Instruction manual

Easy-Start ES Instruction Manual
Troubleshooting
SECTION 5
5-12
J4 PIN # FUNCTION LOCATION CONDITION TEST VOLTAGE
1 +10VDC VR1-2 3-PH VOLTAGE ON 10V +.5
2 CURRENT SIG TP1 START 0 TO 4.5 VDC
CURRENT SIG TP1 RUN/AT FULL LOAD 0.90V + .04 VDC
3 TRIGGER VOLTS TP6 RUN FULL LOAD 6 TO 8 VDC
RUN NO LOAD 3 TO 3.5 VDC
4 CURR SIG 03 COLL START 0
CURR SIG 03 COLL RUN 0.1 TO .9 VDC
5 CURR TRIP V U7-11 START 0 TO 7 VDC
RUN NO LOAD 0 TO 1 VDC
6 SPARE
7 END OF RAMP R253 START 0
END OF RAMP R253 RUN 10V +2 VDC
8 RAMP V Z5 CATHODE START 0 TO 6.8 VDC
RAMP V Z5 CATHODE RUN/STOP 0
9 TRIP LINE D44 CATHODE FAULT TRIP 8V +2 VDC
10 LOAD SENSE U2-1 START 0
LOAD SENSE U2-1 RUN F LOAD ES-ON -3.1 TO -3.7 VDC
11 INV INPUT U2-6 START/RUN/STOP INPUT ONLY
12 NON-INV INPUT TP5 START 0 TO 2.5 VDC
NON-INV INPUT TP5 RUN 1 V +.2 VDC
13 +12C TP8 START 11V +1V
+12C TP8 RUN/STOP 0
14 +12A TB1-2 START/RUN/STOP 12V +.5
15 +12B TP12 START/RUN 12V +.8
+12B TP12 STOP 0
16 +12D TP13 STOP 12V PULSE
17 STOP SIG D45 ANODE STOP 0-6V RAMP PULSE
18 LOCKOUT TP14 START/RUN +10V +.8V
LOCKOUT TP14 STOP 0
19,20,21 SPARES
22 AUX +12B +12V +.9V
23 AUX +12A +12V +1V
24 -12A VR3-3 START/RUN/STOP -12V +.5 VDC
25 LOGIC GROUND TB1-1
SCR Diagnostic Tests
J4 Connector Test Voltages
Table 5-1