Example 8: The Centralized Control Group Number Cannot Be Set (Mx1 Series) - Panasonic Urban Multi MX1 Series Manual

Bad Examples and Good Examples in Installation
7.8 Example 8:
Situation
An attempt was made to set the centralized control group number with the indoor unit remote controller, but
"00" cannot be selected in the field setting mode.
Cause 1. The central remote controller or unified ON/OFF controller is OFF.
2. The central remote controller or unified ON/OFF controller, or indoor unit is not wired to the centralized
Remedial Action
Supply power to either the central remote controller or unified ON/OFF controller.
Wire the central remote controller or unified ON/OFF controller, or indoor unit to the centralized control
line.
Main Points
78
The centralized control group number cannot be set
control line (F1 & F2).
When communications with the central remote controller are down, "00" cannot be selected in the field
setting mode.
Activate power to the central remote controller, unified ON/OFF controller and indoor unit before setting
the centralized control group number.
PACD011001G2 / PACD011004G3
(MX1 Series).
Urban Multi Inverter "MX1" Series