The Wacker Neuson Inlet Tube is a genuine OEM component designed for the HIF 690 Flameless Air Heater series, including both the standard and Kubota engine-equipped variants. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original, ensuring a direct, hassle-free installation into your heater. Whether you're servicing a rental fleet or keeping a jobsite heater running through a cold season, the is the correct replacement to restore proper combustion airflow. Confirm your model number against the fitment list below before ordering to ensure compatibility.
Key Features
- Genuine OEM Airflow Integrity — Manufactured to the original bore dimensions and material spec, so combustion air delivery stays consistent and unobstructed.
- Direct Drop-In Replacement — Matches the original mounting geometry and connection points on the HIF 690, so the tube seats correctly without modification to surrounding components.
- Confirmed HIF 690 Fitment — Compatible with both the standard HIF 690 Flameless Air Heater and the Kubota engine-equipped HIF 690 Flameless Heater variants.
- Sustained Heating Output — A correctly sealed and dimensioned inlet tube keeps combustion air volume and velocity on spec, maintaining the heater's rated heat output in cold-weather operations.
- Fuel System Safety Relevance — The inlet tube is part of the air-fuel pathway; using a genuine OEM part ensures proper flow balance and reduces the risk of incomplete combustion or unsafe operating conditions.
The inlet tube channels incoming air into the combustion system of a flameless air heater, providing the controlled airflow that the burner needs to operate cleanly and at rated capacity. If the tube becomes cracked, deformed, or develops a leak, combustion efficiency drops — the heater may produce less heat, cycle erratically, or fail to ignite reliably. Replacing a damaged inlet tube with the correct OEM part restores the intended air pathway and brings the heater back to proper working order.
Part Details
| Part Number | 5100028253 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Inlet Tube |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HIF 690 Flameless Air Heater | HIF690 | 5100017599, 5200021915 |
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.
Wacker Neuson