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Popular LG HMC036KDT1 Manual Pages
Owners Manual - Page 1
... TYPE ROOM AIR CONDITIONER
• Please read carefully and thoroughly this manual before operating this unit.
• Contact a qualified service technician for installation, repair and maintenance of this unit.
• The appliance is not intended for use by young children or infirm persons without supervision.
• Young children should ...
Service Manual - Page 2
Multi Air Conditioner Service Manual
TABLE OF CONTENTS
Safety Precautions
3
About MPS
7
Product Specifications
8
Dimensions
10
Refrigeration Cycle Diagram
12
Wiring Diagram
13
Electronic Control Device
14
Schematic Diagram
17
Functions
20
Operation Details
23
2-way, 3-way Valve
30
Cycle Troubleshooting Guide
34
Electronic Parts Troubleshooting Guide
35
Installation
42
...
Service Manual - Page 7
Service Manual 7
Indoor Temp (°C) Operation time (min)
MPS
w. 's.PA4*
100% operation 27
25
23
21
19
0 ...
+
Ir 4
-II. • During a Conventional Air Conditioning
Cycle, the Compressor must turn on and
25
off to reach desired Temperature setting.
23
21
• A large portion of power is a power saving system With Two rotary compressors of different capacity (60% & 40...
Service Manual - Page 11
Outdoor Unit
Dimensions
I
DIM W H D L1 L2 L3 L4 L5 L6 L7 L8 L9 L10 L11
L7
L6
L8
MODEL
mm
ill al
mm mm mm
fri ITI
mm mm
M M
mm mm mm
mm
mm
Gas side 3-way valve
Liquid side 2-way valve
L9
HMC036KDT1, HMH036KDT1
870 1038 320 360 340
25 1035
25 546 160 160 44 64.5 50
Service Manual 11 2.
Service Manual - Page 21
...52°F)
Temperature Setting
TEMPERARIAE
CH
LOW
Cooling -I-Down to 30°C(86 F)
0 Setting the Time or Timer
Timer Selection
ON-e -OFF
(D : OFF, ON, OFF -4-0- ON Timer Setting SFr
Timer Cancel
...Mode.( A )
(Cooling (Heating model only) model only)
Healthy Dehumidification Operation Mode.( ) Heating Operation Mode.( 1 )
Fan Speed Selection
c- Reset
• RESET
Service Manual 21
Service Manual - Page 23
...
• When the dehumidification operation input by the remote control is received, the intake air temperature is
detected and the setting temp is automatically set by the remote control.
I Operation Details
Operation Details
1) C/O Model
Operation Indicator • On while in appliance operation, off while in appliance pause • Flashing while in disconnection or...
Service Manual - Page 25
...-Fuzzy-ruler when-the-intake-air-temp-is-075--S-er-mere-below the setting
temp, the compressor is turned on. Compressor ON Temp
~SettingTemp405°C
Compressor OFF Temp
Setting Temp + 0 5°C
• At the beginning of Fuzzy
intake air temp-... 0.
18°C-≤-intak
en p <
Intake
Intake Air Temp
When 0.5°C or more above the setting temp, the compressor is turned off.
Service Manual - Page 33
... side valve's service port. Be sure to the charging cylinder. - Purge the air from previous procedures. If the system has been charged with liquid refrigerant. -
Immediately disconnect the charge hose from the gas side, absolutely do not attempt to purge the air. (Be careful of liquid refrigerant while operating the air conditioner.
- Service Manual 33
Service Manual - Page 35
...is made from the Indoor Unit? About AC14±3V
• Replace Trans
• DC +12V
• Replace ICO1D
• DC +5V
• Replace ICO2D
• Voltage of Indoor/Outdoor connecting
cable - Input Voltage ... +4.5V over) and Soldering condition.
• Replace faulty parts
Service Manual 35
Electronic Parts Troubleshooting Guide
Electronic Parts Troubleshooting Guide
1.
Service Manual - Page 37
Check Outdoor Unit (PCB Ass'y)
Correct connection line
Service Manual 37 Check if connection line (Indoor/Outdoor) is stopped.
• Check the ...or not(About 10kn/ at 25°C). When cooling does not operate
Electronic Parts Troubleshooting Guide
Turn on Main Power
Operate "Cooling Mode( * )" by setting the desired temperature of the remote controller is less than one of the indoor...
Service Manual - Page 39
Electronic Parts Troubleshooting Guide
5, When Vertical - If there are catching and interfering parts in the rotation radial of CN-U/D and
GND. a over does not ...Check the operating circuit of the Vertical Louver • Confirm that are no problems after above checks
• Confirm the assembly conditions that there is DC +12V between pin D(RED) of the Vertical Louver
Service Manual 39
Service Manual - Page 41
...; Replace faulty parts
Turn off Main Power
• Check the electrical wiring diagram of outdoor side. • Check the abnormal condition for the component of
Compressor/Outdoor Fan Motor/4-way. • Check the "open" or "short" of Remocon. Outdoor unit does not operate at all. Input Voltage - About AC220V/240V±10% - Service Manual...
Service Manual - Page 49
...refrigerant tubing,
the compressor or any moving parts.
/?)
The connecting cable connected to the indoor and outdoor unit should be complied with local codes... power supply
cord
Installation
Power supply cable...specifications. (UL recognized and CSA certified)
AWG 18
Service Manual 49 Connection of
withstanding temperature up to 167°F. 3. WARNING
• Be sure to comply with local codes...
Service Manual - Page 53
... pump (3 - handle (OPEN)
Service Manual 53 Low handle V22 (OPEN)
Hi-
Confirm that both the liquid side valve and the gas side valve are set to the service port
by the charge hose. 4.... until the pressure in the is refrigeration cycle may cause a malfunction on the compressor.
1. Disconnect the charge hose and fit the nut to below-76cmHg. 5. Installation
(6) Air Purging of the 2-way...
Service Manual - Page 59
... right side of the slot.
5. Screw
• Remove the left end of the parts (Indoor unit)
Hook ( 4 )
0
Hook (4) 0
Screw Screw
4.
Disassembly of the cross-flow fan from the cross-flow fan.
Bearing
0
Fan motor Screw
Cross-flow fan
Service Manual 59 To remove the Control Box. • Remove securing screws. • Pull the...
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