GE JP989 Series Technical Service Manual

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C
GE Consumer Service Training
TECHNICAL SERVICE GUIDE
Radiant Downdraft Cooktop
MODEL SERIES: JP989
PUB # 31-9055 06/00
Page 2
!
IMPORTANT SAFETY NOTICE
The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.
WARNING
T o a void personal injury , disconnect power bef ore servicing this prod­uct. If electrical power is required for diagnosis or test purposes, disconnect the power immediately after performing the necessary checks.
RECONNECT ALL GROUNDING DEVICES
If grounding wires, screws, straps, clips, nuts, or washers used to complete a path to ground are removed for service, they must be returned to their original positions and properly fastened.
GE Consumer Service Training
Technical Service Guide
Copyright © 2000
All rights reserved. This service guide may not be reproduced in whole or in par t in any form without written permission from the General Electric Company.
Page 3
Table of Contents
Cooktop Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Cooktop Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Care and Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Unpacking Cooktop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Cabinet Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Ductwork Calculations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Ductwork Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Cooktop Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Electrical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Control Assembly Servicing . . . . . . . . . . . . . . . . . . . . . . . . . 20
Blower Assembly Replacement. . . . . . . . . . . . . . . . . . . . . . . 20
Capacitor Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
HOT Light Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Glass Cooktop Removal from Countertop . . . . . . . . . . . . . . . . . 22
Heater Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Broken Glass Replacement. . . . . . . . . . . . . . . . . . . . . . . . . 25
Reinstalling Glass Cooktop . . . . . . . . . . . . . . . . . . . . . . . . . 27
Rocking or Uneven Glass in Countertop .. . . . . . . . . . . . . . . . . 28
Illustrated Parts Breakdown . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Troubleshooting Information . . . . . . . . . . . . . . . . . . . . . . . . . 32
Schematics and Strip Circuits . . . . . . . . . . . . . . . . . . . . . . . . . 34
Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
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Page 4
Cooktop Features
Throughout this manual, features and appearance may vary from the customer’s model.
OFF
HI
O
L
1
9
2
8
3
7
4
6
5
ON
OFF
HI
O
L
1
9
2
8
3
7
4
6
5
HOT HOT
OFF
B
E
R
G
I
D
Feature Index (Features and appearance may vary)
1 Left Rear Surface Unit 2 Bridge Surface Unit 3 Left Front Surf ace Unit 4 V ent Grille 5 V ent Filter 6 Right Rear Surface Unit 7 Dual Surface Unit 8 Model and Serial Number Label
on the right side of the vent chamber)
9 Left Rear Surface Unit Control 10 Left Front/Bridge Surface Unit Control 11 Left Side HOT Surface Indicator Lights
surface unit)
12 Bridge Select 13 V ent F an Speed Control 14 Coil Size Select 15 Right Side HOT Surface Indicator Lights
surface unit)
16 Dual Surface Unit Control 17 Right Rear Surface Unit Control 18 Surface Unit ON Indicator Light
(below the vent grille)
(under the cooktop,
(one for each
(one for each
OFF
HI
O
L
1
9
2
8
3
7
4
6
5
OFF
HI
O
L
1
9
2
8
3
7
4
6
5
HI
M E
D
C
E
O
Z
I
I
L
S
LO
GEA00181
OFF
HI
LO
1
2
3
4
LO
1
2
3
4
HOT HOT
B
R
G
I
D
OFF
E
9
8
7
6
5
ON
HI
9
8
7
6
5
OFF
OFF
HI
LO
1
2
3
4
LO
1
2
3
4
5
OFF
9
8
7
6
HI
9
8
7
6
5
HI
M ED
C
E
O
Z
I
I
L
LO
S
GEA00182
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Page 5
Cooktop Controls
OFF
HI
9
8
7
6
5
ON
HOT
LO
1
2
3
4
Be sure you turn the control knob to OFF when you finish cooking.
GEA00183
OFF
HI
9
8
7
6
5
Large 9"
LO
1
2
3
4
surface unit setting
Small 6" surface unit setting
C
E
O
Z
I
I
L
S
Radiant Surface Units
The control for the radiant surface unit can be set any­where between LO and HI for an unlimited number of heat settings. With the infinite switch, the coil cycles on and off to maintain the selected control setting.
The surface unit’s ON indicator light will glow when any surface unit is on.
Note: The surface unit’s ON indicator light ma y glow between the surface control settings of LO and OFF, but there is no power to the surface units.
The HOT surface indicator lights will glow when any radiant element is turned on, and will remain on until the surface is cooled to approximately 150°F.
Dual Surface Unit
To use the large (9-in.) surface unit, turn the COIL SIZE knob clockwise to the 12 o’clock position. Push the control knob in and turn it to the desired setting. The unit will heat the entire area inside the larger circle.
To use the small (6-in.) surface unit, turn the COIL SIZE knob counterclockwise to the 10 o’clock position. Push the control knob in and turn it to the desired setting. The unit will only heat the area inside the smaller circle.
GEA00184
OFF
LO
1
2
3
B
R
I
HI
9
8
4
E
G
D
7
6
5
Front Burner only
Front Burner and Bridge
GEA00185
Bridge Surface Unit
Make sure the pan rests flat on the glass cooktop. When the burner select knob points to the 12 o’clock
position, the control knob controls the left front surface unit only.
When the burner select knob points to the 1 o’clock position, the control knob controls both the left front surface unit and the bridge area. Choose pans that match the circle/bridge area as closely as possible.
The customer can create an oblong heated area by using the left rear unit in addition to the front unit bridge combination.
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Page 6
Temperature Limiter
Every radiant surface unit has a temperature limiter. The temperature limiter protects the glass cooktop from getting too hot.
The temperature limiter may cycle the units off for a time if:
The cooktop is on while cooking.
The pan boils dry.
The pan bottom is not flat.
The pan is off center.
There is no pan on the unit.
OFF
HI
MED
LO
GEA00186
How to Operate the Vent System
To operate the downdraft vent system, turn the vent fan speed control knob to HI, MED, or LO, as needed.
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Page 7
Care and Cleaning
SURFACE COOKING
Never cook directly on the glass. Always use cookware.
OFF CENTER
Always place the pan in the center of the surface unit you are cooking on.
DRAGGING
Do not slide cookware across the cooktop because it can scratch the glass. The glass is scratch resistant, not scratch proof.
GEA00227
Radiant Surface Units
The radiant cooktop features heating units beneath a smooth glass surface.
Do not store heavy items above the cooktop. If they drop onto the cooktop, they can cause damage.
Do not use the surface as a cutting board. A slight odor is normal when a new cooktop is used for
the first time. The odor is caused by the heating of new parts and insulating materials, and will disappear in a short time.
On models with a white glass cooktop, it is normal for the surface to appear discolored when it is hot. This is temporary and will disappear as the glass cools.
The surface unit will cycle on and off to maintain the selected control setting.
It is safe to place hot cookware from the oven or surface on the glass surface when the surface is cool.
Water stains (mineral deposits) are removable using the cleaning cream or full-strength white vinegar.
Window cleaner may leave an iridescent film on the cooktop. The cleaning cream will remove this discolora­tion.
Daily Cleaning
WARNING: Be sure electrical power is off and all sur-
faces are cool before cleaning any part of the cooktop. Use only a recommended cleaning cream, such as the
Cerama Brite brand or the Cooktop Cleaning Cream brand, on the glass cooktop.
To maintain and protect the surface of the glass cooktop, follow these steps:
Before using the cooktop for the first time, clean it with cleaning cream. This helps protect the top and makes cleanup easier.
Clean the surface with cleaning cream after each use.
Rub a few drops (less is better) of the cleaning cream onto soiled areas using a damp paper towel. Buff with a dry paper towel until all soil and cream are removed.
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Page 8
Using a razor scraper will not damage the surface if the 45 angle is maintained.
GEA00192
Note: On models with a white glass cooktop, any g rease spatter or greasy residue from a dish towel will burn on the cooktop when the surface units are heated, leaving a brown stain. This can be removed with the cooktop cleaning cream and the razor scraper. To avoid this brown discoloration, remove any spatter with paper towels and cooktop cleaning cream before heating any surface unit.
