Operation; Safety Precautions; Duty Cycle; Setup Dip Switch Access - Lincoln Electric SVM154-A Service Manual

Ln-10 heads & controls boom mount or bench models
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B-2

SAFETY PRECAUTIONS

WARNING
ELECTRIC SHOCK can kill.
• Do not touch electrically live parts such
as output terminals or internal wiring.
• Unless using cold feed feature when inch-
ing with gun trigger, electrode and drive mech-
anism are "hot" to work and ground and could
remain energized several seconds after the
gun trigger is released.
• Turn OFF input power at welding power
source before Control switch setup or
changing drive roll and/or guide tubes.
• Welding power source must be connected
to system ground per the National
Electrical Code or any applicable local
codes.
• Only qualified personnel should
operate this Equipment.
Observe all additional Safety Guidelines detailed
throughout this manual.

DUTY CYCLE

The LN-10 models are rated at 60% duty cycle * for a
maximum current of 600 amps.
* Based on a 10 minute time period (6 minutes on, and 4 minutes off).
LN-10 CONTROL DIP SWITCH
SETUP
Initial set up of the LN-10 control for the system com-
ponents being used and for general operator prefer-
ences is done using a pair of 8-pole DIP switches
located inside the LN-10 control box.

Setup DIP Switch Access

1) Shut off the input power to the LN-10 control by
turning off the power at the welding power source
it is connected to.
2) Remove the two screws on the top of the LN-10
control box door and swing the door down to
open.
3) Locate the two 8-pole DIP switches, near the top
left corner of the LN-10 Control P.C. board,
labeled S1 and S2.
NOTE: Switch settings are only programmed during
input power-up restoration.

OPERATION

Setting the DIP Switches

The DIP switches are each labeled with an "ON"
arrow showing the on direction for each of the 8 indi-
vidual switches in each DIP switch (S1 and S2). The
functions of these switches are also labeled and set
as described below:
Pwr Sources
ON
1
2
3
4
S1

Wire Drive Head Selection

The LN-10 control is set up for proper presettable wire
feed speed by setting S1 DIP switches (5 to 8) as
appropriate per the following examples for the head
specification and 10 Series wire drive external gear
selection being used:
For K1563-1 or K1564-Series (LN-10 Boom) or
K1559-1 (LN-10 Bench) with 35-500 IPM (0.89-12.7
m/m) Low Speed Ratio set S1 DIP Switch as follows:
For K1563-1 or K1564-Series (LN-10 Boom) or
K1559-1 (LN-10 Bench) with 50-750 IPM (1.25-19.0
m/m) High Speed Ratio set S1 DIP Switch as fol-
lows: (initial factory setting)
For K1563-2 (LN-10 Boom) or K1559-2 (LN-10
Bench) with 55-825 IPM (1.40-21.0 m/m) Low
Speed Ratio set S1 DIP Switch as follows:
For K1563-2 (LN-10 Boom) or K1559-2 (LN-10
Bench) with 80-1250 IPM (2.00-31.8 m/m) High
Speed Ratio set S1 DIP Switch as follows:
LN-10
Head
M 4 S R + -
S1
ON
5
6
7
8
1
2
3
S2
Pwr Sources
Head
S1
ON
1
2
3
4
5
6
7
8
S1
Head
Pwr Sources
S1
ON
1
2
3
4
5
6
7
8
S1
Pwr Sources
Head
S1
ON
1
2
3
4
5
6
7
8
S1
Pwr Sources
Head
S1
ON
1
2
3
4
5
6
7
8
S1
B-2
S2
4
5
6
7
8

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