Error, fault and alarm codes of products - what each code means, its causes and what to do - read from the manufacturers’ manuals, with the manual page each answer comes from.
Control power fail indicates a failure in the control power supply. The manual's first action is: “Check the power unit wiring and power supply.”
AL-42 means main power failure has occurred. The manual's first action is: “Check the power unit wiring and power supply.”
AL-41 indicates an overvoltage condition The manual's first action is: “Check the input voltage and wiring. Check the braking resistance for damage. Check for excessive regenerative operation. Check the regenerative r…
AL-40 indicates low input voltage detected by the system. The manual's first action is: “Check input voltage and power unit wiring.”
Low Battery Error indicates insufficient voltage in the backup battery. The manual's first action is: “BackUp battery has not enough voltage, Change battery. ※After replacing battery, Power "ON" and Homing operation a…
Encoder Z PHASE Open error indicates the encoder cable is disconnected. The manual's first action is: “Check whether the encoder cable is disconnected.”
Motor setting error indicated by AL-33. The manual's first action is: “Check the [P0-00] setting.”
Encoder data error has occurred. The manual's first action is: “Check the [P0-02] setting and encoder wiring.”
All 33 error codes of the LS ELECTRIC L7SB Series (400V) LS ELECTRIC L7SB Series (400V) with their meaning, causes and what to do, taken from the manufacturer's manual with page references.
Sensor Corner Association Error indicates a wiring harness orientation issue at each ride height sensor. The manual's first action is: “•Check for the Correct Wiring Harness Orientation at each Ride Height Sensor.”
The Pressure Sensor is not reading. The manual's first action is: “•Verify wiring to Pressure Sensor. •Check Pressure Sensor for failure.”
Code 3 indicates the Ride Height Sensors have too little travel during calibration. The manual's first action is: “•Verify Sensor Mechanical Linkage Connections. •The Ride Height Sensor needs to be remounted to a poin…
Tank pressure is not increasing after the ECU turns the Compressor(s) ON. The manual's first action is: “•Verify Compressor circuit wiring connections. •Check Compressor fuse F2. •Verify Compressor plumbing connection…
All 4 error codes of the AccuAir TouchPad™ Controller AccuAir TouchPad™ Controller with their meaning, causes and what to do, taken from the manufacturer's manual with page references.
Error 51 indicates a communication fault between the climatic transmitter and boiler receiver. The manual's first action is: “Batteries require replacing Distance between boiler and climatic control too great Interfer…