The Wacker Neuson Oil Cooler Hose is a genuine OEM component designed for the HIF 690 Flameless Air Heater series. Sourced directly from Wacker Neuson, this part meets the same specifications as the hose installed at the factory, ensuring a correct, leak-free connection within the oil cooling circuit. It is confirmed to fit both the HIF 690 Flameless Air Heater and the HIF 690 Flameless Heater with Kubota Engine configurations.
Key Features
- Genuine OEM Construction: — Hose material and pressure rating match the original specification, maintaining circuit integrity under operating temperatures and pressures found in the HIF 690 cooling system.
- Direct-Fit Replacement: — End fittings and hose routing dimensions are identical to the factory part, allowing the hose to connect directly to existing ports without modification.
- HIF 690 Series Compatibility: — Verified fitment for both the standard HIF 690 Flameless Air Heater and the Kubota Engine variant, covering multiple machine configurations in the same unit family.
- Leak-Free Cooling Circuit Performance: — A properly functioning oil cooler hose keeps oil flowing between the cooler and engine at the correct rate; a cracked or worn hose can cause oil temperature to rise and trigger equipment shutdown.
- Long-Term Hose Integrity: — Constructed to resist hardening, cracking, and swelling from prolonged exposure to hot oil, extending service intervals on a component that is critical to continuous heater operation.
The oil cooler hose routes engine oil between the engine and the oil cooler, allowing heat to be transferred away from the oil before it cycles back through the engine. In flameless heater applications, where the unit runs for extended periods in demanding jobsite environments, keeping oil temperature within range is essential to protecting the engine and maintaining consistent heat output. When this hose develops a crack, a pinhole leak, or a degraded fitting connection, oil pressure drops, temperatures climb, and the machine will typically shut down on a protection fault — making prompt replacement critical to keeping the heater running.
Part Details
| Part Number | 5100028319 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Cooler Hose |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HIF 690 Flameless Air Heater | HIF690 | 5100017599, 5200021915 |
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.
