Handling malfunction messages
1. Read out error codes via Pfeiffer display and control units or a PC.
2. Remove the cause of the malfunction.
3. Reset the malfunction message with parameter
[P:009]
.
– Use preconfigured quick keys with the symbol
or display tiles on Pfeiffer Vacuum display
and control units.
Error
code
Problem
Possible causes
Remedy
Err001
Excess rotation
speed
–
● Contact
● Only acknowledge for rotation speed f
= 0
Err002
Excess voltage
● Mains voltage
incorrect
● Check the mains input voltage
● Only acknowledge for rotation speed f
= 0
● Contact Pfeiffer Vacuum Service
Err006
Overload
● Gas throughput
too high
● Overtempera-
ture
● The rotation
speed drops
● Restricted pow-
er
● Reduce the gas throughput
Err021
Pump not recognized
● Contact Pfeiffer Vacuum Service
Err037
Overcurrent, motor fi-
nal stage
● Contact Pfeiffer Vacuum Service
Err041
Err044
Excess temperature,
electronics
● Cooling inade-
quate
● Check to make sure the fan is work-
ing.
● Check the fan connecting cable for a
correct fit and damage.
● Improve the cooling
● Check the operating conditions
Err045
Excess temperature,
motor
● Cooling inade-
quate
● Check to make sure the fan is work-
ing.
● Check the fan connecting cable for
correct fit and damage.
● Improve the cooling
● Check the operating conditions
Err093
Motor temperature
evaluation faulty
–
● Contact Pfeiffer Vacuum Service
Err094
Electronics tempera-
ture evaluation faulty
–
● Contact Pfeiffer Vacuum Service
Err098
Internal communica-
tion error
–
● Contact Pfeiffer Vacuum Service
Err114
Final stage tempera-
ture evaluation faulty
–
● Contact Pfeiffer Vacuum Service
Err118
Excess temperature,
final stage
● Cooling inade-
quate
● Check to make sure the fan is work-
ing.
● Check the fan connecting cable for a
correct fit and damage.
● Check the operating conditions
● Improve the cooling
Err175
PFC excess current
–
● Contact Pfeiffer Vacuum Service
Err176
Flash Program Error
–
● Contact Pfeiffer Vacuum Service
Err825
Internal communica-
tion error
–
● Contact Pfeiffer Vacuum Service
Err913
Direction of rotation
● Direction of ro-
tation false
● Contact Pfeiffer Vacuum Service
Tbl. 19:
Error messages of the electronic drive unit
Malfunctions
56/68