Heavy, Burned-On Soil
1. Allow the cooktop to cool.
2. Apply a few drops (less is better) of cleaning cream to the cool, soiled area. Spread the cream across the entire soiled area.
3. Hold scraper at a 45° angle against the glass ce­ramic surface. This 45° angle makes the scraping easier.
Caution: Be sure to use a new sharp razor scraper. Do not use a dull or nicked blade.
4. Scrape soil with the enclosed razor scraper. Keep a small amount of cream on the soil as you scrape. Heavily soiled areas may require repeated applica­tions of cream. It will be necessary to press down on the razor scraper while scraping the soiled area with cooktop cream.
5. If any soil remains, repeat the steps listed above.
To order more cream and/or scrapers for cleaning the glass cooktop, please call our toll-free number:
National Parts Center.............................. 800-626-2002
Cleaner ....................................................... #WX10X300
Scraper.......................................................#WX5X1614
Cream Scraper Kit................................... #WB64X5027
Special Care for Sugary Spills
Caution: Be sure to use a new sharp razor scraper. Do
not use a dull or nicked blade. Sugary spills (such as jellies, fudge, candy syrups) or
melted plastics can cause pitting of the surface of your cooktop unless the spill is removed while still hot. This pitting damage is not covered by the warranty. Special care should be taken when removing these hot sub­stances.
1. Turn off all surface units affected by the spill. Re­move hot pans.
2. Wearing an oven mitt, hold the razor scraper at a 45° angle to the cooktop. Scrape the hot spill to a cool area outside the surface unit.
3. With the spill in a cool area, use a dry paper towel to remove any excess. Any remaining spillage should
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Page 9
be left until the surface of the cooktop has cooled. Do not continue to use the soiled surface unit until all of the spillage has been removed. Follow the steps under Heavy, Burned-On Soil to continue the cleaning process.
Caution: If pots with a thin overlay of aluminum, copper, or enamel are allowed to boil dry, the overlay may bond with the glass cooktop and leave a b lac k discolor ation. This should be removed immediately before heating again or the discoloration may be permanent.
Vent Filter
Vent
Chamber
GEA00190
Remove and replace the filter diagonally through the vent opening.
When replacing the filter, make sure it rests, at an angle, on the supports in the vent opening. Latch it in place.
Vent System
WARNING: Before cleaning the vent grille, be sure the
exhaust blower is turned off.
To clean the vent grille,
remove it from the cooktop by lifting it up and off. Wipe the vent grill with a damp cloth. If necessary , the vent grille can be washed in the sink. Use dishwashing liquid for cleaning. Do not use abrasive cleaners, they will damage the vent grille’s finish.
Do not clean the vent grille in the dishwasher.
To clean the vent chamber,
use hot, soapy water. Do not use abrasive cleaners, they will damage the vent chamber’s finish.
Vent Filter
Caution: Do not operate the vent without the filter in
place. The filter is held in place with a metal latch. Move the
latch up in either direction and lift the filter diagonally up and out of the vent opening.
GEA00189
Molded flat area
Flat
GEA00191
Clean the filter by swishing it in hot, soapy water. Rinse well and dry thoroughly.
To order filters, please call our toll-free number :
National Parts Center..............................800-626-2002
Filter ...................................................... # WB02X10651
Control Knobs
The control knobs may be removed for easier cleaning. Before removing the knobs for cleaning, be sure they are
in the OFF position. When replacing the knobs, check the OFF position to insure proper placement.
Wash knobs in soap and water, but do not soak them. Avoid getting water into the knob stem holes.
The knob stem is flat on one side (see illustration). Check the inside of the knob and find the molded flat area.
Replace the knob by fitting the molded flat area inside the knob onto the flat area of the stem.
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Page 10
Installation Requirements
Before you begin, read these instructions completely and carefully.
Note: Save these instructions for local inspector’s
use.
• Observe all governing codes and ordinances.
• Installation of this unit requires 2 people. Do not attempt to install without assistance.
• This appliance must be properly grounded.
Tools and Materials You Will Need:
•Saw
Flat blade screwdriver
Electrician’s pliers
Duct tape
Measuring tape or scale
Carpenter’s square
Wrench or socket set
Drill and drill bit
Sheet metal screws
Junction box*
1/2 in. flexible conduit*
Electrical cable per local code*
Wire nuts*
Duct work
*Note: Electrical installation kit JXCK89 may be ordered separately and includes all the parts necessary to connect the cooktop to typical rough­in wiring.
Electrical Requirements
WARNING: F or personal saf ety, remove house fuse
or circuit breaker before beginning installation. This appliance must be supplied with the proper
voltage and frequency, as listed in these Installa­tion Requirements, and connected to an indi­vidual, properly grounded branch circuit, protected by a 40-amp circuit breaker or time-dela y fuse.
All wire connections must be made in accordance with local codes and properly insulated. Check with your local utility for governing electrical codes and ordinances. In the absence of local electrical codes, the National Electrical Code, ANSI/NFPA No. 70–Latest Edition, governing electric range installations, must be follo wed.
A copy of the National Electrical Code can be obtained by writing to:
National Fire Protection Association Batterymarch Park Quincy, MA 02260
Effective January 1, 1996, the National Electrical Code requires that new, but not existing, construc­tion utilizes a four-conductor connection to an electric range. When installing an electric range in new construction, follow the instructions in New
Construction and Four-Conductor Branch Circuit Connection.
You must use a three-wire, single-phase AC 208Y/120-Volt or 240/120-Volt, 60-Hertz electrical system with separate ground. If you connect to aluminum wiring, properly installed connectors approved for use with aluminum wiring must be used.
30" Cooktop (Dimensions for reference only)
Nomenclature (on other side)
Mini-manual located behind cover
– 8 –
7
21 "
1
20 "
Unit must be vented to the outside!
8
19"
6"
Dia.
2
29 "
28 "
7
8
6"
7
8
GEA00193
Page 11
Sufficient air is needed for proper combustion and exhausting of gases through the flue (chimney) of fuel-burning equipment to prevent back drafting. Follow the heating equipment manufacturer’s guidelines and safety standards such as those published by the National Fire Protection Associa­tion (NFPA), the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), and the local code authorities.
Note: The exhaust blower output is approximately 400 CFM (cubic feet per minute) without ductwork. Each installation is different and ductwork affects blower output accordingly. Actual blower exhaust CFM can be approximated using the graph below.
Step 1: Calculate the “equivalent duct length” using Table 1 on page 13 of these instructions for your installation.
Step 2: Find the approximate intersection point of the blower exhaust perfor mance curve with the equivalent duct length to estimate the actual maximum blower output for your installation.
Examples: 50 equivalent ft of ductwork have approximately 320 CFM. 100 equivalent ft of ductwork have approximately 265 CFM.
450
400
350
300
250
200
Air Flow (CFM)
150
100
JP989 Downdraft Cooktop Exhaust Blower CFM
50
0
0 25 50 75 100 125 150
6-in. Diameter Equivalent Duct Length
6 in. Diameter Equivalent Duct Length
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GEA00303
Page 12
Unpacking Cooktop
Parts Included:
(2) Hold-down retainers and screws
Blower discharge duct transition to 6-in. round pipe
(3) Sheet metal screws
Foam gasket tape (9-ft. roll)
Vent grille
Cleaning cream
Cleaning Scraper
Sheet Metal Screws
Cleaning Cream
Note: Leave the cooktop resting on the cardboard sleeve until ready to install in the cabinet.
Hold-down Retainers and Screws
Cleaning Scraper
Vent Grille
Foam Gasket Tape
CAUTION:
DO NOT LIFT FROM
VENT OPENING
CAUTION: GLASS IS FRAGILE
DO NOT BUMP EDGE OF GLASS
DURING INSTALLATION
– 10 –
Blower Discharge Transition Duct
(Packed in Cardboard Sleeve)
GEA00304
Page 13
Cabinet Preparation
5
3
4
"
Approx.
