Test Run; Before Test Run; Controller Interface - Mitsubishi Electric CITY MULTI PLFY-WP10VFM Installationshandbuch

7. Test run

7.1. Before test run

After completing installation and the wiring and piping of the indoor and
outdoor units, check for water leakage, looseness in the power supply or
control wiring, wrong polarity, and no disconnection of one phase in the
supply.
Use a 500-volt megohmmeter to check that the resistance between the power
B
C
Fig. 7-1

Controller interface

4 3
Function buttons
7 8
Fig. 7-2
A
D
E
5
6
2 1
9 0
Do not carry out this test on the control wiring (low voltage circuit) terminals.
Warning:
7.2. Air purging
7.2.1. The details of air purging
As for the details of air purging, please refer to the water circuit maintenance
manual included in the package of the HBC controller.
7.2.2. The air vent valve of indoor unit (Fig. 7-1)
1 Remove the air purge valve cover.
2 Twist the knob on the air purge valve several times to release the air.
A Air purge valve
B
C Screw
D From HBC unit (Inlet)
E To HBC unit (Outlet)
The following 3 methods are available.
1 [ON/OFF] button
2 [SELECT] button
Press to save the setting.
3
Press to return to the previous screen.
4 [MENU] button
Press to bring up the Main menu.
5 Backlit LCD
Operation settings will appear.
When the backlight is off, pressing any button turns the backlight on and it will
stay lit for a certain period of time depending on the screen.
When the backlight is off, pressing any button turns the backlight on and does
6 ON/OFF lamp
This lamp lights up in green while the unit is in operation. It blinks while the
remote controller is starting up or when there is an error.
7 Function button [F1]
Main display: Press to change the operation mode.
Main menu: Press to move the cursor down.
8 Function button [F2]
Main display: Press to decrease temperature.
Main menu: Press to move the cursor up.
9
Main display: Press to increase temperature.
Main menu: Press to go to the previous page.
0 Function button [F4]
Main display: Press to change the fan speed.
Main menu: Press to go to the next page.
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