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SECTION XI
PHASE 7 OPL SYSTEM DIAGNOSTICS
IMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY
AND THE GAS SUPPLY OR THE STEAM 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