5
3
4
" Approx.
for European
cabinets
GEA00196
Step 1 – Preparing for Installation
Positioning the cooktop The cooktop is designed to look best when cen-
tered in a cabinet its same width. The exhaust vent beneath the cooktop must be
located between wall studs or floor joists so that ductwork may be installed properly.
At least 6 in. must be allowed between side edges of cooktop and adjacent walls.
1/2" Flat area
30"
15"
1
1
2"
for support
6 " Min. to
side wall
Step 2 – Preparing the Base Cabinet
This cooktop is designed to fit easily into a variety of cabinets. However, some cabinets may require modifications.
Preparing a cabinet that is against a wall In some cabinets, the sides may need to be
scooped or cut down 5-3/4 in. as shown, and the corner braces need to be removed in order to accommodate the unit.
In 75-cm and 90-cm frameless European cabi­nets, the back panel may need to be cut down 5-3/4 in. to accommodate the unit.
Preparing a peninsula- or island-type cabinet In a peninsula- or island-type cabinet, the sides
may need to be scooped or cut down, and the corner braces need to be removed in order to accommodate the unit.
GEA00195
Avoid placing cabinets above the cooktop unit, if possible, in order to reduce the hazards caused by reaching over heated surface units. If cabinets are placed over the cooktop, the risks can be reduced by installing a range hood that projects horizon­tally a minimum of 5 in. beyond the bottom of the cabinets.
If cabinetry is used above cooktop, allow a mini­mum 30-in. clearance between the cooking sur­face and the bottom of any unprotected cabinet.
If clearance between cooktop and cabinetry is less than 30-in., cabinet bottom must be protected with flame-retardant millboard at least 1/4-in. thick, covered with 28-gauge sheet steel or 0.020-in. thick copper. Clearance between cooktop and protected cabinetry must never be less than 24 in.
Exception: Installation of a listed microwave oven or cooking appliance over the cooktop shall con­form to the installation instructions packed with that appliance.
A 15-in. minimum must be kept from the side edge of cooktop to the bottom of any cabinet not directly above cooktop. If clearance is less than 15 in., adjacent cabinets should be at least 6 in. from side edges of cooktop.
– 11 –
Step 3 – Rough Preparation of Junction Bo x
WARNING: For personal safety, remove house
fuse or open circuit breaker before preparing junction box.
Install an approved junction box within shaded area shown in diagram. Junction box must be at least 10-1/2 in. below the top of the cabinet.
Run conductors from residence wiring to junction box according to local electrical codes.
C
L
9"
4"
16 "
20"
10
1
2
"
GEA00197
Page 14
Step 4 – Preparing the Countertop
Step 5A – Blower to Ductwork Alignment
Clearance between inside front of cabinet and rear of countertop cutout must be 20-5/8 in. in order to accommodate cooktop depth.
5
20
8"
3
8" Min.
2
GEA00198
A 1/2-in.-wide flat area is required around the edge of the opening to support the unit. The cooktop unit must be level and sit squarely into the countertop opening.
Carefully cut countertop opening according to the dimensions shown in the illustration. Be sure the opening is cut squarely, with sides parallel to each other and rear exactly perpendicular to sides.
5
20
8
"
In general, the use of flexible ducting is discour­aged because it can cause severely restricted airflow. However, if the blo wer outlet and the floor or wall duct location do not align well, then flexible metal ducting can be used to adapt to an offset. Good alignment without use of flexible ducting is best.
Note: Do not exceed the maximum recommended offset of 6 in.
• Do not allow the flexible ducting to kink or collapse.
• Do stretch the flexible ducting as much as possible to eliminate as much of the corrugation as possible.
6" Max.
Centerline
to Centerline
Offset
25"
2
3
8
" Min.
28
7
8
"
GEA00199
Step 5 – Preparing for Ductwork
Note: Ductwork must be vented to outside. Do not vent into a wall, ceiling, crawl space, attic, or
other concealed space.
• When cutting or drilling into wall or ceiling, do
not damage electrical wiring or other hidden utilities.
Cut hole in cabinet wall or floor as appropriate for your installation. Make sure exhaust duct is lo­cated between wall studs or floor joists.
1
9
8
"
3
4
"
8
1
8
"
10
6
Bottom Venting
Back Venting
(Requires Kit JXRW89)
Step 5B – Determine Flexible Ducting’s Equivalent Length
1. Measure the actual amount of offset (maxi­mum of 6 in. is recommended). The effect upon airflow is dependent upon the amount of offset.
2. Calculate the equivalent ducting allowances using:
(___ in. offset) x (5 ft. per inch) = ___ ft. equivalent length
3. Enter the calculated value into Table 1 of
1
8
"
Ductwork Calculations.
4. Ensure that the total equivalent length of ducting does not exceed the maximum recom­mendation of 100 ft.
GEA00305
Rear Wall Venting
Downward Venting
GEA00201
– 12 –
Page 15
Ductwork Calculations
Equivalent Number Equivalent
Duct Pieces Length* x Used = Length
6" round to 3
1
4
" x 10 " transition 90 elbow 20 ft. x ( ) = ft.
3
1
4
" x 10" to 6"round transition 5 ft. x ( ) = ft.
3
1
4
" x 10" to 6"round transition 90 elbow 12 ft. x ( )= ft.
6"round wall cap with damper 21 ft. x ( ) = ft.
3
1
4
" x 10" wall cap with damper 27 ft. x ( ) = ft.
6"round roof cap 20 ft. x ( ) = ft.
6"round roof vent 24 ft x ( ) = ft.
Subtotal Column 2 = ft. Subtotal Column 1 =
Should not exceed 100 feet.
ft.
TOTAL DUCTWORK =
ft.
GEA00203
TABLE 1 Calculate Total Equivalent Ductwork Length
Duct Pieces Length*x Used = Length
6" round
straight 1 ft. x ( )= ft.
1
3
4
" x 10"
straight 1 ft. x ( ) = ft.
6", 90 elbow 15 ft. x ( ) = ft.
6", 45
elbow 9 ft. x ( )= ft.
Flexible Metal Offset See Calculations Adapter in Steps 5A and 5B ft.
Equivalent Number Equivalent
1
3
4
" x 10"
90 elbow 16 ft. x ( ) = ft.
1
3
4
"x 10"
45 elbow 5 ft. x ( )= ft.
1
3
4
" x 10"
90 flat elbow 18 ft. x ( )= ft.
6" round
1
to 3
4
"x 10"
transition 7 ft. x ( ) = ft.
*
Equivalent lengths of duct pieces are based on actual tests and reflect requirements for good venting performance with any downdraft cooktop.
Measure and list feet of straight duct used. Count and list the quantity of all other duct pieces for the “Number Used” of each type.
Note: For maximum efficiency, use the shortest and straightest duct run possible, with as few fittings as possible.
the duct run should not exceed 100 ft equivalent length.
Subtotal Column 1 = ft.
For satisfactory performance,
GEA00202
Note: Do not use flexible plastic ducting. If flexible metallic ducting is used, all the equiva-
lent feet values in the table should be doubled. The flexible metallic duct should be straight, smooth, and extended as much as possible.
Vent installation should not exceed the equivalent ductwork length of 100 ft.
Blower is rated at 400 CFM at 0.1 inch of water back pressure.
Venting performance is improved by using larger diameter duct.
– 13 –
Page 16
Ductwork Installation
Step 6 – Installing the Ductwork
Note: Local building code must be followed in
specifying approved type and schedule of all duct used.
Use galvanized or aluminum duct in 6-in. round or 3-1/4-in. x 10-in. size, or a combination of both.
PVC duct should be used if installing under a poured concrete slab.
Always use an appropriate roof or wall cap with a damper. Laundry-type wall caps should never be used.
Thru Cabinet Toe Space Between Floor Joist
Downward Venting
GEA00204
Install ductwork, making male-female connections in the direction of airflow as shown. Secure all joints with sheet metal screws and duct tape to assure an airtight seal.
for rear wall and retrofit installations. A 5-in. round duct may be used on short duct runs
of 3 ft or less, such as direct to outside wall venting.
