ABB SCK - Page 220

220 Operating instruction SCK Gas Sampling System OI/SCK-EN Rev. E
Error
display
Plain text (not
stored in controller)
Cause
Measures
Error
Plunger Out
Plunger failed to
reach front end posi-
tion after set control
time

Plunger blocked
 In connection with com-
pressed air error: insuffi-
cient compressed-air sup-
ply

Check central compressed-
air supply
 Check plunger for mechani-
cal blocking and rectify as
needed
 Check compressed-air sup-
ply to pneumatic cylinder of
probe H
Error
Plunger In
Plunger failed to
reach rear end posi-
tion after set control
time

Plunger blocked
 In connection with com-
pressed air error: insuffi-
cient compressed-air sup-
ply

Check central compressed-
air supply
 Check plunger for mechani-
cal blocking and rectify as
needed
 Check compressed-air sup-
ply to pneumatic cylinder of
probe H
Error Probe
H Blocked
During
Retraction
Probe movement
blocked during re-
traction
 Incrustation on probe tip
 Duct opening clogged up
 Retractor drive defect
 Front limit switch error
 Check gas sampling probe
for incrustation
 Check and, if necessary,
clean gas sampling probe
entry zone
 Check gas sampling probe
travel time, modify speed
setting if necessary
Error Probe
H Blocked
During
Insertion
Probe movement
blocked during inser-
tion
 Incrustation on probe tip
 Duct opening clogged up
 Retractor drive defect
 Shutter drive defect
 Front limit switch error
 Check shutter functioning
 Check drive and limit switch
of shutter
 Check gas sampling probe
for incrustation
 Check and, if necessary,
clean gas sampling probe
entry zone
 Check gas sampling probe
travel time, modify speed
setting if necessary
Error 3x
Cleaning
Not Suc-
cessful
Probe 60
Probe cleaning failed
after 3x
 Cleaning cycle can no
longer clean probe 60S ad-
equately
 Remove dirt sticking to the
gas inlet
 Clean the filter element
 Check compressed-air sup-
ply and solenoid valves of
probe cleaning system
Error Probe
60 Blocked
During
Retraction
Probe movement
blocked during re-
traction
 Incrustation on probe tip
 Duct opening clogged up
 Retractor drive defect
 Rear limit switch error
 Check gas sampling probe
for incrustation
 Check rear limit switch for
proper functioning
 Check and, if necessary,
clean gas sampling probe
entry zone
 Check gas sampling probe
travel time, modify speed
setting if necessary