Troubleshooting; Description Of The Unit Indicators - Ferroli FCM Manual De Uso

TROUBLESHOOTING

If there was an error condition during the unit running, a code will be displayed on the receiver. This code is
identified by number of the system that caused the error or by an led combination. To interpret the error codes,
use the following table .
For models 400, 400-4T
Error
code
displayed
E2 Room temperature sensor is open or short-circuit
E3/E4 Evaporator sensor is open or short-circuit
E7 EEPROM malfunction
E8 Water-level switch malfunction
x LED off
o LED lamp
For models 600, 750-4T, 850 and 1500
Error
code
displayed
E2 Room temperature sensor is open or short-circuit
E3 Evaporator sensor is open or short-circuit
E7 EEPROM malfunction
EE Water-level switch malfunction
E8 Anomaly fan motor
PH Error setting unit
x LED off
o LED lamp
*Some alarms may be generated by a lack of ordinary maintenance. It's recommend to do this procedure before
call the Technical Assistance.

DESCRIPTION OF THE UNIT INDICATORS

The indicators found on the unit panel provide information
on the unit status or any alarm signals. Moreover, if it is
temporarily not possible to use the remote control or the
wire control, the MANUAL key can be used to operate the
unit in manual mode .
1 . INFRARED RECEIVER
2 . MANUAL OPERATION KEY (MANUAL) .
3 . OPERATION LED (green) . Indicates that the unit is on .
4 . TIMER LED (yellow) . Indicates that the TIMER has
been set .
5 . DEF ./FAN LED (red) . Indicates that the ANTI-COO-
LING or ANTI-HEATING function is active .
6 . ALARM LED (red) . Indicates that the "condensation
water level" alarm is active .
7 . TEMPERATURE DISPLAY (only for models 600-850-
1500-750-4T). Indicates the set temp. in AUTO,COOL and HEAT mode.
10
Malfunction description
Malfunction description
USE
OPERATION
x
o
o
x
OPERATION
x
o
o
x
o
x
Indicators for model 400, 400-4
Indicators for model 600, 850, 1500 y 750-4
LED view
TIMER DEF ./FAN ALARM
o x
x x
o x
x x
LED view
DEF ./
TIMER ALARM
FAN
o x
x x
o x
x x
x o
x o
x
x
x
o
x
x
x
o
x
o
Fig . 1
Fig . 2