LG LWC3063BD/00 - Installation Manual

ENGLISH

1

BEFORE BEGINNING

Remove all tape and packing materials before using the oven. Dispose of all plastic bags after

unpacking the oven.

Never allow children to play with packing materials.
You can download an installation manual at http://www.lg.com.

IMPORTANT SAFETY INSTRUCTIONS

R

ead and follow all instructions before using the oven to prevent the risk of fire, electric shock,

injury to persons, or damage when using the oven. This guide does not cover all possible

conditions that may occur. For further assistance contact the service agent or manufacturer.

This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or

hurt you and others. All safety messages will follow the safety alert symbol and either the

word “WARNING” or “CAUTION”. These words mean :

WARNING

This symbol will alert you to hazards or unsafe practices which could cause

serious bodily harm or death.

CAUTION

This symbol will alert you to hazards or unsafe practices which could cause

bodily injury or property damage.

SAFETY

INSTALLATION REQUIREMENTS

Part 1

Part 2

• The information in this manual should be followed exactly.

- Failure to do so could result in fire or electrical shock, causing property damage, personal

injury or death.

• DO NOT put any weight on the oven door. Never allow anyone to climb, sit,

stand or hang on the oven door.

- The oven could be tipped and injury might result from contact with hot food or the oven itself.

• The electrical power must be shut off while the electrical connections are being made.

- Failure to do so can result in severe personal injury, death or electrical shock.

• New branch-circuit installations (1996 NEC), mobile homes, recreational

vehicles, or installations where local codes prohibit grounding through the

neutral conductor require 4-wire branch-circuit connection.

• Improper connection of aluminum house wiring to copper leads can result in

an electrical hazard or fire. Use only connectors designed for joining copper to

aluminum and follow the manufacturer’s recommended procedure closely.

• Mounting screws must be used.

- Failure to do so can result in the oven falling out of the cabinet, causing serious injury.

WARNING

• Make sure the cabinets and wall coverings around the oven can withstand the

temperature (up to 194˚F[90˚C]) generated by the oven.

- Discoloration, delamination or melting may occur.

• DO NOT remove spacers on the side walls of the built-in oven.

- These spacers center the oven in the space provided. The oven must be centered to prevent

excess heat buildup that may result in heat damage or fire.

• DO NOT block the oven air exhaust located at the bottom of the oven.

- Blocking the exhaust may cause cabinet damage and product malfunction.

CAUTION

IMPORTANT NOTE

This installation must be completed by a qualified

installer or technician.

Proper installation is the responsibility of the

installer and product failure due to improper

installation is NOT covered under warranty.
• Installer: please retain these instructions for local

inspector’s reference, then leave them with the

consumer.

• Consumer: please read and keep these

instructions for future reference and be sure to

read the entire OWNER’S MANUAL prior to use.

• Do not use parts other than the provided

components when you install the product.

MATERIALS INCLUDED

4X14

6 Wood Screws(Black) For Lower Mounting

(4 needed for installation and 2 extras)

4X14

6 Wood Screws(Silver) For Upper Mounting

(4 needed for installation and 2 extras)

REQUIRED TOOLS

Phillips Screwdriver

Drill

MATERIALS NEEDED

Junction Box

Wire Nuts

36” (91 cm)

of String

3/4” Conduit

Connector

Measure the current cutout dimensions and compare them to the cutout dimensions shown

below. Little or no cabinet work may be necessary.

IMPORTANT NOTE

• The cabinet base platform must be able to support 202

lbs (91.65

kg) for a Microwave Combination

Wall Oven. If the cabinet does not have a solid bottom, two braces or runners must be installed level

with the bottom of the cutout to support the weight of the oven. Make sure the base is level and the

front of the cabinet is square. If the cabinet base is not level, the oven racks will tend to slide out

when opening the door.

•

If marks, blemishes or the cutout opening are visible above the installed oven, it may be necessary

to add wood shims under the runners and front trim until the marks or opening are covered.

•

If the cabinet does not have a front frame and the sides are less than 3/4” (1.9 cm) thick, shim both

sides equally to establish the cutout width.

•

The junction box must be flush with the rear wall of the cabinet as shown below.

•

Allow at least a 23” clearance for the door depth when it is open.

• Kitchen cabinets in contact with the oven must be heat resistant up to 194°F (90°C), and fronts of

nearby units up to at least 158°F (70°C).

1

INSTALLATION DRAWINGS

(FOR 30” MICROWAVE COMBINATION WALL OVEN)

Cutout Dimensions

Junction Box
Location

41”
(1041.0 mm)

30”

23”

5”

28 1/2” Min.

28 5/8” Max.

43 7/16” Min.

(1103 mm)

43 1/2” Max.

