Jenn-Air PRO-STYLE JGRP430 Instructions D'installation page 28

4. Apply masking tape to the end of a 7 mm nut driver to help
hold the gas orifice spud in the nut driver while changing it.
Insert nut driver into the gas opening and press down onto
the gas orifice spud and remove by turning the gas orifice
spud counterclockwise and lifting out. Set gas orifice spud
aside.
5. Replace with correct Natural gas orifice spud. See the
"Natural Gas Orifice Spud/Hood Chart."
Use the following chart to find the exact orifice spud
placement.
Remove choke from medium burner base.
Natural Gas Orifice Spud/Hood Chart
Burner Rating Size
5,000 BTU 1.01 mm
15,000 BTU 1.75 mm
20,000 BTU 2.10 mm
0.52 mm
18,000 BTU 1.93 mm
Burner orifice spud
28
Burner Style
Small burners
Medium burners
Large burner - main
Large burner - simmer
Grill burner
A
A. Size stamp
6. Place LP gas orifice spuds in plastic parts bag for future use
and keep with package containing literature.
7. Replace the burner base.
8. Replace burner cap.
9. Repeat steps 2 through 8 for the remaining burners.
Complete Installation
1. Refer to the "Make Gas Connection" section for properly
connecting the range to the gas supply.
2. Refer to the "Electronic Ignition System" section for proper
burner ignition, operation, and burner flame adjustments.
IMPORTANT: You may have to adjust the "LO" setting for
each cooktop burner.
Checking for proper cooktop burner flame is very important.
The small inner cone should have a very distinct blue flame
¼" (0.64 cm) to ½" (1.3 cm) long. The outer cone is not as
distinct as the inner cone. LP gas flames have a slightly
yellow tip.
3. Refer to "Complete Installation" in the "Installation
Instructions" section of this manual to complete this
procedure.