Maintenance - Bühler technologies TC-Standard Kurzanleitung

TC-Standard (+)

6 Maintenance

Always observe the applicable safety- and operating regula-
tions when performing any type of maintenance. Please refer
to the original operator's manual on the included CD or online
at www.buehler-technologies.com for maintenance informa-
tion.
7 Service and Repair
Please refer to the original operator's manual on the included
CD or online at www.buehler-technologies.com for a detailed
description of the unit including information on
troubleshooting and repair.
7.1 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.
Problem / Possible cause
Malfunction
No • No voltage
display
• Loose connect-
ing cable
• Display defective
D1.02 (The software ver-
sion for the display
(perman-
will appear).
ent)
• Not communic-
ating with the
controller
Error • An error has oc-
curred
Error 01 • Controller mal-
function
Error 03 • Microcontroller
Fault / MCP2
Error 04 • EEPROM error
Error 22 • Moisture de-
tector 1 cable
break
Error 32 • Moisture de-
tector 2 cable
break
16 Bühler Technologies GmbH
"
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
• Check moisture
detector line
• Check moisture
detector
• Check moisture
detector line
• Check moisture
detector
(Flash-
ing)
Error 40 • General error
temperature
sensor 1
Error 41 • Low temperat-
ure / short-cir-
cuit temperat-
ure sensor 1
Error 42 • Excess temper-
ature / short-cir-
cuit temperat-
ure sensor 1
Error 43 • Measurement
fluctuation tem-
perature sensor
1
Error 50 • General error
temperature
sensor 2
Error 51 • Low temperat-
ure / short-cir-
cuit temperat-
ure sensor 2
Error 52 • Excess temper-
ature / short-cir-
cuit temperat-
ure sensor 2
Error 53 • Measurement
fluctuation tem-
perature sensor
2
Status text Possible cause
H2o.1 • Moisture alarm
moisture de-
tector 1
H2o.2 • Moisture alarm
moisture de-
tector 2
init • Initialisation
phase
PuMP • Pumps deactiv-
ated
dt Active Delta T control
only: The block tem-
perature is outside
the defined temper-
ature range.
• Cooler is still in
the "break-in
phase"
• Fluctuating am-
bient temperat-
ure
• Insufficient cool-
ing capacity
• Excess/low tem-
perature
• Sensor possibly
defective
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
• Sensor possibly
defective
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
• Check temper-
ature sensor
connection
Action
• Dry
• Check condens-
ate trap
• Dry
• Check condens-
ate trap
• Wait
• Reactive pumps
via menu
• Wait to see if
the target tem-
perature will be
reached
• Check the ambi-
ent temperat-
ure / power
supplied
• Process-related:
Adjust alarm
limits
• see chapter
"Troubleshoot-
ing"
BX440017 ◦ 08/2019