Jennings Challenger
Problem resolved
Forum for those interested in antique coin operated devices
https://www.coinopcollectorforum.com/
https://www.coinopcollectorforum.com/viewtopic.php?f=32&t=5293
mrslot1 wrote:I restored one about 10 years ago, I used a special de oxidizer for model trains for the old brass train track rails, its called rail zip, it helps clean the contacts, I also used a thin emery board to clean the contacts.
I also have the service manuels for these,
email me at mrslot1@aol.com
thanks Dave