Armstrong 78-403 3-Inch Capacity Deep Throat Pattern C-Clamp Manual Pengguna

1. Produk Lebihview

The Armstrong 78-403 C-Clamp is a robust and versatile hand tool designed for securely holding workpieces in place during various tasks such as welding, gluing, drilling, or assembly. This deep throat pattern C-clamp features a 3-inch maximum capacity and is forged from domestically produced alloy steel, ensuring high strength, toughness, and durability. Its design includes a forcing screw with a sliding handle for efficient operation and a swivel pad that completely encircles the ball joint, providing permanent attachment and full swivel action.

Figure 1: The Armstrong 78-403 C-Clamp. This image shows the black oxide finished C-clamp with its main body, forcing screw, sliding handle, and swivel pad.

Ciri-ciri utama termasuk:

• Made in the USA, ensuring quality and availability.
• Most popular and versatile style C-clamp for a wide range of applications.
• Forcing screw equipped with a sliding handle for ease of tightening and loosening.
• Swivel pad designed to completely encircle the ball joint, providing permanent attachment and full swivel action for secure gripping on uneven surfaces.
• Heavy-walled hub supports the forcing screw, reducing distortion under pressure.
• Black oxide finish for corrosion resistance.

2. Maklumat Keselamatan

Always observe the following safety precautions when using the Armstrong 78-403 C-Clamp to prevent injury or damage to property:

• Pakai peralatan pelindung diri (PPE) yang sesuai, including safety glasses, to protect against flying debris or unexpected movement of the workpiece.
• Periksa clamp sebelum setiap penggunaan. Ensure the frame, screw, and swivel pad are free from cracks, bends, or excessive wear. Do not use a damaged clamp.
• Jangan mengetatkan clamp. Excessive force can damage the clamp, the workpiece, or cause the clamp to slip. Tighten only enough to secure the workpiece firmly.
• Ensure the workpiece is stable. Before applying force, confirm that the workpiece is properly supported and will not shift unexpectedly.
• Elakkan clamping on uneven or slippery surfaces without proper precautions to prevent slippage.
• Pastikan tangan dan jari bersih dari klamping area when tightening or loosening the screw.
• Jangan gunakan clamp as a lifting device or for purposes other than clamping.
• Simpan clamp dengan betul when not in use, in a clean, dry place to prevent rust and damage.

3. Persediaan

The Armstrong 78-403 C-Clamp requires minimal setup. Follow these steps to prepare it for use:

1. Buka bungkusan clamp: Keluarkan clamp dari pembungkusannya.
2. Inspect for shipping damage: Visually check the clamp for any signs of damage that may have occurred during transit.
3. Clean the threads: If necessary, wipe down the forcing screw threads to remove any debris or excess lubricant.
4. Lubricate (optional): For smoother operation, a light application of machine oil or grease can be applied to the forcing screw threads periodically.

4. Arahan Operasi

Using the Armstrong 78-403 C-Clamp effectively involves a few simple steps:

1. Position the workpiece: Place the items to be clamped together on a stable work surface.
2. Buka clamp: Rotate the sliding handle counter-clockwise to open the clamp jaws wide enough to fit over the workpiece.
3. Letakkan clamp: Letakkan clamp so that the fixed jaw rests against one side of the workpiece and the swivel pad of the forcing screw aligns with the other side. Ensure the clamp is perpendicular to the workpiece for even pressure distribution.
4. Ketatkan clamp: Rotate the sliding handle clockwise to advance the forcing screw. Continue tightening until the workpiece is held securely. The swivel pad will adjust to the surface of the workpiece, providing a firm grip. Do not overtighten.
5. Verify security: Gently attempt to move the clamped workpiece to ensure it is firmly held and will not shift during your task.
6. Lepaskan clamp: Once your task is complete, rotate the sliding handle counter-clockwise to retract the forcing screw and release the workpiece.

5. Penyelenggaraan

Proper maintenance will extend the life and ensure the reliable performance of your Armstrong 78-403 C-Clamp:

• Pembersihan: Selepas setiap penggunaan, lap sehingga bersihamp to remove any dust, debris, or residue. Pay particular attention to the screw threads.
• Pelinciran: Periodically apply a light coat of machine oil or grease to the forcing screw threads. This prevents rust and ensures smooth operation.
• Pemeriksaan: Periksa cl secara berkalaamp for signs of wear, damage, or deformation. Check for cracks in the frame, bent screws, or damaged swivel pads.
• Storan: Simpan clamp in a dry environment to prevent corrosion. Avoid storing it in damp atau keadaan lembap.
• Alat Ganti: If the forcing screw (part number 95-458) or swivel pad (part number 95-411) becomes damaged, genuine replacement parts are available to restore the clampkefungsian.

6. Penyelesaian masalah

This section addresses common issues you might encounter with your C-clamp:

7. Spesifikasi

Detailed specifications for the Armstrong 78-403 C-Clamp:

8. Waranti dan Sokongan

For specific warranty information regarding your Armstrong 78-403 C-Clamp, please refer to the documentation provided at the time of purchase or visit the official Armstrong Tools website. General support for Armstrong Industrial Hand Tools can be obtained through their customer service channels.

For further assistance or inquiries, please contact Armstrong customer support. Contact details are typically available on the manufacturer's official webtapak atau pembungkusan produk.

Note: Specifications are subject to change without notice. Always refer to the latest product information from the manufacturer.