Troubleshooting; Error Messages On The Display - Bühler technologies EGK 1 Ex2 Manual Del Usuario

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EGK 1 Ex2

7.1 Troubleshooting

Problem /
Possible cause
Malfunction
Condensate
• Condensate trap
inside 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
Excess tem-
• Operating point
perature
not yet reached
• Cooling output
too low despite
the cooler run-
ning
• Flow rate too
high/dew point
too high/gas tem-
perature too high
• Built-in fan
stopped
Temperature
• Control unit fail-
low
ure
No cooling
• Compressor
doesn't start up
Fuse is trig-
• Increased com-
gering
pressor current
consumption due
to faulty com-
pressor start-up

7.2 Error messages on the display

If an error occurs, the display will read "Err". Press the "
button to show the error number(s).
Error messages will appear until the unit has been restarted
or the error is cleared using the "Func" button. It can only be
cleared if the cause for the error has been corrected.
Causes / Action: The following is a list of the most common
causes and actions for the respective error. If the actions listed
do not resolve the problem, please contact Service.
BX450022 ◦ 12/2018
Action
No display
• Empty condensate
trap
• Flush in both direc-
tions
(perman-
• Maintain limits
ent)
• Remove and clean
heat exchanger
• if necessary, re-
place filter ele-
ment
• Send in unit
• Wait (max. 20 min)
• Ensure the vents
are not covered
(heat buildup)
• Maintain limits /
install pre-separ-
ator
• Check and replace
if necessary
• 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
Malfunction
• No voltage
• Loose con-
necting cable
• Display de-
fective
D1.02
(The software ver-
sion for the dis-
play will appear).
• Not commu-
nicating with
the controller
Error
• An error has
occurred
Error 01
• Controller
malfunction
Error 03
• Microcontrol-
ler fault /
MCP2
Error 04
• EEPROM error
Error 40
• General error
temperature
sensor 1
Error 41
• Low temper-
ature / short-
circuit tem-
perature
sensor 1
Error 42
• Excess tem-
perature /
short-circuit
temperature
sensor 1
Error 43
• Measurement
fluctuation
temperature
sensor 1
Action
• Check the sup-
ply cable
• Check fuse
• Check connec-
tions
• Check connec-
tions
• Read the error
number as de-
scribed above
• Clear error
(temporary
fault)
• Disconnect
from power for
approx. 5 s
• Contact service
• Contact service
• Contact service
• Sensor possibly
defective
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
Bühler Technologies GmbH
15

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