Joining The Boiler Block Assembly; (Delivery As Loose Sections) - Buderus Logano G615 Installation And Service Instructions Manual

7.2

Joining the boiler block assembly

(delivery as loose sections)

Preparing boiler sections
B Remove nuts and washers from the studs on the hubs
of the boiler sections before attaching the rear section
and front section.
B Put the rear section in place and secure during
assembly taking measures to prevent tipping over (
Fig 8 and separate instructions for installation).
B File down any burrs on the hubs if necessary.
Fig. 9 Filing down burrs on the hub
B Clean the packing grooves where required using a wire
brush and cloth.
WARNING: Danger of fire from combustible
cleaning agents.
B When using solvents, avoid open flames,
ambers and sparks.
B Please observe the safety instructions
regarding any solvents used.
B Clean the hub sealing faces with a rag soaked in
solvents or gasoline.
B Evenly coat the hub sealing faces with sealant.
The next step involves preparing the nipples
that will eventually seal the boiler sections.
Logano G615 - Subject to technical modifications
3
Fig. 10 Coating the hub sealing faces
1 Sealing face of top hub
2 Sealing face of bottom hub
3 Packing groove
B Clean nipple with a rag soaked in solvents or gasoline
and coat evenly with sealant.
720 42 25-07.1o
B Insert nipple directly into the top (size 4, 181/70) and
bottom (size 2, 119/50) hub on the rear section.
B Strike the nipple with hefty hammer strokes in a cross
pattern.
B Remove any burrs with a file.
Boiler block assembly
2
WARNING: Health hazard from noxious
vapors released during material handling,
such as solvents, primers or sealant.
B Ensure adequate ventilation of the
installation area.
B Please note the handling and safety
instructions of the product used.
The top nipple must protrude approx. 1 3/4"
(43 mm) and the bottom nipple approx. 1 1/4"
(32 mm) out of the corresponding hubs.
The packing grooves must be clean and dry
for the sealant rope to adhere properly.
7
1
720 42 21-0 .1o
19