The Wacker Neuson Hinge is a genuine OEM component designed for the HI750 and HI900 series indirect-fired air heaters. Sourced directly from Wacker Neuson, this hinge is an exact factory replacement that installs without modification across a wide range of HI750 and HI900 configurations, including diesel, natural gas, LP, and dual-fuel DGM variants. Whether you're servicing a skid-mounted unit or a mobile trailer-mounted heater, part number restores proper door or panel operation to keep your heating equipment running through demanding cold-weather applications.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's exact material and dimensional specifications, ensuring the correct pivot geometry and load rating for repeated open-and-close cycles in heavy-use heater service.
- Direct Drop-In Replacement — Mounts to the original fastener pattern on HI750 and HI900 enclosures, restoring full panel or door articulation without rework or custom fitting.
- Broad HI-Series Compatibility — Confirmed fitment across HI750G, HI750D, HI750GM, HI750GMHD, HI900D, HI900G, and HI900DGM variants, covering both mobile and skid-mounted configurations.
- Structural Integrity Under Field Conditions — A worn or failed hinge can cause doors or access panels to sag, bind, or fail to seal — compromising heat retention and exposing internal components to jobsite conditions. Replacing it promptly maintains proper enclosure function.
- Verified Part Number Fitment — Cross-reference part number 5000180538 against your machine's serial number and model tag to confirm the correct replacement before installation.
A hinge on an indirect-fired air heater serves as the pivot point for access doors, combustion chamber panels, or service covers on the heater enclosure. It allows panels to open fully for inspection, maintenance, and burner service while keeping them securely closed during operation to maintain airflow efficiency and heat output. When a hinge wears, corrodes, or breaks, the affected panel can no longer seat properly — leading to air leaks, heat loss, and potential exposure of internal components to moisture or debris. Replacing a failed hinge with the correct OEM part restores the enclosure's integrity and ensures the heater continues to perform safely and efficiently in cold-weather job conditions.
Part Details
| Part Number | 5000180538 |
|---|---|
| Old Part Number | 0180538 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Hinge |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI750 DGM HEATER-INDIRECT | HI750GM | 5000620859, 5000620930 |
| Mobile Indirect Fired Air Heat er, Diesel | HI750D | 5000620856, 5000620923, 5000620924 |
| HI 750GM HD-Mobile Indirect Ai r Heater-Surge, -40 | HI750GMHD | 5000620969 |
| HI750G HEATER-INDIRECT | HI750G | 5000620857, 5000620928, 5000620929 |
| HI900 Heater-DGM,Srg,-40 | HI900DGM | 5200014221, 5200014222, 5200014165, 5200014166 |
| HI 900D Heater-Indirect | HI900D | 5200014158, 5200014159, 5200014160 |
| Skid Indirect Air Heaters Natu ral Gas | HI900G | 5200014161 |
| HI 900G Heater-Indirect,3x16 | HI900 G | 5200014163, 5200014164 |
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.
