The Wacker Neuson Dust Sensor Guard is a genuine OEM component designed for the HI 770 XHD Indirect Air Heater and Arctic Bear XHD series, including Arctic Bear XHD NS configurations. As a direct factory replacement, this part carries the same specifications and material standards as the original, so you can install it with confidence and get the unit back to work without second-guessing compatibility. It fits across multiple HI770XHD build variants, making a practical stock item for fleet operators running these heaters on cold-weather jobsites.
Key Features
- Genuine OEM Shielding Integrity — Manufactured by Wacker Neuson to the same material and dimensional standards as the part it replaces, ensuring the sensor cavity receives consistent protection from particulate ingress.
- Direct Drop-In Replacement — Engineered to match the original mounting points and sensor clearances on HI770XHD heater assemblies, so installation follows the standard service procedure without improvisation.
- Broad HI770XHD Compatibility — Confirmed fitment across HI 770 XHD Indirect Air Heater variants (1x16, 1x20, 2x12), Arctic Bear XHD, Arctic Bear XHD NS, and Extra Heavy Duty Air Heater configurations.
- Sensor Longevity — A functioning dust guard keeps airborne debris and fine particulates away from the sensor element; a damaged or missing guard exposes the sensor to contamination that can cause erratic readings or premature sensor failure.
- Operational Safety Compliance — On indirect-fired diesel heaters, accurate sensor operation is critical to combustion control and safe heat output; replacing a worn or broken guard restores the protective barrier that keeps sensor readings trustworthy.
The dust sensor guard is a protective cover that shields the heater's sensor from dust, debris, and airborne contaminants generated during normal operation. By keeping the sensor surface clean and unobstructed, the guard allows the heater's control system to receive accurate readings and regulate combustion and heat output correctly. When this guard is cracked, missing, or heavily fouled, contaminant buildup on the sensor can cause inconsistent temperature control, nuisance shutdowns, or undetected faults — all of which reduce the effectiveness and safe operation of the heater in demanding cold-weather conditions.
Part Details
| Part Number | 5200009269 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Dust Sensor Guard |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI 770 XHD Indirect Air Heater, Diesel, 2x12 | Arctic Bear XHD | 5000620676 |
| HI 770 XHD Indirect Air Heater, Diesel, 1x16 | HI770XHD | 5000620183, 5200003814, 5200004934, 5100049894 |
| HI770XHD Indirect Heater | Arctic Bear XHD NS | 5000620690 |
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