27
Malfunctions
9.2 Operating mode display via LED
LEDs in the front panel of the electronic drive unit show basic operating conditions
of the turbopump. A differentiated malfunction and warning display is possible
only for operation with DCU or HPU.
9.3 Error codes
LED Symbol Steady OFF Flashing
(1/12 s active)
Blinking
(1/2 s active)
Steady ON
Green insufficient
power supply
Pumping station
"OFF"
Rotation speed ≤ 1Hz
Pumping station "OFF"
Rotation speed > 1 Hz
Pumping sta-
tion "ON"
Yellow no warning Warning
Red no malfunc-
tion
Malfunction
Error
code
Problem Possible cause Remedy
Err001 Excess rotation speed Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err002 Overvoltage – Wrong mains pack used Check type of mains pack
Check mains pack voltage
Err006 Run-up time error – Run-up time too short
– Gas flow in the vacuum chamber
caused by leakage or open valves
– Rotation speed switchpoint is under-
run after run-up time is expired
Adjust run-up time to process
Check the vacuum chamber for leaks or
closed valves
Adjust rotation speed switch point
Err007 Operating fluid deficiency – Operating fluid deficiency Check operating fluid
Reset at rotation speed f = 0 only
Err008 Connection electronic drive unit -
pump faulty
– Connection to the pump is faulty Check the connection
Reset at rotation speed f = 0 only
Err010 Internal device fault Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err021 Electronic drive unit does not recog-
nizes pump
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err043 Internal configuration fault Contact Pfeiffer Vacuum Service
Err044 Excess temperature electronic – Cooling deficient Optimize cooling
Check the ambient conditions
Err045 Excess temperature motor – Cooling deficient Optimize cooling
Check the ambient conditions
Err046 Internal initialization fault Contact Pfeiffer Vacuum Service
Err091 Internal device fault Contact Pfeiffer Vacuum Service
Err092 Unknown connection panel Contact Pfeiffer Vacuum Service
Err093 Temperature analysis motor faulty Contact Pfeiffer Vacuum Service
Err094 Temperature analysis electronic
faulty
Contact Pfeiffer Vacuum Service
Err098 Internal communication fault Contact Pfeiffer Vacuum Service
Err107 Collective fault power stage Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err108 Rotation speed measurement faulty Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err109 Firmware not confirmed Contact Pfeiffer Vacuum Service
Err110 Operating fluid analysis faulty Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err111 Communication fault operating fluid
pump
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err112 Collective fault operating fluid fault Co
ntact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err113 Rotor temperature invalid – Measurement not calibrated Contact Pfeiffer Vacuum Service
Err114 Temperature analysis power stage
faulty
Contact Pfeiffer Vacuum Service
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