Installation Instructions

Heating system servicing

Logano G115 WS US/CA - Technical specifications are subject to change without prior notice.

8.3 Cleaning the boiler

The boiler can be cleaned with brushes and/or by a wet

method. Cleaning equipment is available as accessory.

V Open burner door by removing the two hexagon bolts

on the sides.

8.3.1 Cleaning the boiler with brushes

V Note the position of the heat exchanger baffles for later.

V Remove the hot gas baffle plates from the hot gas pas-

sages.

V Clean the hot gas baffle plates with one of the two

cleaning brushes.

Fig. 36 After opening the burner door

1 Flue gas baffles in the heat exchanger

V Clean the hot gas passages by turning the round clean-

ing brush.

Fig. 37 Brushing out the hot gas flues

V Clean the combustion chamber with a flat brush.

Remove the debris from the combustion chamber, the

hot gas flues and the flue connection.

V Refit the heat exchanger baffles in their original posi-

tions.

V Check sealing rope on burner door. Replace damaged

or hardened gasket cord.

V Close burner door with the two hexagon bolts (approx.

90 inch-lbs). Tighten the hexagon bolts evenly.

Fig. 38 Brushing out the combustion chamber

Caution: Risk of burning by touching hot

boiler parts.

V Wear appropriate protective personal

safety equipment.

7 747 019 141-27.1RS

7 747 019 141-37.1RS

You can obtain suitable gasket cord from

your local Buderus sales office.

7 747 019 141-38.1RS