LG M1404ER Support and Manuals
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Most Recent LG M1404ER Questions
It Runs A Couple Hours And Then It Pops A Fuse
some days it'll run all day and some days are in a couple hours and boom it pop a fuse
some days it'll run all day and some days are in a couple hours and boom it pop a fuse
(Posted by Michaelmorgan57244 5 years ago)
Energy Saver Button
I have a goldstar model M1404ER and I have managed to misplace the remote and I was wondering if the...
I have a goldstar model M1404ER and I have managed to misplace the remote and I was wondering if the...
(Posted by Combsfam 6 years ago)
Popular LG M1404ER Manual Pages
Service Manual - Page 1
Only for authorized service personnel. Internal Use Only http://biz.lgservice.com
Room Air Conditioner SVC MANUAL(Exploded View)
MODEL : M1403R WG120ORY3 M1404ER
CAUTION Before Servicing the unit, read the safety precautions in General SVC manual.
Service Manual - Page 2
...
16
Refrigerating Cycle
19
Schematic Diagram
22
Wiring Diagram
22
Electronic Control Device
23
Components Location
24
Troubleshooting Guide
25
Piping System
25
Troubleshooting Guide
26
Electrical Parts Troubleshooting Guide
28
Room Air Conditioner Voltage Limits
32
Exploded View
34
Copyright ©2008 LG Electronics. All right reserved.
-2
Only for training and service...
Service Manual - Page 4
...Only for training and service purposes
LGE Internal Use Only f
Be cautious when unpacking and installing the product. Be ...air conditioner could cause injury.
asolin
Be sure the installation area does not deteriorate with it, causing property damage, product failure, and personal injury.
•
Copyright ©2008 LG Electronics. Inc. Do not install, remove, or re-install the unit...
Service Manual - Page 5
... to the risk of electric shock. Outside Dimensi
D
Dimensions
Dimension W H D
Model
mm(inch) mm(inch) mm(inch)
loo o
M1403R, WG1200RY3, M14O4ER 600(23 518) 380(14 3732) 567(22 5/i6)
Copyright ©2008 LC Electronics.
NOTICE This symbol indicates special notes. A
This symbol alerts you to the air conditioner. All right reserved.
5 - Inc.
Service Manual - Page 6
...(CC)
OUTDOOR (DC)
REFRIGERANT (R-22) CHARGE
EVAPORATOR
CONDENSER
FAN, INDOOR
FAN, OUTDOOR
WG1200RY3
M1403R
M1404ER
10, 115, 60Hz
12,...MOTOR OPERATION CONTROL ROOM TEMP. CONTROL
AIR DIRECTION CONTROL
313 6 POLES REMOTE ...since this specification may be changed for training and service purposes
LGE Internal Use Only Specfications
I" Product Specifications
ITEMS
MODELS
POWER SUPPLY...
Service Manual - Page 7
... RADIATION
ABOUT Ye Over 20"
Figure 1
Installation Chec
The setting conditions must remain exposed to the outside .
5.Install the unit from Drain pipe
the fins to initial starting. Optional
1. IN 2. Fig. 4
LGE Internal Use Only Installation AllE
Select the Best Location
1.To prevent vibration and noise, make sure the air conditioner is installed securely. 4 Avoid placing furniture or...
Service Manual - Page 9
...F
OVER 420mm (OVER 1617/v")
H
I
0-25mm (0-1")
When Using Installation Kits
1 Window Requirements
This unit is in standard double hung windows with Instailaion Kit)
When Using Gasket
Installation
2
■
51
■
RIGHT SIDE B
HORIZONTAL LINE
1. All right reserved.
9 - NAME OF PARTS
Q'TY
1 FRAME CURTAIN
2
2 SILL SUPPORT
2
3 BOLT
2
4 NUT
2
5 SCREW(TYPE A) (10mm(2/5')) 16...
Service Manual - Page 10
... both sides. Inc. Slide the unit out from the top upper guide Foam PE and attach it meets.
5 (Type A)
NOTICE Do not pull the window sash down behind the upper guide until it to the proper length. Figure 3 LGE Internal Use Only Open the window. Cabinet Installation
1.
Only for training and service purposes
- 10 -
Attach the upper...
Service Manual - Page 11
Loosely assemble the sill support using the parts in each support (See Figure 5).
6. Select the position that will place the sill support near the outer most point on sill (See Figure 4)
NOTICE Be careful when you install the cabinet
(Frame Guides a are broken easily).
5. Adjust the bolt and the nut of Sill Support for training and service purposes
Figure...
Service Manual - Page 13
... if strong light strikes the sensor window of Controls
1.
To turn the air conditioner ON, push the button. FAN SPEED SELECTOR Everytime you want the unit to set as follows,(1Hours •+2Hours-4 3Hours- 4Hours-> 5Hours-4 6Hours- 7Hours-, 8Hours-> 91-lours-> 10Hours-> 11Hours-> 12Hours- Inc. Only for training and service purposes
- 13 -
I
• Designed for COOLING...
Service Manual - Page 25
L Troubleshooting Guide
Piping System
Troubleshooting Guide
■
CONDENSER COIL FAN
MOTOR
CAPILLARY TUBE COMPRESSOR BLOWER EVAPORATOR COIL
Room air conditioner cycle of refrigeration is a brief description of the refrigerant in what is called the refrigeration system. This will help you to understand the refrigeration cycle and the flow of the important components and their function in ...
Service Manual - Page 26
Troubleshooting Guide
Troubleshooting
In general, possible trouble is classified in refrigeration circuit. Dirty indoor coil (Heat exchanger)
Malfunction of fan Clogged of inlet & outlet air ; 44-50°F(7-10°C)
Copyright ©2008 LG Electronics. Repair gas leak.
Unit runs but poor cooling.
Clean condenser.
Satisfactory operation with temperature difference of air ...
Service Manual - Page 27
... of control switch.
Fails to start. Check of fan motor. Irregular motor insulation (0)•
Replacement of control switch setting. Regular but fails to Start
Troubleshooting Guide
Check of power source.
Irregular motor resistance (0)
Irregular motor insulation
V
Replacement of power voltage. Drop of compressor (Motor damaged)
Copyright ©2008 LG Electronics.
Service Manual - Page 28
...diagram. NO • Check the Main PCB pattern. Copyright ©2008 LG Electronics.
Troubleshooting Guide
Electrical Parts Troubleshooting Guide
Possible Trouble 1
The unit does not operate. YES
Is output Voltage of ICO1D
NO
DC 12V?
...Is the reset circuit all right?
Is shorted the Trans. Only for training and service purposes
- 28 - Is the Trans input power
NO
AC 115V?
,YES
Is...
Service Manual - Page 33
...If loose, repair or replace.
All right reserved. Troubleshooting Guide
COMPLAINT
CAUSE
REMEDY
Compressor will increase, causing the compressonr) overload. Replace if open or
ded,_epiattthe compressor. Replace if required.
_Condenser air flow restriclion
Raitswe- rv.crssive ran
Turbo or fan
Check the set TEMP crWrel-to-this-setting-and restart the unit. Capacitor (Discharge...
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