Toshiba RAS-07SKSX User manual

FILE NO. SVM-07021-1
SERVICE MANUAL
AIR CONDITIONER
SPLIT WALL TYPE
RAS-07SKSX / RAS-07S2AX
RAS-09SKSX / RAS-09SASX
Revised May, 2007
Библиотека СОК 

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CONTENTS
1. SPECIFICATIONS
2. CONSTRUCTION VIEWS
2-1 Indoor Unit
2-2 Outdoor Unit (RAS-07S2AX)
3. WIRING DIAGRAM
4. SPECIFICATION OF ELECTRICAL PARTS
4-1 Indoor Unit
4-2 Outdoor Unit (RAS-07S2AX)
5. REFRIGERATION CYCLE DIAGRAM
5-1 RAS-07GKSX / RAS-07S2AX
5-2 RAS-09GKSX / RAS-09SASX
6. CONTROL BLOCK DIAGRAM
4-3 Outdoor Unit (RAS-09SASX)
7. OPERATION DESCRIPTION
7-1 Outline of Air Conditioner Control
7-4 Auto Restart Function
7-2 Description of Operation Circuit
7-3
Low-Temperature Limit Control
FILE NO. SVM-07021
2-3 Outdoor Unit (RAS-09SASX)
8. INSTALLATION PROCEDURE
8-1 Safety Cautions
8-2 Installation Diagram of Indoor and Outdoor Units
8-3 Installation
8-4 Indoor Unit
8-5 Outdoor Unit
8-6 How to Set Remote Control Selector Switch
8-7 Others
9. TROUBLESHOOTING CHART
9-1 Troubleshooting Procedure
9-2 Basic Check Items
9-3 Primary Judgement
9-4 Self-Diagnosis by Remote Control (Check Code)
9-5 Troubleshooting Flowcharts
9-6 Troubleshooting for Remote Control (Including The Indoor P.C. Board)

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10. PARTS REPLACEMENT
10-1 Indoor Unit
10-2 Outdoor Unit (RAS-07S2SX)
11. EXPLODED VIEWS AND PARTS LIST
11-1
11-4 Outdoor Unit (RAS-09SASX)
FILE NO. SVM-07021
11-3 Outdoor Unit (RAS-07S2SX)
11-2 Indoor Unit
Indoor Unit (E-Parts Assy)
10-3Outdoor Unit (RAS-09SASX)

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FILE NO. SVM-07021
540
1. SPECIFICATIONS
MO DE L RAS-07SKSX /RAS-07S2AXRAS-09SKSX /RAS-09SASX
ITE M Cooling
Capacity 220V 240V 220V 240V
kW 2.00 2.00 2.50 2.50
Phase 1
Power source V 220 - 240
Hz 50
Power consumption kW 0.62 0.66 0.84 0.88
Power factor % 98 96 98 98
Running Indoor A 0.15
current Outdoor A 2.72 2.72 3.75 3.60
Starting current A1315
Moisture removal lit/h 0.51.2
Noise Indoor (H/M/L) dB 40/35/3043/38/33
Outdoor dB 464746 47
Refrigerant Name of refrigerant R22
Rated amount kg 0.58 0.58
Refrigerant control Capillary tube
Gas side size mm  
9.52
Connection type Flare connection
Liquid side size mm 6.35
Interconnection Connection type Flare connection
pipe Maximum length m10.0
10.0
(One way)
Maximum height m5 5
difference
INDOORUNITRAS-07SKSX RAS-09SKSX
Height mm 250
Dimensions Width mm 740
Depth mm 185
Net weight kg
Evaporator type Finned tube
Indoor fan type Cross flow fan
Air volume
High fan m3/h
430 470
Fan motor output W 20
Air filter Honeycomb woven filter with PP frame
OUTDOORUNITRAS-07S2AX RAS-09SASX
Height mm 530
Dimensions Width mm 660
Depth mm 240
Net weight kg 25
Condenser type Finned tube
Outdoor fan type Propeller fan
Airflow volume m3/h 1580 1640
Fan motor output W 20 20
Compressor Model PH108X1C-4DZDN2
Output W 605 780
Safety device Fuse, Overload relay
Louver type Automatic louver
Usable outdoor temperature range °C 21 ~ 43
1660 1720
8
QK164PBA
30
390
350
510
Low fan
Medium fan m3/h
m3/h

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Note : 1
•Capacity is based on the following temperature conditions.
Note : 2
Temperature
Condition JIS C9612
Cooling
Indoor unit inlet air temperature
(DB) 27°C
(WB)
Outdoor unit inlet air temperature
(DB) 35°C
(WB) 24°C
19°C
*1 No need to charge extra refrigerant.
FILE NO. SVM-07021

2. CONSTRUCTION VIEWS
2-1. Indoor Unit
FILE NO. SVM-07021
135
1654
Wireless remote control
– 5 –

FILE NO. SVM-07021
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2-2. Outdoor Unit
C
L
C
L

