Troubleshooting & repair, Retest after repair – Lincoln Electric NA-5S User Manual
Page 138
F-85
TROUBLESHOOTING & REPAIR
F-85
If a failed test indicates that any mechanical part that could affect the machine's electrical characteristics must be
replaced or if any electrical components are repaired or replaced, the machine must be retested and must meet
the following standards.
Wire Feed Speed per following table:..........................
RETEST AFTER REPAIR
NA-5
LEDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Must operate per PC Board LED Definitions table in
Flux or Water Solenoid . . . . . . . . . . . . . . . . . . . .Must operate when "Start" switch is pressed.
Relay 3CR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Must operate and "close" power source contactor.
Relay 2CR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Must operate and activate external travel circuit, if used.
Voltmeter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Refer to
Wire Speed Meter . . . . . . . . . . . . . . . . . . . . . . . .Refer to
Voltage control and shutdown . . . . . . . . . . . . . . .Refer to
Out of Voltage Range Shut Down Test.
Gear Ratio
Wire Speed Range in/min (m/min)
21/1
100-2070 (2.54-52.58)
57/1
38-778 (.97-19.76)
95/1
22-456 (.56-11.58)
142/1
15-300 (.38-7.62)