(1106 mm)

Allow 1”

minimum for

overlap of oven

Allow 1”

minimum for

overlap of oven

23 1/2”

Minimum cutout location from floor 12”

Cabinet Width

30” (762 mm)

Recommended

Minimum

Cutout Location

from Floor

12” (304.8 mm)

Cutout Depth

23 1/2” Min. (596.9 mm)

Cutout Width

28 1/2” Min. (723.9 mm)

28 5/8” Max. (727 mm)

Cutout Height

43 7/16” Min. (1103 mm)

43 1/2” Max. (1106 mm)

Product Dimensions

27 3/8” (69.5 cm)

43 13/16”
(111.3cm)

43 3/16”

(109.7 cm)

27 1/6”
(69 cm)

29 3/4” (75.5 cm)

23 3/8” (59.3cm)

2

PREPARATION FOR MOVING THE OVEN

Remove any packing material from the oven before installing the oven.
1. Remove all tape from around the oven.
2. Open the oven door and remove packaging materials and oven racks inside the oven.
3. Door removal is not a requirement for installation of the oven, but is an added convenience.

To remove the door, follow the steps below.

4. Place the oven on a table or platform even with the cutout opening. (The table or platform

must support

202 lbs [91.65 kg] for a Microwave Combination Wall Oven.

)

5. Remove the metal bottom trim from the oven. It will be installed at the end of the installation

process. The trim is wrapped separately and taped to the top of the unit.

Step. 1

Fully open the door.

Hinge

lock

Slot

Lock

Unlock

Step. 2

Pull the hinge locks

up towards the

door's frame, to the

unlocked position.

Step. 3

Firmly grasp both sides of the door at the top.

Step. 4

about 5

Close door to the door

removal position, which is

approximately 5 degrees.

Step. 5

Lift door up and out until

the hinge arm is clear of

the slot.

IMPORTANT NOTE

• Do not lift the door by the handle. The oven

door is very heavy. Firmly grasp the door by

the sides before lifting it off the hinges.

• Do not lay the oven door on its handle. Doing

so may cause dents or scratches.

• Use two or more people to lift or move the

oven into the cabinet opening. Use caution

when lifting the oven and wear gloves to

protect hands from any sharp edges. Failure to

follow these instructions may result in injury.

Spacer

1

ELECTRICAL CONNECTION REQUIREMENTS

Follow the electrical connection requirements below.

Ensure that dedicated circuit protection is prepared as recommended and that the oven is

grounded properly.

IMPORTANT NOTE

Be sure the wall oven is installed and grounded properly by a qualified installer or service

technician.
• This wall oven must be electrically grounded in accordance with local codes or, in their

absence, with the National Electrical Code ANSI/NFPA No.70- latest edition in United States, or

with CSA Standard C22.1-1982 and C22.2 No.01982 (or latest edition), Canadian Electrical Code,

Part1, and all local codes and ordinances.

• This wall oven must be supplied with the proper voltage and frequency, and connected to

an individual, properly grounded branch circuit, protected by a circuit breaker or fuse. For

the circuit breaker or fuse required by this model, see the rating plate to find the wattage

consumption and refer to the table below to get the circuit breaker or fuse amperage.

• A Microwave Combination Wall Oven can consume up to 7,800 W at 240 VAC.

A 50 Amp circuit breaker with wire gauge #8 AWG must be used.

• Do Not ground to a gas pipe.
• Do Not have a fuse in the neutral or grounding circuit.
• A U.L.-listed conduit connector must be provided at the junction box.

2

ELECTRICAL CONNECTION

Prepare the electrical connection as follows:

1. Turn off the circuit breaker or remove fuses to the oven branch circuit.
2. With the oven positioned directly in front of the cabinet opening, connect the flexible conduit

to the electrical junction box as shown below. Position the conduit in such a manner that it

will lie on top of the oven in a natural loop when the oven is installed.

Junction Box
Location

41” Min
for Microwave Combination Wall Oven

Junction Box must be recessed

and conduit connector must be

used at Junction Box.

5” Min

3. If local codes permit connection of the frame grounding conductor to the neutral(white) wire,

follow the instructions for a 3-wire circuit connection.

4. If used in mobile homes or new construction, or a recreational vehicle, or local codes do not

permit connection of the frame grounding conductor to the neutral(white) wire, follow the

instructions for a 4-wire circuit connection.

1

CABINET INSTALLATION

Install the oven into the cabinet as follows:
1. Slide the oven into the opening.

a. Loop (do not tie) a 36” (91 cm) string around the conduit before the oven is slid into place. Lay

the string over the top of the oven and use it to keep the conduit from falling behind the oven.

b. Lift oven into cabinet cutout using the oven opening as a grip. Carefully push against the oven

front frame.

Do not push against outside edges.

c. While sliding the oven back, pull the string so that the conduit lies on the top of the oven in a

natural loop.

d. When you are sure the conduit is out of the way, slide the oven 3/4 way back into the opening.

Remove the string by pulling on one end of the loop.

2. Secure the oven.

a. Using the mounting holes on the oven side

trim as a guide, drill pilot holes for screws

provided. (For securing the Combi Oven, use

a minimum of 4 screws, one on each side in

both the upper and lower ovens.)

b. Secure the oven to the cabinet with screws

provided.

If the cabinet is particle board, you must use

3/4” particle board screws. These may be

purchased at any hardware store.

