During installation
For the end user
Symptom
1. Indicator lamp in switch lights
up at first, extinguishes after a
g
short while
h t hil
2. Indicator lamp lights up, but
reservoir does not fill.
i d
t fill
(Humming noise audible.)
3. Fills to just below electrode,
but water is not getting warm.
4. Fills to just below electrode,
water does not boil.
For the maintenance engineer
Symptom
1. Indicator lamp lights up, but
reservoir does not fill.
i d
t fill
(Humming noise audible.)
2. Fills to just below electrode,
but water is not getting warm.
3. Fills to just below electrode,
water starts to boil.
HWA 20
Possible cause
Group is overloaded.
Appliance not connected properly. Switch off appliance, call dealer.
External fuse has blown.
Stop–cock is still turned off.
Water supply is blocked.
Heating element is not switched
on.
Temperature setting is incorrect.
Possible cause
Stop–cock is still turned off.
Water supply is blocked.
Heating element is not switched
on.
Temperature setting is incorrect.
ECopyright Bravilor Bonamat B.V.
Action
Use appliance on a different
group.
Exchange appropriate fuse.
Open stop–cock.
Check supply hose for kinks. If no
kinks are found, disconnect hose
and check whether magnet–valve
sieve is clean.
Switch off appliance, call dealer.
Switch off appliance, call dealer.
Action
Open stop–cock.
Check supply hose for kinks. If no
kinks are found, disconnect hose
and check whether magnet–valve
sieve
is
clean.
Check
between
magnetic
valve
supply nipple.
Check boiling–dry protection. If
OK, set temperature using
potentiometer.
Replace control unit.
Set temperature using
potentiometer.
hose
and