Jenn-Air JGRP430W Installation Instructions Manual page 20

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 LP gas orifice spud. See the "LP Gas
Orifice Spud/Hood Chart."
Use the following chart to find the exact orifice spud
placement.
Fully insert choke into bottom of medium burner base. Choke
should snap into place.
LP Gas Orifice Spud/Hood Chart
Burner Color Size
Rating
3,000 BTU Blue 0.55 mm
11,000 BTU Yellow 0.97 mm
14,000 BTU Red/ 1.05 mm
Green 0.35 mm
14,500 BTU Black 1.18 mm
Burner orifice spud
A. Size stamp or color
6. Place Natural gas orifice 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.
10. Unplug range or disconnect power.
11. Remove the control knobs.
12. Open the oven door and remove the 2 screws on each side of
the range that hold the control console in place.
NOTE: Make sure to leave oven door open or the control
console will not rest in the side brackets properly once it is
detached.
20
Burner Style
Small burners
Medium burners
Large burner - main
Large burner - simmer
Grill burner
A
13. Pull up on the control console and let it drop forward into the
notched console brackets on each side.
A
A. Control console bracket
14. Remove the round gasket from the valve stem.
15. Use a ¹⁄₈" x 4¼" flat-blade screwdriver to completely screw
down all burner screws.
A
A. Single flame burner adjustment screw (on right side of valve)
B. Dual flame burner adjustment screw (on left side of valve)
16. Replace the round gasket.
17. Lift up on the control console and set it back into place. For a
proper fit, the flange of the control console must hook over
the lip on the front of the range cooktop.
A
B
A. Control console flange
B. Front lip of range cooktop
18. Check that the control console is flush with the top edge of
the range.
A
A. Flush with range top
19. Replace the 2 screws on each side of the control console.
20. Replace the control knobs.
21. Replace burner grates.
B