LG DLE3777W Manual de usuario

Website:http://www.LGservice.com [For U.S.A]

www.lg.ca [For Canada]

ELECTRIC & GAS DRYER

SERVICE MANUAL

CAUTION

READ THIS MANUAL CAREFULLY TO DIAGNOSE

TROUBLES CORRECTLY BEFORE OFFERING SERVICE.

MODEL :

DLE5977W/DLG5988W

DLE5977B/DLG5988B

DLE3777W/DLG3788W

DLE5977WM/DLG5988WM

DLE5977SM/DLG5988SM

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.

WARNING !

WHAT TO DO IF YOU SMELL GAS:

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.

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.

IMPORTANT

Electrostatic Discharge (ESD)

Sensitive Electronics

ESD problems are present everywhere. ESD may damage or weaken the electronic

control assembly. The new control assembly may appear to work well after repair is

finished, but failure may occur at a later date due to ESD stress.

Use an anti-static wrist strap. Connect wrist strap to green ground connection point or unpainted

metal in the appliance. - OR -

Touch your finger repeatedly to a green ground connection point or unpainted metal

in the appliance.

Before removing the part from its package, touch the anti-static bag to a green ground connection

point or unpainted metal in the appliance.

Avoid touching electronic parts or terminal contacts; handle electronic control assembly by edges only.

When repackaging failed electronic control assembly in anti-static bag, observe above instructions.

■Do not try to light a match, or cigarette, or turn on

any gas or electrical appliance.

■Do not touch any electrical switches. Do not use any

phone in your building.

■Clear the room, building or area of all occupants.

■Immediately call your gas supplier from a neighbor’s

phone. Follow the gas supplier’s instructions

carefully.

■If you cannot reach your gas supplier, call the fire

department.

1. SPECIFICATIONS ..................................................................................................................4

2. FEATURES AND BENEFITS.................................................................................................... 6

3. INSTALLATION INSTRUCTIONS ........................................................................................... 6

4. DRYER CYCLE PROCESS..................................................................................................... 13

5. COMPONENT TESTING INFORMATION..............................................................................14

6. MOTOR DIAGRAM AND SCHEMATIC..................................................................................17

7. CONTROL LAY - OUT .........................................................................................................18

8. WIRING DIAGRAM ............................................................................................................19

9. DIAGNOSTIC TEST .............................................................................................................20

9-1. TEST 1 120VAC ELECTRICAL SUPPLY..........................................................................21

9-2. TEST 2 THERMISTOR TEST --- MEASURE WITH POWER OFF .......................................22

9-3. TEST 3 MOTOR TEST ................................................................................................23

9-4. TEST 4 MOISTURE SENSOR ....................................................................................24

9-5. TEST 5 DOOR SWITCH TEST ...................................................................................25

9-6. TEST 6 HEATER SWITCH TEST - ELECTRIC TYPE...........................................................26

9-7. TEST 7 GAS VALVE TEST - GAS TYPE.........................................................................27

10. CHANGE GAS SETTING (NATURAL GAS, PROPANE GAS) ...............................................28

11. DISASSEMBLY INSTRUCTIONS .........................................................................................30

12. EXPLODED VIEW..............................................................................................................37

12-1. CONTROL PANEL & PLATE ASSEMBLY.......................................................................37

12-2. CABINET & DOOR ASSEMBLY...................................................................................38

12-3-1. DRUM & MOTOR ASSEMBLY : ELECTRIC TYPE ........................................................39

12-3-2. DRUM & MOTOR ASSEMBLY : GAS TYPE...............................................................40

13. REPLACEMENT PARTS LIST.................................................................................................41

CONTENTS

SPECIFICATIONS

■Name : Electric and Gas Dryer

■Power supply : Please refer to the rating label regarding detailed

information.

■Size : 68.6X98.3X76.1 (cm)

■Dryer capacity : IEC 7.3cu.ft.

■Weight : 126 (Ibs)

Specifications are subject to change by manufacturer.

