The Wacker Neuson Return Water Pipe is a genuine OEM component designed for the HI1000DGM and HI1000 indirect air heaters. Sourced directly from Wacker Neuson, this part carries the same specifications as the original, ensuring a correct, straight-swap installation with no guesswork. It is confirmed to fit multiple HI1000DGM configurations — including Electric Break and Surge Brake variants — as well as the standard HI1000 model. When your hydronic circuit needs attention, specifying the factory part number means you're getting the right pipe the first time.
Key Features
- Genuine OEM Hydronic Circuit Integrity — Manufactured to Wacker Neuson's original dimensional and material specifications, ensuring leak-free sealing at every connection point in the water circuit.
- Direct Drop-In Installation — Matches the original routing, end fittings, and connection geometry of the factory pipe so it installs without rework or adapters.
- Broad HI1000 Family Fitment — Compatible with HI1000DGM (Electric Break and Surge Brake variants) and the HI1000 indirect air heater series.
- Sustained Heating Output — A properly functioning return water pipe keeps coolant flowing through the heat exchanger circuit at the correct rate; a cracked or blocked pipe causes uneven heat output or heater shutdown.
- Fuel-System Adjacent Safety — Indirect heaters operate with diesel combustion and pressurized coolant loops; using the correct OEM pipe maintains the integrity of the sealed circuit and reduces the risk of coolant leaks near heat sources.
The return water pipe is a core component of the HI1000's hydronic heating circuit, responsible for carrying cooled water back from the heat exchanger to the burner assembly for reheating. It keeps coolant moving in a continuous loop, which is what allows the heater to deliver steady, consistent warm air output over extended run times. When this pipe cracks, corrodes, or develops a leak, coolant loss disrupts the thermal cycle — causing the unit to overheat, trigger safety shutdowns, or lose heating capacity entirely.
Part Details
| Part Number | 5200018114 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Return Water Pipe |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI1000 Indirect Air Heater, DGM, Electric Break | HI1000DGM | 5200011234, 5200011235, 5100049275, 5100049276 |
| HI1000 | HI1000 | 5100049273 |
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.
