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KFR-25GWZ BM service manual 4、outdoor driver board
Models:
KFR-25GWZ BM
KFR-25GWZ
BM
1
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Specifications
Parts list
Error codes
Wiring Diagram
R-Tdatasheet
Dimension
Chassis Assembly
Fault
High pipe discharge temperature protection
Remote controller
Page 80
Image 80
Shinco Service Manual
4
、
outdoor driver board
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Image 80
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Contents
Inverter Split system Air Conditioner R410A Model
KFR-25GWZ/BM KFR-35GWZ/BM KFR-50GWZ/BM
KFR-70GWZ/BM
Part
Table of contents Part
Annex 1.PCB diagram 2.Schematic diagram
1. Introductions of Part Names and Functions
1.1 Remote controller
Part
1.2 Indoor panel 1.3 Outdoor panel
2. Outline Dimension of Indoor and Outdoor Units
2.2 Indoor unit
KFR-25GWZ/BM KFR-35GWZ/BM
KFR-50GWZ/BM
KFR-70GWZ/BM
3. Specification
KFR-35GWZ/BM
4. Wiring Diagram
4.1Indoor unit Wiring diagram KFR-25GWZ/BM
KFR-50GWZ/BM KFR-70GWZ/BM
4.2Outdoor unit Wiring diagram KFR-25GWZ/BM
KFR-35GWZ/BM
KFR-50GWZ/BM KFR-70GWZ/BM
5. Refrigerant system diagram
6.1 Piping length and height difference
6.2 Additional refrigerant Charge R410A g
R-Tdatasheet
7.Sensor Resistance Table
10K±0.5% ;3976K±0.5%,B25/85=3976K±0.5%
R-Tdatasheet
R-Tdatasheet
47.054
R-Tdatasheet
23.11
2.077
0.3253
0.0822
71.119
8.1928
106.800
7.9920
1.1980
R-Tdatasheet
Page
Page
8.Parts List and exploding view
Exploding view and part list of KFR-25GWZ/BM
Indoor unit
Part Name
Outdoor unit
Part Name
Quantity
BOM code
Axial Fan
Exploding view and part list of KFR-35GWZ/BM
Part Name
Quantity
BOM code
Indoor terminal block
Chassis Assembly
Part Name
Quantity
BOM code
8.3 Exploding view and part list of KFR-50GWZ/BM
Indoor unit
Part Name
Quantity
Filter
Outdoor unit
Chassis Assembly
Part Name
Quantity
BOM code
Exploding view and part list of KFR-70GWZ/BM
Indoor unit
Part Name
Quantity
Remote Controller
Outdoor unit
Chassis Assembly
Part Name
Quantity
BOM code
1. Service warning
Part
2. Frequency table
4.2. Fan-onlymode
4.3. Cooling mode
b. Frequency control during operation
4. Running mode
4.3.2 Indoor heat exchanger anti-frozen
4.3.3 Outdoor heat exchanger anti-overheated
F Frequency keep unchanged
H:The compressor stops
4.4. Dehumidifying mode
4.4.2 Compressor frequency on dehumidifying mode
4.4.3 The louver control in dehumidifying mode
4.4.4 Protection
b. Frequency control during operation
F Frequency keep unchanged
4.5.2 Indoor heat exchanger anti-overheated
4.6 Emergency Operation
4.7 Sleeping operation
4.8 Auto restart
5.1.1 High pipe discharge temperature protection
5. Protection
5.2 Current protection
4.9 Refrigerant charge mode
5.3 Low voltage protection
6.1 Indoor display
6.2 Fault code display KFR-25GWZ/BM、KFR-35GWZ/BM
6、Display lamp
WELL
FAULT
HIGH
KFR-50GWZ/BM、KFR-70GWZ/BM
FAULT
CODE
CHECK POINT
OUTDOOR UNIT
INDOOR
UNIT DON’T MATCH
Annex
PCB diagram KFR-25GWZ/BM、KFR-35GWZ/BM
1、 Indoor PCB
2、 Outdoor power board
3、 Outdoor diver board
4、 Outdoor PFC board
KFR-50GWZ/BM 1、 Indoor PCB
2、Outdoor power board
3、outdoor driver board
KFR-70GWZ/BM 1、 Indoor power board
2、Indoor driver board
3、 outdoor power board
4、outdoor driver board
Schematic KFR-25GWZ/BM、KFR-35GWZ/BM 1、 Indoor PCB
2、 Outdoor power board
3、Outdoor diver board
4、Outdoor PFC board
KFR-50GWZ/BM 1、 Indoor PCB
2、 outdoor power board
3、 outdoor driver board
KFR-70GWZ/BM 1、 Indoor power board
2、Indoor driver board
3、 outdoor power board
4、outdoor driver board