54
ENGLIS
H
FRA
NÇAIS
IT
A
LIA
NO
ES
PAÑOL
PORTUGUÊS
ENGLIS
H
4.6
Troubleshooting
FAULT
CAUSE
SOLUTION
Poor hot water production
Supply pressure too high
− Fit a pressure limiter
Flow rate too high
− Fit a flow reducer
There are blockages or deposits in the
domestic hot water circuit
− Check and clean as necessary
Low water temperature
Low water temperature of the generator
− Check the adjustment and state of the
DHW temperature probe
There is lime scale or sludge in the
cylinder
− Check and clean as necessary
There is air in the primary circuit
− Bleed the circuit
