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2017-12-21 / V1.3
Connectors Series M – Installation and Maintenance Instructions
Regular Visual Checks / Functional Checks
8. Regular Visual Checks / Functional Checks
Please observe the expert knowledge absolutely re-
quired for maintenance under chapter „2. General and
Security Information“.
DANGER
The connectors contain components that carry voltage. Deadly hazard!
Always observe the following safety regulations before beginning any work on electrical
constructions:
X
Disconnect
X
Ensure that it is not possible to reconnect unintentionally
X
Clearly mark your work area
X
Make sure that there is no voltage present
X
Earth and short circuit the installation
X
Insulate or cover adjacent energized parts
X
Only an electrically skilled person may determine if there is no voltage present
8.1 Checking Intervals
The condition of the connectors depends on the ambi-
ent conditions. In order to safeguard the correct func-
tioning and a prolonged operational life span of the
connectors, the following visual and functional checks
have to be performed regularly.
Visual check / functional check Interval
Check of
- Plugs
- Wire
- Receptacles
- Union nut
- Contacts
- Contact insert
- Shrink boot
- Backshell
- Cable gland/Strain relief
- Protection caps
- Guideways / grooves of the coding
in plug and receptacle shells
X
With every
plugging
procedure
8.2 Visual and Functional Check with
Every Plugging Procedure
All elements of the connectors have to undergo a visual
and functional check with every plugging procedure.
NOTICE
If damages are visible on wire, plug, receptacle, con-
tacts, contact inserts or on any other element of the
connectors, the functional safety of the connectors
is no longer guaranteed.
X
Immediately replace all damaged parts.
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