Duke FBB-EO-208 - Page 4

Service Manual for Flexible Batch Broiler Units
4
SEQUENCE OF OPERATION .......................................................................................................... 26
TROUBLESHOOTING .......................................................................................................................27
COMPONENT CHECK PROCEDURES ......................................................................................27
Checking the Power Switch ....................................................................................................27
Checking the Control Board ....................................................................................................27
Testing the Temperature Probe ...............................................................................................27
Checking the Conveyor Drive Motor .......................................................................................27
Testing the Conveyor Drive Motor ..........................................................................................28
Checking Conveyor Drive Motor Capacitor ............................................................................28
Testing the Relays ..................................................................................................................28
Testing the Transformers ........................................................................................................29
Voltage Test ......................................................................................................................29
Resistance Check .............................................................................................................29
Testing the Mechanical Relays ...............................................................................................29
Continuity Test ..................................................................................................................29
Testing the Contactors ............................................................................................................29
Voltage Test ......................................................................................................................29
CONTROL DIAGNOSTICS ..........................................................................................................30
Programming ..........................................................................................................................30
Diagnostics .............................................................................................................................30
TROUBLESHOOTING CHART ....................................................................................................32
PREVENTIVE MAINTENANCE ..........................................................................................................35
ELECTRICAL SCHEMATIC – FLEXIBLE BATCH BROILER .............................................................36
CUSTOMER ASSISTANCE ................................................................................................................39