Buderus Logano G225 Installation And Service Instructions Manual page 21

V Slide the pressure plates onto the pull rods in the top
and bottom boiler bosses.
V Push the mating flange onto the pull rod of the lower
and upper boiler bosses, and secure with the
respective wedges.
V Thread the compression units onto the pull rod threads.
Push the compression units so far onto the
pull rod threads, that two threads protrude
from the compression units.
V Hold the pull rods at the centre of the boiler bosses and
slightly draw together the compression tools using the
compression unit.
V Place the two ratchet spanners [1] on the clamp nuts
[2] of the compression tools and press the boiler
sections together by evenly tightening the nuts.
Caution: Risk of boiler damage due to
leaking boiler sections.
V Ensure that in each compression
operation only one boss/liner joint (one
boss/liner joint consists of two sections) is
being pressed together.
V Never jam boss liners into the boiler
bosses of the boiler section.
V Stop pressing the sections together when
the boiler bosses meet.
V Release and remove the compression tool.
V Hammer the boss liners into the bosses of the partly
assembled boiler heat exchanger (
page 17).
V Prepare all other centre sections as described above
and then join using boss liners.
Logano G225/Logano plus GB225 - We reserve the right to make any changes due to technical modifications.
Fig. 14 Compression tool assembled at the lower boiler
1
2
3
4
5
Chapter 5.1.2,
Fig. 15 Locating the ratchet
1
2
Boiler block assembly
2
1
hub
Compression unit
Pressure plate (dia. 80 x 25)
Brace plate (dia. 80 x 25, bottom boiler boss)
Wedge
Pull rod in the lower boiler boss
2
Spanners
Clamping nuts
5
3
4
5
6 720 615 876-14.1RS
1
6 720 615 876-15.1RS
21