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.
W ARNING
To avoid personal injury, disconnect power before 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 position and properly fastened.
All rights reserved. This service guide may not be reproduced in whole or in part
in any form without written permission from the General Electr ic Company.
The 2003 Monogram S tainless S teel, 30-, 36- and 48 in.
Range Hood models are being introduced with a new
motor mount that allows for easy removal and
replacement of the fan motor .
Other features include:
•Baffle grease filters and drip trays to allow for quick
and easy cleaning.
•A four-setting light control.
•A four-setting fan control.
•An infrared heat lamp.
•A fan ON indicator light.
•Kitchen utensil rods, located on each side of the
hood used to hang and display cooking utensils,
pots and pans, or nonflammable decorative items.
Model ZV30
Model ZV30R
Nomenclature
To access the nomenclature and schematic
diagram, remove the left grease baffle.
Schematic
Nomenclature
Schematic
Nomenclature
– 4 –
Page 5
W arranty
Monogram Hood Warranty
Proof of original purchase date is needed to obtain service under warranty.
What Is Covered
Full One-Year Warranty
For one year from date of original purchase, we will provide, free of charge, parts and service labor in
your home to repair or replace any part of the hood that fails because of a manufacturing defect.
This warranty is extended to the original purchaser and any succeeding owner for products purchased
for ordinary home use in the mainland 48 states, Hawaii, and Washington, D.C. In Alaska, the warranty
is the same except that it is LIMITED because you must pay to ship the product to the service shop or
for the service technician’s travel costs to your home.
All warranty service will be provided by our Factory Service Centers or by our authorized Customer
®
Care
Servicers during normal working hours.
Should your appliance need service, during warranty period or beyond, call 800.444.1845.
What Is Not Covered
• Service trips to your home to teach you how to use the product.
• Replacement of home fuses or resetting of circuit breakers.
• Incidental or consequential damage caused by possible defects with this appliance.
• Replacement of the filters and light bulbs.
• Damage to the product caused by accident, fire, floods, or acts of God.
• Failure of the product if it is used for other than its intended purpose or used commercially .
• Improper installation.
If you have an installation problem, contact your dealer or installer . You are responsible for providing
adequate electrical, gas, exhausting, and other connecting facilities as described in the Installation
Instructions provided with the product.
Some states do not allow the exclusion or limitation of incidental or consequential damages, so the
above limitation or exclusion may not apply to you. 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 in your state, consult your local or state consumer affairs office or
your state’s Attorney General.
Warrantor: General Electrical Company. Louisville, KY 40225
– 5 –
Page 6
Control Features
1 - Light Control
The two surface lights are controlled using a 5position switch (OFF, 1, 2, 3, and HI). Turn the light
from OFF to HI to adjust the intensity of the light while
cooking.
2 - Fan Control
The fan speed is controlled using a 5-position switch
(OFF, 1, 2, 3, and HI). Turn the fan control speed
from OFF to HI as needed.
3 - Fan Indicator Light
The fan indicator light comes ON when the fan is
turned ON.
4 - Heat Lamp Control
The heat lamp is controlled by its own ON/OFF
rocker switch. Press the rocker switch for the
warming lamps to begin heating.
12
43
12
43
– 6 –
Page 7
ZV30, ZV36, and ZV48 Components
Baffle Grease Filter and Drip T rays
Removal and Replacement
1. Grasp the 2 handle knobs. Slide the grease
filter forward and up until it clears the drip tray
and remove. Remove the drip trays.
Knob
Knob
Fan Motor
Removal and Replacement
1. Disconnect the electrical connector from the
fan motor.
2. Press back the motor mount retaining clip.
3. Slide the motor mount from the channel and
remove the fan motor .
Channel
Connector
Motor
2. Remove the 2 drip trays from drip tray
channel.
Drip Tray
Channel
Clip
Heat Lamp Panel
Removal and Replacement
WARNING: Heat lamp may be hot.
