Buderus Logano G315 Installation And Service Instructions Manual page 14

7
Boiler block assembly
2
Fig. 11 Driving nipples home
The packing grooves (Fig. 12, [1]) must be clean and dry to enable the
sealant rope to adhere properly.
▶ Coat the packing grooves with adhesive (primer).
Fig. 12 Coat the packing grooves with adhesive
▶ Insert the flexible sealant rope ( Fig. 13, [2]) on the front of the
rear section, starting around the upper hub, into the packing grooves
( Fig. 13, [1]) and press in lightly. At the butt joints, overlap the
sealant rope by approx. 2 cm and press firmly together.
▶ Unroll the required length of sealant rope from the spool supplied.
▶ Peel the backing paper from the sealant rope when inserting into the
packing groove (do not stretch).
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1
1
720 42 21-07.1o
Fig. 13 Inserting sealant rope
Preparation of the first intermediate section:
▶ File down any burrs on the hubs (as shown in Fig. 9).
▶ The packing springs must be clean and dry. Clean if necessary.
▶ Clean the hub sealing faces with a rag soaked in solvents or gasoline.
▶ Evenly coat the hub sealing faces with sealant (Fig. 14, [1]).
▶ Coat the packing springs with adhesive (primer) (Fig. 14, [2]).
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720 42 21-08.1o
Fig. 14 Preparing the centre section
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To make installation easier, place the boiler section to be
fitted onto the nipple on the upper hub first. Once this
has been done, the boiler section can be aligned with the
lower hub.
Logano G315 – 6 720 817 939 (2017/02)
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720 42 21-09.1o
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720 42 21-10.1o