Stern Pinball Core Node Stabilization Kit Service Bulletin 189 - 502-7061-00

For Stern Service Bulletin 189.

Fixes a potential issue that could arise with the D9 diode located on the node boards 8 and 9 located under the playfield. 

Used on following Stern pinball machines: Ghostbusters (All Models), Aerosmith (All Models), Batman (All Models), Star Wars (All Models)

Instructions for installation can be found here. 

Part Number:  502-7061-00