Hitachi PC-ARF Technical Catalogue page 302

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5 Centralised remote controls

Keeping the setting

3 Tap "OK" at the confirmation screen for keeping the setting.

4 When the process of checking connection is finished, the number of connected units is indicated on the confirmation

screen. If the number of connected units is indicated correctly, tap "OK". The screen of "Main Unit Register" will be

displayed. Refer to item How to register group (Main unit).

5 If the number of connected units indicates different from actual number, tap "Cancel".

Confirmation

Save current settings

(group, schedule, etc.) ?

6 The confirmation screen is displayed again. Check the items in the confirmation screen to the air conditioners. The

process of checking connection will start again.

If tap "Cancel", the screen is returned to "Service Menu".

Not keeping the setting

7 Tap "Cancel" at the confirmation screen.

8 Display the confirmation screen of initialization, tap "OK". Initialize all settings and start checking connection. "OK"

cannot be selected when the "RCS Operation Prohibited" is set, change to "RCS Operation Permitted".

If tap "Cancel", the screen is returned to "Service Menu".

Confirmation

Check the unit setting:

. The units are power on.

. DSW and RSW settings are correct.

. The electrical wiring is properly

H-LINK etc. Check connections again?

TCGB0106 rev.0 - 12/2014

Confirmation

Group Registration.

The number of connected Indoor Unit

Before Add./Remov.: - - -

This Time: - - -

Is the number correct?

Confirmation

Initialize all settings and start

checking connections?

Troubleshooting