Kenmore 10478 Owner's manual

Use & Care Guide

Manual de Uso y Cuidado

English / Español

Model/Modelo: 10478

Kenmore®

Natural Gas Conversion Kit

Paquete de conversion a gas natural

P/N 10478-Manual

Sears Brands Management Corporation

Hoffman Estates, IL 60179 U.S.A.

www.kenmore.com

www.sears.com

www.kmart.com

®

TABLE OF CONTENTS

2

Package Contents…………………………………………………….…...….………….…….…...3

Conversion Instructions………………………………………………....….………….…….….5

Use & Care……………………………………………………………………………30

Troubleshooting ………………………………………………………………………………….31

Warranty …………………………………………………………………………………………….32

PREPARATION

Before beginning conversion, make sure all parts are present. Compare parts with package

contents list. If any part is missing or damaged, do not attempt to convert. Contact customer

service for replacement parts at 1-800-482-0131.

NOTE: Damage to grill as a result of incorrect conversion to natural gas is not covered

by the grill or the conversion kit warranty.

CALIFORNIA PROPOSITION 65

1. Combustion by-products produced when using

this product contain chemicals known to the

State of California to cause cancer, birth

defects, and other reproductive harm.

2. This product contains chemicals, including lead

and lead compounds, known to the State of

California to cause cancer, birth defects or

other reproductive harm.

Wash your hands after handling this product

WARNING

Place the grill on a flat, level surface before

starting the conversion.

We strongly recommend that you hire a

professionally trained technician to install this

Natural Gas Conversion Kit. Incorrect installation

may result in explosion and serious injury.

WARNING

PACKAGE CONTENTS

3

Parts List

Part Description Illustration Qty. Supplied

A 10-FT Natural Gas Hose

1

B Orifice Change Tool

1

C Flathead Screwdriver

1

D Main Burner Orifice

D=1.37mm

5

E Searing Burner Orifice

D=1.44mm

1

D=1.31mm

1

F Side Burner Orifice

D=1.37 mm

1

D=1.33 mm

0

(Provided with

Gas Grill

.)

G Rear Burner Orifice

D=1.40 mm

1

PACKAGE CONTENTS

4

Orifices Used per Grill Model

Gas Grill

Model No.

Conversion

Kit Model No

Main Burner

D = 1.37 mm

Qty. Used

Searing Burner

D = 1.44mm

Qty. Used

Side Burner

D = 1.31mm

Qty. Used

Side Burner

D = 1.37mm

Qty. Used

Rear Burner

D = 1.33mm

Qty. Used

Rear Burner

D = 1.40mm

Qty. Used

NG KIT

Vendor Model

No.

16656

3032

OR

10478

3 1 1 N/A NA N/A L3018S-1-KIT

16136 10478 5 N/A N/A 1 N/A 1 S3218A-KIT

16137 10478 5 N/A N/A 1 N/A 1 S3218A-KIT

16156 10478 5 N/A N/A 1

1

Provided

with Gas

Grill

N/A S3218AN-KIT

16157 10478 5 N/A N/A 1

1

Provided

with Gas

Grill

N/A S3218AN-KIT

16154 10478 4 N/A N/A N/A N/A N/A 2818-2T-KIT

23682

10478

3 1 1 N/A NA N/A L3018SN-KIT

23683

10478

4 N/A 1 N/A NA N/A RB2818T-KIT

CONVERSION INSTRUCTIONS

5

Conversion Instructions for 16656

Before starting the conversion, make sure

all control knobs are in the OFF position,

LP tank valve is closed, and tank is

disconnected from regulator and removed

from grill. Next, open all lids and remove

warming racks, cooking grids, and heat

diffusers. (Fig. 1)

Main Burner Conversion

1. Remove the R pins at the back of main

burners to detach burners from bracket.

(Fig. 2)

2. Lift back of main burners while sliding

burners out of firebox, disengaging main

burners from valves. (Fig. 3)

Warming

rack

Heat diffusers

Fig. 1

Grids

Fig. 3

Main burne

r

Front of Firebox

Fig. 2

R pin

Back of Firebox

CONVERSION INSTRUCTIONS

6

3. Insert the provided orifice removal tool (B)

into burner openings and unscrew orifices

from ends of valves. (Fig. 4)

4. Put the new orifice into the orifice

removal tool (B), and then insert the tool

into the burner opening and tighten the new

orifice into the valve.

Repeat this step for all three burners.

Make sure you are using the correct orifice,

which is marked “1.37”. (Fig. 5)

5. Rotate the air shutter opening from the

LP setting to the NG setting.

