(07/03/2012) 110-04-M184EN
110
7
OPTIONS - ATTACHMENTS CONTROL AND
ADJUSTMENT
To switch o the unit, press the «Fan speed reduction command» button (Ref. 8) to deactivate the fan
completely; to switch it back on again, press the «Fan speed increase command» button (Ref. 7).
A - Control unit
Legend of functions:
1 - Decrease internal temperature
2 - Increase internal temperature
3 - Temperature indicator setting
4 - Indicator 1
a
fan speed
5 - Indicator 2
a
fan speed
6 - Indicator 3
a
fan speed
7 - Fan speed increase command
8 - Fan speed decrease command
9 - Internal air temperature sensor
10 - °C / °F conversion and vice versa
11 - External temperature reading command
12 - Recirculation command
13 - Compressor exclusion
14 - Automatic function reset
ERROR CODES
In case of a fault that a ects the automatic regulation, the control unit displays an error code consisting
of the letter E followed by a number which identi es the type of fault according to the following Table::
E 1 external air temperature sensor (E.T.) interrupted.
E 2 external air temperature sensor (E.T.) short circuit..
E 3 cab air temperature sensor (I.T.) interrupted..
E 4 cab air temperature sensor (I.T.) short circuit.
E 5 mixed air temperature sensor (M.T.) interrupted.
E 6 mixed air temperature sensor (M.T.) short circuit.
Since automatic regulation is not possible, the keys for increasing and decreasing the internal temperature
are used to change the position of the mixer, while the fan speed is xed at the 2
a
speed.
If the error is solved, the control unit resumes normal operation only after resetting the + key.
A
1
2
3
4 5 6
7
8
14 13 12 11
10
9
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