Basler Electric MVC236 - Manual (Page 20)

14 9204300990 Rev J
Figure 8. MVC 236 Troubleshooting Chart
Verify wiring
Replace
Auto/Off/Man.
switch
Does control switch
disable excitation?
Does gen voltage
build in Manual
mode?
Can gen voltage be
controlled by pot?
Does generator
function in Auto
mode?
Replace
MVC 236
Replace
voltage
regulator
Are fuses
F1 and F2 good?
Replace
MVC 236
Replace
fuses F1, F2
Does gen
voltage build?
MVC 236 trouble
suspected
System checkout
complete
Replace
MVC 236
NO
YES
NO NO
YES NO
YES YES
NO
YES
NO
YES
P0073-76
Maintenance MVC 236