Glow-worm Clearly Solar Controller - Manual (Page 24)

24
System - Fault Finding
Fault Action
… fluid drips out of the system? Collect it (in a bucket) if possible and notify a qualified servi-
cing company.
… the fluid level rises in the collecting container under the solar
pump unit?
Notify a qualified servicing company.
… fluid or steam comes out of the expansion relief valve? Notify a qualified servicing company.
… “Sensor defective” or “Broken cable” is displayed on the
controller?
Notify a qualified servicing company.
… the pressure on the pressure gauge falls below minimum
operating pressure?
Notify a qualified servicing company.
… no temperature difference is visible between the flow and
return thermometer at the solar pump unit?
Wait five to ten minutes. If the system is then still running,
the system may be defective.
Notify a qualified servicing company.
… the pane of a flat plate collector has been damaged? Do not touch the collector interior. Cover the collector with a
canvas as protection against rain.
Notify a qualified servicing company.
... the cylinder does not deliver enough hot water? Check the hot water thermostat mixer setting (approx.
60°C recommended). If the settings are correct, the cylinder
maybe calcified.
In this case notify a qualified servicing company.
If an error message is displayed ('Err') on the Fluropro
solar control, notify a qualified service company.