Toshiba RAS-07SKHP-E User manual

FILE NO. SVM-07023-1
SERVICE MANUAL
AIR CONDITIONER
SPLIT WALL TYPE
Revised May, 2007
RAS-07SKHP-E / RAS-07S2AH-E
RAS-10SKHP-E / RAS-10S2AH-E

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FILE NO. SVM-07023
CONTENTS
1. SPECIFICATIONS
2. CONSTRUCTION VIEWS
2-1 Indoor Unit
2-3 Outdoor Unit (RAS-07S2AH-E)
3. WIRING DIAGRAM
4. SPECIFICATION OF ELECTRICAL PARTS
4-1 Indoor Unit (RAS-10SKHP-E, RAS-07SKHP-E)
4-2 Outdoor Unit (RAS-10S2AH-E)
4-3 Outdoor Unit (RAS-07S2AH-E)
5. REFRIGERATION CYCLE DIAGRAM
5-1 RAS-10SKHP-E / RAS-10S2AH-E
5-2 RAS-07SKHP-E / RAS-07S2AH-E
6. CONTROL BLOCK DIAGRAM
2-2 Outdoor Unit (RAS-10S2AH-E)
7. OPERATION DESCRIPTION
7-1 Remote control
7-2 Outline of Air Conditioner Control
7-3 Description of Operation Mode
7-4 High-Temperature Limit Control
7-5 Low-Temperature Limit Control
7-6 Defrost Operation
7-7 Current Limit Control
7-8 One-Touch Comfort
7-9 Hi POWER Mode
7-10 QUIET Mode
7-11 ECO Operation
7-12 COMFORT SLEEP mode
7-13 Auto Restart Function
7-14 Self-Cleaning Function

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FILE NO. SVM-07023
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
10. PART REPLACEMENT
10-1 Indoor Unit
10-2 Outdoor Unit
11. EXPLODED VIEWS AND PARTS LIST
11-1 Indoor Unit (E-Parts Assy)
11-2Indoor Unit
11-3Outdoor Unit (RAS-10S2AH-E)
11-4Outdoor Unit (RAS-07S2AH-E)

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FILE NO. SVM-07023
RAS-10SKHP-E / RAS-10S2AH-E
ITEM Cooling Heating Cooling Heating
Capacity 220V 240V 220V 240V 220V 240V 220V 240V
kW 2.50 2.55 2.70 2.72 2.302.50 2.302.50
Phase 1∅
Power source V 220 −240
Hz 50
Power consumption kW 0.77 0.81 0.74 0.76 0.61 0.68 0.54 0.59
Power factor %979494919896 98 96
Running Indoor A 0.15
current Outdoor A3.45 3.43 3.30 3.23 2.69 2.77 2.35 2.40
Starting current A1915
Moisture removal lit/h 1.2
Noise Indoor (H/M/L) dB 40/36/32 38/33/28
Outdoor (220-240V) dB
Refrigerant Name of refrigerant R-22
Rated amount kg 0.75 0.64
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*1
(One way)
Maximum height
m 5
difference
INDOOR UNIT RAS-10SKHP-E RAS-07SKHP-E
Height mm 250
Dimensions Width mm 740
Depth mm 195
Net weight kg 8
Evaporator type Finned tube
Indoor fan type Cross flow fan
High fan m3/h 540560540
Airflow volume Medium fan m3/h 460 500470
Low fan m3/h 390400 370
Fan motor output W 20
Air filter Honeycomb woven filter with PP frame
OUTDOOR UNIT RAS-10S2AH-E RAS-07S2AH-E
Height mm 550 530
Dimensions Width mm 780 660
Depth mm 290 240
Net weight kg 32 25
Condenser type Finned tube
Outdoor fan type Propeller fan
Airflow volume m3/h 17401850174018501640172016401720
Fan motor output W 20
Compressor Model PH150X1C-4DZDN3
Output W 750
Safety device Fuse, Overload relay
Louver type Automatic louver
Usable outdoor temperature range °C 15 ~ 43 −10 ~ 24 21 ~ 43
MODEL
47494850 4647 47 48
1. SPECIFICATIONS
∅
∅
PH108X1C-4DZDN2
605
15 ~ 43
540
440
350
RAS-07SKHP-E / RAS-07S2AH-E

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FILE NO. SVM-07023
Note : 1
Capacity is based on the following temperature conditions.
Temperature
Condition JIS C9612
Cooling Heating
Indoor unit inlet air temperature (DB) 27°C20°C
(WB) 19°C15°C
Outdoor unit inlet air temperature (DB) 35°C7°C
(WB) 24°C6°C
·

– 5–
FILE NO. SVM-07023
2.CONSTRUCTIONVIEWS
2-1. Indoor Unit
38
45
250
235
135 90
40 165 45
13590
26
290
Knock out system
58
8
52
195
Front panel
Knock out system
860
Air inlet Air filter Heat exchanger
Air outlet
740
250
60 55
50 50
55 60
Hanger
Center line
Hanger
8~
Hanger
Installation plate outline
10)For stud bold (
For stud bold ( 6)
145 145
215
235
215
605
19
157
Connecting pipe (0.37m)
6.35)(Flare
Drain hose (0.5m)
Hanger Connecting pipe (0.37m
)
(Flare 9.52)
500
105 135
Wireless remote control
56

