The Wacker Neuson Valve is a genuine OEM Valve designed for the HI 400HD G Indirect Air Heater. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component installed at the factory. If you're servicing an HI 400HD G unit, the is the correct OEM replacement to restore proper operation. Confirm your model number before ordering to ensure a correct application match.
Key Features
- Genuine OEM Construction: — Manufactured to the original flow and pressure tolerances specified for this valve position — no guesswork on fit or function.
- Direct-Fit Replacement: — Engineered to drop into the existing valve port on the HI 400HD G without rework or adaptation to surrounding fittings.
- Confirmed Fitment: — Verified for the HI 400HD G Indirect Air Heater series, so you're ordering with confidence rather than cross-referencing aftermarket catalogs.
- Fuel or Air Flow Control: — Restores correct flow regulation within the heater circuit, allowing the unit to maintain consistent output temperatures and safe operating cycles.
- Fuel System Safety Relevance: — Valves in indirect-fired heater systems control combustion-related fluid or air paths; using a correctly rated OEM valve helps ensure the heater operates within its intended safety parameters.
A valve in an indirect-fired air heater like the HI 400HD G regulates the flow of fuel or air through a critical point in the combustion or burner circuit. When functioning correctly, it opens and closes on demand to maintain precise control over the heating cycle, allowing the unit to deliver steady, thermostatically controlled warm air output. A worn, stuck, or leaking valve can cause erratic heating performance, fuel waste, or a failure to ignite — making timely replacement essential to safe and efficient heater operation.
Part Details
| Part Number | 5000186708 |
|---|---|
| Old Part Number | 0186708 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI 400HD G Indirect Air Heater | HI400HD G | 5000620701 |
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.
