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314
EN
cod. 3542A221 - Rev 00 - 10/2022
ALHENA TECH K 50
A65 ÷ A97
Specific combustion con-
trol errors
Fume ducts obstructed.
Low gas pressure (A78 -
A84).
Condensate trap blocked.
Fumes recirculation or
combustion problem
Check that the fume ducts and the con-
densate trap are not blocked. Check the
correct gas supply pressure.
Do the CO
2
adjustment in TEST mode.
If necessary, do the Calibration proce-
dure [
AUTO SETUP
].
F65 ÷ F98
Specific combustion con-
trol errors
Fume ducts obstructed.
Low gas pressure.
Condensate trap blocked.
Fumes recirculation or
combustion problem
Check that the fume ducts and the con-
densate trap are not blocked. Check the
correct gas supply pressure.
Do the CO
2
adjustment in TEST mode.
If necessary, do the Calibration proce-
dure [
AUTO SETUP
].
A80
Parasite flame signal after
valve closing
Electrode problem.
Gas valve problem.
PCB problem.
Check the correct position and condition
of the electrode.
Check the PCB.
Check the gas valve and replace it if
necessary.
A88
Specific combustion con-
trol errors or gas valve
Calibration activation with
burner lit.
Combustion problem, faulty
gas valve or PCB
Reset the fault and do the Calibration
procedure [
AUTO SETUP
].
If necessary, replace the gas valve or
PCB.
F96
Specific flame combustion
error
Unstable flame or unstable
flame signal after ignition.
Check the gas supply, fume ducts and
condensate drain. Check the correct
position and state of the electrode After
about 3 minutes the error is reset.
A98
Too many SW errors or
error occurred during
board replacement
Board replacement
Reset the fault and do the Calibration
procedure [
AUTO SETUP
].
Fume ducts obstructed.
Low gas pressure.
Condensate trap blocked.
Fumes recirculation or
combustion problem.
Initially solve the problem, reset the fault
and check correct ignition.
Do the Calibration procedure [
AUTO
SETUP
]. Replace the board if necessary.
A99
Generic error
PCB hardware or software
error
Reset the fault and check for correct
ignition. Do the Calibration procedure
[
AUTO SETUP
]. If the problem persists,
replace the board.
F99
Communication fault bet-
ween display and control
unit
Connection cable interrup-
ted or not inserted
Check the connection
Misalignment of parame-
ters between control unit
and display
Turn the power off and on
Factory values reset
Turn the power off and on
Fault code
Fault
Possible cause
Cure
Содержание ALHENA TECH 28 K 50
Страница 217: ...B 217 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 8 8...
Страница 221: ...221 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 5 C A 5 Confirm F 4 6 4 5 6 F13 A01 21 C C F12 Alarm...
Страница 222: ...222 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 1 3 B 5 7 20 FH 8 280 9 Fh 7 8 9 MAINFW 1 00 DSPFW 1 00 FH 2 Fh 6...
Страница 223: ...223 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 FH Fh Stop 10 0 FH 2 Stop...
Страница 234: ...234 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 2 2 1 2 2 B 2009 142 5 C 15 C A 2 3 B...
Страница 237: ...237 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 2 5 B B 3 mm 3A...
Страница 238: ...238 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 B HAR H05 VV F 3x0 75 mm2 8 mm B 230 V...
Страница 239: ...239 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 on page 256 M F 28 230V 51 28 29 1 2 3 4 A 138 5 6 72 139 F...
Страница 241: ...241 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 2 6 B 200 Pa H1 C AUTO SE TUP...
Страница 247: ...247 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 B 2 7 B 0 5 lt B 37...
Страница 256: ...256 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 3 3 B B 1 1 41 2 41 2 3 1 1...
Страница 257: ...257 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 1 42 42 1 bar venturi OK NO 1 1...
Страница 259: ...259 EL cod 3542A221 Rev 00 10 2022 ALHENA TECH K 50 F05 230V 5 A06 AUTO SETUP AUTO SETUP A08 A09 F09 F10 A11 F11 F12 F13...
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