EdgeStar FP430, Service Manual

CONTENTS 

CONTENTS .................................................................................................................................. 1 
SAFETY PRECAUTIONS ............................................................................................................. 1 

ELECTRICAL SAFETY ............................................................................................................. 2 
GENERAL SAFETY .................................................................................................................. 3 

SPECIFICATIONS ........................................................................................................................ 4 
COMPONENTS ............................................................................................................................ 5 
WIRING DIAGRAM ....................................................................................................................... 5 
TROUBLESHOOTING FLOW CHARTS ....................................................................................... 6 
TROUBLESHOOTING TIPS AND NOTES ................................................................................... 8 
DISASSEMBLY FOR TEMPERATURE CONTROLLER REPLACEMENT .................................. 9 
COOLING SYSTEM .................................................................................................................... 10 
AC TRANSFORMER AND DC POWER SUPPLY REPLACEMENT .......................................... 11 
DIFFERENCE BETWEEN OLD AND NEW PARTS ................................................................... 13 

SAFETY PRECAUTIONS 

WARNING: This manual and the information contained herein is intended for use 
by certified technicians.  The manufacturer or seller is not responsible for the 
interpretation or misuse of the information provided, nor does it assume any 
liability in connection with its use.  

The safeguards and warnings indicated in this manual do not cover all possible 
conditions which may occur. Common sense, caution, and care must be 
exercised.



To prevent electric shock, always unplug an appliance from the power supply before attempting 
any service.  



Disconnect the power cord by grasping the plug, not the cord. 



Do not bypass, cut, or remove the grounding plug.   



Prevent water from spilling onto electric elements or the machine parts. 



Always refer to the rating label on the appliance for rated current and voltage. 



Always check line voltage and amperage. 



Always use exact replacement parts. 



Any attempt to repair a major appliance may result in personal injury and property damage.