Inside Wall to Roof Direct to Outside
Rear Wall Venting
GEA00206
To convert blower exhaust direction, remove 7/16-in. nuts (behind the filter) that hold blower and wire finger guard. Remove blower and install Special Offset Adapter Kit JXRW89 with sheet metal screws.
Duct Tape Over Seam and Screw
Air Flow
Screw
GEA00205
Use the shortest and straightest duct run possible. For satisfactory performance, the duct run should not exceed the equivalent ductwork length of 100 ft. Use Table 1 to calculate the total equivalent length of the ductwork.
Optional Installation: Rear Wall Venting
Rear wall venting requires a special offset duct adapter (JXRW89) that is not included with your cooktop. This adapter has a 5-in. diameter outlet
4 Nuts Behind Filter (7/16"socket required)
GEA00306
Rotate blower and reinstall to vent chamber, as shown above. Retighten nuts, but do not over­tighten.
– 14 –
Page 17
Step 7 – Installing the Foam Gasket
GEA00310
Underside of Glass
1
8
"max. to
Glass Edge
Foam Gasket
Tape
Do not tape over four metal brackets
Caution: Do not install the cooktop into the countertop without installing the foam gasket, as shown below. The foam gasket protects the bot­tom edge of the glass from the countertop and seals the cooktop to protect it from spills.
Foam Gasket Installation Notes:
• The foam gasket tape should be installed within 1/8 in. of the edge of the glass. Do not stretch or twist the foam gasket tape.
• Use care not to stretch the foam gasket tape while it is installed or it will not stay in place.
Start with the cooktop on the cardboard base with all four sides easily accessible.
GEA00307
Locate the foam gasket tape included with the cooktop.
• Do not place foam gasket tape over the four metal mounting brackets.
• Butt the foam gasket tape ends together at each corner without overlapping.
• Trim the foam gasket tape to length without stretching.
• Mitre cut outside corners of foam gasket tape slightly if necessary for appearance.
• Do not scratch the glass while cutting the foam gasket tape.
GEA00308
Peel off the white backing to install the foam gasket tape on the bottom side of the cooktop glass, as shown below.
GEA00309
– 15 –
Page 18
Cooktop Installation
Step 8 – Installing the Cooktop
Place the vent grille in position on the glass top vent opening. Remove the tape holding the card­board base to the bottom of your cooktop.
CAUTION:
DO NOT LIFT
FROM VENT
OPENING
Step 9 – Checking for Flatness
Inspect the cooktop glass for rocking or uneven gap on all four sides at the countertop surface. Do not attempt to force the glass to meet the countertop.
Check for uneven gaps
Note: If the cooktop edge is perfectly flat with the countertop surface, skip to Step 10.
If there is rocking or an uneven gap, use a 1/4-in. nut driver to loosen the 18 sheet metal screws on the bottom panels of the cooktop while it is still in the countertop.
GEA00209
GEA00311
Caution: Do not use the glass top vent opening to lift or move the cooktop into position.
Using two people, lift the cooktop by the glass side edges as shown. Remove the cardboard base.
GEA00208
Lower the cooktop into the countertop opening, guiding it into position until the glass is approxi­mately 1/2-in. above the countertop surface.
Carefully remove your fingers one corner at a time to lower the cooktop into position.
Note: Do not use Silicone RTV or caulk to bond cooktop glass to countertop.
Loosen screws
1-2 turns
Loosen screws 1-2 turns
GEA00210
Loosen each bottom panel screw 1 or 2 turns. After all 18 screws are loosened, recheck the cooktop for flatness with the countertop surface.
Gently bump your hand along the outside edge of the cooktop if needed to help the edge settle evenly onto the countertop surface.
Retighten all 18 sheet metal screws.
Grounding Specifications:
Ground Path Resistance: 0.10 Ohm Max. Insulation Resistance: 250K Ohm Min.
– 16 –
Page 19
Step 10 – Installing the Hold-Down
Screws
Screw (on other side)
GEA00212
Retainers
Step 11 – Attaching the Blower T ransition Duct
Note: Check for glass flatness discussed in Step 9
before installing hold-down retainers.
Countertop
Thumb screw
Use slot position appropriate for countertop thickness
Hold-down retainer
GEA00211
Hold down retainer
GEA00312
Secure cooktop to the counter using the side retainers and thumb screws shipped with the unit (one on each side).
Use the blower transition duct that is packed with your cooktop for all downward duct installations to connect to 6-in. round standard ductwork.
Note: Use Rear Wall Adapter Kit JXRW89 for duct installations through the rear cabinet wall and retrofits of older 5-in. duct size cooktops.
Remove the cardboard packing in the blower outlet.
Install the transition duct to the blower outlet with the 3 sheet metal screws that are provided.
Step 12 – Connecting the Ductwork
Connect the ductwork prepared in Steps 5 and 6 to the blower transition duct.
– 17 –
Page 20
Electrical Installation
Step 13 – Before Making Electrical Connections
Note to Electrician: The power leads supplied
with this appliance are U.L. recognized for connec­tion to large-gauge household wiring.
The insulation of these leads is rated at tempera­tures much higher than the temperature rating of household wiring. The current-carrying capacity of a conductor is governed by the wire gauge and the temperature rating of the insulation around the wire.
Aluminum Wiring WARNING: Improper connection of aluminum
house wiring to the copper leads can result in serious problems.
Attach copper wires to aluminum wiring using special connectors designed and U.L. listed for joining copper to aluminum. Follow the connector manufacturer’s recommended procedure closely.
Service Loop Leave a loop in the wires to the cooktop so the
cooktop can be lifted 12 in. without having to disconnect the wiring.
Electrical Requirements*
Model # Voltage Frequency kW
JP989 120/240 V 60 Hz 8.8 kW
120/208 V 60 Hz 6.7 kW
*For reference only. Verify with product rating plate.
Step 14 – Install 1/2-in. Flexible Conduit With Supplied Clamp
Note: A clamp has
been included with the cooktop for installing the 1/2-in. flexible conduit.
Remove the screws holding the wire compartment cover and remove the cover.
Alternate External Ground Screw
Clamp
Stop Tab
Clamping Screw
Clamping Tab
Feed the power supply leads through the conduit; be sure to leave enough length to properly connect these leads to the cooktop power leads.
Thread the leads through an anti-short bushing and firmly seat the anti-short bushing in the end of the conduit.
Feed the leads through the hole in the wire compartment.
Lay the conduit against the side of the wire compartment.
Place the clamp over the conduit. Make sure the bushing is fully seated against the stop tab in the clamp.
Tighten the clamping screw until the clamping tab is fully seated against the wire compartment.
When complete, reinstall the wire com­partment cover.
Power Supply
Leads
Bushing (Fully Seated)
Clamp
Stop Tab
Clamping Tab
Clamping Screw
Clamping Tab
Anti-Short
Bushing
Conduit
GEA00214
GEA00215
GEA00216
GEA00217
Remove the clamping screw and the clamp.
GEA00213
– 18 –
Page 21
Step 15 – Making Electrical Connections
3-Conductor Branch Circuit
Branch Circuit
Power
Supply
Leads
Cooktop
Power Leads
Red Red Red White or
Gray
White or Gray White
Black Black Black
Green
NEUTRAL
120V AC
120V AC
GEA00218
Effective January 1, 1996, the National Electrical Code requires that new, but not existing, construc­tion utilizes a four-conductor connection to an electric range. When installing an electric range in new construction, follow the instructions in New
Construction and Four-Conductor Branch Circuit Connection.
You must use a three-wire, single-phase AC 208Y/ 120-Volt or 240/120-Volt, 60-Hertz electrical system with separate ground. If you connect to aluminum wiring, properly installed connectors approved for use with aluminum wiring must be used.
