Siemens SIMOTICS M-1PH8 Série Instructions De Service / Instruction De Montage page 349

G3G280-BR04-M7
Impeller not Imbalance in rotating
running smoothly parts
Motor not turning Mechanical blockage
Line voltage faulty
Faulty connection
Broken motor winding Replace device
Thermal overload
protector activated
Deficient cooling
Ambient temperature
too high
Item no. 56754-5-9970 · ENU · Change 213957 · Approved 2020-07-14 · Page 11 / 12
ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com
Operating instructions
Clean the device;
replace it if imbalance
persists after cleaning.
Make sure no
weight clips are
removed during
cleaning.
Switch off, isolate
from supply and
remove mechanical
blockage.
Check line voltage,
restore power supply.
Attention! The error
message resets
automatically.
Device restarts
automatically without
warning.
6.1 Cleaning
Isolate from supply,
To ensure a long service life, check the fans regularly for proper
correct connection;
operation and soiling. The frequency of checking is to be adapted
see connection
accordingly depending on the degree of soiling.
diagram.
Allow motor to cool
off, locate and rectify
cause of error,
release restart lockout
if necessary
; Dirt deposits on the motor housing can cause overheating of the motor.
Improve cooling. Let
; Soiling of the impeller can cause vibration that will shorten the service
the device cool down.
To reset the error
; Severe vibration can destroy the fan.
message, switch off
the line voltage for at
; In such cases, switch off the fan immediately and clean it.
least 25 s and then
; The preferred method of cleaning is dry cleaning, e.g. using
switch it on again.
Alternatively, reset
; Do not use aggressive cleaning agents!
the error message by
applying a control
signal of < 0.5 V to
Din1 or by shorting
Din1 to GND.
Reduce the ambient
temperature. Let the
device cool down.
To reset the error
; Completely remove any cleaning agents used.
message, switch off
the line voltage for at
; If severe corrosion is visible on load-bearing or rotating parts, switch
least 25 s and then
switch it on again.
; Repair of load-bearing or rotating parts is not permitted!
Alternatively, reset
; Operate the fan for 2 hours at maximum speed so that any water that
the error message by
applying a control
signal of < 0.5 V to ; If cleaning does not eliminate vibrations, the fan may need to be
Din1 or by shorting
Din1 to GND.
; The fan is equipped with maintenance-free ball bearings. The lifetime
; If bearing replacement is necessary after that period, contact ebm-
; Adapt the maintenance intervals to the actual level of dust exposure.
Impermissible point of
operation (e.g. back
pressure too high)
In the event of further malfunctions, contact ebm-papst.
DANGER
Risk of injury from rotating fan.
→ Only clean when not in motion. Do not disconnect the fan
from the power supply, just switch it off via the control input.
This will prevent start-up of the fan.
life of the fan.
compressed air.
NOTE
Damage to the device during cleaning
Malfunction possible
→ Do not clean the device using a high-pressure cleaner.# Do
not use acid, alkali or solvent-based cleaning agents.
→ Do not use any pointed or sharp-edged objects for
cleaning.
off the device immediately and replace it.
has ingressed can evaporate.
rebalanced. To have it rebalanced, contact ebm-papst.
lubrication of the ball bearings is designed for a service life of 40,000
hours.
papst.
Correct the operating
point. Let the device
cool down.
To reset the error
message, switch off
the line voltage for at
least 25 s and then
switch it on again.
Alternatively, reset
the error message by
applying a control
signal of < 0.5 V to
Din1 or by shorting
Din1 to GND.
349