GE JVM1750 User Manual 2

GE Consumer & Industrial

Technical Service Guide

SEPTEMBER 2009

GE Spacemaker®

Over-the-Range

Microwave Oven

JVM1750
JVM1540

Scroll Speed

Popcorn

Time
Cook

12
45
78

Power
Level

AM/PM

Convenience Cooking

Potato

Defrost

Auto/Time

Express Cook

0

Display

Turn
Table

Sensor Cooking

Popcorn

Beverage

Reheat

Potato

Vegetable

Time

Defrost

Delay

Timer

Cook

Auto/Time

Start

On/Off

Turn

Beeper

Reminder

Help

Table

Volume

Express Cook

Start

3

12

Pause

Clear

6

45

Off

Control Lock

9

78

Power

Add

0

AM/PM

Level

Display

30 Sec.

Scroll Speed

Auto Nite

Surface

Vent

Clock

Light

Light

Fan

Beverage

Reheat

Vegetable

Timer

Reminder

On/Off

Start

3

Pause

Clear

6

Off

Delay

9

Start

Add

Clock

30 Sec.

Surface

Vent

Light

Fan

31-9190

GE Appliances
General Electric Company
Louisville, Kentucky 40225

– 1 –

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 ap pli ance may result in personal injury and property damage. The
man u fac tur er or seller cannot be responsible for the in ter pre ta tion of this in for ma tion,
nor can it assume any liability in connection with its use.

WARNING

To avoid personal injury, disconnect power before servicing this prod uct. 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 position and
properly fastened.

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE
TO EXCESSIVE MICROWAVE ENERGY.

A. DO NOT OPERATE OR ALLOW THE OVEN TO BE OPERATED WITH THE DOOR OPEN.

B. IF THE OVEN OPERATES WITH THE DOOR OPEN, INSTRUCT THE USER NOT TO OPERATE THE OVEN

AND CONTACT THE MANUFACTURER IMMEDIATELY.

C. MAKE THE FOLLOWING SAFETY CHECKS ON ALL OVENS TO BE SERVICED BEFORE ACTIVATING

THE MAGNETRON OR OTHER MICROWAVE SOURCE, AND MAKE REPAIRS AS NECESSARY:

1. INTERLOCK OPERATION.

2. PROPER DOOR CLOSING.

3. SEAL AND SEALING SURFACES (ARCING, WEAR AND OTHER DAMAGE).

4. DAMAGE TO OR LOOSENING OF HINGES AND LATCHES.

5. EVIDENCE OF DROPPING OR ABUSE.

D. BEFORE TURNING ON MICROWAVE POWER FOR ANY TEST OR INSPECTION WITHIN THE

MICROWAVE GENERATING COMPARTMENTS, CHECK THE MAGNETRON, WAVE GUIDE OR
TRANSMISSION LINE AND CAVITY FOR PROPER ALIGNMENT, INTEGRITY AND CONNECTIONS.

E. ANY DEFECTIVE OR MISADJUSTED COMPONENTS IN THE INTERLOCK MONITOR, DOOR SEAL AND

MICROWAVE GENERATION AND TRANSMISSION SYSTEMS SHALL BE REPAIRED, REPLACED OR
ADJUSTED BY PROCEDURE DESCRIBED IN THIS MANUAL BEFORE THE OVEN IS RELEASED TO THE
OWNER.

F. A MICROWAVE LEAKAGE CHECK TO VERIFY COMPLIANCE WITH THE FEDERAL PERFORMANCE

STANDARD SHOULD BE PERFORMED ON EACH OVEN PRIOR TO RELEASE TO THE OWNER.

GE Consumer & Industrial

Technical Service Guide

Copyright © 2009

All rights reserved. This service guide may not be reproduced in whole or in part
in any form without written permission from the General Electric Company.

