PLYMOVENT NEC-2 Mode D'emploi page 7

In case of a NEC-2 + extension set EXT-NEC-4, proceed with
the instructions of Fig. 4.3.
In case of a NEC-2 without extension set, proceed with the
instructions of Fig. 4.5.
Fig. 4.3
• Install the extension piece (B) on the base (D) with the
locking pin (A). Make sure that the position of the synthetic
bearings (C) is correct.
Fig. 4.3 Connection of the extension piece
Fig. 4.4
• Put a bush (A) over both tube ends and fold them back
2/3.
• Install the hose of 85 cm (B) between the two tubes. Make
sure that at least one metal ring covers the ridges of the
tubes.
• Fold back the bushes to make the connection airtight.
Fig. 4.4 Middle hose
Fig. 4.5
• (1) Install both mounting brackets (G) on the base (A) with
the supplied mounting material.
• (2, 3, 4) Install the metal connection flange (D), the
hanging adapter (E) and the spring bracket (F) as supplied
0507310010/010813/B NEC-2 | EXT-NEC-4
with and described in the manual that is supplied with the
extraction arm.
• Install a flexible hose of 115 cm on the metal connection
flange and attach it with a hose clamp.
• (5) Install the plastic connection flange (B) that is supplied
with the NEC-2 on the metal connection flange.
1
A G
Fig. 4.5
Fig. 4.6
• Put a bush (B) over the end of the tube (A) and fold it back
2/3.
• Install a flexible hose (C) on the tube. Make sure that at
least one metal ring covers the ridges of the tube.
• Fold back the bush to make the connection airtight.
A B C
Fig. 4.6
• Put a bush on the wall side of the tube and fold it back 2/3.
• Install a flexible hose on the tube. Make sure that at least
one metal ring covers the ridges of the tube.
• Fold back the bush to make the connection airtight.
• Put a bush on the metal connection flange and fold it back
2/3.
• Install a flexible hose over the hanging adapter.
• Fold back the bush to make the connection airtight.
• Make sure that the entire extraction crane is airtight.
5
5
2
3
4
F
B
C
D
E
EN - 6