3. Install the metal bottom trim.

a. Place the metal bottom trim centered over the

pre-drilled mounting holes on the lower base.

b. Using 3 screws provided, secure the bottom

trim to the bottom edge of the cabinet.

4. Reinstall the oven door.

ELECTRICAL CONNECTIONS

INSTALL THE OVEN

Part 3

Part 4

IMPORTANT NOTE

• The wall ovens must be hard wired (direct wired) into an approved junction box. A plug and

receptacle is not permitted on these products.

• DO NOT shorten the flexible conduit. The conduit connector must be securely attached to the

junction box and the flexible conduit must be securely attached to the conduit connector. If the

flexible conduit will not fit within the connector, do not install the oven until a connector of the

proper size is obtained.

• You will need to purchase an appropriate conduit connector to complete the connection of the

conduit to the junction box.

NOTE TO ELECTRICIAN

The power leads supplied with the appliance are UL, CSA recognized for connection to larger

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 the conductor is

governed by the wire gauge and the temperature rating of the insulation around the wire.

To connect to a three-wire circuit, follow these

steps:

1. Connect the oven ground (green) wire and

neutral (white) wire to the branch circuit

neutral (white or gray) wire, using a wire

nut.

2. Connect the oven red wire to the branch

circuit red (L2) wire in accordance with local

codes, using a wire nut.

3. Connect the oven black wire to the branch

circuit black (L1) wire in accordance

with local codes, using a wire nut. If the

residence red, black or white wires are

aluminum conductors, see WARNING.

4. Install the junction box cover.

White

Green

Black

Red

Neutral

Wire nut

Junction Box

To connect to a four-wire circuit, follow these

steps:

1. Separate the oven ground and white wires

if necessary.

2. Connect the oven ground (green) wire

to the branch circuit ground (green) wire

in accordance with local codes, using a

wire nut. If the residence red, black or

white wires are aluminum conductors, see

WARNING.

3. Connect the oven white wire to the branch

circuit neutral (white or gray) wire in

accordance with local codes, using a wire

nut.

4. Connect the oven red wire to the branch

circuit red (L2) wire in accordance with local

codes, using a wire nut.

5. Connect the oven black wire to the branch

circuit black (L1) wire in accordance

with local codes, using a wire nut. If the

residence red, black or white wires are

aluminum conductors, see WARNING.

6. Install the junction box cover.

White

Green

Black

Red

Neutral

Wire nut

Junction Box

3-Wire Circuit Connection

4-Wire Circuit Connection

Step. 1

Firmly grasp both

sides of the door

at the top.

Step. 2

With the door at the

same angle as the

removal position,

seat the indentation

of the hinge arm into the bottom edge of the hinge

slot. The notch in the hinge arm must be fully

seated into the bottom of the slot.

Step. 3

Fully open the door. If the door will not fully

open, the indentation is not seated correctly in

the bottom edge of the slot.

Step. 4

Push the hinge locks up

against the front frame

of the oven cavity to the

locked position.

Step. 5

Close the oven door.

Hinge arm

Bottom
edge of
slot

Indentation

Hinge arm

Hinge lock

Mounting

Hole

Locations

Mounting

Hole

Locations

Trim Screws

Side

Trim

Side Trim

Lower base

Metal Trim:

Correct

position

Metal Trim:

Wrong

position

Metal

bottom

trim

1

CHECKING OPERATION

Each of the functions has been factory checked before shipping. However, it is suggested that you

verify the operation of the oven once more. Refer to the Owner’s Manual. Follow the instructions for

the basic check.
- Turn on power supply. The initial signal sound is heard and the Clock segment appears in the display.

Common

1. Check the operation of the broil mode. When the oven is set to broil, the upper element in the oven

should become red. After a few minutes, partially open the oven door. You should feel heat from

the oven. Press CLEAR/OFF.

2. Check the operation of the convection bake mode. After setting the oven to 350 °F / 177 °C for

convection baking, the fan inside the oven should come on with the door closed. Press CLEAR/OFF.

3. Turn on and off the oven light to check the lights are in normal condition.

Upper Oven

1. Check the Microwave function. Place a glass bowl filled with water in upper oven. Turn the

microwave on for 1 minute. The water should be hot. Press CLEAR/OFF.

Lower Oven

1. Check the operation of the bake mode. Set the oven to bake at 350 °F /177 °C. After a few minutes,

the temperature in the display should increase. Press CLEAR/OFF.

2. Check the operation of the burner for each convection mode. After setting the oven to 350 °F / 177 °C

for each convection mode, the back element should light up and the fan inside the oven should come

on with door closed.

IMPORTANT NOTE

• A small amount of smoke and odor may be noticeable during the initial break-in period.

• If the oven does not operate properly or an F-, followed by a number, appears in the display, see the

Owner’s Manual for the troubleshooting list. The list includes common occurrences that are not the

result of defective workmanship or materials in this product. If the problem occurs continuously,

contact the dealer.

• Refer to the warranty in the Owner’s Manual for the LG toll-free service number and address.

OPERATION CHECKLIST

Part 5

COMbINATION WALL OVEN Installation Guide

MHK66625101_02