I have been repairing pinball machines for nearly 30 years. I did it as a hobby / second job until 2008, when I started full-time.

EQUIPMENT:

Factory test fixtures:

Classic Bally / Stern MPU, Lamp, & Solenoid driver
Williams system 3 – 7
Williams system 11
(also used for Data East 6809 games)
Williams WPC / WPC 95

Currently looking for Stern White Star / SAM test fixture

Soldering / Desoldering:

Weller WESD51 (x3)
Weller WDD81X (x2)
Hakko FR-300