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TABLE 4 CHECKING COMPONENTS
Main Logic Card
All trouble-shooting is written to check all outside devices and eliminate them as the source of the
symptoms. The conclusion being then that the card is faulty.
1. Instructions for Removal of Control Card.
Remove control wires on the screw terminals 1 through 6 as required.
Unplug A, B, and Z plugs by pressing down on tab with wide blade screwdriver
and rotating 90 degrees.
Remove the two mounting screws and lift card box free.
NOTE: Do not attempt to remove circuit broad from card box.
Reverse procedures to install new control card.
Mounting A and B Plugs Terminals 1 - 6 Y Plug Z Plug
Screw
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