Vacuum Packaging Machine VC999 K7
Error display and troubleshooting
2008-11-26 Art.-No. 592.016 Page 73/121
No Alarm messages Cause Remedy
1
Hand safety-guard monitor-
ing actuated
Resistance of lid on closure Remove foreign matter from
sealing area
Compressed air not connected
Connect compressed air
Main valve on mains closed
Open main valve
Leak in compressed air supply
line
Check supply line for leaks,
remedy leaks where necessary
Setting on FRL unit too low
Check: setting at approx. 5 bar
2
Compressed air supply is
too low
Pressure switch faulty
Check pressure switch
Thermal relay setting incorrect Check thermal relay setting
Fault on vacuum pump(s)
Consult VC999 Customer Ser-
vice Dep.
3 Electric supply roots pump
Pump overheats Leave pump to cool down
Thermal relay setting incorrect Check thermal relay setting
Fault on vacuum pump(s)
Consult VC999 Customer Ser-
vice Dep.
Oil removal filter of pump blocked
Exchange oil separator ele-
ments
4
Electric supply rotary slide
pump 1
Pump overheats Leave pump to cool down
Thermal relay setting incorrect Check thermal relay setting
Fault on vacuum pump(s)
Consult VC999 Customer Ser-
vice Dep.
Oil removal filter of pump blocked
Exchange oil separator ele-
ments
5
Electric supply rotary slide
pump 2
Pump overheats Leave pump to cool down
Current value setting on the fre-
quency converter is too low
Check setting in frequency
converter
Strained running of conveyor belt Check transport area
6
Error frequency converter
conveyor belt
Gearmotor defective
Consult VC999 Customer Ser-
vice Dep.
Thermal relay setting incorrect F3 Check thermal relay setting
Fan defect
Consult VC999 Customer Ser-
vice Dep.
7
Electric supply bag waste
suction unit is interrupted
Fan overheated Leave fan to cool down
Air intake filter blocked Check air intake filter and clean
Valve faulty
Check preliminary venting valve
8
Preventilation set point not
reached
Selected set value too low
Select higher set value
Vacuum pump(s) not operating at
full capacity
Carry out oil change
Product evaporates under vac-
uum
Select vacuuming type „Vac-
uuming to evaporation“
Vacuum chamber does not close
fully
Check sealing area and actua-
tion mechanism
Vacuum chamber not leak-tight
Check lid seal and hoses
Vacuum chamber damp
Dry out vacuum chamber and
belt
9
Vacuum set point not
reached
Incorrect calibration
Carry out sensor calibration
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