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UNDERGROUND TROUGH
1) Raise the playfield all the way up, and lean it against the backbox.
2) Unplug the connector leading to the opto plates.
3) Remove all 15 hex head screws that hold the Underground Trough to the playfield, and lift off the
trough.
HEX HEAD SCREWS
HEX HEAD
HEX HEAD SCREWS
HEX HEAD SCREW
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