Toshiba RAS-18N4KVSG-E Manuals

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Toshiba RAS-18N4KVSG-E Service Manual

Toshiba RAS-18N4KVSG-E Service Manual (144 pages)

Indoor/Outdoor Unit, R32 Inverter

Brand: Toshiba | Category: Air Conditioner | Size: 27.13 MB

Table of Contents

Table of Contents
2
For General Public Use
3
Safety Precautions
3
Specifications
6
Refrigerant R32
10
- Safety During Installation/Servicing
  10
- Joints
  11
- Minimum Thicknesses of Socket Joints
  11
- Processing of Piping Materials
  11
- Thicknesses of Annealed Copper Pipes
  11
- Dimensions Related to Flare Processing for R22
  12
- Dimensions Related to Flare Processing for R32(R410A)
  12
- Flare and Flare Nut Dimensions for R32(R410A)
  12
- Flare Processing
  12
- Flare and Flare Nut Dimensions for R22
  13
- Flare Connecting Procedures and Precautions
  13
- General Tools
  14
- Required Tools
  14
- Tools
  14
- Configuration of Refrigerant Charging
  15
- Recharging of Refrigerant
  15
- Brazing of Pipes
  16
- Materials for Brazing
  16
- Phosphor Bronze Brazing Filler
  16
- Silver Brazing Filler
  16
- Brazing
  17
- Brazing Method to Prevent Oxidation
  17
- Characteristics Required for Flux
  17
- Types of Flux
  17
Construction Views
18
Wiring Diagram
21
Specifications of Electrical Parts
24
Refrigerant Cycle Diagram
25
Operation Data
27
Control Block Diagram
28
Outdoor Unit (Inverter Assembly)
29
Operation Description
30
Basic Operation
32
Operation Control
32
Operation Description
32
Cooling/Heating Operation
33
AUTO Operation
34
DRY Operation
34
Selection of Operation Mode
34
Indoor Fan Motor Control
35
Indoor Fan Air Flow Rate
36
Outdoor Fan Motor Control
38
Capacity Control
39
Current Release Control
39
Release Protective Control by Temperature of Indoor Heat Exchanger
40
Defrost Control (Only in Heating Operation)
41
Start of Heating Operation
41
Louver Control
42
Louver Position
42
- Louver Position in Heating Operation
  43
- Air Direction
  44
Wind Direction Adjustment
44
HADA CARE Position
45
Swing
45
Cooling Operation
46
ECO Operation
46
Heating Operation
46
Discharge Temperature Control
47
High Pressure Control
47
Temporary Operation
47
Pulse Modulating Valve (P .M.V.) Control
48
Self-Cleaning Function
49
COMFORT SLEEP Mode
51
Remote-A or B Selection
51
Setting the Remote Controller
51
QUIET Mode
52
Short Timer
52
Power-Selection and Silent Operation
53
Silent Operation
53
Silent Operation Description
53
C Heating / Frost Protective Operation
54
Fireplace Operation
54
Hi-POWER Mode
55
Operation Mode Selectable
55
Display Lamp Brightness Control
56
How to Cancel the Auto Restart Function
58
Power Failure During Timer Operation
58
Operation of Remote Control
59
Parts Name of Remote Contr Oller
59
- Weekly Timer Operation
  59
- How to Set WEEKLY TIMER
  60
- Deactivating WEEKLY TIMER Operation
  62
- Edit Weekly Timer Program
  62
- All Programs
  63
- The Individual Program
  63
- To Delete Programs
  63
- Automatic Operation
  64
- Cooling / Heating / Fan Only Operation
  64
- Fireplace and 8°C Heating Operation
  64
- Air Flow
  65
- Comfort Sleep Operation
  65
- Hada Care Flow
  65
- Hi-Power Operation
  65
- Power-Selection
  66
- Power-Selection and Silent Operation (Outdoor Unit)
  66
- Air Flow Direction
  67
- Preset Operation
  67
- Timer Operation
  67
- Name and Functions of Indications on Remote Contr Oller
  68
- Installation Diagram of Indoor and Outdoor Units
  69
Installation Procedure
69
- Loading Batteries
  69
- Fixing Bolt Arrangement of Outdoor Unit
  70
- Installation
  70
- Accessory and Installation Parts
  71
- Air Filters
  71
- Changes in the Product and Components
  72
- Installation/Servicing Tools
  72
- New Tools for R32(R410A)
  72
- Cutting a Hole and Mounting Installation
  73
- Installation Place
  73
- Remote Control
  73
- Changing Drain Hose
  75
- Die-Cutting Back Body Slit
  75
- Piping and Drain Hose Forming
  75
- Piping and Drain Hose Installation
  75
- How to Fix the Drain Cap
  76
- Left-Hand Connection with Piping
  76
- Drainage
  77
- Indoor Unit Fixing
  77
- Precautions for Adding Refrigerant
  78
- Draining the Water
  79
- Imperial
  79
- Refrigerant Piping Connection
  79
- Ridgid
  79
- Air Purge
  80
- Evacuating
  80
- Tightening Connection
  80
- Using a Vacuum Pump
  80
- Packed Valve Handling Precautions
  81
- Electrical Works
  82
- How to Install the Air Inlet Grille on the Indoor Unit
  82
- Wiring Connection
  82
- Power Supply and Connecting Cable Connection
  83
- Power Supply Input at Indoor Unit Terminal Block (Optional)
  83
- Power Supply Input at Outdoor Unit Terminal Block (Recommend)
  84
- Power Supply Input Wiring Diagram for 1:1 Outdoor Unit
  84
- In Case of Indoor Unit Connect with Inverter Multi System (IMS)
  85
- Power Input at Outdoor Terminal Block
  85
- Power Supply Input at Outdoor Unit Terminal Block
  85
- Auto Restart Setting
  86
- Gas Leak Test
  86
- Others
  86
- Test Operation
  86
How to Diagnose the Trouble
87
How to Replace the Main Parts
114
- Front Cabinet
  130
- Control Board Assembly
  132
- Fan Motor
  133
- Side Cabinet
  133
- Compressor
  134
- Reactor
  134
- Fan Guard
  135
- TD Sensor (Discharge Pipe Temperature Sensor)
  136
- TE Sensor (Outdoor Heat Exchanging Temperature Sensor)
  136
- TO Sensor (Outside Air Temperature Sensor)
  136
- TS Sensor (Suction Pipe Temperature Sensor)
  136
Exploded Views and Parts List
137
Indoor Unit (Part-E)
138

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