Hitachi YUTAKI M Installation & Operation Manual page 11

ELECTRICAL AND CONTROL SETTINGS
8 ELECTRICAL AND CONTROL SETTINGS
8.1 INTRODUCTION
The YUTAKI M Remote control box is an extension of the
hydraulic control box of the YUTAKI M.
With the Remote control box activated, the system separates
the water generation control (hot or cold) from the water
distribution and consumption control. Water generation control
is performed on YUTAKI M unit PCB, while the water distribution
and consumption control is done through the Remote control
box.
Example:
YUTAKI M
8.2 MIRROR FUNCTION
8.2.1 Function activation
To activate the Mirror function the following settings of the DSW and SSW are required

Required DSW & SSW settings to enable the mirror function
When DSW4 pin 1 and SSW1 are set accordingly to this table, AUOP is shown in the 7-segment display of YUTAKI M PCB2.
!
C A U T I O N
Model capacity setting through DSW2 in the Remote control box PCB3 is required according to the YUTAKI M model.
5 PMML0603 rev.0 - 02/2023 - 1000014074
Zone 1
Remote
control box
Water pipes
Dip switch YUTAKI M PCB2
DSW4
(New setting is required)
Remote
SSW1
Local
(New setting is required)
The system comprised of a YUTAKI M and the Remote control
box operates as a single YUTAKI M for all function unless it is
specifically indicated that the function is not enabled.
Zone 2
Remote control box PCB3
(ATW-YMM-02)
7 8
(Factory setting)
Remote
Local
(Factory setting)
Control wiring
Communication wiring
Water pipes
7 8