AFRISO EURO-INDEX PrimoSol 130 Betriebsanleitung Seite 48

Problem
No pressure in the sys-
tem
When the system is
drained, no liquid
escapes via the filling
and flushing valves
Other malfunctions
9.1 Replacing the circulation pump
ELECTRIC SHOCK CAUSED BY LIVE PARTS
• Disconnect the mains voltage supply before performing the work and ensure
that it cannot be switched on.
Failure to follow these instructions will result in death or serious injury.
1. Disconnect the mains voltage.
2. Close the shut-off at the flow meter and set the blue ball valve to 90 ° posi-
tion.
3. Replace the circulation pump.
- Use new seals.
4. Open the shut-off at the flow meter and set the blue ball valve to 0 ° posi-
tion.
5. Fill and vent the system.
6. Connect the circulation pump to supply voltage.
Troubleshooting
Possible reason
Diaphragm safety valve
defective
Expansion vessel not
tight
Leak in the system
Ball valves and/or are
shut-off closed
-
DANGER
Repair
Replace the product
Replace the expansion
vessel
Contact your special-
ised company
Set the ball valves to
45 ° position and open
shut-off
Contact the AFRISO
service hotline
PrimoSol® 130
EN
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