New Construction and Four-Conductor Branch Circuit Connection
• When installing in new construction, or
• When installing in a mobile home, or
• When local codes do not permit grounding through neutral:
Three-Conductor Branch Circuit Connection
• When installing in existing construction built prior to January 1, 1996 and if permitted by local codes:
3-Conductor Branch Circuit When connecting the cooktop to a 3-conductor
circuit, connect the red leads of the cooktop and the power supply to the branch circuit’s red lead; connect the black leads to each other. Connect the green and white leads of the cooktop to the power supply and branch circuit neutral leads, which are white or gray.
4-Conductor Branch Circuit
When connecting the cooktop to a 4-conductor circuit, connect the red leads of the cooktop and the power supply to the branch circuit’s red lead; connect the black leads to each other. Separate the green and white leads of the cooktop. Connect the cooktop’s white lead to the power supply and branch circuit neutral leads, which are white or gray. Ground the unit by connecting the green conductor of the cooktop to the bare or green leads of the power supply and branch circuit
(ground leads).
4-Conductor Branch Circuit
120V AC
120V AC
NEUTRAL
Branch Circuit Power
Red Red Red White or
Gray
Black Black Black
Supply
Leads
White or Gray White
Cooktop
Power Leads
Bare or
GND
Green
Bare or Green Green
GEA00219
– 19 –
Page 22
Removal and Replacement
Control Assembly Servicing:
Infinite Switches, Coil Select Switches, Blower Switch, and ON Lamp Servicing
Caution: This cooktop has instant-on HOT surface indicator lights. Wiring reversals can cause a direct electrical short after all 4 surface units heat up and close all 4 limiter switches. Check the wire termina-
tions for proper polarity of all L1 and L2 wires, H1 and H2 wires, and heater HOT light terminals #2 and #4.
Note: Control assembly can be removed from the cooktop without removing the cooktop from the countertop.
1. Remove all 7 knobs from the cooktop. Note: Remove any knob clips that remain on the control
shafts and reinsert clips inside knob stems.
2. Remove 4 screws and the wiring access cover located below the controls. Disconnect the white 5­pin blower connector inside.
3. Remove 3 screws that hold the component plate to the cooktop. The screws are above the wiring with 2 toward the front and 1 toward the rear.
A
Screws
Screw (on other side)
GEA00232
Caution: Save and replace with the exact screws to prevent glass breakage (#8-18 x 1/4-in.).
4. Unplug the 2 red and 2 white connector housings.
5. Lower the control assembly and rotate the front side down to remove.
Blower Assembly Replacement (WB26X10072)
Note: Blower assembly can be removed from the cook-
top without removing the cooktop from the countertop.
The blower is a three-speed tapped winding design
with a permanent run/start capacitor.
1. Remove the access wiring cover located below the controls (4 screws, see figure).
2. Unplug the blower connector and remove the wires from the access cover.
3. Disconnect the transition duct from the blower assembly.
4. Remove the intake grille and filter.
5. Support the blower assembly and remove the 7/16-in. nuts (A) inside the intake plenum.
GEA00300
Parts available: Complete bl o w er assembly with capaci­tor or replacement capacitor WB27X10363.
– 20 –
Page 23
GEA00319
Terminals
GEA00320
Terminals
Terminals
Capacitor Replacement (WB27X10363)
WARNING: Disconnect the electrical power supply
before servicing the capacitor. The capacitor is capable of storing voltage that could be lethal. Do not touch the bare connector terminals.
1. Remove the guard surrounding the capacitor shell. Some models have a flat plastic spacer between the capacitor shell and the motor. Retain the guard and the spacer for reassembly.
2. Firmly push upward on the capacitor shell to remove the capacitor from motor bracket cap.
WARNING: Make sure the stored electrical charge has been dissipated by placing a 100-ohm, 2-watt resistor across the terminals, or by placing a screwdriver blade between the terminals and grounding the screwdriver to the cooktop for several seconds.
3. Carefully discharge both capacitor wire harness terminals as described above.
Note: Record wire harness connections.
4. Disconnect terminals using needle nose pliers and reconnect in same orientation on new capacitor.
5. Firmly snap new capacitor shell casing into motor bracket cap.
6. Replace plastic spacer (if so equipped) and guard around capacitor.
GEA00321
HOT Light Replacement
AA
Note: HOT lights can be removed from the cooktop
without removing the cooktop from the countertop.
CC
BB
The HOT lights and the surface heater ON light are
120-V lights with dual bulbs (WB25K10003).
It is recommended to remove the blower if ser vicing
the left side HOT lights.
1. Remove the large bottom cover under the HOT
GEA00236
lights.
2. Remove 2 screws (A) and the HOT light bracket.
Caution: Save and replace with the exact screws to prevent glass breakage (#8-18 x 1/4-in.).
3. Remove the wires (B) to the HOT lights.
4. Compress the HOT light wings (C) and remove them.
– 21 –
Page 24
Countertop
Hold-down retainer
Glass Cooktop Removal from Countertop
(Required for heater replacement or broken glass cooktop replacement.)
WARNING: To avoid injury to eyes from ceramic fiber dust, heater assemblies should be serviced by removing the entire cooktop from the countertop opening and removing the glass assembly from the chassis.
Caution: Fiber ceramic material on the heating element is very fragile–avoid contact.
• When servicing cooktop, care must be taken not to scratch the glass.
1. Remove the wiring access cover located below the controls (4 screws). Do not remove flex cable clamp from wiring access cover. Disconnect the white 5-pin blower connector inside.
2. Remove all cooktop hold-down retainers from underneath the counter top’s edge.
3. Remove the blower (see Blower Assembly Replacement) to reduce the weight of the cooktop for safe removal from countertop. Do not remove wires from access cover.
4. Protect the counter with two strips of wood or card­board as shown.
Thumb screw
GEA00211
GEA00231
Caution: T o avoid cooktop glass breakage, do not lift or support the cooktop using the downdraft vent opening.
5. Reach up from inside the cabinet and push upward on the burner box bottom enough to shim with protective wood or a cardboard piece under one end. Repeat for the other end.
Caution: Screws on the bottom of the burner box can scratch the countertop surface. Use care to protect countertop appearance.
6. Using the shims to get a handhold under the left and right sides of the glass, carefully raise the cooktop up about 7 inches, rotate slightly left or right (to best working advantage), and set down as shown. Lift each end slightly and adjust wood or cardboard as shown to prevent scratching the countertop.
Note: Have an 18- to 24-in. prop rod (stiff enough to hold 15 lbs. of compression) at hand.
– 22 –
Page 25
Side Wall
Side Wall
2 White
Spring Clip and Coil Spring
7. Remove (12) 1/4-in. chassis screws (A) that hold the glass and metal subplate to the cooktop box (3 screws from each side).
8. Raise the front of the glass and metal subplate assembly slightly and use pliers to bend 2 tabs (B) approximately 45 degrees outward.
9. Carefully raise the glass and metal subplate assem­bly from the cooktop box. Do not force it. Wires may be caught on the flanges of the cooktop box.
CBAA
GEA00234
10. Insert the 2 tabs (B), on the front of the metal subplate, into the 2 slots (C) on the top front flange of the cooktop box.
11. Tilt the glass and metal subplate up and temporarily install the prop rod near the center as shown.
Note: If you are replacing only 1 defectiv e heater using Heater Replacement Method 1, skip to that section to
Prop
Rod
continue. Otherwise, go on to step 12.
12. Remove all 7 knobs from the cooktop.
Note: Remove any knob clips that remain on the control shafts and reinsert clips inside knob stems.
Side Wall
Side Wall Slot Opening
Slot Opening
2 White
2 White Connectors
Connectors
Screws
Screws
GEA00233
Side Wall
Side Wall Slot Opening
Slot Opening
2 Red
2 Red Connectors
Connectors
GEA00301
13. Unplug the 4 connectors below the controls (2 red and 2 white connectors).
14. Push the heater side of the connectors through the sidewall slot openings (2 red connectors go to the right and 2 white connectors to the left).
15. Have a 1/4-in. nut driver ready, then tilt the glass and metal subplate assembly up to a fully vertical posi­tion and remove 2 screws from the bottom of the center control panel plate.
Caution: Save and replace with the exact screws to prevent glass breakage (#8-18 x 1/4-in.).
