Riello 20039590, Руководство по установке и обслуживанию

Страница: 50 / 56

TECHNICAL ASSISTANCE SERVICE 50
Cleaning the condensate drain siphon
On the boiler’s right hand side panel:
- Unscrew the screw (A).
- Remove the access panel (B) to obtain easy access to
the condensate drain siphon.
- Disconnect the corrugated condensate drain hose
(18), and remove the siphon. Unscrew the two caps
(19) to disassemble the siphon.
b
It is mandatory to check and clean the condensate
drain siphon and pipes as far as the collector/drain
point at least once a year.
On completion of cleaning, follow the above steps in the
reverse order to refit all removed parts.
Cleaning the storage cylinder
(models 26 B and 35 B only)
The storage cylinder should be serviced once a year to
check the condition of the internal parts and the magne-
sium anode.
- Close the DHW circuit shut-off cock.
- Remove the front panel from the boiler.
- Empty the storage cylinder as instructed on page 36
- Remove the storage cylinder’s temperature sensors
from the sheath (20) in the flange.
- Remove the nuts securing the inspection flange (21) on
the storage cylinder.
- Clean inside the storage cylinder and remove any resi-
dues through the access hole.
- Check the magnesium anode (22) for wear. Replace as
necessary.
- Check the condition of the seal.
On completion of cleaning, refit all removed parts in the
reverse order, taking care to ensure the efficiency of the
seals.
20
21
22
A
B
18
19
19