Basler Electric MVC236 - Manual (Page 19)

9204300990 Rev J 13
Maintenance
Periodic inspection should be made to ensure that the MVC 236 is clean and free from accumulations of
dust and moisture. Verify that all connections are clean, tight, and free of corrosion.
Corrective Maintenance
Due to a protective, conformal coating, repair of printed circuit components should not be attempted.
Replacement of the printed circuit board is recommended. Table lists the recommended spare parts for
the MVC 236.
Table 2. Recommended Spare Parts
Component
Designator Basler P/N Quantity Description
9179201101 1 Printed circuit board assembly
9261500101 1 Spike suppression module
CR5 08608 1 Diode, type S3680
F1, F2 61627 2 Fuse, type JJS40, 40 A
PM1, PM2 42403 2 SCR power module, 800 V, 90 A
R27, R28 21564 2 Resistor, wire-wound, 15
Ω, 50 W
R32 21565 1 Potentiometer, 10 k
Ω, 5%, 1 W
T1 BE22746001 1 Transformer
Troubleshooting
If an MVC 236 malfunction is suspected, the troubleshooting chart of Figure 8 can be used to determine
the probable cause of the malfunction and determine corrective actions. Refer to the Maintenance chapter
for a procedure for bench-testing the MVC 236.
MVC 236 Maintenance