A.O. Smith Innovo IR 12-160, Инструкция по установке, эксплуатации и обслуживанию

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Code and description Cause Measure
E05
(lock out error)
Control error
Control was in a blocking error for at
least 20 hours. - Press [RESET] to reset the water
heater.
If the error reappears:
- Find the cause of the blocking error
(parameter
272
).
- Remove the blockage and reset the
controller.
If the error reappears, replace the
controller.
F01
(blocking error)
Control error
Live and neutral are connected the
wrong way around. Make sure that the live and neutral are
connected correctly and rectify if necessary.
F02
(lock out error)
Fan error
Fan does not run on
correct speed
Damaged or disconnected wiring. - Make sure that the wiring between the
fan and the controller is connected
and not damaged.
- If necessary, replace the wiring. Reset
the controller when the wiring is
reconnected
Contaminated or blocked fan. - Make sure that the motor and/or rotor
of the fan are not dirty or blocked.
- If necessary remove the dirt and/or
blockage.
- Reset the controller.
- Make sure that the rotor of the fan can
rotate freely and reset the controller.
Due to a drop in supply voltage, the fan
will not run at the correct speed. - Make sure that the supply voltage is
correct and reset the controller.
The measured voltage must be
230 V
AC
(-15%, +10%)
- Contact you maintenance and service
engineer when the supply voltage is
not correct.
Defective motor and/or rotor. - Make sure that the motor and/or rotor
are not defective and reset the
controller.
- Replace the fan when the motor
and/or rotor are defective and reset
the controller.
F03
(lock out error)
Air proving switch error
Switch is closed when fan
is not running.
Damaged wiring/closed circuit. - Make sure that the wiring, between
the air proving switch and the control,
is connected and not damaged.
- If necessary replace the wires or
reconnect the wires. Reset the
controller, when wires are replaced or
reconnected.
Air proving switch defect. - Make sure that the air proving switch
works properly.
- If necessary, replace the air proving
switch.
- When the air proving switch is
replaced and reconnected, reset the
controller.
0312266_INNOVO_UKUK_ V5.1, 2022-07-12
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