– 2 –

Table of Contents

Bottom Thermal Cutout (TCO) .....................................................................................................................................19

Capacitor and Diode .......................................................................................................................................................23

Cavity Thermal Cutout ...................................................................................................................................................18

Component Locator Views ...........................................................................................................................................11

Components ........................................................................................................................................................................15

Control Boards and Panel Connections .................................................................................................................13

Control Features ............................................................................................................................................................... 6

Control Panel Assembly .................................................................................................................................................17

Cooling Fan Motor ............................................................................................................................................................21

Demo Mode (JVM1750) ..................................................................................................................................................10

Diagnostics and Service Information ......................................................................................................................26

Door Assembly ...................................................................................................................................................................25

Door Interlock Switches ................................................................................................................................................. 24

Duct Assembly ...................................................................................................................................................................18

Grill Assembly .....................................................................................................................................................................16

High Voltage Transformer ............................................................................................................................................23

Hood Thermal Cutout (TCO) .........................................................................................................................................19

Interior Light ........................................................................................................................................................................ 17

Interlocks (Door Latch Switches)................................................................................................................................28

Introduction ......................................................................................................................................................................... 5

Key Panel Test .................................................................................................................................................................... 29

Line Fuse ...............................................................................................................................................................................20

Magnetron............................................................................................................................................................................21

Magnetron Thermal Cutout (TCO) ..............................................................................................................................19

Noise Filter ........................................................................................................................................................................... 20

Nomenclature .................................................................................................................................................................... 4

Outer Cover .........................................................................................................................................................................15

Oven Removal ....................................................................................................................................................................15

Schematics and Wiring Diagrams ............................................................................................................................30

Smart Board ........................................................................................................................................................................18

Stirrer Assembly ................................................................................................................................................................20

Surface Lamps ...................................................................................................................................................................25

Turntable Motor ................................................................................................................................................................. 25

Vent Blower ......................................................................................................................................................................... 16

Vent Fan Motor Capacitor.............................................................................................................................................21

Warranty .............................................................................................................................................................................. 34

– 3 –

Model Number

Product

J = GE Cooking Product

Microwave Oven

V = Externally Vented
Over-the-Range

Installation

M = Mounts Under Cabinet/
Built-In Capability

Cavity Size (cu. ft.)

15 = 1.5 cu. ft
17 = 1.7 cu. ft.

Nomenclature

J V M 1 7 5 0 D P 1 B B

Product Color

BB = Black
WW = White
SS = Stainless Steel

Model Year Designator

Model/Door Color

D = Color Matched

Feature Pack

Designates Features - the higher
the number, the more features.

Nomenclature

The nomenclature plate is lo cat ed inside the
microwave on the left side.

The mini-manual is located behind the
control panel on the right side of the oven.

– 4 –

Serial Number

The fi rst two numbers of the serial number
identify the month and year of manufacture.

Example: AS123456S = January, 2009

A - JAN 2009 - S

D - FEB 2008 - R
F - MAR 2007 - M
G - APR 2006 - L
H - MAY 2005 - H
L - JUN 2004 - G
M - JUL 2003 - F
R - AUG 2002 - D
S - SEP 2001 - A
T - OCT 2000 - Z
V - NOV 1999 - V

Z - DEC 1998 - T

The letter des ig nat ing
the year re peats every
12 years.

Example:
T - 1974
T - 1986
T - 1998

Introduction

The GE Spacemaker Over-the-Range Microwave Oven is a versatile appliance for any kitchen.

Features and Benefi ts:

Sensor Cook - The microwave oven automatically adjusts the cooking time to various types and amounts of

food.

Auto and Time Defrost - Auto defrost sets the defrosting time and power levels to deliver even defrosting

results for up to 6 pounds of meats, poultry, and fi sh. Time defrost defrosts for the length of time you specify.

Turntable On/Off - Rotate food for even cooking or disable the turntable to accommodate large casserole

dishes.

Removable Two-Position Oven Rack - The removable oven rack features two positions that allow more

fl exibility when cooking multiple dishes at one time.

– 5 –

JVM1750 Features

Control Features

2

1

1 Door Handle.

open the door. The

Pull to

3

9

7

8

4 Shelf.

microwave several

6

Lets you

8 Removable Turntable.

Turntable and support

4

5

7

door must be securely
latched for the
microwave to operate.

2 Door Latches.

3 Window with Metal

Shield.

