Renfert SILENT TS - Troubleshooting

- 13 -
• Install the new suction turbine (Fig� 28) by pushing it in straight and turning it clockwise to lock it in
place (Fig� 29)� The connecting wire should be on top (Fig� 28a)�
• Tighten the internal knurled nuts (Fig� 27)�
• Insertthemotorplugandclosethexingclip(Fig.26).
• Check that the lock knob is in the open position (vertical)�
• Place the motor compartment cover on the motor compartment� Two guide pins have been provided on
the cover to assist in positioning it correctly�
• Turn the lock knob 90° clockwise (Fig� 31)�
Always comply with all local ordinances governing proper disposal and accident prevention!
6.7 Replacing the Exhaust Air Labyrinth
Dust from the suction turbine graphite brushes also settles on the walls of the exhaust air labyrinth� Over
time, the labyrinth will become discoloured�
Disconnect the power plug before opening the device.
Replacing the exhaust air labyrinth:
• Turn the lock knob 90° anticlockwise (Fig� 25)�
• Remove the motor compartment cover�
• Pull the exhaust air labyrinth out towards the back�
• Install the new exhaust air labyrinth by pushing it in straight, making sure it is properly seated� The
openings in the exhaust air labyrinth must face towards the rear (Fig� 30) and the metal grating down-
wards�
• Check that the lock knob is in the open position (vertical)�
• Place the motor compartment cover on the motor compartment� Two guide pins have been provided on
the cover to assist in positioning it correctly�
• Turn the lock knob 90° clockwise (Fig� 31)�
Always comply with all local ordinances governing proper disposal and accident prevention!
6.8 Spare parts
Youcanndcomponentssubjecttowearandthesparepartsonthesparepartlistintheinternetat
www.renfert.com/p918�
The components excluded from the warranty (wear parts, consumables) are marked in the spare parts
list� The serial number, date of manufacturing and equipment version are shown on the nameplate of the
equipment�
7 Troubleshooting
Error Possible cause Corrective action
Dust extractor stops
suddenly, for no appar-
ent reason.
• Dust extractor continued to be used, de-
spite“ChangeFilter”indicator.
• Checkandreplacethedustbagandneparticle
lter(Chap.6.2and6.3).
• Unit fuse blown� • Check and reinstall the fuse�
• Motor protection switch (M, Fig� 4) has
been activated due to overload (tempera-
ture, electricity)�
• Check the motor protection switch, if necessary
reset�
• Change the motor if repeatedly activated�
• Motor over-temperature protector switch
activated�
• Checkdustbagandlter,replaceasrequired.
(Chap� 6�2 and 6�3)�
• Checkexhaustairlter,replaceasrequired.
(Chap� 6�3�2)�
• Check whether suction hose is blocked� Remove
obstruction as required�
• Dust extractor can be restarted after being al-
lowed to cool off for approx� 1 hour�
• Plug on grey motor wire out of its socket or
loose�
• Check plug (Fig� 26)�
• Suction turbine fault� • Carryoutself-diagnosis(chapt.6.5),atfault„E2“
exchange suction turbine (see spare parts list)�
• In-house fuse blown� • Replace the in-house fuse�
• Check the total power consumption of the dust
extractor plus dust-generating devices�
en