The bulb is a 120 volt, 175 watt, par-38 infrared
bulb. Part No. - WB08X10029.
1. Remove the heat lamp.
2. Remove the 2 screws from the heat lamp
panel, then lower the panel from the range
hood.
.
(Continued next page)
– 7 –
Page 8
Panel
Lamp
Screw
Screw
3. Disconnect the electrical connector and
remove the heat lamp panel.
Connector
Panel
Clamp
Clamp
3. Loosen the 2 wire retaining screws and
remove the wires from the heat lamp socket.
Socket
2 Screws
Heat Lamp Socket
Removal and Replacement
WARNING: Heat lamp socket may be hot.
T ech Tip: Use of a plastic putty knife or a taped
metal putty knife helps prevent scratching of
metal surfaces.
1. Remove the
2. Press the socket clamps in and pull the heat
lamp socket from the heat lamp panel.
Heat Lamp Panel.
Heat Lamp Switch
Removal and Replacement
1. Remove the
2. Press the switch clamps in and pull the
switch from the heat lamp panel.
3. Label and disconnect the 4 electrical
connectors from the heat lamp switch.
Heat Lamp Panel.
Clamps
Connectors
Switch
– 8 –
Page 9
Surface Lights
Removal and Replacement
WARNING: Surface light s may be hot.
The surface lights are 120 volt, 50 watt, par-16
halogen flood bulbs. Part No. WB08X10028.
1. Turn the trim ring counterclockwise until it falls
from the socket.
2. Remove the light from the socket.
Trim Ring
Trim Ring
4. Loosen the 2 wire retaining screws and
remove the wires from the surface light
socket.
Screw
Screw
Surface Light Sockets
Removal and Replacement
1. Remove the
2. Remove the
3. Press the socket clamps in and pull the
socket from the overhead light panel.
Heat Lamp Panel.
Surface Lights.
Clamp
Clamp
Socket
– 9 –
Page 10
Rotary Switch
Removal and Replacement
Note: The procedure to remove both the fan
rotary switch and the light rotary switch are
identical.
.
Note: Make sure the pin on the rotary switch is
aligned with the hole in the panel before installing
the nut.
1. Remove the
Heat Lamp Panel.
2. Pull the control knob from the rotary switch.
3. Remove the nut from the front of the rotary
switch
Nut
Switch
4. Reach behind the hood and pull the rotary
switch out to access the electrical
connectors.
5. Label and disconnect the 7 wires from the
rotary switch and remove the rotary switch.
Hole
Pin
Autotransformer
Removal and Replacement
1. Remove the
2. Remove the light switch control knob. (See
Rotary Switch.)
3. Remove the fan switch control knob. (See
Rotary Switch.)
4. Remove the 7 screws that hold the surface
light panel to the hood.
Heat Lamp Panel.
– 10 –
Page 11
5. Remove the 4 screws that hold the
autotransformer to the mounting bracket.
4 Screws
Bracket
6. Label and disconnect the 7 wires from the
autotransformer and remove the autotransformer.
Autotransformer
Socket
2 Terminal Lugs
3. Pull the indicator light socket from the red
indicator cap.
Cap
Fan Motor Indicator Light
Removal and Replacement
1. Remove the
2. Reach behind the hood and disconnect the 2
wires from the indicator light socket.
Heat Lamp Panel.
– 11 –
Page 12
ZV30R, ZV36R, and ZV48R Component s
Grease Baffles
Removal and Replacement
1. Lift the tabs to release the baffles.
2. Remove the 2 baffles from the hood.
Tab
Fan Motor
Removal and Replacement
WARNING: Heat lamp may be hot.
Heat Lamp Panel
Removal and Replacement
WARNING: Heat lamp may be hot.
1. Remove the heat lamp.
2. Remove the 2 screws from the heat lamp
panel and lower the heat lamp panel from the
range hood.
screw
3. Disconnect the electrical connector and
remove the heat lamp panel.
screw
1. Disconnect the electrical connector from the
fan motor.
