417102012_LMI02.doc
- 87 -
Rev. 9-07.08
10
Troubleshooting
NOTE
A “SYSTEM FAULT” is only confirmed after switching the instrument off and on again.
Fault symptom or
display
Cause/fault
Remedy
No display
-
Display does not light up, no
supply voltage or the fuse is
defective
-
Check if there is supply voltage or
check that the fine wire fuse is OK.
Change fuse if necessary.
Conductivity display
instable
-
Air lock in the installation area of
the conductivity probe
-
Check for air bubbles or insufficient
filling of pipes, follow
recommendation
-
Metering enable input is not
closed
-
Check the metering enable
connection on the instrument and
system
-
Rated value has changed
-
Correct rated value setting
-
Product storage container empty
-
Check level and level indicator
No metering in spite of
concentration undercut
-
Max. metering time has expired
-
Check metering time limit
-
Release signal “VD start” is not
available
-
Check release signal to the system
-
Metering enable is also active for
pre-metering
-
Check metering enable signal
-
Product storage container is
empty
-
Check level and level indicator
Pre-metering
does not function
-
Delay time for pre-metering has
been set
-
Check time setting if necessary.
-
Detergent storage unit is empty
-
Connect
new
container
NO DETERGENT
CHANGE CONTAINER
-
Suction lance defect
Connection cable defect
-
Replace suction lance
-
Alarm delay time t max.
(DETERGENT DELAY TIME) set
too short
-
Change alarm delay time
NO DETERGENT
CHECK METERING
-
Metering pump is defective
-
Check metering pump (vent)
-
Alarm delay time (detergent
overdose delay) is set too short
(local concentration overrun)
-
Change alarm delay time
DETERGENT
OVERDOSAGE
-
Relay for activation of “detergent
metering” output defective
-
Return instrument for repair
-
Check heating device
-
Change the temperature limit
LOW
TEMPERATURE
-
This alarm appears as soon as
the wash tank temperature drops
below the preset limit and the
delay time for the alarm expires.
-
Change the alarm delay time if
necessary
-
Check
connector
CHECK
CONDUCT. PROBE
-
Conductivity
probe
or
connecting
cable defective. Connector not
correct
-
Change the conductivity probe if
necessary
SYSTEMS FAULT
MEMORY
-
Data in memory is incorrect
-
Return instrument for repair
-
Ensure that connector is correctly
connected.
SYSTEM FAULT 9
-
Communication between the
electronic boards has been
interrupted
-
Return the instrument for repair if
alarm message persists.
Содержание LMI 02
Страница 47: ...417102012_LMI02 doc 47 Rev 9 07 08 13 Anhang 13 1 Anwendungsbeispiele Abb 13 1 Abb 13 2...
Страница 51: ...417102012_LMI02 doc 51 Rev 9 07 08 13 3 Programmier bersicht 13 3 1 AS Mode...
Страница 52: ...417102012_LMI02 doc 52 Rev 9 07 08 13 3 2 CIP Mode...
Страница 53: ...417102012_LMI02 doc 53 Rev 9 07 08 14 Konformit tserkl rung...
Страница 93: ...417102012_LMI02 doc 93 Rev 9 07 08 13 Appendix 13 1 Application examples fig 13 1 fig 13 2...
Страница 97: ...417102012_LMI02 doc 97 Rev 9 07 08 13 3 Programming overview 13 3 1 AS Mode...
Страница 98: ...417102012_LMI02 doc 98 Rev 9 07 08 13 3 2 CIP Mode...
Страница 99: ...417102012_LMI02 doc 99 Rev 9 07 08 14 Declaration of Conformity...
Страница 139: ...417102012_LMI02 doc 139 Rev 9 07 08 13 Annexe 13 1 Exemples d application Fig 13 1 Fig 13 2...
Страница 143: ...417102012_LMI02 doc 143 Rev 9 07 08 13 3 Tableau de programmation 13 3 1 AS Mode...
Страница 144: ...417102012_LMI02 doc 144 Rev 9 07 08 13 3 2 CIP Mode...
Страница 145: ...417102012_LMI02 doc 145 Rev 9 07 08 14 D claration de conformit...