8
Natural gas conversion must be performed only by your natural gas provider or service
company.
1.
SHUT OFF THE GAS SUPPLY TO THE UNIT AND ANY NEARBY ELECTRICAL SOURCE
OR APPLICANCES
2. Below the burner, carefully disconnect flex connector attached to the orifice holder (see step1).
3. Carefully unscrew the orifice holder from the burner pipe (see step2).
4. Remove the propane orifice from the holder and replace with the natural gas orifice (see step2).
5. Install the air shutter over the burner pipe to cover the air holes. Then reattach the orifice holder
to the burner pipe (see step3). Special attention should be payed to the leakage between the
holder and natural gas orifice. Do the leakage test with the valve opening.
6. Reattach the flex connector to the orifice holder. (see step 4).
7. To convert the regulator from propane to natural gas, the appliance must be isolated from the
gas supply piping system by closing its individual manual shut off valve.
Ensure any pressure
testing of the gas supply piping system is at test pressure equal to or less than 1/2 psi(3.5KPA)
8. Remove the propane rubber hose from valve and replace with 5/8” natural gas pipe (see step5,
natural gas pipe package is not provided).
Flex
connector
Orifice
holder
Propane
orifice
(2.05 mm)
Air
shutter
NaturalGas
orifice
(3.2 mm)
Step1
Step2
Step3 Step4
