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SECTION X
PHASE 7 OPL SYSTEM DIAGNOSTICS
IMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY
AND THE GAS SUPPLY BEFORE ANY COVERS OR GUARDS ARE
REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR
CLEANING, ADJUSTING, INSTALLATION, OR TESTING OF ANY
EQUIPMENT PER OSHA (Occupational Safety and Health Administration)
STANDARDS.
ALL major circuits, including door, microprocessor temperature sensor, heat and motor circuits are monitored.
The Phase 7 OPL microprocessor controller (computer) will inform the user, via the light emitting diode (L.E.D.)
display of certain failure messages, along with L.E.D. indicators on the input/output (I/O) board on the back
panel of the front right control door.
A. DIAGNOSTIC (L.E.D. Display) FAULT MESSAGES