Mitsubishi Electric MS-GD08ND User manual

1
SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ................................... 2
2. PART NAMES AND FUNCTIONS ..................... 3
3. SPECIFICATION ................................................ 4
4. OUTLINES AND DIMENSIONS ........................ 5
5. WIRING DIAGRAM ............................................ 6
6. REFRIGERANT SYSTEM DIAGRAM ............... 7
7. SERVICE FUNCTIONS ..................................... 8
8. TROUBLESHOOTING ..................................... 10
9. DISASSEMBLY INSTRUCTIONS ................... 19
Wireless type
Models
INDOOR UNIT
Outdoor unit service manual
MU-GD•ND Series (TBH016)
SPLIT-TYPE, AIR CONDITIONERS
MS-GD08ND- C1
MS-GD10ND- C1
MS-GD12ND- C1
PARTS CATALOG (TBB014)
No. TBH014
NOTE:
• RoHS compliant products have <G> mark on the spec name plate.
TM
MS-GD08ND-
MS-GD10ND-
MS-GD12ND-
C1
C1
C1

2
1 TECHNICAL CHANGES
MS-A08ND- C1 ➔ MS-GD08ND- C1
MS-A12ND- C1 ➔ MS-GD12ND- C1
1. Indoor unit has been changed.
• Front panel has been changed. (Flat Flat Shining)
2. Terminal block has been changed. 3P (L~, N~, 2~) 4P (L~, N~, 2~, Earth)
MS-A10ND- C1 ➔ MS-GD10ND- C1
1. Indoor unit has been changed.
• Front panel has been changed. (Flat Flat Shining)

3
2
ACCESSORIES
PART NAMES AND FUNCTIONS
INDOOR UNIT
MS-GD08ND- C1
MS-GD10ND- C1
MS-GD12ND- C1
Emergency operation switch
Fan
Air outlet
Vertical vanes
Air inlet
Remote control
receiving section
Display section
Air cleaning filter
(white bellows type)
Catechin air filter
(with deodorizing)
Front panel
Panel
Horizontal vane
Operation section
(When the front panel is opened)
Remote controller
Operation indicator lamp
Remote control
receiving section
MS-GD08ND- C1
MS-GD10ND- C1
MS-GD12ND- C1
1 Installation plate 1
2 Installation plate fixing screw 4 x 25 mm 5
3 Remote controller holder 1
4 Fixing screw for 3 3.5 x 16 mm (Black) 2
5 Battery (AAA) for remote controller 2
6 Wireless remote controller 1
7 Felt tape (Used for left or left-rear piping) 1
8 Air cleaning filter 2

4
SPECIFICATION
3
REMOTE CONTROLLER
ON/OFF
RESET
TOO
WARM
TOO
COOL
ECONO COOL
POWERFUL COOL
SELECT
FAN
VANE
TIME
MODE
I FEEL COOL
DRY
FAN
h
Signal transmitting section
Operation display section
TEMPERATURE buttons
VANE CONTROL button
TIME SET button
RESET button
ECONO COOL button
POWERFUL COOL button
OPERATION SELECT button
TIMER MODE SELECT button
OPERATE/STOP (ON/OFF) button
FAN SPEED CONTROL button
Indication of remote controller
model is on back.
These buttons are able to store the light
from nature, fluorescent lamp, etc and
shine in the dark.
Indoor model
MS-GD08ND-
C1
MS-GD10ND-
C1
MS-GD12ND-
C1
Function Cooling
Power supply Single phase 220-230V, 60Hz
Capacity Air flow (High/Med/Low) K/h 588/456/372 630/498/336 666/498/336
Electrical data
Power outlet A 10
Running current A 0.19
Power input W 40
Auxiliary heater A (kW) —
Power factor % 96-92
Fan motor current A 0.19
Fan
motor
Model RC4N19-BA
Winding
resistance (at 20ºC) " WHT-BLK 312 BLK-RED 255
Dimensions WoHoD mm 815o278o244
Weight kg 9 10
Special
remarks
Air direction 5
Sound level (High/Med/Low) dB 39/32/26 39/32/26 42/36/29
Fan speed (High/Med/Low) rpm 1030/800/650 960/800/650 1000/800/650
Fan speed regulator 3
Thermistor RT11 (at 25ºC) kΩ 10
Thermistor RT12 (at 25ºC) kΩ 10
Remote controller model MP2B
NOTE: Test conditions are based on CNS 14464
Cooling : Indoor Dry-bulb temperature 27°C Wet-bulb temperature 19°C
Outdoor Dry-bulb temperature 35°C Wet-bulb temperature 24°C
Refrigerant piping length (one way) 7.5 m
MS-GD08ND- C1
MS-GD10ND- C1
MS-GD12ND- C1

5
[9.52-0.43m
244
242 5
erom ro
7
90
110
0
3
149
606
8
7
2
60
815
783
Air out
Installation plate
Insulation [28
Drain hose [16
(Connected part O.D)
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D
[21 I.D
{
Wireless remote controller
81.5
81.5
14
5
.
2
24
172
5.132
5.
4
81.5 133.5
326326
Wall hole [65
Indoor unit
Installation plate
57
04
1
17.5
Air in
244
242
5.812
8
5
2
81.581.5
14
24
5.2
5.71
161.5161.5
326326
5
erom ro 7
90
110
0
3
149
606
872
60
815
783
Air out
Indoor unit
Installation plate
Wall hole [65
Installation plate
Insulation [28
Drain hose [16
(Connected part O.D)
Air in
Liquid line [6.35-0.5m
Gas line
Insulation[37 O.D
[21 I.D
{
Wireless remote controller
57
041
17.5
Unit : mm
INDOOR UNIT
OUTLINES AND DIMENSIONS4
MS-GD08ND- C1
INDOOR UNIT
MS-GD10ND- C1
MS-GD12ND- C1