Table Of Contents - Toshiba RAV-GP1101AT8-E Service Manual

Precaution for Safety ......................................................................... 7
1. SPECIFICATIONS........................................................................ 17
1-1. Outdoor Unit ....................................................................................................................... 17
1-2. Operation Characteristic Curve ........................................................................................ 18
2. CONSTRUCTION VIEWS (EXTERNAL VIEWS).......................... 19
2-1. Outdoor Unit ....................................................................................................................... 19
3. OUTDOOR UNIT REFRIGERATING CYCLE DIAGRAM ............ 22
4. WIRING DIAGRAM ...................................................................... 23
4-1. Outdoor Unit ....................................................................................................................... 23
5. SPECIFICATIONS OF ELECTRICAL PARTS ............................. 24
5-1. Outdoor Unit ....................................................................................................................... 24
6. REFRIGERANT R32 .................................................................... 25
6-1. Safety During Installation/Servicing ................................................................................ 25
6-2. Refrigerant Piping Installation .......................................................................................... 25
6-2-1. Piping Materials and Joints Used ...................................................................................... 25
6-2-2. Processing of Piping Materials .......................................................................................... 26
6-3. Tools .................................................................................................................................... 29
6-3-1. Required Tools ..................................................................................................................... 29
6-4. Recharging of Refrigerant ................................................................................................. 29
6-5. Brazing of Pipes ................................................................................................................. 30
6-5-1. Materials for Brazing ........................................................................................................... 30
6-5-2. Flux ....................................................................................................................................... 30
6-5-3. Brazing .................................................................................................................................. 31
6-6. Instructions for Re-use Piping of R22 or R407C ............................................................. 32
6-6-1. Basic Conditions Needed to Reuse the Existing Pipe ..................................................... 32
6-6-2. Restricted Items to Use the Existing Pipes ....................................................................... 32
6-6-3. Branching Pipe for Simultaneous Operation System ...................................................... 32
6-6-4. Curing of Pipes .................................................................................................................... 32
6-6-5. Final Installation Checks ..................................................................................................... 33
6-6-6. Handling of Existing Pipe ................................................................................................... 34
6-6-7. Recovering Refrigerant ....................................................................................................... 34
6-7. Charging additional refrigerant ........................................................................................ 34
6-7-1. [Assumed gas leak] ............................................................................................................. 34
6-7-2. [Limiting the additional charge] ......................................................................................... 34
6-7-3. [Cautions on charging additional refrigerant] .................................................................. 34
6-8. General safety precautions for using R32 refrigerant .................................................... 35
6-8-1. Recovery ............................................................................................................................... 35
6-8-2. Decommissioning ................................................................................................................ 35
6-8-3. Labelling ............................................................................................................................... 35
7. CIRCUIT CONFIGURATION AND CONTROL SPECIFICATIONS . 36
7-1. Outdoor Unit Control ......................................................................................................... 36
7-1-1. Print Circuit Board, MCC-1596 (Compressor IPDU) ......................................................... 36
7-1-2. Print Circuit Board, MCC-1597 (Fan Motor IPDU) ............................................................. 37
7-1-3. Print Circuit Board, MCC-1599 (Interface (CDB)) .............................................................. 38
7-1-4. Print Circuit Board, MCC-1600 (Noise Filter) .................................................................... 39
7-2. Outline of Main Controls ................................................................................................... 40
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