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Vertu series
Midea Vertu series User Manual
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48
9.2 Diagnosis and Solution
9.2.1 EEPROM parameter error diagnosis and solution
Replace indoor PCB
Shut off the power supply and turn on it 5s later
The problem comes out again
Is the EEPROM chip plugged in indoor PCB well?
No
Correct the connection
Replace the main PCB of indoor unit
49
51
Table of Contents
Default Chapter
1
Service Manual
1
Table of Contents
2
1 Precaution
3
Safety Precaution
3
Warning
3
2 Function
8
3 Dimension
11
Indoor Unit
11
Outdoor Unit
12
4 Refrigerant Cycle Diagram
13
5 Wiring Diagram
14
Indoor Unit
14
Outdoor Unit
17
6 Installation Details
23
Wrench Torque Sheet for Installation
23
Connecting the Cables
23
Pipe Length and the Elevation
24
Air Purging with Vacuum Pump
25
Pumping down (Re-Installation)
26
Re-Air Purging (Re-Installation)
27
Balance Refrigerant of the 2-Way, 3-Way Valves
28
Evacuation
29
Gas Charging
30
7 Operation Characteristics
31
8 Electronic Function
32
Abbreviation
32
Display Function
32
Main Protection
33
Operation Modes and Functions
34
9 Troubleshooting
49
Indoor Unit Error Display
49
Diagnosis and Solution
50
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Midea Vertu series Specifications
General
Brand
Midea
Model
Vertu series
Category
Air Conditioner
Language
English
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