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2. Switch off the entire unit so it is voltage-free and
secure it against accidental activation.
3. If the terminals for SBM, SSM, EBM and ESM are
occupied, the external voltage source present
there must also be switched so it is voltage-free.
4. Disconnect all power supply cables and pull these
out of the threaded cable connections.
5. Connect the ends of the power supply cables so
that no moisture can enter into the cable.
6. Dismount the switchgear by undoing the screws
on the substructure.
9.3.1. Return delivery/storage
For shipping purposes, the switchgear must be
packaged so it is protected against knocks and
waterproof.
Please also refer to the "Transport and storage"
section!
9.4. Disposal
Proper disposal of this product avoids damage to
the environment and risks to personal health.
• Use the services of public or private waste dis-
posal companies, or consult them for the disposal
of the product or parts thereof.
• For more information on proper disposal, please
contact your local council or waste disposal offi ce
or the supplier from whom you obtained the
product.
10. Maintenance and repair
POTENTIALLY FATAL DANGER due to electrical
voltage!
When performing work on the uncovered
switchgear, there is a risk of fatal electric
shocks occurring. During all work, the switch-
gear must be disconnected from the electric-
ity network and secured against reactivation
without permission. Electrical work must be
performed by a qualifi ed electrician.
After completing maintenance or repair work,
the switchgear must be connected according to
the "Installation" section and activated as under
"Commissioning".
Maintenance or repair work and/or con-
structional changes that are not listed in this
operating and maintenance manual may only be
carried out by the manufacturer or by author-
ised service centres.
10.1. Maintenance intervals
To ensure reliable operation, various maintenance
tasks must be carried out regularly.
NOTE
When used in sewage lifting units inside build-
ings or on land plots, the maintenance intervals
and work shown in DIN EN 12056-4 must be
adhered to.
60
Before initial commissioning or after a longer
period of storage
• Cleaning switchgear
Yearly
• Inspect contactor contacts for melting
10.1.1. Service interval indicator
The switchgear has an integrated service interval
indicator. After expiration of the set interval,
"SER" on the main screen blinks. The next interval
starts automatically by resetting the current
interval.
Fig. 13: Illustration of service interval indicator
Activate the service interval indicator
1. Select menu item 7.07.
2. Select the desired service interval.
Reset the service interval indicator
1. Select menu item 7.08.
2. Confi rm reset.
10.2. Maintenance tasks
Prior to maintenance work, the switchgear must
be switched off as described under "Temporary
shutdown". Maintenance work may only be car-
ried out by qualifi ed personnel.
10.2.1. Cleaning switchgear
Use a damp cotton cloth to clean the switchgear.
Do not use any aggressive or scouring cleaners
or fl uids!
10.2.2. Inspect contactor contacts for melting
Have the contacts checked for melting by a quali-
fi ed electrician or the Salmson customer service.
If more serious melting is ascertained, have the
affected contactors replaced by a specialist elec-
trician or Salmson customer service.
10.3. Repairs
Prior to repair work, the switchgear must be
switched off as described under "Final shutdown"
and all power supply cables dismantled. Repair
work must be carried out by an authorised service
centre or Salmson Customer Service.
11. Troubleshooting and possible solutions
DANGER due to electrical voltage!
Improper procedures during electrical work
may result in fatal injuries caused by electrical
voltage! This work may be performed only by
a qualifi ed electrician.
Wilo Salmson France SAS 03-2017 V05 DIN A4
MAINTENANCE AND REPAIR
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