Maintenance
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26
We reserve the right to make any changes due to technical modifications!
Boiler Installation and Maintenance Manual SB735 • Issue 10/2003
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
z
Check and possibly clean the flue gas collector and
the condensate drain through the clean-out cover
(Fig. 27,
Item.
3).
z
Remove the upper (Fig. 28,
Item.
4) and lower cover
part (Fig. 28,
Item.
1).
z
Remove the upper front wall (left and right) (Fig. 28,
Item.
3 und 5).
z
Remove the lower front wall (Fig. 28,
Item.
2).
z
Remove the left and right side wall sections (Fig. 28,
Item.
6).
A
DANGER!
through falling parts.
Ensure that the hinge bolts (Fig. 29,
Item.
1 and
2) are in the boiler door and in the reversing
door, before opening the doors.
z
Loosen the bolts on the reversing door (Fig. 29,
Item.
1) and pivot the reversing door aside.
z
Remove the hexagon bolts from the boiler door
(Fig. 29,
Item.
2) and open the door.
z
Clean the combustion chamber and the heating
surfaces.
z
Brush out the secondary and third firetubes (Fig. 30).
J
NOTICE!
When cleaning the secondary and third
firetubes, the entire brush head should protrude
from the firetube before the cleaning brush is
withdrawn again.
z
Remove any cleaning residues with a vacuum
cleaner. Observe the opening instructions of the
cleaning equipment when cleaning by pressure
spray!
z
Check the gaskets on the boiler door and the
reversing door and replace, if necessary.
A
SYSTEM DAMAGE!
Spray must not enter into the control panel!
z
Close and bolt down the boiler door.
z
Close and bolt down the reversing door.
z
Fit the insulation blanket.
z
Install the side wall sections.
z
Install the upper and lower front wall.
z
Re-start the system.
Fig. 28
Remove the front wall
Fig. 29
Open the boiler door
Fig. 30
Cleaning the secondary and third firetubes
1
2
3
4
5
6
1
2
