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8.2
Malfunction lists
8.2.1 System faults
Warning
Error
Cause
Remedy
Code Malfunction
Code Malfunction
E1
EL2 Card missing
No EL2 Card installed on the
control board.
Install EL2 Card or start test run.
–––
–––
E2
EL2 Card is empty
No data stored on the EL2 Card.
Install new EL2 Card.
–––
–––
E2
EL2 Card is
defective
Invalid data stored on the EL2
Card.
Install new EL2 Card.
–––
–––
E2
EL2 Card is
incompatible
The installed EL2 Card is not com-
patible with the hardware of the
unit or with the basic settings of the
control electronics.
Install correct EL2 Card. Let your
Condair service technician adjust
the basic settings.
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–––
E10 Hardware fault
Control board defective.
Replace control board.
8.2.2 Unit faults
Warning
Error
Cause
Remedy
Code Malfunction
Code Malfunction
W20 External safety
chain is open
–––
–––
Ventilation interlock open.
If applicable, check/turn on venti
-
lation system.
Air flow monitor triggered.
Check ventilator/filter of the venti
-
lation system.
Safety humidistat triggered.
Wait. If applicable, check safety
humidistat
W21
Max. filling level of
steam cylinder
reached
E21
Max. filling level of
steam cylinder
reached but
no heating current
Water conductivity too low (after
initial operation).
Wait until the mineral content of the
cylinder has increased
Water conductivity too low for type
of steam cylinder.
Select correct steam cylinder
type.
Phase failure heating voltage.
Check service switch in the mains
supply line and switch on if ap
-
plicable. Check mains fuse(s) and
replace if applicable.
W22
Permissible filling
time exceeded (20
minutes)
E22
Permissible filling
time exceeded (more
than 4 hours)
Water supply obstructed/shut-off
valve closed/water pressure too
low.
Inspect water supply (filter, water
piping, etc.), check/open shut-off
valve, check water pressure.
Inlet valve blocked or defective.
Inspect strainer insert in the inlet
valve, if applicable clean strainer
insert or replace inlet valve.
Excessive back pressure in the
steam line (duct pressure too high,
steam line too long or kinked), caus
-
ing water loss via filling cup.
Check duct pressure, inspect steam
installation. If applicable install
pressure compensation kit (see
options).
Leakage in the water system.
Inspect water system and seal if
necessary.