2. Press back the motor mount retaining clip.
3. Slide the motor mount from the channel and
remove the fan motor .
Clip
Disconnect
Heat Lamp Socket
Removal and Replacement
WARNING: Heat lamp socket may be hot.
1. Remove the
2. Press the socket clamps in and pull the heat
lamp socket from the heat lamp panel.
Heat Lamp Panel.
– 12 –
Page 13
Clamp
Clamp
3. Loosen the 2 wire retaining screws and
remove the wires from the heat lamp socket.
Clamps
4 Connectors
Switch
Surface Lights
Socket
2 Screws
Heat Lamp Switch
Removal and Replacement
1. Remove the
2. Press the switch clamps in and pull the
switch from the heat lamp panel.
3. Label and disconnect the 4 electrical
connectors from the heat lamp switch.
Heat Lamp Panel.
Removal and Replacement
WARNING: Surface light s may be hot.
1. Turn the trim ring counterclockwise until it falls
from the socket.
2. Remove the light from the socket.
Retainer
– 13 –
Page 14
Surface Light Sockets
Rotary Switch
Removal and Replacement
1. Remove the
Heat Lamp Panel.
2. Remove the surface lights.
3. Press the socket clamps in and pull the
socket from the surface light panel.
Clamp
Clamp
Socket
Removal and Replacement
Note: The procedure to remove both the fan
rotary switch and the light rotary switch are
identical.
1. Remove the
Heat Lamp Panel.
2. Pull the control knob off the rotary switch.
3. Remove the nut from the front of the rotary
switch.
Nut
4. Loosen the 2 wire retaining screws and
remove the wires from the overhead light
socket.
Screw
Screw
4. Reach behind the hood and pull the rotary
switch out to access the electrical
connectors.
5. Label and disconnect the 7 terminal lugs from
the rotary switch and remove the rotary
switch.
Connectors
Switch
6. Label and disconnect seven terminal lugs
from the rotary switch.
– 14 –
Page 15
Note: Make sure the pin on the rotary switch is
aligned with the hole in the panel before installing
the nut.
Fan Motor Indicator Light
Removal and Replacement
Hole
Pin
Autotransformer
Removal and Replacement
1. Remove the
2. Remove the light switch control knob. (See
Rotary Switch.)
Heat Lamp Panel.
1. Remove the
Heat Lamp Panel.
2. Reach behind the hood and disconnect the 2
wires from the indicator light socket.
Socket
2 Terminal Lugs
3. Pull the indicator light socket from the red
indicator cap.
3. Remove the fan switch control knob. (See
Rotary Switch.)
4. Remove four screws from the
autotransformer.
5. Label and disconnect seven terminal lugs
from the autotransformer.
Screw
Terminal Lugs
Cap
– 15 –
Page 16
Troubleshooting
Single Fan Motor (Use schematic SE1ANB)
The fan
does not
work.
!Do the lights work?
Yes
!Is the circuit breaker open or fuse blown?
No
No
Yes
Reset the circuit
breaker or replace th e
fuse.
!With the lamp switch set to OFF, is 120
volts present between pin (a) and pin (e)
on the fan motor switch?
No
Repair faulty wiring.
Yes
Disconnect power and remove the wires from
termi na ls from (a) and (e) on the fan motor switch.
!Can you turn the fa n bl ad e by ha n d?
No
Replace the fan motor.
Yes
Isolate the fan motor swit ch.
! With the fan motor switch set to (1), is continuity present between pin (a) and pin (1) on the fan motor switch?
! With the fan motor switch set to (2), is continuity present between pin (a) and pin (2) on the fan motor switch?
! With the fan motor switch set to (3), is continuity present between pin (a) and pin (3) on the fan motor switch?
