Hitachi Sigma VRF Open Valve Mode

[@Saiful-islam1996]

That's mean open mode allowed, indoor and outdoor all exv valve open

[@AirConAlex]

That's right it will also open the valves inside the CH-Box as well.

[@buntynarula3977]

Hi I have face an problem in Hitachi vrv system error code is 03

[@Saiful-islam1996]

Please i need this information