16. Retur n the glass and metal subplate back to the tilted position supported by the prop rod, then re­move the top screw from the center control panel plate.
17. Pull the control panel plate away from the glass until all 7 shafts pull out of the rubber grommets. Let the control panel rest on the top of the burner box chassis.
Note: If you are replacing a broken glass cooktop, skip to Broken Glass Replacement section.
• If you are replacing a defective heater, skip to the
Heater Replacement Method 2 section.
– 23 –
Page 26
Heater Replacement Method 1 –
Using the prop rod.
This method has fewer steps than Method 2, but has a higher risk of twisting and breaking the glass during replacement of the heater. Use this method only if you have good access to reaching around the propped cooktop to replace the heater.
Perform Steps 1. thru 11. in the Glass Cooktop Re- moval from Countertop section, then skip to Step 20. in Method 2 below.
Note: To avoid glass breakage, use care not to twist or lean on the glass cooktop while it is supported by the prop rod.
Heater Replacement Method 2 –
Using a tabletop. Perform Steps 1. thru 17. in the Glass Cooktop Re-
moval from Countertop section.
Metal Tabs
HOT Light Bracket Screws
Hairpin Cotter Clips and Springs
Rubber Grommets
GEA00302
18. Have a clean, flat tabletop or countertop (at least 30 in. wide) available. Remove the prop rod and lift the glass and metal subplate assembly away from the burner box chassis.
19. Place the glass and metal subplate assembly ap­pearance side down on the table with the 7 grom­mets off the front of the table. This is to prevent glass breakage while replacing heaters.
Caution: Only about 2/3 of the glass is resting on the table. Do not push down on the front 1/3 without sup­porting the front of the glass with your hand. Do not force the glass assembly forward, as it will damage the Left-Rear and Right-Rear infinite switch grommets.
20. Remove the heater’s hairpin cotter clips and springs from the defective heater.
21. Remove the defective heater with wiring intact and lay to one side.
22. Install the new heater in position. Make sure the metal locating tabs do not go inside the metal heater can during assembly.
23. Reinstall the springs and hairpin cotter clips.
Note: If you are replacing either the bridge heater or the dual heater, it is easier to complete the wiring if you temporarily remove the HOT light bracket to provide hand access to terminals.
Caution: Save and replace with the exact screws to prevent glass breakage (#8-18 x 1/4-in.).
24. Remove heater wires, one at a time, from the defec­tive heater and place them on the exact terminal positions on the new heater.
– 24 –
Page 27
Caution: The cooktop has instant-on HOT surface indicator lights. Wiring reversals can cause a direct
electrical short after all 4 surface units heat up and close all 4 limiter switches. Check the wire termina-
tions for proper polarity of all L1 and L2 wires, H1 and H2 wires, and heater HOT light terminals #2 and #4.
25. Carefully shape the heater and HOT light wires to avoid the center chassis rails, but do not allow the wires to touch the metal heater cans.
26. Skip to Reinstalling Glass Cooktop section to complete reassembly and installation into countertop.
Broken Glass Replacement
Caution: Fiber ceramic material on the heating element
is very fragile–avoid contact.
• When servicing the cooktop, care must be taken not to
scratch the glass.
• The cooktop has instant-on HOT surface indicator
lights. Wiring reversals can cause a direct electrical
short after all 4 surface units heat up and close all 4 limiter switches. Check the wire terminations for proper
polarity of all L1 and L2 wires, H1 and H2 wires, and heater HOT light terminals #2 and #4.
Shorter Tabs
Foam Tape
GEA00322
Note: The glass cooktop should be serviced by remov­ing the entire cooktop from the countertop opening. The glass and metal subplate are sealed together and are replaced as an assembly.
1. Carefully open one end of the package containing the replacement glass cooktop, then slide out the
B
glass and protective styrofoam packaging. Save a packet of 1/4-in.-wide foam gasket tape for Step 4.
2. Place one piece of the flat syrofoam packaging on a smooth tabletop and place the new glass subassem­bly face up. Check for any breakage or damage before proceeding. Flip the glass face down onto the styrofoam block with the control holes toward you. Do not remove nylon filament tape from the glass edge.
3. Using a pair of pliers, gently bend back only the shorter tabs around each heater opening about 5 degrees to ease assembly of the heaters later.
4. Install new 1/4-in.-wide foam gasket tape (WB25K10003) along the outer edge of the glass, on top of the nylon filament tape.
5. Place the other piece of flat styrofoam packaging beside the new glass subassembly as a place to put the old glass subassembly when removed from the cooktop chassis. This provides a side-by-side work area to transfer heaters and HOT lights safely to the new glass subassembly.
– 25 –
Page 28
6-in. Heater
Metal Tabs
Dual Heaters
Hairpin Cotter Clips and Springs
HOT Light
Bracket Screws
Bridge Heater
Rubber Grommets
GEA00323
Perform Steps 1. thru 17. in Glass Cooktop Removal from Countertop section.
18. Verify that the flat styrofoam packing material from the new glass subassembly is in place on a table or countertop to be used as a work surface.
19. Place the broken glass and metal subplate assembly appearance-side down on the above-mentioned styrofoam packing surface.
20. Remove 7 rubber grommets from the broken glass. Wet the rim of all 7 holes in the new glass by using a drop of liquid soap on your fingertip to lubricate the hole before reinstalling the grommets. Gently twist (do not force) the grommet through the hole.
21. Remove the heater’s hairpin cotter clips and springs from the 6-in. heater, the bridge heater, and the dual heater.
22. Remove 2 special screws from each HOT light bracket on the left and right sides.
Caution: To prevent glass breakage, save and replace with exact screws (#8-18 x 1/4-in.).
23. Lift out the bridge heater with the wiring and HOT lights intact and transfer to the new glass. Make sure the metal locating tabs do not go inside the metal heater can during assembly.
24. Lift out the 6-in. and dual heaters together with wiring and HOT lights intact and transfer them to the new glass assembly in a similar manner.
25. Reinstall all heater springs and cotter hairpin clips.
26. Reinstall both left and right HOT light brackets using the special #8-18 x 1/4-in. screws.
Caution: The cooktop has instant-on HOT surface indicator lights. Wiring reversals can cause a direct
electrical short after all 4 surface units heat up and close all 4 limiter switches. Check the wire termina-
tions for proper polarity of all L1 and L2 wires, H1 and H2 wires, and heater HOT light terminals #2 and #4 if any wires were removed.
27. Carefully shape the heater and HOT light wires to avoid the center chassis rails, but do not allow the wires to touch the metal heater cans.
Proceed to Reinstalling Glass Cooktop section to complete reassembly and installation into countertop.
– 26 –
Page 29
Reinstalling Glass Cooktop
Side Wall
Side Wall
2 White
B
1. Verify that the burner box chassis is sitting level in a stable position, diagonally across the countertop cutout.
2. Transfer the serviced or new glass and metal subplate back to the burner box chassis and insert guide tabs (B) into the slots (C) on the chassis front flange. Temporarily insert the prop rod.
Side Wall
Side Wall Slot Opening
Slot Opening
2 White
2 White Connectors
Connectors
C
AA
Screws
Screws
GEA00234
Side Wall
Side Wall Slot Opening
Slot Opening
2 Red
2 Red Connectors
Connectors
GEA00301
3. Reinsert all 7 control shafts through the grommets. Install only the top center screw using the special #8-18 x 1/4-in. scre w.
4. Have a 1/4-in. nut driver and 2 special #8-18 x 1/4-in. screws ready, then remove the prop rod and raise the glass up to a fully vertical position. Insert the 2 special screws at the bottom of the control panel.
5. Return the cooktop to the tilted position supported by the prop rod.
6. Push the 2 red and 2 white heater and HOT light connectors back through the slot in the chassis and into the center wiring compartment.
7. Reconnect the 2 red and 2 white heater and HOT light connectors.
8. Verify that all heater wires are clear of the center chassis flange and are not touching any of the metal heater cans prior to lowering cooktop onto chassis.
