5
Boiler block assembly
Logano G225/Logano plus GB225 - We reserve the right to make any changes due to technical modifications.
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.
V
Hold the pull rods at the centre of the boiler bosses and
slightly draw together the compression tools using the
compression unit.
Fig. 14 Compression tool assembled at the lower boiler
hub
1
Compression unit
2
Pressure plate (dia. 80 x 25)
3
Brace plate (dia. 80 x 25, bottom boiler boss)
4
Wedge
5
Pull rod in the lower boiler boss
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.
V
Release and remove the compression tool.
V
Hammer the boss liners into the bosses of the partly
assembled boiler heat exchanger (
Æ
Chapter 5.1.2,
page 17).
V
Prepare all other centre sections as described above
and then join using boss liners.
Fig. 15 Locating the ratchet
1
Spanners
2
Clamping nuts
Push the compression units so far onto the
pull rod threads, that two threads protrude
from the compression units.
6 720 615 876-14.1RS
5
4
3
2
1
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.
6 720 615 876-15.1RS
2
1
