The Wacker Neuson Spring is a genuine OEM component designed for the HI750 series indirect-fired air heaters, including HI750G, HI750D, HI750GM, and HI750GM HD models. Sourced directly through Wacker Neuson's authorized parts network, this spring meets the exact specifications of the original factory component. It is a direct replacement for both standard and skid-mounted HI750 heater configurations, covering diesel, natural gas, and LP fuel variants. Whether you're servicing a mobile unit or a skid-mounted installation, part number ensures your heater is restored to proper operating condition.
Key Features
- Genuine OEM Tension and Load Rating — Manufactured to the exact spring rate and geometry specified for the HI750 heater assembly, ensuring correct mechanical response within the unit.
- Drop-In Replacement — Engineered to seat and connect identically to the original component, with no rework or adaptation needed during installation.
- Broad HI750 Series Coverage — Compatible with HI750G, HI750D, HI750GM, and HI750GM HD variants across mobile and skid-mounted configurations, including diesel, NG, and LP fuel types.
- Consistent Heater Operation — A correctly functioning spring maintains proper mechanical tension in the heater system; a worn or broken spring can lead to erratic operation or failure to maintain heating cycles.
- Fuel System Relevance — Springs in indirect-fired heater assemblies often govern fuel valve or burner control components; using the correct OEM part helps maintain safe, calibrated fuel delivery performance.
In an indirect-fired air heater like the HI750 series, springs are used to maintain tension, return force, or positional control within mechanical and fuel delivery assemblies — such as valve actuators, damper controls, or burner components. When a spring loses its tension or breaks, it can cause improper valve seating, inconsistent airflow regulation, or burner shutdown, compromising heat output and operational reliability. Replacing a worn spring with the correct OEM part restores the intended mechanical behavior and keeps the heater running as designed.
Part Details
| Part Number | 5200007734 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Spring |
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 |
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.
