Goodman Furnace Manual Reset

The Goodman furnace manual reset process is essential for restoring operation after safety lockouts or system malfunctions. Goodman furnaces feature built-in safety controls that may require manual resetting when the unit experiences issues such as overheating, ignition failure, or pressure switch problems. Below are key sections for safety procedures, reset steps, troubleshooting, and maintenance guidelines.

1. Safety Precautions 2. Reset Button Location 3. Manual Reset Procedure 4. Common Reset Scenarios 5. Troubleshooting Guide 6. Maintenance Tips 7. When to Call a Professional 8. Specifications 9. Warranty Information 10. Contact Support

Safety Precautions

Before attempting any reset procedures, ensure proper safety measures are followed.

Precaution	Description
Power Disconnect	Turn off electrical power at breaker panel before accessing furnace
Gas Valve	Shut off gas supply if gas odor is detected
Clear Area	Ensure furnace area is free of flammable materials
Proper Ventilation	Verify exhaust and intake vents are unobstructed
Personal Protection	Wear safety glasses and gloves when accessing components

Reset Button Location

Identifying the manual reset button on your Goodman furnace.

Open furnace access panel: Remove front cover to access internal components.
Locate control board: Find the main furnace control module.
Identify reset button: Look for red or yellow button marked "RESET" or with flame icon.
Common locations: Near pressure switch, on rollout switch, or integrated into control board.

WARNING! Do not force access panels; ensure power is disconnected before opening furnace.

Manual Reset Procedure

Step-by-step instructions for resetting your Goodman furnace.

Turn off thermostat: Set to lowest temperature setting or OFF position.
Cut power: Switch off furnace circuit breaker for 30 seconds.
Locate reset button: Access furnace interior and identify reset switch.
Press and hold: Depress reset button for 3-5 seconds until click is heard.
Restore power: Turn circuit breaker back on.
Reset thermostat: Return to desired temperature setting.
Observe startup: Listen for normal ignition sequence.

CAUTION! If furnace fails to start after reset, wait 5 minutes before attempting again.

Common Reset Scenarios

Overheating: High limit switch trips due to restricted airflow.
Ignition Failure: Multiple failed ignition attempts lock out system.
Pressure Switch: Blocked vent pipe or failed switch requires reset.
Flame Rollout: Rollout switch trips due to combustion issues.
Power Surge: Electrical disturbance triggers safety lockout.
Filter Restriction: Clogged air filter causes overheating shutdown.

Troubleshooting Guide

Diagnosing issues that require manual reset.

Symptom	Possible Cause	Corrective Action
Furnace won't start	Tripped safety switch	Perform manual reset; check for error codes
Blower runs but no heat	Ignition failure	Reset system; verify gas supply and ignition
Short cycling	Overheating	Reset; check air filter and vents
Error code flashing	System lockout	Manual reset; diagnose specific error
Gas odor	Gas valve issue	Do not reset; call professional immediately

Maintenance Tips

Preventive measures to reduce reset frequency.

Monthly filter checks: Replace dirty air filters regularly.
Annual inspection: Schedule professional maintenance before heating season.
Vent clearance: Keep exhaust and intake pipes clear of debris.
Burner cleaning: Ensure burners are free of dust and corrosion.
Duct inspection: Check for blocked or leaking ductwork.

Tip: Regular maintenance can prevent 80% of reset-required issues.

When to Call a Professional

Situations requiring qualified technician intervention.

Multiple reset attempts fail to restore operation
Gas odor detected at any time
Visible damage to components or wiring
Carbon monoxide detector activation
Unusual noises during operation
Error codes persist after reset

Specifications

Reset Type: Manual push-button or switch reset
Lockout Period: Typically 1-3 hours automatic reset or manual intervention
Safety Switches: High limit, rollout, pressure, flame sensor
Reset Frequency: Maximum 3 attempts within 1 hour recommended
Voltage: 120V/240V AC depending on model
Warranty: Varies by model and installation date

Warranty Information

Goodman furnace warranties and reset-related coverage.

Most Goodman furnaces carry limited lifetime warranty on heat exchangers and 10-year parts warranty. Manual reset components are typically covered under parts warranty. Improper reset attempts may void warranty. Contact Goodman for specific model warranty details.

Contact Support

Technical assistance and service information.

Goodman Manufacturing Company LP: 1-877-466-8626 (US) or 1-888-593-9988 (Canada). Website: www.goodmanmfg.com. For emergency service, contact local authorized Goodman dealer. Have model and serial numbers ready when calling.