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6. Useful Advice Cont.
• 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,
abrasive powders or sponges.
• Do not carry out cleaning of the appliance and/or its parts with readily flammable
substances (for example petrol, alcohols, naphtha, etc.).
• This indicates that the safety lock-out
1 (Fig. 6.2) has stopped the boiler
• To re-start the boiler, it is necessary to
turn the function selector B in the
position
and then press the boiler
reset button 2 (Fig. 6.2).
• For the first light up and following
maintenance 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.
If noises due to air bubbles are heard during operation:
• You should check that the pressure on the temperature and pressure gauge (Fig. 5.1
on page 12) is not below 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 temperature and pressure gauge (Figure 5.1 on page 12) has
• 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.
RIVA HEAT ONLY USER MANUAL – REV A
6.4 External Cleaning:
6.5 Operational Faults:
If the lock-out signal lamp comes on:
gone down:
B
Figure 6.2
1
2
16
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