Pum
ps
fai
lt
o
star
ti
n
autom
ati
c
m
ode
or
cut
out
shor
tly
after
star
t-
up.
System
does
not
star
tu
p
Pum
ps
runni
ng
but
not
del
iv
er
in
g
w
ater
.
In
su
fficie
nt
de
live
ry
.
System
pr
essur
e
too
hi
gh.
Leakage
at
m
echani
cal
seal
.
M
otor
(s
)
runni
ng
hot.
Lack
of
w
ater
is
indi
cated.
System
pressure
too
low
.
P
ump
(s)
do
(e
s)
no
tst
op
.
Mo
to
r
pro
te
ct
io
n
swit
ch
(e
s)
tr
ig
ge
re
d.
Pum
p(
s)
runni
ng
hot.
Lack-
of-
w
ater
LED
lit
.
Sw
itchi
ng
fr
equency
too
hi
gh
(m
or
e
than
30
star
t--
ups
per
pum
p
and
hour
).
Code
Hyamat K
26
17
Trouble-shooting
A
B C D E F G H
I
J K L Code
Cause
Remedy
F
F
F
F
Pumps / pipes are not properly vented / filled.
Vent and/or prime.
1
F
F
F
F
F
F
F
Shut-off elements (partially) closed.
Check, open as necessary.
2
F
F
F
F
F
Strainer clogged (inlet-side pressure reducer).
Clean.
3
F
F
F
F
F
F
Inlet-side pressure reducer set incorrectly.
Check, adjust as necessary.
4
F
F
F
F
F
F
F
Defective by-pass line of check valve.
Replace.
5
F
F
Inlet-side shut-off valve closed.
Check, open as necessary.
6
F
F
F
Discharge-side shut-off valve closed or defective.
Check, open as necessary.
7
F
F
F
F
F
F
Inlet pressure lower than stated in the purchase order.
Request particulars.
8
F
F
Inlet pressure higher than stated in the purchase order.
Request particulars.
9
F
Start-up pressure set too high.
Check setting.
10
F
F
F
F
F
F
Pressure transmitter set incorrectly or defective
Check setting.
11
F
F
F
Pre-set pressure of the accumulator too low.
Restore nitrogen cushion.
12
F
F
F
Defective accumulator.
Check integrity / replace.
13
F
Defective mechanical seal.
Replace.
14
F
F
F
Suction-side pressure transmitter / manometric switch
set incorrectly or defective.
Check setting.
15
F
F
F
F
F
F
F
System’s check valve is defective.
Check, replace sealing element as necessary.
16
F
F
F
F
Water extraction higher than stated in the purchase
order.
Request particulars.
17
F
F
F
Motor protection switch triggered or set incorrectly, or
pump seizure.
Compare setting with the motor’s rating plate data.
18
F
Set delay period too short.
Check setting.
19
F
Mains supply interrupted.
Check cable and remedy defect / check fuse.
20
F
Control current fuse tripped (control cabinet).
Determine reason and reset.
21
F
F
Main fuse on distribution board (owner-supplied) loose or
blown; fuses possibly too small or too fast.
Check fuses and replace as necessary.
Measure motor current.
22
F
Intermittent voltage fluctuations.
Press reset and fault acknowledgement key.
23
F
Phase failure.
Check individual phases / fuse.
24
F
Inlet tank empty or float switch defective / disconnected.
Check and remedy defect.
25
Check list for Commissioning / start-up, see page 33.
Содержание Hyamat K 0202
Страница 2: ...Hyamat K 2...
Страница 27: ...Hyamat K 27...
Страница 36: ...1952 86 3 10 1 10 2008 Subject to technical modifications without prior notice 01 132 077 Hyamat K...
