Bühler technologies EGK 2-19 Notice De Montage page 11

EGK 2-19 (+)
7.1 Troubleshooting
Problem / Possible cause
Malfunction
No display • Mains voltage in-
terrupted
• Fuse defective
Cooler • Housing temper-
doesn't start ature too high
up
Display flashes if:
• Excess • Operating point
temper- not yet reached
ature
• Cooling outlet too
long despite the
cooler running
• Flow rate / dew
point / gas tem-
perature too high
• Installed fan
stopped
• Insuffi- • Faulty control
cient
temper-
ature
Condensate • Condensate trap
inside the gas full
outlet
• Valve inside the
automatic con-
densate drain may
be stuck
• Cooler overloaded
Reduced gas • Gas circuit clogged • Uninstall and
flow rate
• Condensate outlet
iced over
BX450010 ◦ 10/2018
Error messages on the display
The display alternates between the temperature and error
Action
message.
• Connect to mains;
check the plug is
correctly inserted
• Check fuse and re-
place, if necessary
• Allow to cool down
and ensure ad-
equate ventilation
Moisture detector 1 or 2 reports alarm (only if option in-
stalled)
• Wait (max. 20
min) NOTICE! If the moisture detector was triggered, it must
then be dried
• Be sure the vents
are not covered
(heat buildup)
• Maintain limits /
install pre-separ-
ator
• Check and replace
if necessary
• Send in cooler
• Empty condensate
trap
• Flush in both dir-
ections
• Maintain limits
clean heat ex-
changer
• if necessary, re-
place filter ele-
ment
• Send in cooler
Problem / Possible cause
Malfunction
Error 01 • Broken wire
Error 02 • Short circuit
1h2o • Cooler over-
loaded, flow
rate / dew
2h2o
point / gas tem-
perature too
high
• Cooling output
too long despite
the cooler run-
ning
• Condensate trap
full
• Water penetrat-
ing from water
bag
Error • Cable break in
1bw the moisture de-
tector connec-
tion line
Error
2bw
Action
• Temperature
sensor defective:
Send in cooler
• Temperature
sensor defective:
Send in cooler
• Maintain limits /
install pre-separ-
ator
• Be sure not to
cover the ventila-
tion slots (heat
buildup); main-
tain limits
• Empty condensate
trap
• Observe delivery
rate of peristaltic
pumps
• Install condensate
drain with down-
ward slope
• Check connection
line and plug-in
connection
Bühler Technologies GmbH 11