58
14.
Alarm/ Failure / Recommendation List
Table 2 - List of alarms
Alarm
Code
Troubleshooting
Ignition failure
A01
Maximum time 900
sec
- The worm drive channel is empty -
restart the unit
- Resistance burnt – replace resistance
-
The
burning
basket
has
been
incorrectly installed
- Worm locked - unlock
- Smoke temperature did not exceed the
value set at captivation
No flame or lack of
pellets
A02
Temperature under:
104ºF (40°C)
- Pellet reservoir is empty
Excess heat in the pellet
drum
A03
110 °C
- The fan is not working – call for
assistance
- Faulty thermostat - call for assistance
- Machine with faulty ventilation
Excess
fume
temperature
A04
Over 446ºF (260°C)
- The fan is not working or is working at
a low power level - increase the level to
the maximum (if the problem persists,
call for assistance)
- Insufficient extraction
- Excess pellets
- Faulty smoke probe
Pressure switch alarm
A05
The door is open,
lack of draught or
extractor fault for
180 sec
- Close the door and clear the error
message on the faulty pressure regulator
- Obstruction of the exhaust pipe or
faulty extractor
Air mass probe
A06
40 Ipm delta for
3600 sec
- Pipes with insufficient extraction or
obstructed pipes
The door is open
A07
Door open for 120
seconds
- Close the door - clear the error
message
- Faulty air mass sensor
Fume extractor is faulty
A08
Connection failure
- Check connection
- Check that the fan is not blocked
Fume probe failure
A09
Connection failure
- Check connection
Pellet resistance error
A10
Connection failure
- Check connection
- Faulty resistance
Worm drive error
A11
Connection failure
- Check connection
- Faulty auger motor
Pellet level alarm
A15
- Check connection
Water pressure outside
operating range
A16
- Check connection
- Check pressure in the hydraulic circuit
- Adjust pressure (1 bar) in the hydraulic
circuit (working range 0,5 to 2,8 bar)
Excess
water
temperature
A18
- Check connection
- Check if the pump works
- Purging hydraulic circuit
- Check that the heat exchangers are
open
Summary of Contents for Douro 12
Page 5: ......
Page 60: ...55 a b c d e f ...
Page 66: ...61 ...
Page 67: ...62 ...
Page 68: ...63 ...
Page 89: ...84 23 2 Flow chart Douro 12 kW Flow chart 1 Lighting ...
Page 90: ...85 ...
Page 91: ...86 Flow chart 2 Disabling Note The circulator pump off below 40 C water temperature ...
Page 92: ...87 23 3 Flow chart Douro 17 kW and Douro 23 kW Flow chart 1 Lighting ...
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Page 94: ...89 Flow chart 2 Disabling Note The circulator pump off below 40 C water temperature ...