LP: 1/4" open

NG: 1/6" to 1/8" open

(Fig. 6)

6. Replace burner tube and pins. Make sure

to engage the burner valves as shown.

(Fig. 7)

Air shutter opening to adjust

Fig. 6

The main burner

Fig.7

1.37

Fig. 5

B

Orifice

Fig. 4

B

CONVERSION INSTRUCTIONS

7

Searing Burner Conversion

1. Remove screws at the back of searing

burner to detach it from bracket. Then lift

the burner while sliding it out of firebox.

(Fig. 8)

2. Insert the provided orifice removal tool (B)

into the burner opening and unscrew orifice

from end of valve.(Fig.9)

3. Put the new orifice into the orifice

removal tool (B), and then insert the tool

into the burner opening and tighten the new

orifice to the valve.

Make sure you are using the correct orifice,

which is marked “1.44”. (Fig. 10)

4. Replace burner and screws. Make sure

to engage the tube over valve as shown.

(Fig. 11)

Fig. 8

The sear burner

Fig. 11

Orifice

Fig. 9

B

1.44

Fig. 10

B

CONVERSION INSTRUCTIONS

8

Side Burner Conversion

1. Loosen the side burner screws to expose

the side burner valve.

Insert the tool onto the valve and unscrew orifice

from end of valve. Put the new orifice into the

orifice removal tool and tighten the new orifice

into the valve.

Make sure you are using the correct orifice,

which is marked “1.31”. (Fig. 12)

2. Engage burner tube over valve as shown.

(Fig. 13)

Natural Gas Hose Connection

1. Remove the LP gas hose and regulator using a wrench, and attach the natural gas hose in

it's place. (Fig. 14)

Fig. 12

The side burner

Fig. 13

Fig. 14

LP gas hose and regulator

NG Hose

CONVERSION INSTRUCTIONS

9

Adjust valve control screw

1. Pull all the knobs off of valve stems.

(Fig. 15)

2. Adjust the screw in each valve hole

using the flathead screwdriver (C).

Turn screw clockwise until tight.

(Fig. 16)

3. Press all the knobs back onto valve stems.

4. After all the conversions are complete, return heat diffusers to firebox, followed by the

grates and warming rack.

Fig. 15

Valve hole

Fig. 16

CONVERSION INSTRUCTIONS

10

Conversion Instructions for 16136 / 16137

Main Burner Conversion

1. Remove the R pins at the back of main

burners to detach burners from bracket.

Lift back of main burners while sliding

burners out of firebox, disengaging main

burners from valves. (Fig. 17)

2. Insert the provided orifice removal tool (B)

into burner openings and unscrew orifices

from ends of valves. (Fig. 18)

Fig. 17

R pin

Back of Firebox

Orifice

Fig. 18

B

CONVERSION INSTRUCTIONS

11

3. Put the new orifice into the orifice

removal tool (B), and then insert the tool

into the burner opening and tighten the new

orifice into the valve.

Repeat this step for all five burners.

Make sure you are using the correct

orifice, which is marked “1.37”. (Fig. 19)

4. Rotate the air shutter opening from the

LP setting to the NG setting.

LP: 1/4" open

NG: 1/6" to 1/8" open

(Fig. 20)

Side Burner Conversion

1. Remove 2 screws (5/32-32x3/16 in.) from

the end of the side burner valve. (Fig. 21)

2. Use a wrench to remove the orifice

between the side burner hose and the

orifice nut. (Fig. 22)

5/32-32x3/16 in. screw

Fig. 21

Hose

Orifice nut

Orifice

Fig. 22

1.37

Fig. 19

B

Air shutter opening to adjust

Fig. 20

CONVERSION INSTRUCTIONS

12

3. Tighten the new orifice to the valve.

Make sure you are using the correct orifice,

marked “1.37”. (Fig. 23)

Rear Burner Conversion

1. Remove 5 screws (3/16-24 X 1/2 in.) at the

back of burner box to detach the rear burner

cover from the rear panel of burner box.

During this process, hold the rear burner

cover, otherwise, it will drop and may

break, possibly causing injury. (Fig. 24)

2. Use wrench to remove rear burner orifice

from the rear burner and the hose. (Fig. 25)

1.37

Fig. 23

Rear burner

cover

Fig. 24

Rear burner

Hose

Orifice

Fig. 25

CONVERSION INSTRUCTIONS

13

3. Replace it with the NG orifice, and then tighten.

Make sure you are using the correct orifice,

marked “1.4”. (Fig. 26)

Natural Gas Hose Connection

1. Remove the LP gas hose and regulator using a wrench, and attach the natural gas

hose in it's place. (Fig. 27)

Rear burner

1.4

Fig.26

Fig. 27

LP gas hose and regulator

NG Hose

CONVERSION INSTRUCTIONS

14

Adjust valve control screw

1. Pull all the knobs off of valve stems. Adjust

the screw in the valve hole using the flathead

screwdriver (C). Turn screws two complete

turns (720°) counterclockwise.

