www.DaikinApplied.com 97 OM 1263 • MICROTECH UNIT CONTROLLER
ERROR CODE: PJ – Faulty Field Setting after Replacing Main PC Board or Faulty Combination of PC Board
Remote
Controller
Display
PJ
Method of
Malfunction
Detection
This malfunction is detected according to communications with the inverter.
Malfunction
Decision
Condition
Make judgment according to communication data on whether or not the type of the
inverter PC board is correct.
Supposed
Causes
● Faulty (or no) eld setting after replacing main PC board
● Mismatching of type of PC board
Recommended
Action
● Contact the replacement parts supplier for resolution
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