Screen
allows cooking to be
viewed while keeping
microwaves confined
in the oven.

foods at once. Food
microwaves best when
placed directly on the
oven floor or turntable.

5 Touch Control Panel.

You must set the clock
and calendar before
using the microwave.

6 Cooktop Light.

7 Grease Filter .

must be in place
when using the oven.
The turntable may be
removed for cleaning.

9 Convenience Guide.

NOTE:

Rating plate, oven
vent(s) and oven light are
located on the inside walls
of the microwave oven.

– 6 –

(Continued Next Page)

JVM1540 Features

10

321

9

4

8

5

7

6

1 Door Handle.

Pull to
open the door. The
door must be securely
latched for the
microwave to operate.

2 Door Latches.

3 Window with Metal

Shield.

Screen allows
cooking to be viewed
while keeping
microwaves confined
in the oven.

4 Touch Control Panel.

5 Cooktop Light.

6 Grease Filter.

7 Removable Turntable.

Turntable and support
must be in place
when using the oven.
The turntable may be
removed for cleaning.

8 Convenience Guide.

9 Shelf (some models).

Lets you microwave
several foods at once.
Food microwaves best
when placed directly
on the turntable.
Available at an extra
cost from your GE
supplier, or see GE
Service Numbers.

– 7 –

10 Rating Plate

. Located
on the inside wall of
the microwave oven.

JVM1750 Controls

1

1

Time Features

Time Cooking

Press Enter

TIME COOK I & II (Press once or twice) Amount of cooking time.
DEFROST AUTO/TIME (Press twice) Amount of defrosting time.
EXPRESS COOK Starts immediately!
POWER LEVEL Power level 1–10.
ADD 30 SEC Starts immediately!

Defrosting by Weight

Press Enter

DEFROST AUTO/TIME (Press once) Food weight

2 3

2

Convenience Features

Press Enter Option

SNACKS (See Snacks Guide) Snack type 1–6 number/weight
DEFROST AUTO/TIME Food weight

(Press once)

3

Sensor Features

Press Enter Option

POPCORN Starts immediately! more/less time
BEVERAGE Starts immediately!
REHEAT Starts immediately! more/less time
POTATO Starts immediately! more/less time
VEGETABLE (on some models) Starts immediately! more/less time

Press once (fresh vegetables)
Press twice (frozen vegetables)
Press three times (canned vegetables)

COOK (on some models) Food type 1–6
Press 1 for Chicken Starts immediately!

Press 2 for Fish
Press 3 for Ground Meats
Press 4 for Fresh Vegetables
Press 5 for Frozen Vegetables
Press 6 for Canned Vegetables

(on some models)

more/less time
more/less time
more/less time
(on some models)

– 8 –

(Continued next page)

JVM1540 Controls

You can microwave
by time, temperature
or with the
convenience
features.

1

Time Features

Time Cooking

Press Enter

TIME COOK I & II (Press once or twice) Amount of cooking time.
DEFROST AUTO/TIME (Press twice) Amount of defrosting time.
EXPRESS COOK Starts immediately!
POWER LEVEL Power level 1–10.
ADD 30 SEC Starts immediately!

2

Convenience Features

Press Enter Option

COOK (on some models) Food type 1–9 + weight
POPCORN Starts immediately! more/ less time

REHEAT (See Reheat Guide) serving size
BEVERAGE Starts immediately! serving size
POTATO Starts immediately! serving size
VEGETABLE (on some models) Food type 1–3 + weight
DEFROST AUTO/TIME Food weight

(Press once)

serving size

– 9 –

Demo Mode (JVM1750)

To enter the Demo Mode, touch and hold the • HELP pad for a full 3 seconds.
To end the Demo Mode, touch and hold the • HELP pad for a full 3 seconds.

As pads are pressed in the Demo Mode, explanations of the pads' functions will be scrolled across the •
display screen.

No components will actually be energized, however, during Demo Mode.•

– 10 –

Front View

Component Locator Views

Grill Assembly

Control Panel Assembly

Turntable Shaft

Front View - Control Panel Assembly Removed

Cooling Fan Motor

Hood TCO

Bottom TCO

(Continued Next Page)

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