Water Flow Check - Ariston ALTEAS X FF Manual

Training manual ALTEAS X and GENUS X

" WATER FLOW CHECK "

3.4
Check
Gradient Tdel > 7°C/sec
(checked every 100ms)
Gradient Tdel > 20°C/sec
or
Gradient Tret > 20°C/sec
(checked every 100ms)
Tdel – Tret > 55°C
Tret > Tdel + 10°C
Tret > Tdel + 30°C
When
Check always with the
flame on, except during the
first 4 seconds after flame
detection.
Check always with the
flame on, and up to 7 sec
after each turn off for
temperature set or safety
shutdown.
Check always with the
flame on, and up to 7 sec
after each turn off for
temperature set or safety
shutdown.
Check always with the
flame on.
Check always with the
flame on.
What happens
1. Immediate safety shutdown
- 10sec of post-circulation
- 10 sec of post-ventilation
The boiler restarts after 10sec.
2. If the error occurs other 2 times within the
following 4 minutes it will be shutdown
:
- 20sec of post ventilation
- 1min of post circulation.
1 04
1. Shutdown :
- 20sec of post ventilation
- 1min of post-circulation.
1. Immediate safety shutdown
- 10sec of post-circulation;
- 10sec of post ventilation.
After 10sec the boiler restarts.
2. If within 4 minutes from the first safety
shutdown the defect occurs again there will
be a safety shutdown
- 10sec of post-circulation;
- 10sec of post ventilation.
After 10sec the boiler restarts but the timer
is zeroed.
3. If within 4 minutes from the first safety
shutdown the defect occurs again it will be
1 05
shutdown
- 20sec of post ventilation
- 1min of post circulation.
1. If the defect occurs for 20 continuous
seconds there will be a safety shutdown
P3
:
- 10sec of post-circulation;
- 10sec of post ventilation.
After 10sec the boiler restarts.
2. If the defect occurs for 20 continuous
seconds another 2 times within 4 minutes it
1 06
will shutdown
- 20sec of post ventilation;
- 1min of post circulation.
1 07
1. Shutdown :
20sec of post ventilation;
- 1min of post circulation
1 P1
:
1 P2
:
1 P2
:
:
:
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