Date: Sun, 19 May 2002 02:54:42 +0100 From: Johannes H Andersen <johsnopsamanytime.co.uk> Subject: Re: Saab 9000 direct ignition cartridge
Vesku wrote: > > Has somebody disassembled the system and replaced/rewired the coils of the > system ? > > Or studied the cartridge and looked if the faults are most probably on > coils of the system / or in 400 V step up ? > > (Yes I know that according to service manuals nobody can repair the DI > cartridge and it always should be replaced when some problem expected, just > asking those who really understand the electronics systems and know that > almost everything can be repaired ;) > > br Vesku I took mine apart and found that the 400 V step up transformer had burned through. The inside of the DI unit was completely gummed up in a black insulating substance. Other DI units are oil filled. That makes it difficult to make a stable repair job that can stand up to temperatures and vibrations. And where do find a replacement transformer with the correct spec for the job? Johannes http://users.surfanytime.co.uk/johs