Lincoln Electric K1655-10-LTA 2.0, Operator'S Manual

Page: 22 / 68

A-13
INSTALLATION FUME EXTRACTION ARMS
ATTACHING THE COUNTERWEIGHT CASING
4. Slide the counterweight casing (C) over the counterweight.
(See Figure A.17)
5. Using a 1/2” wrench, fasten the casing to the wall mounting
bracket (A) using (2) 5/16-18 x .75 bolts and (2) 5/16-18
locknuts.
6. Securely tighten bolts.
FIGURE A.17
attacHinG tHe Hose to tHe
MoUntinG asseMbly
The mounting assembly and the tube are both provided with a
rubber gaskets. To attach the shorter flexible hose proceed as
follows:
7. Remove the banding straps from the flexible hose.
8. Fold back 2/3 of both rubber gaskets. (A+D). (See Figure
A.18)
9. Place the flexible hose (C) over the collar (B) and the tube (E).
To secure the hose, at least one metal ring of the hose should
be applied over the ridges of the collar. The same goes for the
tube.
10. Fold back the gaskets and place them over the hose. Make
sure the upper gasket overlaps the aluminum mounting
assembly approximately 0.4 in. (10 mm).
FIGURE A.18
MOUNTING OF THE EXTRACTION HOOD
11. Remove the plastic and tape packaging from the arm
sections. Adjust the friction of the arm and hood movement
as described in the maintenance section of this manual.
When set, seal all hose connections with the arm seal bands.
12 Fold back 2/3 of both arm seal bands. Remove the wrap of
the flexible hose. Place the flexible hose over both arm
sections. To secure the hose, at least one metal rings of the
hose should be applied over the ridges at each arm section.
Fold back the arm seal bands and place them over the hose.
The arm seal band should cover the arm section 0.5-1 in. See
Figure A.19
FIGURE A.19
* Supplied hose clamp to be used in combination with mounting
kit K1657-2.
A
B
C
D
E
B
C
A
Place at least
one metal band
of flexible hose
over ridge
Stretch arm band seal
over flexible tube