Mount the new PCB. Mount the cable the PCB from the
thyristors, fans and thermal switch.
Mount also the connector for Supply
Voltage.7) for the gate wires and other internal connections.
4. Discharge the package with the new PCB
by moving earth.
7. Remove the old PCB. Connect the voltage and the other cable.Start here if
Replacing PCB marked Rev later (also for 690V Rev I)
These PCB have white colored connectors (see Fig.
6. Remove the front cover.12. Mount the front cover. DS
Ready for start!!
-.
1. New PCB rev I
or later.
3.
11. Disconnect the cable the PCB from the
thyristors, fans and thermal switch. Disconnect all cables from the terminals to.
See Fig 6
9. Discharge the tools and yourself by
touching earth (if you are not earthed).
This part valid replacing broken PCB with new PCB with the same revision newer,
Step step.
10.
Fig.
PS make sure that you are placing the jumper for supply voltage the
correct position, 110 120V 220 240V.
8. Disconnect the voltage from terminals 1L1,
3L2 and 5L3 (main supply).
2.
5
