fluidra 74139 Manuel D'instructions page 26

(8) How to check the parameters?
Press button ,then press
Code Parameter
B Water in temperature
C Water out Temperature
D Heating pipe temperature
E Gas return temperature
F Ambient temperature
H Actual steps of Electronic expansion valve
** ATTENTION **
When you press and press
At the same as above ,when you press
of TIMER ,the could be not operated.
（9） Parameter setting
This part should be operated only by qualified technicians for after-service or maintenance.
(1) Press + +
(2) Press or to choose the parameter you want to adjust
(3) Press again to enter into interface
(4) Press or to adjust the value setting.
(5) Finally press
once again to save the data or press
Parameter
1
2
3
4
5
6
7
A
L
Recover to Factory default setting
Long press and
and then back to "OFF".
to check the parameter of B - C - D - E- F- G .
button to enter into parameter checking , the
and press
at same time in 5 second, display flashes ,
Meaning
To set the entering water
temp. under heating mode
Entry into defrosting time
period
Terms of Entry defrosting
function
Terms of Exit defrosting
Time of Exit defrosting
Mode: 0 Heat
Mode selection of Electronic
expansion valve
Manual adjustment steps of
electronic expansion valve
Entering water temperature
calibration
simultaneously in 10 second to recover to factory default setting ,it will display "0000"
Range
-9 to 99℃
-9 to 99℃
-29 to 99℃
-29 to 99℃
-29 to 99℃
N*5
button to check TIME - starting time of TIMER and Stopping time
to save and quick-exit the parameter setting .
Range Default
15-42°C 28°C
30-90MIN 40MIN
-30°C to0°C -7°C
2 to 30°C 20°C
1 to 12MIN 12MIN
0
0-1 1(auto)
18-94 70
-9.9-9.9
22
button could not be operated.
Remarks
Adjustable
Adjustable
Adjustable
Adjustable
Adjustable
0 Not adjustable
Adjustable
Adjustable
0
Adjustable