OM 1263 • MICROTECH UNIT CONTROLLER 80 www.DaikinApplied.com
ERROR CODE: H7 – Abnormal Outdoor Fan Motor Signal
Remote
Controller
Display
H7
Method of
Malfunction
Detection
Detection of abnormal signal from fan motor.
Malfunction
Decision
Condition
In case of detection of abnormal signal at starting fan motor.
Supposed
Causes
● Abnormal fan motor signal (circuit malfunction)
● Broken, short or disconnection connector of fan motor connection cable
● Fan Inverter PC board malfunction (A2P)
Perform
● Check 1 and Check 2 on page 74
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