Installation Manual
51
Test Run
Sensor Checking Function
YES
YES
NO
NO
NO
Start
3 Minutes
past power reset
Configuration of Dip switch
Press
black button for
2 seconds
Configuration 1
Configuration 2
Note 3)
Configuration 3
Configuration 4
Sensor Normal
Press black button for 2 seconds
Data reset and standby
Start inspection of each function
End
Press black button
for 5 seconds
Automatic
Charging of
Refrigerant
Error Indication
Press black button for 2 seconds
after turning off all dip switches
Configuration 1
Configuration 2
Configuration 3
Configuration 4
Automatic
Refrigerant
Amount
Detection
inspection of
Indoor EEV
C: Cooling
Mode
Integrated
Trial Run E:
Cooling Mode
Dip Switch Configuration Method
(Automatic Charging of
Refrigerant)
(Automatic Refrigerant
Amount Detection)
(Inspection of Indoor
EEV malfunction –
Cooling Mode)
(Integrated Trial Run –
Cooling Mode)
Warning
: Make sure to reset Main PCB before executing
these functions.
Sensor inspection function is a function to judge whether its current temperature sensed by each sensors attached to out-
door and indoor units(3 temperature sensors attached to indoor unit, 5 temperature sensors and 2 pressure sensors
attached to outdoor unit) are appropriate. It can be used for detecting sensor defects. Note2) Sensor Inspection Function
can be executed before operation of 4 FDD functions or can be omitted.
Note:
1. Sensor checking function is used with Refrigerant Checking and Refrigerant Auto Charging.
2. Check abnormal sensor
3. It is displayed at the LED on the main PCB at each step.
4. Refer to the next page for sensor error code part
ENGLISH
1. Confirm auto addressing has been performed (Check installed number of IDU).
2. The error can be displayed even if the sensor is normal according to installation and temperature condition. If error
occurs, check the sensor and judge abnormality.
CAUTION
Summary of Contents for Multi V Space ARUV Series
Page 69: ......
