Toshiba CARRIER RAV-SP420AT2-UL Heat Pump Manuals

Manuals and User Guides for Toshiba CARRIER RAV-SP420AT2-UL Heat Pump. We have 2 Toshiba CARRIER RAV-SP420AT2-UL Heat Pump manuals available for free PDF download: Service Manual, Installation Manual

Toshiba CARRIER RAV-SP420AT2-UL Service Manual (117 pages)

AC Split type OUTDOOR UNIT SUPER DIGITAL INVERTER

Brand: Toshiba | Category: Air Conditioner | Size: 2.7 MB

Service Manual
1
Adoption of New Refrigerant
2
Table of Contents
3
Confirmation of Warning Label on the Main Unit
4
Explanation of Illustrated Marks
4
Explanation of Indications
4
Safety Caution

4
- New Refrigerant
  7
- Pipe Materials
  7
- Safety Caution Concerned to New Refrigerant
  7
- General Tools
  8
- Tools
  8
- Tools Exclusive for R410A
  8
- 1 Specifications
  
  9
  - Outdoor Unit
    9
    
    Operation Characteristic Curverav
    10
    
    Capacity Variation Ratio According to Temperature
    11
- 2 Construction Views (External Views)
  
  12
  - Outdoor Unit
    12
- 3 Systematic Refrigerating Cycle Diagram
  
  15
  - Indoor Unit
    15
  - Outdoor Unit
    16
- 4 Wiring Diagram
  
  19
  - Outdoor Unit
    19
- 5 Specifications of Electrical Parts
  
  22
  - Outdoor Unit (Parts Ratings)
    22
- 6 Refrigerant R410A
  
  23
- 7 Circuit Configuration and Control Specifications
  
  30
  - Print Circuit Board <MCC-1571
    30
  - Outline of Main Controls
    32
    
    PMV (Pulse Motor Valve) Control
    32
    
    Discharge Temperature Release Control
    32
    
    Outdoor Fan Control
    33
    
    Cooling Fan Control
    33
    
    Revolution Frequency Allocation of Fan Taps
    33
    
    Heating Fan Control
    34
    
    Coil Heating Control
    35
    
    Short Intermittent Operation Preventive Control
    35
    
    Current Release Control
    35
    
    Current Release Value Shift Control
    36
    
    Over-Current Protective Control
    36
    
    High-Pressure SW Control
    36
    
    Auto Restart
    36
    
    Defrost Control
    37
    
    Start of Heating Operation
    37
  - Summary of Troubleshooting
    45
  - Outline of Judgment
    47
  - Troubleshooting
    47
    
    Check Code List
    50
    
    Error Mode Detected by Indoor Unit
    52
    
    Error Mode Detected by Outdoor Unit
    53
    
    Diagnostic Procedure for each Check Code
    55
    
    Dip Switch Setup
    60
    
    Display Selection
    60
    
    LED Display on Outdoor P.C. Board
    60
    
    Representative Value
    72
    
    TA, TC, TCJ, TE, TS, to Sensors
    72
    
    Temperature Sensor
    72
    
    Installing the P.C. Board
    74
    
    Outdoor Unit
    74
  - Model Switching (J800 to J803)
    74
- 9 Replacement of Service P.C. Board
  
  74
  - Setting the Jumper Wires and DIP Switches
    74
10 Setup at Local Site and Others

75
11 Detachments

83
- Outdoor Unit
  83
  - Electric Shock
    85
  - Refrigerant Charge
    105
12 Exploded Views and Parts List

107
- Outdoor Unit
  107
  - Inverter Assembly
    109
  - Warnings on Refrigerant Leakage
    116
  - Check of Concentration Limit
    116

Toshiba CARRIER RAV-SP420AT2-UL Installation Manual (24 pages)

AIR CONDITIONER (SPLIT TYPE) Outdoor Unit

Brand: Toshiba | Category: Air Conditioner | Size: 4.47 MB

Table of Contents
2
Dimension
3
Accessory Parts
4
System Requirements
5
Precautions for Safety
6
Installation of New Refrigerant Air Conditioner
8
- Installation Location
  9
- Required Clearances
  10
- Installation of Outdoor Unit
  11
Refrigerant Piping
13
Electrical Connections
15
Evacuate and Dehydrate the System
18
Finishing
20
Test Run
20
Periodic Maintenance
20
Troubleshooting
21
Unit Pump down
23
Power Save
23

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Toshiba CARRIER RAV-SP420AT2-UL Heat Pump Manuals

Toshiba CARRIER RAV-SP420AT2-UL Service Manual (117 pages)

Table of Contents

Safety Caution

1 Specifications

2 Construction Views (External Views)

3 Systematic Refrigerating Cycle Diagram

4 Wiring Diagram

5 Specifications of Electrical Parts

6 Refrigerant R410A

7 Circuit Configuration and Control Specifications

9 Replacement of Service P.C. Board

10 Setup at Local Site and Others

11 Detachments

12 Exploded Views and Parts List

Toshiba CARRIER RAV-SP420AT2-UL Installation Manual (24 pages)

Table of Contents

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