9. Lift the glass subplate assembly out of the guide slots and gently lower it straight down over the chassis.
Caution: When installing the glass and metal subplate assembly, if any of the 12 side screw holes do not line up, do not force the top down. Look for wires trapped between the cooktop box flanges and the glass subplate. Push the wires out of the way–trapped wires can
cause glass breakage.
10. Raise the front of the glass slightly and use pliers to straighten 2 tabs (B).
11. Replace 12 side screws (A) to secure the glass and metal subplate to the chassis.
12. Carefully lift each end of the cooktop to remove the protective wood or cardboard.
Caution: Glass is fragile; do not allow glass to drop more than about 1/2-in. onto the countertop.
13. Lower chassis back into the countertop opening.
Caution: Do not attempt to force the glass to meet the cooktop.
14. Inspect the cooktop glass for rocking or uneven gaps. If the glass cooktop does not sit evenly on the countertop, skip to the next section, Rocking or Uneven Glass in Countertop, before proceeding.
– 27 –
Page 30
15. Reinstall 7 knobs.
16. Reinstall the blower and reconnect the 5-pin white blower connector inside the center wiring compart­ment.
17. Reinstall wiring access cover with 4 screws, verifying that no wires are pinched under the cover.
18. Reinstall ductwork in blower outlet.
Caution: Install hold-down clamps finger-tight only. Overtightening will break glass.
19. Reinstall hold-down retaining clamps (if used).
20. If a new glass cooktop was installed, clean it with the cleaning and conditioning cream (WX10X300). This will make future cleaning much easier.
21. Turn on all 4 bur ners for a couple of minutes until all 4 HOT lights stay on by themselves with the infinite switches in the OFF position. This checks for proper polarity of all L1 and L2, H1 and H2, and HOT light wires.
GEA00297
Rocking or Uneven Glass in Countertop Caution: To avoid glass breakage, do not attempt to
force the glass to meet the cooktop.
1. Inspect all four sides for cooktop glass rocking or uneven gaps at the countertop surface.
2. If there is rocking or an uneven gap, use a 1/4-in. nut driver to loosen 18 sheet metal screws on the burner box bottom panels while the cooktop is in the countertop (see figure). Loosen each screw approxi­mately 1 or 2 turns.
3. After all 18 screws are loosened, recheck the cooktop for flatness. If needed, gently “bump” your hand downward along the outside edge of the cooktop’s glass surface.
4. If this still does not correct a rocking problem, the cooktop will have to be pulled from the countertop to slightly loosen (about 1 turn) the 12 side screws that attach the glass and metal subplate to the burner box chassis. Lower the chassis back into position and recheck for rocking.
5. Tighten all 18 bottom screws.
– 28 –
Page 31
Notes
– 29 –
Page 32
Illustrated Parts Breakdown
Parts list for Model No. JP989. Refer to microfiche for other model information.
– 30 –
Page 33
#feRnoitpircseD#traP.ytQ
000 3HCTIWSLORTNOCETINIFNI94001X12BW4
000 4)KCALB(.MSABONK.U.S98001X30BW4
000 4)ETIHW(.MSABONK.U.S19001X30BW4
000 4)EUQSIB(.MSABONK.U.S09001X30BW4
00 11DEEPS-3,HCTIWSREWOLB55001X42BW1
00 21)KCALB(BONKROTCELES53001T30BW3
00 21)ETIHW(BONKROTCELES43001T30BW3
00 21)EUQSIB(BONKROTCELES39001T30BW3
00 61LB(ELLIRGTNEVCAK) 64301X70BW1
00 61)ETIHW(ELLIRGTNEV84301X70BW1
00 61)EUQSIB(ELLIRGTNEV74301X70BW1
00 91HCTIWSROTCELES9440X42BW2
00 62LB(RETLIFCA)K15601X20BW1
00 72LAESLORTNOCETINIFNI4059X20BW7
00 82DRAUGERIW25601X20BW1
00 03MUNELP75001X94BW1
00 33THGILROTACIDNI30001K52BW5
00 83PMALCTIUDNOC8541X20BW1
00 93PMALCTIUDNOC4103X20BW1
00 04DEEPS-3,.MSAREWOLB27001X62BW1
00 14ROTICAPACREWOLB36301X72BW1
00 44NOITISNARTTSUAHXE43001X83BW1
00 15LB(.MSAPOTSSALGCA)K36001T16BW1
00 15)ETIHW(.MSAPOTSSALG66001T16BW1
00 15)ETIHWEURT(.MSAPOTSSALG56001T16BW1
00 15)EUQSIB(.MSAPOTSSALG46001T16BW1
00 65"6,TNEMELETNAILAH74001T03BW1
00 75EGDIRB,TNEMELETNAILAH75001T03BW1
00 85"9,TNEMELETNAILAH44001T03BW1
00 06GNIRPS.GTMRETAEH9115X90BW01
00 16RETTOCNIPRIAH47001X10BW01
00 09.TKRB.GTMTNEMELE35601X20BW01
0 008EPATMAOF37501X20BW1
0 108PILCRETLIF5187X20BW1
0 208LB(WERCSCA)K6175X10BW1
0 308PILCRENIATER97001X10BW2
0 408WERCSBMUHT08001X10BW2
0 999RENAELC003X01XW
0 999REPARCS203X01XW
0 999LAUNAM-INIM67702-13
0 999SNOITCURTSNINOITALLATSNI51008-94
LAUNAMS’RENWO41008-94
– 31 –
Page 34
Troubleshooting Information
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tonlliwstinuecafruS
liobgnilloraniatniam
tsaftonsignikoocro
.hguone
tonodstinuecafruS
.ylreporpkrow
yam(sehctarcsyniT
ro)skcarcsaraeppa tnaidarnosnoisarba
.ecafrusssalgpotkooc
.desu
.deppirt
.tes
.hctiws
.tnemeleytluaF
.desugnieb
.potkooceht
gnieberawkoocreporpmI
ebyamemohehtniesufA
rekaerbtiucricehtronwolb
ylreporpmislortnocpotkooC
.desugnieb
lortnoctinuecafrusytluaF
sdohtemgninaelctcerrocnI
hguorhtiwerawkooC
rodesugniebsmottob
rotlas(selcitrapesraoc
ehtneewteberew)dnas
foecafrusehtdnaerawkooc
.gninaelcfotlusera
hctamdnatalfyletulosbaeratahtsnapesU
.detcelestinuecafrusehtforetemaideht
.rekaerbtiucricehtteserroesufehtecalpeR
tinuecafrusehtroftessilortnoctcerrocehteesotkcehC
.evitcefedfiecalperdnahctiwsfoytiunitnockcehC
.evitcefedfiecalperdnatnemelefoytiunitnockcehC
.erudecorpgninaelcdednemmoceresU
erofebnaelceraerawkoocdnasmottoberawkooceruseB
sehctarcsyniT.smottobhtoomshtiwerawkoocesU.esu
saemitnielbisivsselemoceblliwtub,elbavomertonera
dilsneebsaherawkooC
.ecafruspotkoocehtssorca
noitarolocsidfosaerA
.potkoocehtno
roserutximragustoH
ehtotdetlemcitsalp
.ecafrus
ffognilcyctneuqerF
ecafrusfonodna
.stinu
.desu
esehthtiwtcatnoc
.secnatsbus
.desu
gnieberawkoocreporpmI
.maercgninaelceht
htiwledomanoecafrustoH
.potkoocssalgetihwa
.slooc
otniemacpotkooctoH
gnieberawkoocreporpmI
ehteeS gninaelCdnaeraC .noitces
.noitcesgninaelCdnaeraCehteeS
sallewsasnapreppocdnamunimulamorfskraM
htiwdevomerebnacdoofroretawmorfstisopedlarenim
nehwderolocsidraeppayamecafrusehT.lamronsisihT
