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SECTION 3INSTALLATION
3-1.
SITE SELECTION
Select
an
installation site which
provides
the
following:
1.
Correct
input
power
supply (see
unit
nameplate)
2.
Shielding
gas
supply (if applicable)
3.
Water
supply (if applicable)
4.
Adequate
ventilation and fresh air
supply
5.
No flammables
6.
A
clean and
dry
area
7.
Proper
temperature
that avoids
extremes
of heat
or
cold
8.
Proper
airflow around unit
9.
Adequate
space
to
open and
remove cover
and
wrapper for
installation, maintenance,
and
repair
functions.
Mounting
holes
provide
the
capability
to
install and
se
cure
the
system
components
in
a
permanent
location.
Table 2-1
gives
overall dimensions.
3-2.
EQUIPMENT INSTALLATION
A.
Supplied Equipment
The
following
equipment
is
supplied
as
standard and
re
quires
installation
or
assembly:
1.
Weld Control with
Gas/Current
Sensing
Control
Cord and Motor Cord
2.
Gas/Current
Sensing
Control
3.
Hub and
Spindle Assembly
4.
Spindle Support
5.
10 ft.
(3 m)
Weld
Control
Welding
Power Source
Interconnecting
Cords
6.
lOft.
(3m)
Gas Hose
7.
10 ft.
(3 m) Voltage
Sensing
Cord
B.
Equipment
Location
When
deciding
on
equipment
location,
consider the fol
lowing:
1.
The
equipment
must
be mounted
to
a
structure
ca
pable
of
supporting
the
weight
of the
equipment.
2.
The lead
lengths
of the cords
supplied
with the
equipment
will limit the
area
in which the
equipment
can
be located. Some cords
can
be extended
by
us
ing
optional
extension cords
(check
with
welding
equipment distributor).
OM-135 582
Page
2
3.
The
interconnecting
cords
must
be routed
so
that
they
are
not
caught, pinched,
or
strained
during
welding operations.
4.
One weld
output
cable
must
be
routed to the
Gas/
Current
Sensing
control.
5.
Welding
wire must be routed
so
that it does
not
con
tact
the weld control
or
any
other
grounded equip
ment.
C.
Equipment
Installation
Obtain
appropriate mounting
brackets
or
adapter plates
as
necessary and
mounting
hardware.
Prepare
struc
ture
for
equipment
installation. Secure weld
control,
Gas/Current
Sensing
control,
and all other
equipment
onto structures in
the
welding
area.
D.
Hub Installation
(Figure 3-1)
The hub
assembly
is
supplied
with the robot
interface.
Remove the hub
assembly
from the
shipping
carton,
and
install it
as
follows:
1.
Remove hex
nut
from end of hub
support
shaft.
2.
Align keyway
and insert hub
support
shaft
through
selected hole in hub
support.
Hole selection
in
hub
support
depends
on
wire
spool
size. Be
sure
the
brake washers
are
properly
seated in the hub.
3.
Reinstall hex
nut onto
support
shaft.
Tighten
hex
nut
until
a
slight drag
is felt while
turning
hub.
4.
Install
welding
wire
according
to
Section 3-8.
Hex Nut
Hub
Support
Shaft
Hub
Assembly
Washer
Hub
Support
SA-126
870
Figure
3-1. Hub
Assembly
Installation
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