GE Industrial Solutions ASTAT-CD Plus Solid-State Starters - Manual (Page 11)

Mounting screws
for black housing
Figure 16. Black housing removal
Step 22. Remove 4 screws from black housing and
remove housing (Figure 15).
Figure 17. SCR modules, Size J
Figure 18. SCR module, Sizes L and M
ASTAT-CD Plus Service Instructions
11
Step 20. Remove the cover and circuit boards using
steps 14 - 17.
Step 21. With SCR assemblies exposed, remove MOVs
and bus bars from the SCR module to be
replaced. Remove the mounting screws at
each end of the SCR module, lift out the SCR
module. It may be necessary to remove the
black housing in order to remove the SCR
module (see Step 22). Retain all parts and
hardware removed from the SCR module for
reassembly.
Current
transformer
SCR module
MOV
Bus bar
Mounting screw
Figure 14. Parts location (Size J)
MOV
SCR module
Bus bar
Mounting screw
Figure 15. Parts location (Sizes L and M)