Model 500/600
TABLE OF CONTENTS
Section Page
Section 1. TROUBLESHOOTING ............................................................................................... 1-1
1-1. Introduction ........................................................................................................ 1-1
1-2. Safety .................................................................................................................. 1-1
1-3. Troubleshooting .................................................................................................. 1-2
1-4. Warnings and Error Messages ............................................................................ 1-13
1-5. Diagnostic Mode Details .................................................................................... 1-16
1-6. Information Mode Details .................................................................................. 1-32
Section 2. MAINTENANCE ......................................................................................................... 2-1
2-1. Introduction ........................................................................................................ 2-1
2-2. Maintenance Hints .............................................................................................. 2-1
2-3. Preventive Maintenance Schedule ...................................................................... 2-2
2-4. Removing the Control Panel ............................................................................... 2-2
2-5. Transformer Replacement .................................................................................. 2-3
2-6. Temperature Probe Replacement ........................................................................ 2-4
2-7. High Temperature Limit Control (Electric and Gas Models) ............................. 2-6
2-8. Heating Elements (Electric Models) ................................................................... 2-9
2-9. Heating Contactors (Electric Models) ................................................................ 2-12
2-10. Gas Burner Assembly (Gas Models) .................................................................. 2-15
2-11. Thermocouple (Gas Models) .............................................................................. 2-18
2-12. Gas Control Valve ............................................................................................... 2-20
2-13. Electrical Components ........................................................................................ 2-23
2-14. Pressure Regulation/Exhaust .............................................................................. 2-27
2-15. Filtering System .................................................................................................. 2-47
2-16. Gas Conversion ................................................................................................... 2-52
Wiring Diagrams ................................................................................................ 2-53
Section 3. PARTS INFORMATION .............................................................................................. 3-1
3-1. Introduction ........................................................................................................ 3-1
3-2. Genuine Parts ...................................................................................................... 3-1
3-3. Model Variations ................................................................................................. 3-1
3-4. How to Find Parts ............................................................................................... 3-1
3-5. Subassemblies ..................................................................................................... 3-2
3-6. How to Order Parts ............................................................................................. 3-2
3-7. Prices .................................................................................................................. 3-3
3-8. Delivery .............................................................................................................. 3-3
3-9. Warranty ............................................................................................................. 3-3
3-10. Recommended Spare Parts for Distributors ....................................................... 3-3
3-11. Index of Parts List Illustrations .......................................................................... 3-4
i 206