Hitachi SAMURAI Series Service Manual page 36

2. Control Functions
Control functions on the module
Thermo OFF temperature of the main unit remains enabled even during forced load operation. When performing thermal
storage from an external thermo, please set the external thermo to activate before the thermo OFF temperature of the main
unit. In case of stop by thermo OFF temperature of the main unit, operation restarts automatically.
When performing thermal storage from the main unit thermo, it is possible to prevent restart by turning the pump OFF with
optional function "Pump operation in ON/OFF Cont.".
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Setting method
In the case of air-cooled systems
Select "OFF"
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SMGB0082 rev.1 - 07/2015