Hitachi SAMURAI Series Service Manual page 26

2. Control Functions
Control functions on the module

Mode selection method
19
SMGB0097 rev.0 - 07/2015
N O T E
This control is not performed when [Disable] is
selected. In this case, make sure to implement
anti-freeze measures on site, such as pump
automatic operation or the installation of a heater
at the water-side heat exchanger of the chiller
unit.
Select pressing Mode I /
Mode II / Disable keys
2