Switch Settings And Address Settings - Mitsubishi Electric PURY-RP200 Service Handbook

[ II Restrictions ]

[3] Switch Settings and Address Settings

1. Switch setting
Refer to section "[5] An Example of a System to which an MA Remote Controller is connected - [7] An Example of a System
to which both MA Remote Controller and ME Remote Controller are connected" before performing wiring work.
Set the switches while the power is turned off.
If the switch settings are changed while the unit is being powered, those changes will not take effect, and the unit will not
function properly.
Units on which to set the switches
CITY MULTI indoor unit
LOSSNAY, OA processing unit
ATW
ME remote controller
MA remote controller
CITY MULTI outdoor unit
BC controller
*1. Applicable when LOSSNAY units are connected to the indoor-outdoor transmission line.
*2. The outdoor units in the same refrigerant circuit are automatically designated as OC in the order of capacity from large
to small (if two or more units have the same capacity, in the order of address from small to large).
*3. Turn off the power to all the outdoor units in the same refrigerant circuit.
HWE10020
Main/sub unit
*1
Booster Unit
Water Hex Unit
Main/sub remote
controller
Main/sub remote
controller
*2
Main
Sub1, 2
Symbol Units to which the power must be shut off
IC Outdoor units
LC Outdoor units
BU Outdoor units and Booster Unit
AU Outdoor units and Water Hex Unit
RC Outdoor units
MA Indoor units
OC Outdoor units
BC Outdoor units
BS1, BS2 Outdoor units
- 22 -
*3
and Indoor units
*3
and LOSSNAY
*3
*3
*3
and BC controller
*3
and BC controller
GB