The Wacker Neuson Frame Weldment is a genuine OEM structural component designed for the BP45 Pureheat Booster Pump and the Pureheat Hydronic Heater series, including oil burner, gas burner, and diesel-fired configurations. As a direct Wacker Neuson OEM part, the is manufactured to the exact dimensional and structural specifications of the original, ensuring it seats and mounts correctly without fitment guesswork. It is confirmed compatible with the BP45 Pureheat Booster Pump, the Pureheat Hydronic Heater Oil Burner, the Pureheat Hydronic Heater Gas Burner, and the Hydronic Air Heater Diesel models. Sourcing the correct frame weldment by part number is critical to restoring full structural integrity to your heating unit and keeping it operating safely in demanding jobsite environments.
Key Features
- Genuine OEM Construction: — Fabricated to Wacker Neuson's exact weld geometry and material spec, so mounting points, bracket positions, and load-bearing dimensions align perfectly with original hardware.
- Drop-In Structural Replacement: — Matches the original bolt patterns and attachment points on supported Pureheat models, allowing straightforward swap-out without reworking surrounding components.
- Broad Pureheat Series Compatibility: — Fits the BP45 Pureheat Booster Pump, Pureheat Hydronic Heater Oil Burner, Pureheat Hydronic Heater Gas Burner, and Hydronic Air Heater Diesel — one part number covering the core Pureheat family.
- Restores Structural Rigidity: — A damaged or corroded frame weldment allows internal components to shift under vibration and transport loads; replacing it returns the unit to its designed alignment and support geometry.
- Safety-Critical Structural Integrity: — On fuel-burning heating equipment, a sound frame weldment keeps burner assemblies, fuel lines, and heat exchangers properly positioned — maintaining the clearances and support needed for safe operation.
The frame weldment is the primary structural chassis of the Pureheat heating unit, providing the rigid base to which the burner assembly, heat exchanger, fuel components, and external panels are all mounted and aligned. It absorbs the mechanical stresses of transport, setup, and continuous operation, keeping every internal component in its correct position relative to the others. When the frame weldment is cracked, bent, or corroded, mounting points shift, clearances between heat-producing components change, and the risk of fuel or exhaust leaks increases — making prompt replacement essential for both performance and safe operation.
Part Details
| Part Number | 5000169625 |
|---|---|
| Old Part Number | 0169625 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Frame Weldment |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BP45 Pureheat Booster Pump, 1.5hp | BP45 | 5000620433 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246, 5000620190 |
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.
