Proheat M80 - Default Chapter; Table of Contents

CONTENTS
A. SAFETY .......................................................................................A-1
SAFETY CONSIDERATIONS ..............................................................A-2
B. INTRODUCTION ..........................................................................B-1
1.0 TECHNICAL SPECIFICATIONS...................................................1-1
1.1 PHYSICAL...............................................................................1-2
1.2 ELECTRICAL............................................................................1-3
2.0 PRINCIPLES OF OPERATION ....................................................2-1
2.1 COMPONENT DESCRIPTION .....................................................2-1
2.2 NORMAL OPERATING SEQUENCE..............................................2-4
3.0 TROUBLESHOOTING AND REPAIR............................................3-1
3.1 SYSTEM AND COMPONENT DIAGNOSTICS.................................3-2
3.1.1 START Diagnostic Code................................................3-3
3.1.2 FLAME OUT Diagnostic Code ......................................3-24
3.1.3 COOLANT FLOW Diagnostic Code................................3-25
3.1.4 OVERHEAT Diagnostic Code........................................3-27
3.1.5 VOLTAGE Diagnostic Code..........................................3-27
3.1.6 FLAME FAULT Diagnostic Code ...................................3-29
3.1.7 TEMPERATURE SENSOR T1 Diagnostic Code ...............3-29
3.1.8 FUEL SHUT-OFF VALVE Diagnostic Code.......................3-31
3.1.9 TEMPERATURE SENSOR T2 Diagnostic Code ...............3-32
3.1.10 IGNITION MODULE Diagnostic Code ............................3-32
3.1.11 COOLANT PUMP Diagnostic Code................................3-33
3.1.12 MOTOR Diagnostic Code ............................................3-34
3.1.13 AUXILIARY OUTPUT Diagnostic Code ...........................3-35
3.1.14 SWITCH/TIMER POWER Diagnostic Code.....................3-36
3.2 COMPONENT MECHANICAL OR ELECTRICAL PROBLEMS...........3-37
3.2.1 Fuel Nozzle ...............................................................3-37
3.2.2 Fuel Shut-off Valve.....................................................3-37
3.2.3 Fuel Regulator...........................................................3-37
3.2.4 Air Compressor..........................................................3-37
3.2.5 Fuel Supply Pump......................................................3-37
3.2.6 Ignition Electrodes.....................................................3-37
3.2.7 PCM Fuse .................................................................3-37
3.3 OPERATIONAL PROBLEMS......................................................3-40
4.0 MAINTENANCE...........................................................................4-1
5.0 MAINTENANCE TOOLS ..............................................................5-1