Tag: hitachi air conditioners manual

Hitachi air conditioner error codes| Solution

Hitachi ac error code|Solution Hitachi ac error Code: -01 Abnormality: activating safety device (float switch) Main reasons: – Fan motor failure, drain discharge, PCB, relay, float switch activated. Error Code: -02 Abnormality: – Activation of protection device (high pressure reduction) Main reasons: – Activation of PSH in power supply phase, shut down motor, abnormal operation.