! With the fan motor switch set to (HI), is continuity present between pin (a) and pin (4) on the fan motor switch?
! With the fan motor switch set to (1), is continuity present between pin (e) and pin (5) on the fan motor switch?
! With the fan motor switch set to (2), is continuity present between pin (e) and pin (5) on the fan motor switch?
! With the fan motor switch set to (3), is continuity present between pin (e) and pin (5) on the fan motor switch?
! With the fan motor switch set to (HI), is continuity present between pin (e) and pin (5) on the fan motor switch?
Yes
Isolate the fan motor swit ch.
! Is the resistence between the white wire and the red wire leading from the fan motor switch approximately 2.5 ohms?
! Is the resistence between the white wire and the grey wire leading from the fan motor switch approximately 4.7 ohms?
! Is the resistence between the white wire and the black wire leading from the fan motor switch approximately 8.3 ohms?
! Is the resistence between the white wire and the blue wire leadi ng from the fan motor switch approximately 14.2 ohms?
Yes
No
Replac e the fan m o tor
betw e en the terminal board
No
and the fan motor switch.
switch.
Repair faulty wiring
Locate the fan motor capacitor.
! Is the resistence between the brown wire and the yellow wire approximately 18.1 ohms?
Yes
Replace the capacitor. If the motor
fails to operate replace the motor.
Replace the fan motor.
No
Note: On dual motor models, if one of the
capacitors is open, or if the wires and/or
connections to the capacitor are open, the motors
will run slower than normal. If both capacitors are
open, then both motors will hum.
– 16 –
Page 17
Fan Motor Indicator Light
The fan
does not
work.
! D o the lig hts work?
Yes
! W ith the lamp sw itch set to OFF, is 120
volts present between pin (a) and pin (e)
on the fan moto r switch?
Yes
Disconnect power and remove the wires from
terminals from (a) and (e) on the fan motor switch.
! Can you turn the fan blade by hand?
Yes
Isolate the fan motor switch.
! W ith th e fan moto r switch set to (1), is con tinuity p resent bet ween pin (a) and pin (1) on the f an motor switch?
! W ith th e fan moto r switch set to (2), is con tinuity p resent bet ween pin (a) and pin (2) on the f an motor switch?
! W ith th e fan moto r switch set to (3), is con tinuity p resent bet ween pin (a) and pin (3) on the f an motor switch?
! W ith th e fan moto r switch set to (H I), is co ntinuity pr esent between pin (a) and pin (4) on the f an motor switch?
! W ith th e fan moto r switch set to (1), is con tinuity p resent bet ween pin (e) and pin (5) on the f an motor switch?
! W ith th e fan moto r switch set to (2), is con tinuity p resent bet ween pin (e) and pin (5) on the f an motor switch?
! W ith th e fan moto r switch set to (3), is con tinuity p resent bet ween pin (e) and pin (5) on the f an motor switch?
! W ith th e fan moto r switch set to (H I), is co ntinuity pr esent between pin (e) and pin (5) on the f an motor switch?
Yes
Isolate the fan motor switch.
! I s the resistence b etween th e white wire and the red w ire leadi ng from th e fan mo tor switch approximately 2.5 ohms?
! I s the resistence b etween th e white wire and the grey wire leading from the fan mo tor switc h approxim ately 4.7 ohms?
! I s the resistence b etween th e white wire and the black wire lea ding fro m the fan motor switch appro ximately 8.3 ohms?
! I s the resistence b etween th e white wire and the blue wire lea ding from the fan motor switc h appro ximately 14.2 ohms?
Yes
Locate the fan motor capa citor.
! I s the resistence b etween th e brown w ire and the yello w wire approximate ly 18.1 o hms?
Yes
Replace the capacitor. If the motor
fails to operate replace t he motor.
! Is the circuit breaker open or fuse blown?
No
No
No
No
Repai r faulty w iring.
Replac e the fan m otor.
Yes
Reset the cir cu it
breaker or replace the
fuse.
