Multiquip 02569100 Fuel Leak Off Pipe and Adapter HTX6H

The Multiquip 02569100 Fuel Leak Off Pipe and Adapter HTX6H is a genuine OEM component designed for the HTX6H heavy-duty hydrostatic ride-on power trowel. Sourced directly from Multiquip, this part meets the exact specifications required for proper fuel system function on HTX6H equipment. Confirm your model code against the HTX6H fitment before ordering to ensure a correct, direct installation.

Key Features

• Genuine OEM Fuel System Integrity — Manufactured to Multiquip's exact material and dimensional tolerances, ensuring the leak-off circuit operates at the correct flow rate and pressure for the HTX6H diesel fuel system.
• Direct-Fit Installation — Engineered to connect directly to the OEM fuel injection circuit on the HTX6H, with matching adapter threads and pipe routing for a clean, straightforward swap.
• HTX6H Specific Fitment — Confirmed compatibility with the HTX6H heavy-duty hydrostatic ride-on trowel; verify your model code before purchase.
• Fuel Containment and System Protection — A properly functioning leak-off pipe channels excess fuel safely back to the tank, preventing raw fuel exposure around hot engine components and protecting injector performance.
• Sustained Trowel Productivity — A degraded or cracked leak-off pipe disrupts injector back-pressure and can cause hard starting, rough running, or injector damage; this OEM replacement restores correct fuel circuit behavior so the trowel performs at full capacity.

The fuel leak-off pipe and adapter is part of the diesel injector return circuit. After fuel passes through the injectors, any excess is routed back to the fuel tank through this pipe — maintaining the correct pressure balance needed for clean, consistent injection timing. When this pipe cracks, hardens, or its adapter fitting fails, fuel can leak externally or air can enter the return line, leading to rough engine operation, poor throttle response, or difficulty starting. Replacing it promptly with the correct OEM part keeps the fuel system sealed and the engine running as intended.

For fitment questions or help confirming this part is correct for your machine, contact the DHS Equipment parts team before ordering.

Part Details

Compatibility & Fitment

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.