Types Of Post-Circulation - Ariston ALTEAS ONE Training Manual

Training manual ALTEAS & GENUS ONE
There is one bi-colour led (green and red) in the frontal part of the pump:
 Led off: pump off or not supplied;
 Led green on fix: pump on with stable speed;
 Led green on blinking: pump on with speed changing;
 Led red on fix: pump blocked; with the system empty or with air inside the system switch-on alternatively
the red led and the green blinking.
With the PWM wire disconnected (main PCB connector CN10) the pump goes at the maximum speed.
5.3.1

Types of post-circulation

Post-circulation after:
Switching off due to:
Room thermostat opening
Heating Off by Summer/Winter
button
NTC delivery > T set +4
NTC return > 62°C or 67°C
End of sanitary demand
End of comfort cycle
End of antifreeze function
End of chimney sweeping
function
Solar sensor
Errors
Pressure sensor (102), Low
pressure (108, 111)
No circulation (103, 104, 105,
106, 107)
Flame missing, flame lift
(501, 504)
Overheat (101), Thermo fuse
opening (610)
No circulation (1P1, 1P2, 1P3)
Floor thermostat opened (116)
Page. 36 of 88
3 way valve
Time of post circulation
position
Heating
(set by parameter 237
beetwen 0 e 15')
Heating
(set by parameter 237
beetwen 0 e 15')
Heating
Sanitary
Par. 254=0  30 sec
if:Tdel<75°C ;
Sanitary
Post circulation: 30sec
Par. 254=1  3 min
Sanitary
Heating /
Sanitary
Heating
Sanitary
Heating
Heating
Heating
Heating
Heating
Heating
Speed pump
3 min
3 min
continuasly
continuasly
3 min
if Tdel>75°C;
30 sec
2 min
1 min
30 sec
40 sec
1 min
2 min
2 min
10 sec
90 sec
Version 2V2.
Min/Mean
Min/Mean
Min/Mean
Max
Max
Max
Max
Min
Min
Min
Max
Min
Min
Max
Min