■ ACESSORIES

Dryer rack (1 each) Stacking kit (1 each)

Purchased Separately Pedestal (1 each)

Purchased Separately

See page 6 for how to use. See page 7 for how to use. See page 8 for how to use.

Temperature

Moisture

High / Low / Off

Sensor

124 / 144

Door Trim

Top Plate

Color

Blue WhiteChromate + STS Deco

PaintedPorcelain

Blue White

120V / 240V 60Hz (26A)

POWER SUPPLY

LAMP

HEATER

MOTOR

7.3 cu.ft.

Electronic

GAS VALVE

5400W (22.5A)

250W (4.5A)

15 W (125mA)

13 W (110mA) x 2

ELECTRICITY

CONSUMPTION

Blue White

Black Titanium

Material &

Finishes

DLG3788W

DLG5988W

DLG5988B

ITEM

Child Lock

Reversible Door

Interior Light

Product (WxHxD)

Packing (WxHxD)

Sound levels

Dryer Rack

Drum

No. of Dry Levels

No. of Dry Options

No. of Programs

DRUM CAPACITY

CONTROL TYPE

No. of Temperature Controls

Weight (lbs) : Net / Gross

AC 120V

(GAS TYPE)

AC 240V

(ELECTRIC TYPE)

Electrode sensor

Termistor

AC 120V

REMARK

Avaiable

27" x 42 3/4x 28 1/3

29 1/2" x 44 3/4x 30 3/4

Stainless Steel

DLE5977WM

DLE5988WM

DLE3777W

DLE5977W

DLE5977B DLE5977S

DLG5988S

DLE5977SM

DLG5988SM

FEATURES AND BENEFITS

INSTALLATION INSTRUCTIONS

DLE5977W/DLG5988W/DLE5977B/DLG5988B/DLE5977WM/DLG5988WM/DLE5977SM/DLG5988SM

DLE3777W/DLG3788W

Open the door.

Hold the dryer rack

with both hands.

Put the dryer rack into

the drum Make sure that dryer is

evenly placed right onto the

drum inside and door rim.

123

Dryer Rack Installation Instructions

To ensure safe and secure installation, please observe the instructions below.

Place washer firmly on a stable, even and

solid floor as product installation instructions

describes in owner’s manual.

Peel protective paper off the tape from the

stacking kit side bracket.

Fit the stacking kit side bracket firmly to the

side of top plate by attaching the double-

faced tape to top plate as picture shows.

Secure stacking kit side bracket to the

washer with a screw on the back of bracket.

Repeat Steps 2, 3, 4 for the other side.

Place the dryer on top of the washer by fitting

legs as shown in the picture. Avoid finger

injuries - be careful not to pinch fingers

between the washer and dryer. Slide washer

slowly backwards to the stopper of kit.

Insert the front stacking kit. Push the front

stacking kit back to the stoppers of side

stacking kit.

Screw both sides of the front kit.

• Do not use stacking kit with a gas dryer in

potentially unstable conditions like a mobile

home.

Stacking kit

Do not attempt installation with one person.

Incorrect installation procedure can cause

serious accidents and physical Injuries.

The weight of the dryer and the height of

installation makes the stacking procedure

too risky for one person. This procedure

should be performed by 2 or more

experienced service personnel.

W ARNING

Stacking Kit Installation Instructions

For washer, dryer, and combo LG 27

25.4?

(64.5cm)

2.86?

(7cm)

18.7?

(47.5 cm)

27?

(68.6cm)

7.24

(18.4cm)

Pedestal Installation Instructions

4Attach the double-faced tape of the bracket to the

dryer as shown so the bent parts of the brackets

align with the edge and can be attached to the

pedestal with screws.

NOTE :

Attach the lower side first.

5Be sure to press the adhesive parts of the brackets

firmly to the appliance.

6Install the eight (8) screws(supplied) to attach the

brackets to the pedestal.

7Move the dryer to the desired place.

