Biasi Riva ADVANCE SV, Owner'S Manual

Page: 18 / 24

18 RIVA ADVANCE USER MANUAL
6. Useful Advice Cont.
6.4 External Cleaning:
• Before performing any cleaning, disconnect the appliance from the electrical mains, using
the dedicated circuit breaker or serviceman’s switch located adjacent to the appliance.
• To clean the external panels, use a cloth soaked in soapy water. Do not use solvents, abra-
sive powders or sponges.
• Do not carry out cleaning of the appliance and/or its parts with readily flammable substanc-
es (for example petrol, alcohols, naphtha, etc.).
6.5 Operational Faults:
If the lock-out signal lamp comes on:
• If the boiler does not function and the
LCD displays a code that starts with an
E and the symbol (see “General LCD
features” on page 10) the boiler has shut-
down.
• To restore its operation, press the reset
button 6 Figure 6.2 on the boiler control
panel.
• Signal given by the LCD display Figure
6.3.
• For the first light up and following main-
tenance procedures for the gas supply, it
may be necessary to repeat the resetting
operation several times so as to remove
the air present in the pipework.
Figure 6.2
6
Figure 6.3
If noises due to air bubbles are heard during operation:
• You should check that the pressure on the pressure gauge (Fig. 5.1 on page 12) is not be-
low the correct setting.
• If required, fill up the system correctly, as described in the section 5.2 of this manual.
• Bleed any air present in the radiators, if necessary.
If the pressure on the pressure gauge (Figure 5.1 on page 12) has gone down:
• It is necessary to fill up the appliance with water again, so as to raise the pressure to an
adequate level as described in the section 5.2 of this manual.
• If filling up with water has to be done very frequent, have the system checked for leaks.