propane 
(LP). If converting back to natural gas from propane (LP), 
please remove the sticker so others know the appliance is 
set to use natural gas.
NOTICE:
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BURNER OUTPUT RATINGS: BTU/HR
NG (Natural) Gas 5” W.C.P.
BURNER
BTU 
RATE
ORIFICE 
SIZE (mm) COLOR MARKING
RF 13,000 0.064" (1.62) Black/Red 1
LF 9,500 0.053" (1.36) *UHHQ 1
RR 5,000 0.040" (1.01) White/Purple 1
LR 9,500 0.053" (1.36) *UHHQ 1
BAKE 16,000 0.070” (1.78) 1RQH 50
BROIL 13,500 0.066” (1.67) Red 1
198
III
Denotes 1.98mm Orifice size opening
Denotes Natural Gas
N
ADJUSTING AIR SHUTTER SETTINGS 
FOR OVEN BURNERS
1.   With a Phillips head screwdriver, loosen the screws 
securing the air shutter on the bake burner. Adjust the air 
shutter to fully open.
2.  Turn on the gas.
3.  Turn on the electricity.
4.  Reinstall the oven door.
5.  Turn on the bake burner. 
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the following through the oven door window.
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the air shutter slightly.
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 It should be approximately 1/2” 
to 3/4” long for the bake and broil 
burners.
 The combustion quality of the 
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determined visually. 
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adjustment to the bake buner is required. Normal 
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the type of gas you use. With propane (LP) gas, some 
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9.   
When all adjustments are made and the results are 
satisfactory:
  a. Retighten the air shutter screws.
  b. Replace the oven bottom.
  c. Replace the storage drawer.
SPECIAL NOTE: 
To convert the oven back to natural gas, reverse the 
instructions given in making propane (LP) adjustments.
Screw
Air shutter
WARNING
 If you attempt to measure the inner cone 
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WARNING
 The following adjustments must be made 
before turning on the gas to the oven burner. Failure to 
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toxic fumes.
Oven burner 
air shutter
Oven 
orifice
(A) Yellow flames:
Further Adjustment
Required
(B) Yellow tips on 
outer cones:
Normal for Propane (LP) Gas
(C) Soft blue flames:
Normal for Natural Gas
PROPANE (LP) CONVERSION INSTRUCTIONS
31-11150-1 08-18 GEA
JGB450, JGB635, and XGB635


