– 4 –
Model
LAHP48
Air to Water Heat Pump — Installation, Operation & Maintenance Manual
Programming and Saving the Parameters
1. Press " " and "
sel
" for 5 seconds;
2. the heating and cooling symbol and the figure "00" are displayed;
3. use " " and " " to set the password and confirm by pressing "
sel
";
4. use " " and " " to select the parameter menu (S-P) or levels (L-P) and then press "
sel
";
5. use " " and " " to select the parameter group and then press "
sel
";
6. use " " and " " to select the parameter and then press "
sel
";
7. after making the changes to the parameter, press "
sel
" to confirm or " " to cancel the changes;
8. press " " to return to the previous menu;
9. to save the modifications, press " " repeatedly until reaching the main menu.
Note:
a. The parameters that have been modified without being confirmed using the "
sel
" button return to the previous value.
b. If no operations are performed on the keypad for 60 seconds, the controller exits the parameter modification menu by timeout
and the changes are cancelled.
Keypad
The keypad is used to set the unit operating values (see Parameters/alarms – Keypad combinations).
Prg
Prg
Prg
Prg
Figure 2
Menu Structure
For 5”
And
For 5”
Save in the EEPROM
Or
Or
Or
main menù
setting password
parameter
values
parameter level
parameters A*
parameters F-r*
parameters r*
parameters b*
regulation
probes
antifreeze
software
parameters P*
alarm
parameters H*
unit setting
parameters F*
fan
parameters D*
defrost
parameters c*
compressor
parameters /*
probe settings
1
F
e
u
la
v
l
e
v
e
l
1
F
s
r
e
t
e
m
a
r
a
p
1
F
s
e
u
la
v
r
e
t
e
m
a
r
a
p
parameters Fn