Replace the fan motor.
No
No
No
Replace the fan motor
switch.
Repai r faulty w iring
between the terminal board
and the fan motor switch.
Heat Lamp
!Is the circuit breaker open or fuse blown?
!Does the heat lamp bulb have continuity?
!Is 120 volts present between pin (4) and pin (1) on the heat lamp switch?
!Is continuity present between pin (2) on the heat lamp switch and terminal (L) on the heat lamp socket?
!Is continuity present between pin (5) on the heat lamp switch and terminal (N) on the heat lamp socket?
The heat
lamp does
not work.
No
Yes
Yes
Yes
Replace the heat lamp switch.
If the problem persists, replace
the heat lamp socket.
Yes
No
Reset the circuit
breaker or replace the
fuse.
Replace the lamp bulb.
No
Repair faulty wiring.
No
Repair faulty wiring.
– 17 –
Page 18
Surface Lights
One or both
of the
surface
lights do
not work .
!Is the circuit breaker open or fuse
blown?
Yes
Reset the circuit
breaker or replace the
fuse.
No
!Does the lamp bulb have continuity?
Repl a c e th e l amp bulb.
No
Yes
!With the lamp switch set to OFF, is 120 volts prese n t between pi n
(e) on the lamp switch and pin (6) on the autotransformer?
No
Repair faulty wiring.
Yes
Isolate the lamp switch.
! With the lamp switch set to (1), is continuity present between pin (a) and pin (1) on the lamp switch?
! With the lamp switch set to (2), is continuity present between pin (a) and pin (2) on the lamp switch?
! With the lamp switch set to (3), is continuity present between pin (a) and pin (3) on the lamp switch?
! With the lamp switch set to (HI), is continuity present between pin (a) and pin (4) o n the lamp switch?
! With the lamp switch set to (1), is continuity present between pin (e) and pin (5) on the lamp switch??
! With the lamp switch set to (2), is continuity present between pin (e) and pin (5) on the lamp switch?
! With the lamp switch set to (3), is continuity present between pin (e) and pin (5) on the lamp switch?
! With the lamp switch set to (HI), is continuity present between pin (e) and pin (5) o n the lamp switch?
Yes
! Is continuity present between pin (5) on the lamp switch and pin (1) on the autotransformer?
! Is continuity present between pin (4) on the lamp switch and pin (6) on the autotransformer?
! Is continuity present between pin (3) on the lamp switch and pin (5) on the autotransformer?
! Is continuity present between pin (2) on the lamp switch and pin (4) on the autotransformer?
! Is continuity present between pin (1) on the lamp switch and pin (3) on the autotransformer?
No
Yes
No
Repair faulty wiring.
Repl ace the
lamp switch.
Isolat e the lamp switc h.
! Is continuity present between pin (1) and pin (2) on the autotransformer?
! Is the resistence between pin (1) and pin (3) on the autotransformer approximately 3.2 ohms?
! Is the resistence between pin (1) and pin (4) on the autotransformer approximately 3.9 ohms?
! Is the resistence between pin (1) and pin (5) on the autotransformer approximately 4.4 ohms?
! Is the resistence between pin (1) and pin (6) on the autotransformer approximately 5.0 ohms?
Yes
! Is continuity present between lamp switch pin (a) and terminal (L) on both lamp sockets?
! Is continuity present between autotransformer pin (2) and terminal (N) on both lamp sockets?
Yes
Replace the faulty
lamp socket.
No
No
Replace the
autotransformer.
Repair faulty wiring.
– 18 –
Page 19
Schematics
All ZV30 and ZV36 - RSF1SS, SSF1SS, and TSF1SS Models
WARNING: Power must be disconnected before servicing the appliance.
– 19 –
Page 20
All ZV48 - RSF1SS, SSF1SS, and TSF1SS Models
WARNING: Power must be disconnected before servicing the appliance.