Table of Contents |
|
XIV. Startup Procedure & Adjustment | 28 |
HEAT ANTICIPATOR SETTING | 28 |
DRAIN TRAP PRIMING | 28 |
FURNACE OPERATION | 28 |
GAS SUPPLY PRESSURE MEASUREMENT | 28 |
GAS MANIFOLD PRESSURE MEASUREMENT AND ADJUSTMENT | 29 |
GAS INPUT RATE MEASUREMENT (NATURAL GAS ONLY) | 29 |
TEMPERATURE RISE | 30 |
CIRCULATOR BLOWER SPEEDS | 30 |
BLOWER HEAT OFF DELAY TIMINGS | 32 |
XV. Normal Sequence of Operation | 32 |
POWER UP | 32 |
HEATING MODE | 32 |
COOLING MODE | 32 |
FAN ONLY MODE | 33 |
XVI. Operational Checks | 33 |
BURNER FLAME | 33 |
XVII. Safety Circuit Description | 33 |
GENERAL | 33 |
INTEGRATED CONTROL MODULE | 33 |
PRIMARY LIMIT | 33 |
AUXILIARY LIMIT | 33 |
ROLLOUT LIMIT | 33 |
PRESSURE SWITCHES | 33 |
FLAME SENSOR | 33 |
XVIII. Troubleshooting | 33 |
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS | 33 |
DIAGNOSTIC CHART | 34 |
RESETTING FROM LOCKOUT | 34 |
XIX. Maintenance | 34 |
ANNUAL INSPECTION | 34 |
FILTERS | 34 |
BURNERS | 34 |
INDUCED DRAFT AND CIRCULATOR BLOWERS | 34 |
CONDENSATE TRAP AND DRAIN SYSTEM (QUALIFIED SERVICER ONLY) | 35 |
FLAME SENSOR (QUALIFIED SERVICER ONLY) | 35 |
FLUE PASSAGES (QUALIFIED SERVICER ONLY) | 35 |
XX. Internal Filter Removal | 35 |
XXI. Before Leaving an Installation | 35 |
XXII. Repair & Replacement Parts | 35 |
| APPENDIX |
Troubleshooting Chart | ...................................................................................................................................................... 37 |
Wiring Diagram | 39 |
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