ARENA 30 C
30
Fig. 23c
Fig. 23d
Fig. 23e
C
M
WARNING
The hot wire spark electrode
is fragile! Both during and
after removal handle the
unit “M” with care to avoid
damaging the electrode.
9.
The burner assembly can be cleaned in
place or removed by unscrewing the three
fastening screws on the hexagonal support
base.
10.
The lower part of the boiler body – where
condensation takes place - can now be
accessed for cleaning. Carefully clean the
fins
“N”
and the condensation collection
and discharge area
“O”
.
The upper part where the burner assembly
is located does not require special
maintenance. If necessary, blow with
compressed air to eliminate small residues
of combustion.
11.
Follow the previous instructions in the
reverse order and reassemble the boiler.
Always work with caution and pay special
care to all the sealing systems, especially
the gas seals and the gasket
“K”
between
the burner assembly hexagonal support
base and the condensation collector.
12.
Once the boiler has been reassembled,
perform a complete operating test (as
specified in the previous chapter), checking
all the phases of ignition and operation,
and the correct functioning of the safety
and control devices, the sensors,
thermostats, gas valve, fan and pumps.
13.
Check that there are no gas leaks, including
the parts inside the boiler (gas pipe, gas
valve connections, fan connections).
K
Summary of Contents for ARENA 30 C
Page 31: ...ARENA 30 C 31 fig 23g fig 23f fig 23h N O ...
Page 43: ......
