Dometic / Atwood 31384 Furnace Motor – 7900-II Series

Dometic / Atwood 31384 Furnace Motor – 7900-II Series

Genuine OEM Replacement

Part Number: 31384
Product Type: Furnace Motor
Application: Dometic™ (HydroFlame) 7900-II Series Furnaces

Product Overview

The Dometic / Atwood 31384 Furnace Motor is a genuine OEM replacement motor designed for select Dometic (HydroFlame) 7900-II series furnaces.

This motor drives both the combustion wheel and the interior blower wheel, creating the airflow required for safe ignition, stable combustion, and consistent heat distribution inside your RV.

If your furnace fails to start, makes grinding or squealing noises, or shuts down due to weak airflow, a worn or failing motor may be the cause. Replacing it with OEM Part 31384 restores proper airflow performance and reliable furnace operation.

Manufactured to original equipment specifications, this motor ensures precise fitment and dependable long-term durability.

Key Features

• Genuine OEM Dometic / Atwood replacement motor
• Designed specifically for 7900-II Series furnaces
• Powers both combustion and interior blower airflow
• Restores proper ignition and heating performance
• Reduces excessive vibration and noise
• Manufactured to original equipment standards

Compatible Furnace Models

Part 31384 is compatible with the following Dometic™ (HydroFlame) furnaces:

• 7912-II
• 7916-II
• 7920-II

Always verify your exact furnace model number on the data plate before ordering.

When Should You Replace the Furnace Motor?

You may need to replace the motor if you notice:

• Furnace does not start
• Blower fails to run
• Excessive humming, squealing, or grinding noise
• Weak airflow from interior vents
• Ignition failure due to inadequate airflow

A properly functioning motor is essential for safe burner operation and proper cabin heat circulation.

Product Specifications

Manufacturer: Dometic / Atwood
Part Number: 31384
Component: Furnace Motor
Application: 7912-II, 7916-II, 7920-II
Includes: Motor assembly

Frequently Asked Questions (FAQ)

Q: Will this fit older 7900 series furnaces that are not “-II”?
A: This motor is specifically designed for 7900-II Series models. Always confirm your furnace model number before ordering.

Q: What does this motor power?
A: It powers both the combustion air wheel and the interior blower wheel.

Q: Is this an OEM part?
A: Yes. 31384 is a genuine Dometic / Atwood replacement motor.

Q: Can a bad motor cause ignition failure?
A: Yes. Without proper airflow, the burner will not remain lit and the furnace may shut down.