Foreword And Safety Instructions; Safety; Protective Measures Against Esd; Fronius Technical Support - Fronius Symo 10.0-3-M Serviceanleitung, Ersatzteilliste

Foreword and safety instructions

Safety

Work that is carried out incorrectly can cause serious injury and damage.
All activities described in the service manual must only be carried out by Fronius-trained
service technicians. Take note of the "Safety rules" section in the inverter operating instruc-
tions.
An electric shock can be fatal.
Before opening the device:
► Move the mains switch to the O position
► Unplug the device from the mains
► Put up an easy-to-understand warning sign to stop anybody inadvertently switching it
► Using a suitable measuring instrument, check to make sure that electrically charged
An electric shock can be fatal.
If the device needs to be switched on briefly for testing while the housing is open:
► Do not touch any parts inside the housing
► Only touch using suitable measuring or test probes
An inadequate ground conductor connection can cause serious injury or damage.
The housing screws provide a suitable ground conductor connection for earthing (ground-
ing) the housing and must NOT be replaced by any other screws which do not provide a
reliable ground conductor connection.
Protective meas- Danger of damage to electrical components from electrical discharge. Suitable measures
ures against ESD should be taken to protect against ESD when replacing and installing components.
Fronius Technical Please contact your national Fronius Technical Support team with any fault analysis que-
Support ries.
Ordering spare Please contact your national Fronius Technical Support team to order spare parts or to
parts consult on fault analysis queries.

General

The service manual can be obtained from the DownloadCenter at "downloadcenter.froni-
us.com".
WARNING!
WARNING!
back on again
components (e.g. capacitors) have been discharged.
WARNING!
WARNING!
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