The Dayton Furnace Parts Manual provides comprehensive information for the maintenance, repair, and replacement of components in Dayton furnace systems. This manual covers safety procedures, part identification, installation guidelines, troubleshooting, and ordering information for genuine Dayton furnace parts. Below are key sections for safety, parts identification, installation, maintenance, and troubleshooting.
Critical safety procedures for furnace maintenance and repair.
| Safety Precaution | Description |
|---|---|
| Power Disconnect | Always turn off power at circuit breaker before servicing |
| Gas Valve Shutoff | Close gas supply valve before working on gas components |
| Personal Protective Equipment | Wear safety glasses and gloves during maintenance |
| Ventilation | Ensure adequate ventilation when testing furnace operation |
| Carbon Monoxide Detection | Install CO detectors near furnace area |
Key furnace components and their functions.
WARNING! Only qualified technicians should service gas and electrical components.
Proper installation procedures for furnace parts.
CAUTION! Improper installation may void warranty and create safety hazards.
Common replacement parts with part numbers.
| Part Description | Part Number | Compatible Models |
|---|---|---|
| Igniter | DAY-IGN-245 | 3H150, 3H155, 4H160 |
| Blower Motor | DAY-BLM-378 | All 3H and 4H series |
| Gas Valve | DAY-GV-412 | 3H150, 3H155, 4H160 |
| Limit Switch | DAY-LS-289 | All Dayton furnace models |
| Flame Sensor | DAY-FS-156 | 3H150, 3H155, 4H160 |
Common furnace problems and solutions.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No heat | Thermostat setting, power, gas supply | Check thermostat, circuit breaker, gas valve |
| Insufficient heat | Dirty filter, blower issues | Replace filter, check blower operation |
| Frequent cycling | Dirty filter, limit switch | Clean/replace filter, test limit switch |
| Unusual noises | Loose components, motor bearings | Tighten mounting hardware, lubricate motor |
| Pilot light issues | Thermocouple, gas supply | Clean/replace thermocouple, check gas pressure |
How to order genuine Dayton furnace parts.
Tip: Always use genuine Dayton parts for optimal performance and safety.
Warranty coverage for Dayton furnace parts.
Dayton furnaces comply with ANSI Z21.47/CSA 2.3 standards for gas-fired central furnaces. UL listed for electrical safety. Meets DOE energy efficiency standards.
For technical support and parts ordering:
Dayton Customer Service: 1-800-345-9999
Website: www.daytonfurnaceparts.com
Email: [email protected]
Business Hours: Monday-Friday, 8:00 AM - 6:00 PM EST