Lincoln Electric K1655-9-LFA 4.1 Operator's Manual page 24

FUME EXTRACTION ARMS
FIGURE A.22
55"
(1400 mm)
(1400 mm)
3. Slide the arm friction tube onto mounting bracket. Using a ½"
FIGURE A.23
wrench, tighten the U-clamp (B)
45°
40"
(1000 mm)
45°
40"
(1000 mm)
40"
(1000 mm)
55"
4. 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.
5. 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.24
Figure A.24
Place at least
one metal band
of flexible hose
over ridge
A-15
INSTALLATION
Stretch arm band seal
over flexible tube