afriso PrimoSol 130-1 Manual De Instrucciones página 51

9 Troubleshooting
Any malfunctions that cannot be removed by means of the measures
described in this chapter may only be repaired by the manufacturer.
 Observe the information in the enclosed operating instructions in the case
of malfunctions of the circulation pump.
Problem
Noise in the system
Noise in the circulation
pump
Circulation pump does
not start
Troubleshooting
Possible reason
Air in the system
Pump capacity too high Set the pump capacity
System pressure is too
low
Incorrect power supply Check fuses; check for
Circulation pump
blocked by deposits in
the bearings
Circulation pump pol-
luted
Circulation pump is
defective
Repair
Vent the system (see
chapter "Venting the
system")
to a lower speed of rota-
tion
Increase the system
pressure or check the
gas volume in the
expansion vessel
loose cable terminals
Switch to maximum
speed of rotation for a
short period of time
Unblock the rotor by
inserting a screwdriver
into the groove and
rotating the rotor manu-
ally
Dismount and clean the
circulation pump
Replace the circulation
pump (see chapter
"Replace circulation
pump")
PrimoSol® 130
EN
23