Troubleshooting
)$(.65'6$(1
23
Problem
Possible reason
Repair
Noise in the circula-
tion pump
System pressure
too low
X
X
Increase the system pressure
or check the gas volume in the
expansion vessel
Circulation pump
does not start
Incorrect power
supply
X
X
Check fuses; check for loose
cable terminals
Circulation pump
blocked by depos-
its in the bearings
X
X
Switch to maximum speed of
rotation for a short period of
time
X
X
Unblock the rotor, insert a
screwdriver into the groove an
rotate manually
Circulation pump
polluted
X
Dismount and clean circulation
pump
Circulation pump
defective
X
Replace circulation pump
No pressure in the
system
Safety valve de-
fective
X
Replace safety group assem-
bly
Expansion vessel
not tight
X
Replace expansion vessel
Leak in the system
X
Locate the leak and seal it
professionally
When the system is
drained, no medium
escapes via the
filling and flushing
units
Ball valves and/or
shut-off closed
X
Set ball valves to 45° position
and open shut-off:
Other malfunctions
–
X
Send the product to the manu-
facturer
Summary of Contents for EKSRDS2A
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Page 88: ...Specifiche tecniche 65 6 7 11 4 Specifiche tecniche Fig 2 Dimensioni mm 65 6 5 6 6ROSXPS ...
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Page 144: ...Dados técnicos 65 6 37 10 4 Dados técnicos Figura 2 Dimensões mm da 65 6 5 6 ...
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Page 172: ...Teknik Veriler 10 65 6 75 4 Teknik Veriler Resim 2 Ebatlar mm EKSRDS2A ...
Page 176: ...Montaj ve işletmeye alma 14 65 6 75 6 Üst izolasyonu yerleştirin Resim 3 EKSRDS2A montajı ...
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