NOTE :

The appliance and pedestal assembly

must be placed on a solid and level floor

for proper operation. Adjust the legs of the

appliance and pedestal by turning with a

wrench. Then, adjust the lock unt toward

the pedestal while holding the pedestal leg

using a wrench.

1Remove pedestal, installation hardware, and

instructions from the shipping carton.

2Position dryer on top of the pedestal. ,

3Remove the paper from the

bracket.

for washer/

combo

for washer/

combo

for dryer

Use the instructions at this section if your home has

a 3-wire receptacle (NEMA type 10-30R) and you

will be using a UL listed, 120/240 volt minimum,

30 amp, dryer power supply cord.

Review the following options to determine the appropriate electrical connection

for your home:

If this type is available at your home. you will be

connecting to a fused disconnect or circuit breaker

box

Important : use 4-wire connection in the places such

as mobile homes and areas where 3-wire connections

is not available.

Prepare minimum 5ft(1.52m) of length in order for

dryer to be replaced.

First, peel 5 inch (12.7cm) of covering material from

end. Make a 5 inch of ground wire bared. After cutting

/2inch (3.8cm) from 3 other wires. peel insulation

back 1inch (2.5cm). Make ends of 3 wires a hook

shape.

Then, put the hooked shape end of the wire under the

screw of the terminal block(hooked end facing rightward)

and pinch the hook together and screw tightly.

Use the instructions at this section if your home has

a 4-wire receptacle (NEMA type 14-30R) and you

will be using a UL listed, 120/240 volt minimum,

30 amp, dryer power supply cord.

If this type is available at your home. you will be

connecting to a fused disconnect or circuit breaker

box

1. Connect neutral wire(white) of power cord to center

terminal block screw.

2. Connect red and black wire to the left and right

terminal block screws.

3. Connect ground wire(green) of power cord to external

ground screw and move neutral ground wire of

appliance and connect it to center screw.

4. Make sure that the strain relief screw is tightened.

and be sure that all terminal block nuts are on tight and

power cord is in right position.

(12.7 cm) 31/2"

(8.6 cm)

(2.5 cm)

(12.7 cm)

(2.5 cm)

3V2"

(8.9 cm)

3-wire direct

4-wire receptacle

(NEMA type14-30R)

3-wire receptacle

(NEMA type10-30R)

4-wire direct

(12.7 cm) 31/2"

(8.6 cm)

(2.5 cm)

(12.7 cm)

(2.5 cm)

3V2"

(8.9 cm)

4-wire connection : Direct wire

(12.7 cm) 31/2"

(8.6 cm)

(2.5 cm)

(12.7 cm)(12.7 cm)

(2.5 cm)

(8.9 cm)

Important : use 3-wire connection in the places

such as mobile homes and areas where 3-wire

connections is not available.

Prepare minimum 5ft(1.52m) of length in order for

dryer to be replaced.

First, peel 3 1/2inch (8.9cm) of covering material

from end and bare 1 inch from the ends.

1. Connect neutral wire(white) of power cord to

center terminal block screw.

2. Connect red and black wire to the left and right

terminal block screws.

3. Make sure that the strain relief screw is tightened

and be sure that all terminal block nuts are on

tight and power cord is in right position.

Then, put the hooked shape end of the wire under

the screw of the terminal block(hooked end facing

rightward) and pinch the hook together and screw

tightly.

(12.7 cm) 31/2"

(8.6 cm)

(2.5 cm)

(12.7 cm)

(2.5 cm)

3V2"

(8.9 cm)

3-wire connection : Direct wire

1. Connect neutral wire(white) of power cord to

center terminal block screw.

2. Connect red and black wire to the left and right

terminal block screws.

3. Connect ground wire(green) of power cord to

external ground screw and move neutral ground

wire of appliance and connect it to center screw.

4. Make sure that the strain relief screw is tightened.

and be sure that all terminal block nuts are on

tight and power cord is in right position.

• lf your local codes or ordinances do not allow the

use of a 3 wire connection, or you are installing

your dryer in a mobile home, you must use a 4-

wire connection.

Option 1: 4-wire connection with

a Power supply cord.

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