7
M
aintenance and fault recti
fi
cation
7
.
1
M
aintenance
W
hen used as directed in normal operation
,
VEGAWAVE
63
is
completely maintenance free
.
7
.
2
R
emove interferences
VEGAWAVE
63
o
ff
ers maximum reliability
.
N
evertheless faults
can occur during operation
.
T
hese may be caused by the
following
,
e
.
g
.:
l
S
ensor
l
P
rocess
l
S
upply
l
S
ignal processing
T
he
fi
rst measure to be taken is to check the output signal
.
I
n
many cases
,
the causes can be determined this way and the
faults recti
fi
ed
.
H
owever
,
should this measures not be successful
,
call the
VEGA
service hotline in urgent cases under the phone no
.
+
49
1805 858550
.
T
he hotline is available to you
7
days a week round
-
the
-
clock
.
S
ince we o
ff
er this service world
-
wide
,
the support is only
available in the
E
nglish language
.
T
he service is free of
charge
,
only the standard telephone costs will be charged
.
?
VEGAWAVE
63
signals
"
covered
"
when the vibrating
element is not submerged
(
over
fi
ll protection
)
?
VEGAWAVE
63
signals
"
uncovered
"
when the vibrating
element is submerged
(
dry run protection
)
l
S
upply voltage too low
à
C
heck the power supply
l
E
lectronics defective
à
P
ush the characteristics reversal switch
.
I
f the instru
-
ment then changes the mode
,
the instrument may be
mechanically damaged
.
S
hould the switching function
in the correct mode still be faulty
,
return the instrument
for repair
.
à
P
ush the characteristics reversal switch
.
I
f the instru
-
ment then does not change the mode
,
the oscillator
may be defective
.
E
xchange the oscillator
.
C
auses of malfunction
F
ault recti
fi
cation
24
hour service hotline
C
hecking the switching signal
VEGAWAVE
63
- -
NAMUR
25
M
aintenance and fault recti
fi
cation
32259
-
EN
-
070117