Hitecsa 105 Manual De Instrucciones De Uso, Mantención E Instalación página 56

Error log display
Display method
Press and hold PUMP SW. and RESET SW. simultaneously for five se-
conds to display the sequential codes and numbers of previous errors.
The PUMP SW key can be used to scroll through the codes of previous
errors up to a maximum of 8.
if there are no error codes, the display shows " - - ")
Deletion of displayed values
When an error code is displayed, press and hold PUMP SW. and RESET
SW. simultaneously for five seconds to
switch off the display.
Alternatively, if no operation is carried out for 5 minutes, the display will
be automatically switched off.
When an error code is displayed, press and hold RESET SW for at least
10 seconds to delete all previous errors. " - - " will appear on the display.
Data display method
1. Move the MODE SW 4 selector to ON from the PCB (DISPLAY) board
of the unit.
The number and the corresponding value are displayed alternatively.
2. Press PUMP SW.
Whenever PUMP SW is pressed, the display switches to the sequence
below.
3. After completing the check, move selector MODE SW 4 to OFF.
Monitor Monitor display data contained
d0 Circulation water return temperature
d1 Compressor operating frequency
d2 Delivery temperature
d3 Current consumption value
d4 Interface voltage
d5 ------
d6 Room air temperature
d7 External thermistor temperature
d8 Suction temperature
Outlet temperature of the circulation
d9
water
1 2 3 4
Section II :: Installation and maintenance
Unit di 1°C
Unit di 1Hz
Unit di 1°C
Unit di 100W
Unit di 0,1V
Unit di 1°C
Unit di 1°C
Unit di 1°C
Unit di 1°C
MODE SW 4
Reset SW
Pump SW
Electric characteristics of the temperature sensors
[table 1] Defrost temp. sensor
External temp. sensor
Suction temp. sensor
Outlet temp. sensor
and return circulating water
Temp. (°C)
0
5
10
15
20
25
30
35
40
45
50
55
[table 2] Flow temp. sensor
Temp. (°C)
10
20
35
40
50
80
58
Resistance (kΩ)
31
24
19
15
12
10
8
6.7
5.5
4.6
3.8
3.2
Resistance (kΩ)
1,000
600
300
250
160
50
EN