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FILE NO. SVM-07021
P ower C ord
INDOOR
CHASSIS
+
1
2
MAIN P.C. BOARD
WP-015
1
12
2CN04
73 °C
THERMAL FUSE
PINK
PINK
321 6 54 8
7
321 6 54 8
7
321 6 54 8
7
321 6 54 8
7
BLU
BLU
BLU
BLU
BLU
BLU
WHI
BLU
CN14
1
534 2
1
534 2
WHI
YEL
YEL
YEL
LOUVER
MOTOR
INFRARED RAYS RECEIVE
AND INDICATION PARTS
CN25
YEL
CN07
L01
Power
Module
Micro
Voltage
Regulator
DC5V
C15 CN11
C01 R319
DB01
R21
VARISTOR
T6.3A 250VAC
21 3
21 3
1
1
53
53
CN10
66
4 4
5 5
3 3
1 1
2 2
AC FAN MOTOR
145°C
1
12
21
12
2
BLK
BLK
BLK
BLK
THERMO
SENSOR (TA) HEAT EXCHANGER
SENSOR (TC)
CN03 CN01
CN31
SG01
DSA
R22
VARISTOR
3
4
RY01
BLK
P04
BLK
BRW
BLU
GRN & YEL
SINGLE PHASE
220-240V 50/60Hz
WHI
BLK
C63
DC12V
C02
BLK
GRY
YEL
BRW
RED
WHI
BLK
WHI
GRN&YEL
INDOOR
TERMINAL
BLOCK
IC35
OUTDOOR
OUTDOOR
TERMINAL
BLOCK
1
(L)
2
(N)
FAN MOTOR
CAPACITOR CAPACITOR
RED
RED
PNK
WHI
BLK BLK
COMPRESSOR
RED
WHI
OVERLOAD RELAY
BLK
3. WIRING DIAGRAM

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FILE NO. SVM-07021
4. SPECIFICATION OF ELECTRICAL PARTS
4-1. Indoor Unit (RAS-07SKSX, RAS-09SKSX)
4-2. Outdoor Unit (RAS-07S2AX)
No. Parts name Type Specifications
Output (Rated) 605W, 2 poles, 1 phase, 220 – 240V~, 50Hz
1Compressor PH108X1C-4DZDN2 Winding resistance (Ω)C-R C-S
(at 20°C) 4.844.40
Output (Rated) 20W, 6 poles, 1 phase, 220 – 240V, 50Hz
2SKF-240-20B Winding resistance (Ω)Red-BlackWhite-Black
(at 20°C) 235.2 260.1
3Running capacitor DS451155NPQBAC 450V~, 1.5µF
(for fan motor)
4Running capacitor RS44B256U0213S AC 440V~, 25µF
(for compressor)
(for outdoor)
Fan motor
Overload relay
5
JMRA99208-9102
U/T: 4.2A (80°C), Open: 135±5°C, Close: 69±11°C
No. Parts name Type Specifications
1Fan motor (for indoor) AFS-220-20-4AR AC Motor with 145°C thermo fuse
2Thermo sensor (TA-sensor) 10kΩat 25°C
3Micro power module (M01) RM1260V AC220- 240V~, 50/60Hz
4Microcontroller unit (IC30) TMP87CM40AFG-6P69
5 Heat exchanger sensor 10kΩat 25°C
(TC-sensor)
6Bridge rectifier (DB01)DB105G 1A, 600V
7Capacitor (C63)EKMH401VSN470MP20S 47µF, 400V
8Fuse (F01) BET6.3A 6.3A, 250VAC
9Varistor (R21, R22) TND15G-561KB0SLAA0 560V
10 Louver motor 24BYJ48 12VDC
11 Relay (Comp., RY01) G4A-1A-E-CA 20A/250V, 12VDC
12 Line filter (L01) LC*SS11V-06270 27mH, 600mA
µ
13 Resistor (R319)RF-2TK5R6 5.6Ω, 2W

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4-3. Outdoor Unit (RAS-09SASX)
FILE NO. SVM-07021
No. Parts name Type Specifications
Output (Rated) 780W, 2 poles, 1 phase, 220-240V~, 50Hz
1Compressor QK164PBA Winding resistance (Ω)C-R C-S
(at 20°C) 3.51 3.67
Output (Rated) 20W, 6 poles, 1 phase, 220-240V~, 50Hz
2SKF-240-20B Winding resistance (Ω)Red-BlackWhite-Black
(at 20°C) 235.2 260.1
3Running capacitor DS451155NPQBAC 450V~, 1.5µF
(for fan motor)
4Running capacitor RS44B356U0215SAC 440V~, 35µF
(for compressor)
(for outdoor)
Fan motor
Overload relay5 LPAP960B U/T: 6.1A(80°C), Open: 135±5°C, Close: 75±11°C