Service Manual
Table Of Contents
- 目录
- 第一部分 产品篇
- 第二部分 控制篇
- CONTROL
- 1 OPERATION FLOWCHART
- 2 WIRELESS REMOTE CONTROLLER
- 3 WIRED CONTROLLER
- 4 OPERATION INSTRUCTION OF SPECIAL FUNCTIONS
- 4.1 Setting of Filter Clean Reminder Function
- 4.2 Low Temperature Drying Function
- 4.3 Lock Function
- 4.4 Memory Function
- 4.5 Door Control Function/Human Sensitive Function
- 4.6 Switch between Fahrenheit and Centigrade
- 4.7 Enquiry of Ambient Temperature
- 4.8 Enquiry of Historical Malfunction
- 4.9 Debugging Function
- 4.9.1 Setting ambient temperature sensor (dual ambient temperature sensors function)
- 4.9.2 Selecting three speeds in high speed and three speeds in low speed of indoor fan motor
- 4.9.3 Displaying setting of freeze protection error code
- 4.9.4 Setting refrigerant lacking protection function
- 4.9.5 Selecting blowing residual heating of indoor unit
- 4.9.6 Mode selecting of compressor electric heating belt
- 4.9.7 Selecting low-power consumption mode
- 4.9.8 Selecting door control function
- 4.9.9 Selecting human sensitive function
- 4.9.10 Selecting long-distance monitoring or centralized controller
- 4.9.11 Selecting fan mode of indoor fan motor
- 4.9.12 Selecting compensation of temperature sensor at air return
- 5 INSTALLATION OF WIRED CONTROLLER
- 6 TROUBLESHOOTING
- 7 CENTRALIZED CONTROLLER
- 7.1 Smart Zone Controller
- 7.2 Additional Special Functions
- 7.2.1 Door control function
- 7.2.2 Human sensitive function
- 7.2.3 MODBUS interface
- 7.2.4 Connect to interface of centralized controller:
- 7.2.5 Light board control:
- 7.2.6 Malfunction output of relay:
- 7.2.7 Reserved fresh air valve interface for duct type unit
- 7.2.8 Interface of anion generator
- 7.2.9 Chassis electric heating belt of outdoor unit is optional
- CONTROL
- 第三部分 安装篇
- INSTALLATION
- 1 INDOOR UNIT INSTALLATION
- 1.1 Installation of Duct Type
- 1.2 Installation of Floor Ceiling Type
- 1.3 Installation of Cassette Type
- 1.3.1 Before Installation
- 1.3.2 Installation Site
- 1.3.3 Installing the Main Body Unit
- 1.3.4 Installing the Suspension Bolts
- 1.3.5 Leveling
- 1.3.6 The Panel Installation
- 1.3.7 Dimension Data
- 1.3.8 Installation of Drain Piping
- 1.3.9 Installing the Drain Pipes
- 1.3.10 Precautions When Doing Riser Piping Work
- 1.3.11 Testing of Drain Piping
- 2 OUTDOOR UNIT INSTALLATION
- 3 REFRIGERATION PIPING WORK
- 3.1 Refrigeration Piping Work Procedures and Caution in Connecting
- 3.2 Specification of Connection Pipe
- 4 ELECTRIC WIRING WORK
- 1 INDOOR UNIT INSTALLATION
- INSTALLATION
- 第四部分 维护篇（上）4.1~4.3
- 第四部分 维护篇（中）4.4拆装
- 第四部分 维护篇（下）4.5爆炸图及清单
U-Match Series DC Inverter Service Manual
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Notes:
① If the unit is not connected to outdoor ambient temperature sensor, display of outdoor
ambient temperature will be shielding after energizing for 12hr.
② If there is malfunction of outdoor ambient temperature sensor, display of outdoor ambient
temperature will be shielding after energizing for 12hr.
4.8 Enquiry of Historical Malfunction
Under off or on state of the unit, continuously press Function and ▼ buttons for 5s to view historical
malfunction.
In enquiry state, set temperature displaying zone displays “00”. Press ▲ and ▼ buttons to view the 5
malfunctions happened recently. The timer displaying position displays the detailed error code. The 5th
displayed malfunction is the last malfunction.
4.9 Debugging Function
Under off state of the unit, press Function and Timer buttons at the same time for 5s to go to the
debugging menu. Press Mode button to adjust the setting items and press ▲ or ▼ button to set the actual
value.
4.9.1 Setting ambient temperature sensor (dual ambient temperature
sensors function)
Under debugging state, press Mode button to adjust to “00” in temperature displaying zone. Timer
zone displays setting state and press ▲ or ▼ button to adjust. There are 3 selections:
(1) The ambient temperature at air return is set as indoor ambient temperature (timer zone displays
01).
(2) The temperature at wired controller is set as indoor ambient temperature (timer zone displays 02).
(3) Select the temperature sensor at air return in cooling, dry and fan mode; select the temperature
sensor at wired controller in heating and auto mode.
4.9.2 Selecting three speeds in high speed and three speeds in low speed
of indoor fan motor
Under debugging state, press Mode button to adjust to “01” in temperature displaying zone. Timer
zone displays setting state and press ▲ or ▼ button to adjust. There are 2 selections:
(1) Three speeds in low speed (LCD displays 01)
(2) Three speeds in high speed (LCD displays 02)
Three speeds in low speed include high, medium and low speeds; three speeds in high speed include
super high, high and medium speed.
Note:
For this series, this function is invalid.