AUTOTERM Flow 5D / 5B Gasket Repair Kit (ASSY.3673)

Maintain the performance and reliability of your AUTOTERM Flow 5D / 5B diesel water heater with this genuine AUTOTERM Flow 5D gasket kit (ASSY.3673).

Designed for routine servicing and repairs, this kit contains all the essential gaskets, O-rings and seals required when dismantling and reassembling your heater. Replacing these components during maintenance helps ensure leak-free operation, efficient combustion and long-term reliability.

Compatible With

This gasket repair kit is suitable for:

• AUTOTERM Flow 5D
• AUTOTERM Flow 5B

Kit Contents

The kit includes the following genuine AUTOTERM replacement parts:

• Combustion Chamber Gasket (ASSY.3232) × 1
• Glow Plug Gasket (ASSY.859) × 1
• Temperature Sensor O-Ring (ASSY.9) × 2
• Coolant Outlet O-Ring (ASSY.64) × 2
• Combustion Chamber Rubber Seal (ASSY.21) × 1
• Glow Plug Washer (ASSY.3539) × 1

Product Features

• Genuine AUTOTERM replacement parts
• Part Number: ASSY.3673
• Suitable for AUTOTERM Flow 5D and Flow 5B heaters
• Complete service kit for routine maintenance and repairs
• Helps maintain airtight and watertight seals
• Supports safe, efficient and reliable heater operation
• Manufactured to AUTOTERM original equipment specifications

Why Replace the Gaskets?

Over time, seals and gaskets can harden, compress or deteriorate due to heat and regular use. Replacing them during servicing helps to:

• Prevent coolant leaks
• Maintain efficient combustion
• Ensure reliable heater performance
• Reduce the risk of air or exhaust leaks
• Extend the service life of your AUTOTERM heater

Using genuine AUTOTERM service parts ensures your heater continues to perform as designed, whether it's fitted to a campervan, motorhome, boat, truck or commercial vehicle.

For the best results, we recommend replacing all seals and gaskets whenever the heater is dismantled for inspection or repair.

FAQ

Is this the correct gasket repair kit for AUTOTERM Flow 5D and 5B heaters?
Yes, this genuine AUTOTERM gasket repair kit (ASSY.3673) is suitable for both the Flow 5D and Flow 5B models.

What does the kit include?
It includes the combustion chamber gasket, glow plug gasket, temperature sensor O-rings, coolant outlet O-rings, combustion chamber rubber seal and glow plug washer.

Why should I replace the gaskets during servicing?
Replacing worn gaskets and seals helps prevent leaks, supports efficient combustion and helps maintain reliable heater performance.

Does this kit include genuine AUTOTERM service parts?
Yes, this is a genuine AUTOTERM gasket repair kit made for routine servicing of Flow 5D and Flow 5B heaters.