1. Stuck coin switch, remove the coin mechs...
2 Dirty zero position reel contacts
3. Does it have any credits on the credit reel
4. Dirty contacts on the credit wheel
5. Open slam contacts, an alligator jumper is your friend
6. You don't have the cir diagram...
7. Call Steve and ask for the cir diagram.
8. Did you plug in the Jones plugs (all of them).
9. Is the tilt ball jamed up against contacts.
10. Is the score motor at a home position, manually turn the motor.
11. Check fuses/fuse holders with a volt meter. If you have a voltage drop then...
12. Is the game plugged in?
13. Did you drop in a coin?
14. Rodents chewed thru the wiring
15. Prior CL owner greased it up good.
Ok 12 but 6 and 7 should be combined