ssalgehtsaraeppasidlliwdnayraropmetsisihT.tohsiti
.gnilcyceziminimoterawkooctalfylnoesU
– 32 –
Page 35
melborPsesuaCelbissoPoDottahW
.tohsleefpotkooCgnieberawkoocreporpmI
.desu
.talfyletulosbaera
.ylwolskoocsdooFgnieberawkoocreporpmI
.desu
yam(skramlateM
.)skcarcsaraeppa
roskaertskraD
.skceps
tonlliwbonklortnoC
.nrut
.gnitnevrooP.retlifdeggolC.snoitcurtsnirepretlifnaelC
.tes
.desugnieb
.desu
.thgitriaootesuoH .ecruosriahserfedivorpotylthgilswodniwanepO
sdohtemgninaelctcerrocnI
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.ecafruspotkoocehtssorca
gnieberawkoocreporpmI
ylreporpmislortnocpotkooC
.detcurtsbopacllaW.pacllawroiretxemorfegakcolbevomeR
ehteeS gninaelCdnaeraC .noitces
ehteeS gninaelCdnaeraC .noitces
.detcelestinuecafrusehtsaretemaidemas
.serudecorpgninaelcdednemmoceresU
ehtnahtrettohmeesyamecafruspotkoocssalgehT
hcihwsnapehtesU.lamronsisihT.otdesusiremusnoc
.reloocpotkoocehtpeekplehlliwtnevehtgnisU
ehtdna,thgiewyvaehylriaf,talfebdluohssmottobnaP
dehsupebtsumti,noitisopFFOehtnisibonkehtnehW
rehtoynanisibonkehtnehW.denrutebnactierofebni
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.kcutsroodrepmadpacllaW tnemevomeerfrofroodrepmadpacllawroiretxekcehC
.noitcurtsboro
sdeecxehtgneltcuD
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.hctiwsrewolbytluaF .evitcefedfiecalperdnahctiwsfoytiunitnockcehC
.rotomrewolbytluaF.roticapackcehC
ehtforenrocenO
tsniagatonsipotkooc
.potretnuoceht
.nurtcud
.evitcefedfiylbmessa
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rewolbecalperdnarotomrewolbfoytiunitnockcehC
– 33 –
Page 36
Schematics and Strip Circuits
4
Y
N
WARNING
1500W
P1
2
LIMITER
THERMAL
R/W
RR
SINGLE
R/W
V
2
LIMITER
THERMAL R
H
S
RF
1000W
1500W
DUAL
4
P1
4
H
4A
S
W/R
O
W/R
LIT
HOT
R
C
GND
R
B
PL
MTG
W
NATURAL 54321
R
R
54321
R
HOT
PL1L2
PL1L2
LIT
YNVCO
RR
LR
W
NATURAL 21
P
R
L1L2
SW
H2 H1
B
SU
LIT
R
SW
H2 H1
B
YNVCO
RF
SW
H2 H1
R
PL1L2
LF
SW
H2 H1
R
N
SYMBOL
COLOR
RED
BLUE
Y
B
YELLOW
BLACK
R
W
O
2
4
SW
SEL
3
1
5
4
2
BLO SW
24
SW
SEL
O
G
W
ORANGE
GREEN
WHITE
O
V
C
VIOLET
BROWN
G
R
W/R
NOTE:
FOR SERVICE REPLACEMENT ON ALL LEADS TO
RADIANT UNITS, USE 16GA. 200 C WIRE.
FOR SERVICE REPLACEMENT ON ALL OTHER
LEADS, USE 16GA. 150 C WIRE EXCEPT AS
INDIVIDUALLY NOTED ON LEADS.
B
CCCC
BR
RW
B-10GAR-10GAW-12GAG-10GA
POWER MUST BE DISCONNECTED
BEFORE SERVICING THIS APPLIANCE
WIRING DIAGRAM/SCHEMATIC DIAGRAM
N/W
S
H
N/W
R
LIMITER
THERMAL
2
P1
1800W
LR
Y
4
RED
N
C
800W
LC
R
W/N
S
H
W/N
LIMITER
THERMAL
2
P1
1800W
LF
V
O
4
HOT
BRIDGE
LIT
W
LIT
HOT
RED 21
W
R
W
B
R
N
54321
N
R
B
BLO
G
W
G
W
GEA00220
– 34 –
Page 37
Strip Circuits
Blower
BLO
N
5
R
4
B
3
W
2
G
1
N R B
314
5
G
W
W-12GAG-10GA
BLO SW
2
CC
R
C
R-10GA
GND
COLOR RED BLUE YELLOW BLACK ORANGE GREEN WHITE VIOLET BROWN
SYMBOL
R N Y B O G W V C
GEA00221
Left Rear Surface Unit
GND
N/W
H4S
LR
1800W
THERMAL
P1
LIMITER
2
N/W
R
RED
Y
5 4
N
2 1
WW
REDHOT LIT
C
W-12GA
B
PL1L2
LR
R
SW
H2 H1
SU LIT
R
R
C
R-10GACB-10GA
R
B
GEA00222
LC
800W
BRIDGE
Bridge Surface Unit
CC
RED
2 3V
V
LF
SW
H2 H1
PL1L2
O
GEA00223
SEL
SW
24
– 35 –
Page 38
Strip Circuits
Left Front Surface Unit
GND
W/N
H4S
LF
1800W
THERMAL
P1
LIMITER
2
W/N
R
RED
V
O
WW
V
3 1
2 1
REDHOT LIT
O
C
W-12GA
B
L2
PL1
LF
SW
H2 H1
SU LIT
R
R
C
R-10GACB-10GA
R
R
B
GEA00224
Right Rear Surface Unit
RF
RR
1500W
1000W
DUAL
1500W
SINGLE
GND
B
L2
PL1
RR SW
H2 H1
SU LIT
R
R
C
R-10GACB-10GA
R
R
B
GEA00225
H4S
P1
R/W
THERMAL
LIMITER
2
R/W
R
NATURAL
Y
N
WW
NATURALHOT LIT
Y
5 4
2 1
N
C
W-12GA
Right Front Surface Unit
4A
4
W/R
H
P1
4
S
2
THERMAL
LIMITER
R/W
W/R
2
SEL SW
4
NATURAL
O
R
C
V
WW
NATURALHOT LIT
O
1 2
C
3
2 1
V
C
W-12GA
GND
B
R
L2
PL1
RF
SW
H2 H1
O
SU LIT
R
R
C
R-10GACB-10GA
R
B
GEA00226
– 36 –
Page 39
Warranty Information
Sales slip or cancelled check is required as proof of original purchase date to obtain service under warranty.
All warranty service is provided by our Factory Service Centers or an authorized Customer Care® technician. For service, call 800.GE.CARES.
For The Period Of:
One Year
From the date of the original purchase
Five Years
From the date of the original purchase
GE Will Replace:
Any part
ship. During this
charge
A replacement glass cooktop
discolor; or if the pattern wears off.
A replacement radiant surface unit
During this for any labor or in-home service.
of the cooktop that fails due to a defect in materials or workman-
full one-year warranty
, all labor and in-home service to replace the defective part.
limited additional four-year warranty
What GE Will Not Cover:
Service trips to your home to teach you how to use the product.
Improper installation.
Failure of the product if it is abused, mis­used, or used for other than the intended purpose or used commercially.
Damage to the glass cooktop caused by use of cleaners other than the recom­mended cleaning creams.
, GE will also provide,
if it should: crack due to thermal shock;
if it should burn out.
, you will be responsible
Replacement of house fuses or resetting of circuit breakers.
Damage to the product caused by accident, fire, floods, or acts of God.
Incidental or consequential damage to personal property caused by possible defects with this applicance.
free of
Damage to the glass cooktop caused by hardened spills of sugary materials or melted plastic that are not cleaned accord­ing to the directions in the Owner’s Manual.
This warranty is extended to the original purchaser and any succeeding owner for products purchased for home use within the USA. In Alaska, the warranty excludes the cost of shipping or service calls to your home.
Some states do not allow the exclusion or limitation of incidental or consequential damages. This war­ranty gives you specific legal rights, and you may also have other rights which vary from state to state. To know what your legal rights are, consult your local or state consumer affairs office or your state’s Attorney General.
Warrantor: General Electric Company. Louisville, KY 40225
– 37 –
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