Westen NOVADENS BOYLER 240, Instruction Manual

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7
96.091.1 - GB InstRUCtIOns FOR FIttERs
1. EnaBLInG tHE FLUE CLEanER FUnCtIOn
To simplify the measurement of combustion efficiency and safety of the products of combustion, enable the flue cleaner function as
follows:
1) press buttons (2-3) together until the index “ ” appears on the display next to (about 3 seconds but no more than 6 seconds).
In these conditions, the boiler operates at maximum rated heating capacity.
2) press one of the two buttons to exit the function.
020429_0200
Figure 18
A high static head pump, suitable for installation on any type of single- or double-pipe heating system, is used. The automatic air valve
incorporated in the pump allows quick venting of the heating system.
pUM
p
H
Ea
D
mH
O
Flow l/h
Chart 4
Drain the water in the storage boiler as follows:
• close the water inlet tap;
• open a user tap;
• unscrew the ring nut from the relative drain tap (Fig. 19);
• loosen the nut on the DHW outlet pipe on the storage boiler.
0210_1801
. OUtpUt/pUMp HEaD pERFORManCE
3. DRaInInG tHE stORaGE BOILER