Sloper (Sequencer) Board Pc3 Test Point Values; Check Unit Output After Servicing - Miller Syncrowave 250 DX Technical Manual

6-11. Sloper (Sequencer) Board PC3 Test Point Values

Receptacle Pin
PLG3 1
2
3
4
5
6
7
8
9
10
11
12
13
14

6-12. Check Unit Output After Servicing

TM-359 Page 76
PC3 Voltage Readings
Final Amperage reference, 0 to +5 volts DC variable
Initial Time reference, 0 to +5 volts DC variable
Final Time reference, 0 to +5 volts DC variable
Ground reference for sloper (sequencer) board
Start Amperage reference, 0 to +5 volts DC variable
Ground reference for potentiometers on sloper (sequencer) board
Spot Time, 0 to +5 volts DC
+5 volts DC
Not used
Initial LED, +3.6 volts DC while on, 0 volts DC while off
Final LED, +3.6 volts DC while on, 0 volts DC while off
Spot LED, +3.6 volts DC while on, 0 volts DC while off
Sloper (sequencer) board present, 0 volts DC while connected and +5 volts DC while not connected
Not used
1
±
a) Tolerance − 10% unless specified
b) Reference − to circuit common
(lead 4) unless noted
Value
1 Weld Output Terminals
Check open-circuit voltage be-
tween terminals according to Sec-
tion 6-3 (voltage V20)
Use output waveforms to check
unit output after servicing (see Sec-
tion 6-5. Check each module as
necessary.
If correct voltage is not present,
repeat troubleshooting procedures.
If removed, reinstall cover and side
panels.
801 972−C
Syncrowave 250 DX