Installation Menu; Test Run; Function Selection - Hitachi PC-ARFG-E Installation & Operation Manual

SERVICE & INSTALLATION MENU

6.1 INSTALLATION MENU

6.1.1 Test Run

1 Select "Installation Menu" and press "OK".
2 Select "Test Run" and press "OK".
3 The total number of the indoor units connected to the wired
controller or to the system is indicated on the screen.
("2 units" is indicated for a twin combination, "3 units" for a
triple, and "4 units" for a quad, etc.)
4 If the number of indoor units displayed on the screen is not
matching with the real quantity of units connected to this
controller, follow the procedure below.
Turn OFF the power supply, check the following items and
perform the correct connection. (Do not repeat turning ON
and OFF within 10 seconds).
- The power supply to the indoor unit was not turned ON or
there is an incorrect wiring issue.
There was an incorrect connection issue regarding
-
interconnecting cables between indoor units or of the
controller cable.
There was an incorrect setting of the rotary switch and
-
DIP switches (the settings were overlapped), on the
printed circuit board (PCB) for the indoor unit.
39 PMML0565 rev.1 - 04/2022
5 Cancel "Test Run" Mode
- When the unit is not in operation, press " ".
- When the unit is in operation, press " " (On/Off).

6.1.2 Function selection

Function Selection is set from Installation Menu.
1 Select "Installation Menu" and press "OK" .
2 Select "Function Selection" and press "OK".
3 Press "OK".