The Goodman Gas Furnace Parts Manual provides comprehensive information about replacement parts, components, and maintenance procedures for Goodman gas furnace models. This manual covers part identification, specifications, ordering information, installation guidelines, and troubleshooting for various Goodman furnace systems. Below are key sections for safety, parts overview, installation, maintenance, and technical specifications.
Key components: Gas valve, heat exchanger, blower motor, igniter, flame sensor, control board, pressure switch, limit switches, inducer motor, thermostat connections.
| Component | Description |
|---|---|
| Gas Valve | Regulates gas flow to burner assembly |
| Heat Exchanger | Transfers heat from combustion to air stream |
| Blower Motor | Circulates air through duct system |
| Hot Surface Igniter | Ignites gas-air mixture |
| Flame Sensor | Detects burner flame presence |
| Control Board | Manages furnace operation sequences |
| Pressure Switch | Verifies proper venting operation |
| Limit Switches | Prevents overheating conditions |
| Inducer Motor | Removes combustion gases |
| Thermostat Connections | Interface with temperature control system |
Always follow safety procedures when working with gas furnace components.
WARNING! Gas furnaces involve combustion hazards; only qualified technicians should perform repairs. Carbon monoxide poisoning risk exists with improper installation or maintenance.
Understanding furnace component locations and functions.
CAUTION! Always disconnect power before accessing electrical components.
Proper installation ensures safe and efficient operation.
Key Steps: Location selection, gas line connection, electrical wiring, venting installation, ductwork connection, startup procedure.
Location: Must have adequate combustion air and service clearance. Gas Connection: Use approved pipe compound and leak test. Electrical: Follow NEC codes and proper grounding. Venting: PVC pipe with proper slope and termination. Ductwork: Size appropriately for CFM requirements. Startup: Verify gas pressure, check for leaks, test safety controls.
Step-by-step component replacement instructions.
WARNING! Always use genuine Goodman replacement parts to maintain safety and warranty coverage.
Regular maintenance ensures optimal performance and longevity.
Tip: Keep maintenance records for warranty validation.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Furnace won't start | Power issue, thermostat | Check circuit breaker, thermostat settings, door switch |
| No heat | Gas supply, igniter | Verify gas valve on, check igniter, flame sensor |
| Short cycling | Dirty filter, limit switch | Replace filter, check airflow, test limit switch |
| Blower not working | Motor, capacitor, control | Test blower motor, check capacitor, verify control board |
| Unusual noises | Loose parts, motor | Inspect for loose components, check motor bearings |
Reset Procedure: Turn thermostat off, wait 5 minutes, turn back on.
How to identify and order replacement parts.
Note: Model number typically found on interior cabinet or rating plate.
Goodman furnace warranty coverage details.
CAUTION! Warranty void if unqualified personnel perform repairs or if non-genuine parts are used.
For technical assistance and service information.
Goodman Manufacturing Company, L.P. - 19001 Kermier Road, Waller, TX 77484. Technical Support: 1-877-GOODMAN (1-877-466-3626). Website: www.goodmanmfg.com. Service Hours: Monday-Friday 7:00 AM - 6:00 PM CST.
Emergency: For gas leaks or carbon monoxide concerns, evacuate immediately and contact emergency services.