EKOM DK50 2x4VR/110 S, User Manual

Page: 47 / 392

PRODUCT MAINTENANCE
08/2021 47 NP-DK50 4VR 50, DK50 2x4VR 110-MD-2_08-2021
18.1. Maintenance intervals
P
er
fo
rm
ed b
y
operator qualified technician
a)
da
ta i
s
i
n h
ou
rs
, i
f no
t av
a
ila
bl
e,
d
ata
i
s
i
n
y
ea
rs
b)
c
he
c
k
th
e
op
erat
io
n o
f th
e rel
ief
v
a
lv
e o
n t
h
e d
ry
er a
fte
r ev
ery
dry
er ma
lfu
nc
ti
o
n
c)
whi
c
h
ev
er oc
c
urs
fi
rs
t: 4
y
ea
rs
/80
00
ho
urs
d)
whi
c
h
ev
er oc
c
urs
fi
rs
t: 8
y
ea
rs
/ 2
00
00
ho
urs
S
et o
f
repla
ce
men
t
p
ar
ts
- - - - - - - -
02
52
00
1
39
-
000
02
52
00
1
50
-
000
Ch
ap.
18.2 18.5 18.5
9
18.3 18.4 18.9 18.6 18.7
20
00
0
h
12
00
0
h
x
10
00
0
h
80
00
h
x
60
00
h
40
00
h
x
20
00
h
O
n
ce
ev
er
y 2
ye
ar
s
x
O
n
ce
a
year
x x x x
O
n
ce
a
w
ee
k
x x
O
n
ce
a
d
ay x x
50
Hz
Chec
k
of
pro
du
c
t
op
erat
io
n
Dr
ai
n c
o
nd
e
ns
ate
fr
om
ai
r
tan
k
–
at
h
ig
h h
u
mi
di
ty
Dr
ai
n c
o
nd
e
ns
ate
fr
om
t
he
ai
r
tank -
at
no
rm
al
hu
mi
d
ity
Chec
k
of
pro
du
c
t f
un
c
ti
on
Chec
k
of
p
ne
u
ma
ti
c
c
on
ne
c
ti
on
s
l
ea
k
a
ge
a
nd
de
v
ic
e
ins
pe
c
ti
on
Ins
pe
c
ti
on
o
f e
lec
tr
ic
a
l
c
on
ne
c
ti
on
s
Chec
k
of
c
oo
ler
an
d
fan
Chec
k
of
s
af
ety
v
al
v
e
Rep
lac
em
en
t
of
p
um
p i
nl
e
t
fi
lt
er an
d p
re
-f
ilt
er 4
V
R
a)
T
ime int
er
va
l