The Multiquip 520117 Fuel Check Valve is a genuine OEM component designed for the AR14H asphalt ride-on roller. As a direct OEM replacement sourced from Multiquip, this part meets the exact specifications required to keep the fuel system operating correctly on AR14H equipment. Verified fitment means you can order with confidence — this is the correct part for your machine.
Key Features
- Genuine OEM Fuel System Integrity — Manufactured to Multiquip's original specification, ensuring correct cracking pressure and one-directional flow control specific to the AR14H fuel circuit.
- Direct OEM Replacement — Installs into the existing fuel line connection point without modification, matching the original valve's port sizing and thread or barb configuration.
- Confirmed AR14H Fitment — Verified for the Multiquip AR14H asphalt ride-on roller; use part number 520117 to confirm compatibility before ordering.
- Protects Fuel Prime and Engine Start Performance — A properly functioning fuel check valve holds fuel prime in the system so the engine starts quickly and consistently, especially after sitting idle.
- Prevents Fuel Backflow and Contamination Risk — A worn or failed check valve allows fuel to drain back or flow in the wrong direction, causing hard starts, fuel starvation, and potential contamination of upstream components.
A fuel check valve is a one-way flow control component in the fuel delivery system. Its job is to allow fuel to flow in a single direction — toward the engine — while preventing backflow that would drain the fuel line and lose prime. On ride-on rollers like the AR14H, losing fuel prime means sluggish or failed starts and inconsistent engine performance during operation. When the check valve wears out or its internal seal fails, fuel drains back into the tank between uses, and the engine must work harder to re-prime before starting — or may fail to start entirely.
For questions about part number 520117 or fitment confirmation for your AR14H roller, contact the DHS Equipment team directly.
Part Details
| Part Number | 520117 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Fuel Check Valve |
Compatibility & Fitment
| Name | Model |
|---|---|
| Rollers | AR14H |
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.
