Natural Gas Conversion - Whirlpool GS440LELB0 Installation Instructions Manual

3.
Surface
orifice
Burners:
spud
Remove burner
spark electrode
caps. Use a
orifice
Phillips or spud
holder
Quadrex
screwdriver to
remove the two
screws holding
range cooktop
the burner head down. Lift the
burner head off the cooktop to uncover the
orifice spud holder. The orifice spud is recessed
in the holder.
Note: Reinstall one of the screws through the
range cooktop to hold orifice spud holder in place
while removing and replacing orifice spuds.
Locate the L.P. gas orifice spuds
on spud card on the back of the
range. Orifice spuds are stamped
with a number and marked with
two color dots and a groove.
5/16"
nut driver
orifice spud.
Replace orifice
spud with the
number listed
in chart.
burner
assembly
L.P. Gas
Surface Propane Orifice
burner Rate (BTU/hr) Number Marking
Left rear 8,000 L80
Left front 11,000 L99
Right front 8,000 L80
Right rear 5,000 L65
A brass orifice spud is located in the center of
each burner throat about 2" below the cooktop.
Apply masking tape to the end of a 5/16" nut
driver to fit snugly over the orifice spud. Press
driver down onto the spud of the left front burner
and remove by turning spud counter-clockwise
and lifting it out. Replace the Natural gas spud
with the appropriate L.P. gas spud shown in the
table.
Continue to replace the remaining orifice spuds,
one at a time. Place the Natural gas spuds on the
spud card on the back of the range for future use.
Replace burner caps using both screws, and
burner grates.
orifice hood
hood
pin
Natural gas
increase gas
increase flame size
pre-set at factory
for Natural gas
4.
Oven burner: Use 1/2" combination
wrench to turn the orifice hood down snug onto
pin (approximately 2 to 2-1/2 turns). DO NOT
OVERTIGHTEN. The burner flame cannot be
properly adjusted if this conversion is not made.
orifice hood
5.
Broil burner: Use 1/2" combination wrench
to turn the orifice hood down snug onto pin
(approximately 2 to 2-1/2 turns). DO NOT
OVERTIGHTEN. The burner flame cannot be
properly adjusted if this conversion is not made.
Page 8
6.
reinstall
Reinstall the storage drawer. Complete
one of the
installation sections D through E, Pages 5-7.
screws
Checking for proper cooktop burner and oven
flame is very important.
YOU MUST ADJUST "LOW" SETTING FOR
EACH COOKTOP BURNER. SEE STEP 16,
PAGE 6.
The small inner cone should have a very distinct
blue flame 1/4" to 1/2" long. The outer cone is not
as distinct as the inner cone. L.P. gas flames may
have a slightly yellow tip. If the flame is noisy or
blowing, it is getting too much air. If the flame is
soft and lazy, it is not getting enough air.

Natural gas conversion

1.
Complete installation sections A-C (Pages
4-5) before converting cooktop to natural gas.
groove
L.P. gas
Check that main gas supply line has been shut
orifice spud
off and the power supply cord is disconnected.
pressure
regulator
orifice
number
Color
plastic
Green/Lt. Blue
cover
Green/Yellow
Green/Lt. Blue
pressure
Green/Brown
regulator
plastic
cover
Nat. gas
DO NOT REMOVE THE PRESSURE REGULATOR.
2.
Pressure regulator: Remove storage
drawer and locate pressure regulator at back of
range. Remove plastic cover. Turn cap marked
"L.P." on front of pressure regulator
counterclockwise with a wrench to remove. Do
Not disturb or remove the spring beneath the
cap. Turn the cap over and reinstall cap on
regulator so that the letter "N" is visible. Replace
plastic cover over cap.
L.P. gas
decrease gas
decrease
flame size
3.
Burners:
Remove burner
caps. Use a
Phillips or
Quadrex
screwdriver to
remove the two
screws holding
the burner head down. Lift the
burner head off the cooktop to uncover the
orifice spud holder. The orifice spud is recessed
in the holder.
Note: Reinstall one of the screws through the
range cooktop to hold orifice spud holder in place
while removing and replacing orifice spuds.
Locate the Natural gas orifice spuds on
the spud card on the back of the range.
Orifice spuds are stamped with a
number and marked with two color dots.
L.P.
Locate the brass orifice spuds in the center of each
burner throat about 2" below the cooktop. Apply
masking tape to the end of a 5/16" nut driver to fit
snugly over the orifice spud. Press driver down
onto the spud of the left front burner and remove
by turning spud counter-clockwise and lifting it
out. Replace the L.P. gas spud with the appropriate
Natural gas spud shown in the table.
Natural
Continue to replace the remaining orifice spuds,
cap one at a time. Place the L.P. gas spuds on the
spud card on the back of the range for future use.
washer
Replace burner caps, using both screws and
burner grates.
L.P. gas
4.
wrench to loosen the orifice hood away from pin
(approximately 2 to 2-1/2 turns). The burner
flame cannot be properly adjusted if this
conversion is not made.
5.
wrench to loosen orifice hood away from pin
(approximately 2 to 2-1/2 turns). The burner
flame cannot be properly adjusted if this
conversion is not made.
6.
installation sections D through E, Pages 5-7.
Checking for proper cooktop burner and oven
flame is very important.
EACH COOKTOP BURNER. SEE STEP 16, PAGE 6.
Surface
orifice
spud
spark electrode
orifice
spud
holder
range cooktop
5/16"
nut driver
orifice spud.
Replace orifice
spud with the
number listed
in chart.
burner
assembly
Natural Gas
Surface Natural Gas Orifice
burner Rate (BTU/hr) Number Marking
Left rear 8,000 N139
Left front 13,500 N186
Right front 9,500 N151
Right rear 5,000 N112
orifice hood
pin
Natural gas
increase gas
increase flame size
pre-set at factory
for Natural gas
Oven burner: Use 1/2" combination
orifice hood
Broil burner: Use 1/2" combination
Reinstall the storage drawer. Complete
YOU MUST ADJUST "LOW" SETTING FOR
Natural gas flames do not have yellow tips.
reinstall
one of the
screws
Natural gas
orifice spud
orifice
number
Color
Blue/Black
Blue/Orange
Blue/Brass
Blue/White
hood
L.P. gas
decrease gas
decrease
flame size