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Optimax 25 OV
1.5 Maintenance
It is strongly recommended that an annual maintenance of the boiler is carried out by a qualifi ed gas
engineer. Please refer to the "maintenance" section in this manual.
The casing, the control panel and the aesthetic parts of the boiler can be cleaned using a soft and damp
cloth.
Do not use abrasives or solvents.
1.6 Faults
In the event of operational faults, the display blinks and a fault identifi cation code appears.
Listed below are the faults that can be caused by simple, user-detectable problems.
The boiler is equipped with an advanced self-diagnosis system. In the event of a problem with the boiler,
or system the display will show the fault code. There are some faults that will require the end user to
press RESET
LED display (faults from 1 to 26); other faults cause temporary shutdown that are automatically reset as
soon as the value comes back within the boiler's normal working range (faults from 30 to 46).
Example
DISPLAY
Fault
Boiler failed to light
If the problem remains after two attempts at resetting, contact your nearest FERROLI Caresafe.
For other faults, refer to section 3.4 "Troubleshooting".
Before calling the FERROLI Caresafe helpline, check that the problem is not due to there being
no gas or electricity, and that all external controls are wired correctly and calling fo heat.
(2 - fi g. 1); if the boiler fails to start, It is necessary to rectify the fault indicated by the
Cure
Make sure that the gas isolation valve on the boiler and on the
gas meter are open.
Press the RESET button
(2 Fig. 1).
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