320
306
Z View
600
A detail Drawing (Back leg)
320
306
Ø 25 Drain outlet 11 x 14 Hole
(For 8 - 10 anchor bolt)
B Detail Drawing (Front leg)
FAN-GUARD
COVER-PV
Electrical part cover
Liquid side
(Flare 6.35)
Ø
Ø
Gas side
(Flare9.52)
Service port
2-11x14 Longholes(For8-10anchorbolt)
Installation dimension
Air outlel
100 or more
45 ormore
600 or more
400 ormore
Air intlel
ØØØ
Ø6 hole
86
Ø6 hole
Ø11x14 hole
R
15
30
A
320
R5.5
36
108125
50
129
84
54
600
320
9060090
275
290
550
Ø436
Z
R15
50
36
-
2
321
342
69
ØØØ
2.2. Outdoor Unit(RAS-10S2AH-E)
FILE NO. SVM-07023
−6−
2-R5-5x17LUShape (For8
Ø-Ø
10anchorbolt)

C
L
C
L
2-3. Outdoor Unit (RAS-07S2AH-E)
FILE NO. SVM-07023
-7-

− 8−
FILE NO. SVM-07023
RAS-10SKHP-E / RAS-10S2AH-E
INDOOR
TERMINAL
BLOCK INDOOR
OUTDOOR
Power Cord
CHASSIS
BLK
RED
CAPACITOR
WHI BLK
SOLENOID COIL
BLK
CAPACITOR
FAN
MOTOR
WHI
OUTDOOR
TERMINAL
BLOCK
BLK WHI RED BLU
3
2
14
WHI
BLK
CN27
CR02
CR01
21 3
21 3
1
1
53
53
C15
321 6 54 8
7
321 6 54 8
7
WHI
RED
BRW
YEL
BLK
66
4 4
5 5
3 3
1 1
2 2 GRY
AC FAN MOTOR
MAIN P.C. BOARD
WP-015
145C
CN10
CN11
1
12
21
12
2
BLK
BLK
BLK
BLK
THERMO
SENSOR (TA) HEAT EXCHANGER
SENSOR (TC)
CN03 CN01
C01 C02 R319
DB01
321 6 54 8
7
321 6 54 8
7
BLU
BLU
BLU
BLU
BLU
BLU
WHI
BLU
CN14
1
12
2CN04 1
534 2
1
534 2
WHI
YEL
YEL
YEL
LOUVER
MOTOR INFRARED RAYS RECEIVE
AND INDICATION PARTS
CN25
BLK
BRW
BLU
GRN & YEL
SINGLE PHASE
220-240V 50/60Hz
R21
VARISTOR
YEL
PINK
PINK
CN07
THERMAL FUSE
73 C x2
L01
+
C63
Power
Module
Micro
DC12V
Voltage
Regulator
DC5V
L
N
CN31
SG01
DSA
R22
VARISTOR
T6.3A 250VAC
3
4
RY01
BLK
P04
3 3
1 1
T02
C.T.
RY03 RY04
3
14
(L)
2
(N)
BLK
RED RED
PNK
COMPRESSOR
OVER LOAD RELAY
BLK
RAS-07SKHP-E / RAS-07S2AH-E
3. WIRING DIAGRAM
IC35

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4. SPECIFICATION OF ELECTRICAL PARTS
4-1. Indoor Unit (RAS-10SKHP-E, RAS-07SKHP-E)
No. Parts name Type Specifications
1Fan motor (for indoor) AFS-220-20-4AR AC Motor with 145 °C thermo fuse
2 Thermo sensor (TA-sensor) 10k at 25 C
3Micro power module (M01) RM1260V
4Microcontroller unit (IC30) TMP87CM40AFG-6P69
5 Heat exchanger sensor 10k at 25 C
(TC-sensor)
6 Line filter (L01) LC*SS11V-06270 27mH, 600mA
7Bridge rectifier (DB01) DB105G 1A, 600 V
8Capacitor (C63)EKMH401VSN470MP20S 47mF, 400 V
9Fuse (F01) BET6.3A 6.3A, 250VAC
10 Varistor (R21, R22) TND15G-561KB0SLAA0 560 V
11 Resistor (R319)RF-2TK5R6 5.6 , 2 W
12 Louver motor 24BYJ48 12VDC
13 Relay (Comp., RY01) G4A-1A-E-CA Rating 20A/AC250 V, 12VDC
14 Relay (Fan, RY03) G5NB-1A Rating 3A/AC250 V, 12VDC
15 Relay (Solenoide, RY04) G5NB-1A Rating 3A/AC250 V, 12VDC
W
W
W
°
°
FILE NO. SVM-07023
4-2.Outdoor Unit (RAS-10S2AH-E)
SKF-240-20B
No.
235.2 260.1
Parts name Type Specifications
Output (Rated) 1000 W, 2 poles, 1 phase, 220 - 240 V, 50Hz
1Compressor PH180X1C-4DZDN3 Winding resistance ( )C-R C-S
(at 20 C) 3.333.78
Output (Rated) 20W, 6 poles, 1 phase, 220 -240 V, 50Hz
2Fan motor (for outdoor) Winding resistance ( )Red-BlackWhite-Black
(at 20°C
3Running capacitor DS451155NPQB AC 450 V~, 1.5mF
(for fan motor)
W
W
°
4Running capacitor RS44B256U0214S AC 440V~, 30mF
(for compressor)
5Overload relayJMRA99269-9103 U/T :7.3A(80°C), OPEN : 135±5°C, CLOSE : 69±11°C
m