Operating instructions
R3G250-RD43-03
Translation of the original operating instructions
Mounting of
protective
earth connection
Visual inspection At least every
6 months
Fasten
Check the
insulation of
the wires for
damage
Visual inspection At least every
6 months
Replace wires
Impeller for
wear/deposits/
corrosion and
damage
Visual inspection At least every
6 months
Clean or
replace impeller
Check the ball
bearings to
ensure they
are quiet, can
move easily
and are free of
play
Manual check
by turning the
rotor in shut-off
state
At least every
6 months
Replace
device in case
of noise,
difficulty of
movement or
clearance of
the bearings
Item no. 51150-5-9970 · Revision 77287 · Release 2012-07-18 · Page 10 / 10
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