![background image](http://html2.mh-extra.com/html/daikin/inverter-ftxl20g2v1b/inverter-ftxl20g2v1b_service-manual_3625026058.webp)
Control Specification
SiENBE04-925_A
44
Function and Control
3.11 Electronic Expansion Valve Control
Outline
The following items are included in the electronic expansion valve control.
Electronic expansion valve is fully closed
1. Electronic expansion valve is fully closed when turning on the power.
2. Pressure equalizing control
Open Control
1. Electronic expansion valve control when starting operation
2. Electronic expansion valve control when frequency changed
3. Electronic expansion valve control for defrosting
4. Electronic expansion valve control when the discharge pipe temperature is abnormally high
5. Electronic expansion valve control when the discharge pipe thermistor is disconnected
Feedback Control
1. Discharge pipe temperature control
Detail
The followings are the examples of control which function in each mode by the electronic
expansion valve control.
(R2833)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Control when frequency changed
Control for abnormally high discharge
pipe temperature
Operation pattern
: function
X
: not function
When power is turned ON
Cooling operation
Stop
Heating operation
Stop
Stop
Heating operation
Control of discharge pipe
thermistor disconnection
Fully closed when power is turned ON
Open control when starting
Pressure equalizing control
Open control when starting
Pressure equalizing control
Open control when starting
Continue
Pressure equalizing control
(Control of target discharge pipe
temperature)
(Control of target discharge pipe
temperature)
SIENBE04-925_A_FRONT.pdf 58
24/02/2011 13:53:52
Содержание Inverter FTXL20G2V1B
Страница 8: ...SiENBE04 925_A vi Table of Contents...
Страница 14: ...Introduction SiENBE04 925_A xii...
Страница 15: ...SiENBE04 925_A List of Functions 1 Part 1 List of Functions 1 Functions 2...
Страница 17: ...SiENBE04 925_A Specifications 3 Part 2 Specifications 1 Specifications 4...
Страница 20: ...Specifications SiENBE04 925_A 6 Specifications...
Страница 186: ...SiENBE04 925_A Outdoor Unit RXL20G2V1B Removal Procedure 171 4 Feature of the thermistors Step Procedure Points R9356...