1. Introducció
This manual provides detailed instructions for the proper installation, operation, and maintenance of your LEER HF650M Hard Quad-Folding Tonneau Cover. Designed for Ford F-150 Light Duty trucks (2015-2026) with a 5'6" truck bed, this cover offers robust protection and convenient access to your truck bed. Please read all instructions carefully before proceeding with installation or use to ensure optimal performance and safety.
2. Informació de seguretat
Always exercise caution when handling and installing the tonneau cover. Ensure the truck is parked on a level surface with the parking brake engaged. It is recommended to have assistance during installation due to the size and weight of the cover components. Do not operate the vehicle with the cover in a partially open or unsecured position. Always ensure all latches and clamps are fully engaged before driving.
3. Contingut del paquet
Upon opening the box, verify that all components are present and undamaged. The package should include:
- LEER HF650M Hard Quad-Folding Tonneau Cover Assembly
- Left Hand Side Rail
- Right Hand Side Rail
- Prop Rods (2)
- Clamp Assemblees (6)
- Knob Tie-Downs (2)
- Butyl Tape
- Clau Allen de 2.5 mm
- Clau Allen de 5 mm
- Installation Instructions and Warranty Manual
4. Configuració i instal·lació
Before beginning installation, confirm that the product is compatible with your vehicle by checking the fitment information on the box label. It is highly recommended to watch the official installation video for visual guidance.
4.1. Guia d'instal·lació de vídeo
Descripció del vídeo: This video provides a detailed installation guide for a Ford Pickup B-Style Cover, demonstrating unboxing, rail assembly, drainage pipe setup, and bracket installation. It also highlights key installation points for optimal performance for Ford F-150 trucks from 2015 and later.
4.2. Instal·lació pas a pas
- Prepare Truck Bed: Ensure your truck bed rails are clean and free of debris. If your truck bed side rails are higher than the front edge of the bed, stick the foam seal tape on the front edge of the bed to create a level surface.
- Instal·leu els rails laterals: Slide three clamp assemblies into each side rail. Place the right-hand rail flush against the bed rail, ensuring clamps are not aligned with any plastic bed rail caps. Tighten the flower nuts by hand until contact is made. Repeat for the left-hand rail.
- Col·loca la coberta: With assistance, carefully place the folded tonneau cover onto the truck bed, aligning it with the front keyholes. Ensure the cover is square side-to-side and the dust seal is properly positioned between the cab and truck bed.
- Front segur Clamps: Install the emergency clamps by inserting them into the channel location on the cover. If needed, loosen the set screw on the latch hole using the 5mm Allen wrench, slide the latch hole to align with the clamp, and re-tighten the screw. Tighten the emergency clamp until fully engaged. Repeat on the opposite side.
- Install Drainage Pipes: Insert the drain tubes into the front of the side rails. Route the drain hoses outside the bed to ensure any moisture trapped in the channel exits the bed.
- Ajustaments finals: Unfold the cover to ensure proper alignment and smooth operation.
4.3. Visual Aids for Installation

Descripció de la imatge: A man installing the tonneau cover on a truck bed, highlighting the easy, no-drill installation process. The cover is partially folded, and the side rails are being secured.

Descripció de la imatge: Un primer pla view of the heavy-duty, easy one-hand CYNC latching mechanism, demonstrating how to secure the cover panels.

Descripció de la imatge: A man folding up the tonneau cover to allow for carrying more gear, illustrating that the 3rd brake light remains visible when the cover is folded.
5. Instruccions de funcionament
5.1. Opening the Tonneau Cover
- Lower the tailgate of your truck.
- Locate the pull cords on the underside of the tonneau cover, near the tailgate.
- Pull the cord to release the rear latches.
- Fold the rear panel of the cover forward.
- Repeat the process for subsequent panels until the desired open position is achieved.
- For full bed access, fold all panels towards the cab and secure them using the integrated prop rods and straps.
5.2. Closing the Tonneau Cover
- Release the prop rods or straps if the cover is fully open.
- Unfold the panels one by one towards the tailgate.
- Ensure each panel lays flat and the latches engage automatically as you close them.
- Once fully closed, ensure all latches are securely engaged.
6. Manteniment
Regular maintenance will prolong the life and appearance of your tonneau cover.
- Neteja: Wash the cover regularly with mild soap and water. Avoid abrasive cleaners or harsh chemicals that could damage the finish.
- Segells: Periodically inspect the rubber seals around the perimeter of the cover and between the panels for any signs of wear or damage. Replace if necessary to maintain weather resistance.
- Maquinari: Comproveu tots els clamps, latches, and mounting hardware periodically to ensure they are tight and secure.
7. Solució De Problemes
7.1. Water Leaks
While designed for weather resistance, minor leaks can occur. Check the following:
- Integritat del segell: Inspect all rubber seals for proper placement and damage. Ensure the bulkhead seal at the front of the bed is correctly installed.
- Drainage Hoses: Verify that the drainage hoses are clear and properly routed out of the truck bed.
- Cover Alignment: Ensure the cover is evenly aligned on the bed rails and sits firmly.
7.2. Difficulty Opening/Closing
- Rail Alignment: Ensure the side rails are installed parallel to each other and not in a trapezoidal shape, which can cause the cover to stick. Use a measuring tape to verify parallelism.
- Clamps/Latches: Comproveu que tots els clamps and latches are properly adjusted and not overly tightened, allowing for smooth movement. The bracket should have enough room for free movement.
8. Especificacions
- Marca: LEER
- Model: HF650M (650112)
- Estil: Quad-Folding
- Acabat exterior: Mecanitzat
- Material: Fiberglass-Reinforced Polymer
- Tipus de bloqueig: Portó posterior
- Pes de l'article: 72 lliures
- Dimensions del producte: 68 x 25 x 5.7 polzades
- Compatibilitat: 2015-2026 Ford F-150 Light Duty with a 5'6" truck bed
9. Garantia
The LEER HF650M Tonneau Cover comes with a 3-year warranty. For specific terms and conditions, please refer to the warranty manual included in your package or contact customer support.
10. Atenció al client
For any questions, technical assistance, or warranty claims, please contact LEER Customer Support. You can find contact information on the after-sales card included with your product or visit the official LEER weblloc.