(Fig. 28)

2. Press all the knobs back onto valve stems.

3. After all the conversions are complete, return heat diffusers to firebox, followed by the

grates and warming rack.

Valve hole

Fig. 28

CONVERSION INSTRUCTIONS

15

Conversion Instructions for 16156 / 16157

Note:

Before conversion, please find the

1.33mm nozzle provided with the grill

which will be used together with the

conversion kit.

Main Burner Conversion

1. Remove the R pins at the back of main

burners to detach burners from bracket.

Lift back of main burners while sliding

burners out of firebox, disengaging main

burners from valves. (Fig. 29)

2. Insert the provided orifice removal tool (B)

into burner openings and unscrew orifices

from ends of valves. (Fig. 30)

Fig. 29

R pin

Back of Firebox

Orifice

Fig. 30

B

CONVERSION INSTRUCTIONS

16

3. Put the new orifice into the orifice

removal tool (B), and then insert the tool

into the burner opening and tighten the new

orifice into the valve.

Repeat this step for all five burners.

Make sure you are using the correct

orifice, which is marked “1.37”. (Fig. 31)

4. Rotate the air shutter opening from the

LP setting to the NG setting.

LP: 1/4" open

NG: 1/6" to 1/8" open

(Fig. 32)

Side Burner Conversion

1. Remove 2 screws (5/32-32x3/16 in.) from

the end of the side burner valve. (Fig. 33)

2. Use a wrench to remove the orifice

between the side burner hose and the

orifice nut. (Fig. 34)

5/32-32x3/16 in. screw

Fig. 33

Hose

Orifice nut

Orifice

Fig. 34

1.37

Fig. 31

B

Air shutter opening to adjust

Fig. 32

CONVERSION INSTRUCTIONS

17

3. Tighten the new orifice to the valve.

Make sure you are using the correct orifice,

marked “1.37”. (Fig. 35)

Rear Burner Conversion

1. Remove 5 screws (3/16-24 X 1/2 in.) at the

back of burner box to detach the rear burner

cover from the rear panel of burner box.

During this process, hold the rear burner

cover, otherwise, it will drop and may

break, possibly causing injury. (Fig. 36)

2. Use wrench to remove rear burner orifice

from the rear burner and the hose. (Fig. 37)

1.37

Fig. 35

Rear burner

cover

Fig. 36

Rear burner

Hose

Orifice

Fig. 37

CONVERSION INSTRUCTIONS

18

3. Replace it with the NG orifice, and then tighten.

Make sure you are using the correct orifice,

marked “1.33”. (Fig. 38)

Note: The orifice is not included in the 10478

kit, it is provided with the 16156/16157 grill.

4. Loosen the air shutter of the rear burner

and adjust the distance between air shutter

and rear burner. In LPG model, the air

shutter is at its rightmost position, and the

distance is about 0.67 inch; and in NG

model, the air shutter should be at its

leftmost position, and the distance is about

0.4 inch. Please use a screwdriver to adjust

the distance. After adjustment, tighten the

screw. (Fig. 39)

Rear burner

1.33

Fig. 38

rear burner

air shutter

Distance

Fig. 39

CONVERSION INSTRUCTIONS

19

Natural Gas Hose Connection

1. Remove the LP gas hose and regulator using a wrench, and attach the natural gas

hose in it's place. (Fig. 40)

Adjust valve control screw

1. Pull all the knobs off of valve stems. Adjust

the screw in the valve hole using the flathead

screwdriver (C). Turn screws two complete

turns (720°) counterclockwise.

(Fig. 41)

2. Press all the knobs back onto valve stems.

After all the conversions are complete, return heat diffusers to firebox, followed by the grates

and warming rack.

Fig. 40

LP gas hose and regulator

NG Hose

Valve hole

Fig. 41

CONVERSION INSTRUCTIONS

20

Conversion Instructions for 16154

Main Burner Conversion

1. Remove the R pins at the back of main

burners to detach burners from bracket.

Lift back of main burners while sliding

burners out of firebox, disengaging main

burners from valves. (Fig. 42)

2. Insert the provided orifice removal tool (B)

into burner openings and unscrew orifices

from ends of valves. (Fig. 43)

Orifice

Fig. 43

B

Fig. 42

R pin

Back of Firebox

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Kenmore 10478, S3218A-KIT Owner's manual

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