Wacker Neuson 5100028275 Overflow Pipe Assembly

The Wacker Neuson Overflow Pipe Assembly is a genuine OEM component designed for the HIF 690 Flameless Air Heater series. As a factory-sourced part, it meets the same material and dimensional standards as the original, ensuring a consistent, trouble-free installation. This assembly is confirmed to fit HIF 690 models equipped with both the standard configuration and the Kubota engine variant. Keep your heater operating at full capacity by replacing a damaged or leaking overflow pipe with the correct OEM part.

Key Features

• OEM Fuel System Integrity — Manufactured to Wacker Neuson's original specifications, ensuring the overflow pipe routes and contains fuel-side fluid flow exactly as engineered for the HIF 690 system.
• Direct Drop-In Replacement — Matches original mounting points and connection interfaces on the HIF 690, allowing straightforward removal and reinstallation without reworking surrounding components.
• Confirmed HIF 690 Compatibility — Verified fitment for HIF 690 Flameless Air Heater models, including both the standard build and the Kubota engine-equipped variant.
• Protects Against Uncontrolled Overflow — A correctly functioning overflow pipe assembly directs excess fluid safely away from critical components; a cracked or blocked unit risks fluid pooling and heater malfunction in cold-weather jobsite conditions.
• Fuel System Safety Assurance — Proper overflow management is essential in combustion-adjacent heating equipment; using the correct OEM assembly maintains the designed containment path and reduces the risk of unintended fuel contact with heat sources.

The overflow pipe assembly manages the controlled discharge of excess fluid within the HIF 690 heater's fuel circuit, routing overflow away from sensitive components and back to a safe point in the system. Without a properly sealed and correctly routed overflow pipe, fuel can accumulate in unintended areas, creating a fire hazard and causing erratic heater performance. When this assembly cracks, corrodes, or becomes disconnected, replacing it promptly with the correct OEM part restores safe, reliable heater operation.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.