Toshiba RAS-07PKVP-E manuals

Toshiba RAS-07PKVP-E Service Manual (114 pages)

Brand: Toshiba | Category: Split-system air conditioners | Size: 11.91 MB |

English

Table of contents

SERVICE MANUAL

1

Contents

2

SAFETY PRECAUTIONS

5

CAUTION

6

WARNING

6

1 SPECIFICATIONS

8

High Wall, Heat Pump Type

10

Service Manual

10

RAS-16PKVP-E(-ND)

11

RAS-18PKVP-E(-ND)

11

Cooling Heating

11

2 REFRIGERANT R410A

13

Copper Pipes

14

45° to 46°

16

2-3. Tools

17

2-4. Recharging Refrigerant

18

Fig. 2-4-2

19

Cylinder with siphon

19

Fig. 2-4-3

19

Cylinder without siphon

19

2-5. Brazing of Pipes

20

Fig. 2-5-1

21

3 CONSTRUCTION VIEWS

22

RAS-07PAVP-E, RAS-10PAVP-E

23

RAS-07PAVP-ND, RAS-10PAVP-ND

23

4 WIRING DIAGRAM

25

5-1. Indoor Unit

26

5-2. Outdoor Unit

26

6 REFRIGERANT CYCLE DIAGRAM

27

6-2. Operation Data

28

7 CONTROL BLOCK DIAGRAM

29

MICRO-COMPUTER BLOCK DIAGRAM

30

8 OPERATION DESCRIPTION

31

8-2. Basic Operation

32

8-2-2. Cooling/Heating

33

Operation

33

8-2-3. AUTO Operation

33

8-3. Indoor Fan Motor

34

8-3-2. In Heating Operation

36

8-4. Outdoor Fan Motor

37

8-5. Capacity Control

38

8-8. Defrost Control (Only

40

8-9. Louver Control

41

8-9-3. Swing

42

8-10-1.Cooling Operation

42

8-11.Temporary Operation

43

8-12-1.Purpose

44

8-12-2.Description

44

8-13.Discharge

45

Temperature Control

45

8-14.Pulse Motor Valve

46

(PMV) Control

46

8-15.Clean Operation

46

8-15-3.Setting the Clean

47

Operation Cancel

47

8-15-4.Setting the Clean

47

8-16.Select Switch on

48

Remote Controller

48

8-17.Set Temperature

49

Correction

49

8-18.Outdoor Quiet Control

50

8-19. 8°C HEAT Operation

50

(-ND Model Only)

50

8-19-4.Indoor Fan Control

51

8-20.Cord Heater Control

52

(-ND Model Only)

52

8-21.Auto Restart Function

52

8-21-2.Cancelling the Auto

53

Restart Function

53

8-21-3.Power Failure During

53

Timer Operation

53

8-22-1.Parts Name of Remote

54

Controller

54

8-23.Hi POWER Mode

56

INSTALLATION PROCEDURE

57

New tools for R410A

59

9-3. Installation of Indoor

60

9-3-3. Electrical Work

61

9-3-4. Wiring Connection

61

9-3-5. Piping and Drain Hose

62

Installation

62

6.35 mm 30 mm

63

9.52 mm 40 mm

63

12.7 mm 50 mm

63

Outer diameter Bending radius

63

9-3-7. Drainage

64

9-4. Installation of Outdoor

65

9-4-4. Refrigerant Piping

66

Connection

66

9-4-5. Evacuating

67

9-4-6. Wiring Connection

68

9-5. Test Operation

69

9-6. Removing the Main

70

Moving panel

70

Panel support

70

Front panel

70

9-6-2. Removing the Moving

71

9-6-3. Attaching the Moving

71

9-6-4. Removing the Vertical

72

Air Flow Louver

72

Air Flow Louvres

72

10TROUBLESHOOTING

73

10-2-1.Discharging Method

74

10-3.First Confirmation

75

10-4.Primary Judgment

75

Table 10-5-1

76

4 Time shortening method

77

10-6-2.Check Code

78

Entirely)

80

P.C. Board is Replaced

80

Primary check

81

Inspection procedure

82

Check procedure

84

500μF:400WV × 3

87

Inspection procedures

89

Check procedures

89

Table 10-11-1

89

P.C. Board Layout

90

Sensor characteristic table

90

10-11-3.Outdoor Unit

91

+ – ~

92

10-12-1.Symptom

93

10-12-2.Cause

93

11REPLACING THE MAIN PARTS

94

11-1-2.Fixing Frame Assembly

95

11-1-3.Electric Parts Cover

95

Detached

95

11-1-4.Microcomputer P.C

96

11-1-5.Louver

96

11-1-6.Heat Exchanger

97

11-1-7.Fan Motor

97

11-1-8.Cross Flow Fan

98

11-2.Plasma Ion Charger

99

4P connector

99

Bottom plate

100

11-3-2.Front Cabinet

101

11-3-3.Control Board Assembly

101

11-3-4.Outdoor Unit Control

103

P.C. Board

103

11-3-5.Side Cabinet

104

11-3-6.Fan Motor

105

11-3-7.Reactor

105

11-3-8.Compressor Assembly

105

11-3-9.Heater for Antifreeze

106

11-3-10.Fan Guard

106

<C12A>

107

11-3-12.4-way Valve Coil

107

Attachment

108

EXPLODED VIEWS AND PARTS LIST

109

12-2.Microcomputer P.C. Board

110

12-3.Outdoor Unit

111

12-4.P.C. Board

113

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