Bühler technologies EGK 10 Notice De Montage page 10

EGK 10
7.1 Troubleshooting
Problem / Possible cause
Malfunction
No display • Mains voltage in-
terrupted
• Fuse defective
Cooler doesn't • Compressor hous-
start up ing temperature
too high
Display flashes due to:
• Excess • Operating point
temperat- not yet reached
ure
• Cooling output
too low despite
the cooler run-
ning
• Flow rate / dew
point / gas tem-
perature too high
• Built-in fan
stopped
• Temperat- • Control unit fail-
ure low ure
Condensate in- • Condensate trap
side the gas full
output
• Valve inside the
automatic con-
densate drain
may be stuck
• Cooler overload
Reduced gas • Gas circuit
flow rate clogged
• Condensate out-
put iced over
No cooling • Compressor
doesn't start up
Fuse is trigger- • Increased com-
ing pressor current
consumption due
to faulty com-
pressor start-up
10 Bühler Technologies GmbH
Error Messages in the Display
The display alternates between the temperature and error
Action
message,
• Connect to
mains; verify
Malfunction
• the plug is inser-
ted correctly
• Check fuse and
replace, if neces-
sary
• Allow to cool
down and ensure
adequate ventil-
ation
• Wait (max. 20
min)
• Ensure the vents
are not covered
(heat buildup)
• Maintain limits /
install pre-separ-
ator
• Check and re-
place if necessary
• Send in cooler
• Empty condens-
ate trap
• Flush in both dir-
ections
• Maintain limits
• Remove and
clean heat ex-
changer
• Send in cooler
• Compressor PTC
not cooled down
sufficiently. Wait
5 minutes and try
again.
• Compressor PTC
not cooled down
sufficiently. Wait
5 minutes and try
again.
Problem / Possible cause
Error 01 • Interruption
Error 02 • Short circuit
Action
• Temperature
sensor failure:
Send in cooler
• Temperature
sensor failure:
Send in cooler
BX450005 ◦ 04/2021