Body-Solid GCEC-STK Pro Select Leg Extension and Curl คู่มือการใช้งานเครื่อง

1. บทนำ

The Body-Solid GCEC-STK Pro Select Leg Extension and Curl Machine is designed to provide a comprehensive lower body workout, targeting quadriceps, hamstrings, and glutes. This versatile machine allows users to perform both leg extension and leg curl exercises from a single, comfortable position. It features a 210 lb weight stack, adjustable components, and durable construction suitable for both home and commercial gym environments.

2. ข้อมูลด้านความปลอดภัย

• อ่านคำแนะนำทั้งหมดก่อนการประกอบและใช้งาน
• ปรึกษาแพทย์ก่อนเริ่มโปรแกรมการออกกำลังกาย
• Ensure all bolts, nuts, and connections are securely tightened before each use.
• เก็บเด็กและสัตว์เลี้ยงให้ห่างจากอุปกรณ์ระหว่างการใช้งาน
• Use the machine on a level surface.
• Do not exceed the maximum recommended weight for the machine.
• หากรู้สึกเจ็บปวด เวียนศีรษะ หรือคลื่นไส้ ให้หยุดออกกำลังกายทันที

3. การติดตั้งและการประกอบ

The Body-Solid GCEC-STK machine requires assembly. Refer to the separate assembly guide for detailed step-by-step instructions. Once assembled, ensure the machine is placed on a stable, level surface with adequate clearance around it for safe operation. The machine dimensions are approximately 54 inches (L) x 54 inches (W) x 71 inches (H).

Figure 1: The Body-Solid GCEC-STK Pro Select Leg Extension and Curl เครื่องจักร.

การปรับเปลี่ยนเบื้องต้น

Before beginning your workout, adjust the machine to fit your body comfortably and ensure proper exercise form:

• Seat Back Adjustment: The back pad features 7 position adjustments. Adjust the seat back to ensure your knees are properly aligned with the machine's pivot point for both leg extensions and curls.
• Thigh Restraint/Roller Adjustment: สำหรับขา curls, use the oversized pop pin to adjust the thigh restraint to a comfortable position, securing your upper legs. For leg extensions, position your legs behind the oversized rollers.
• การเลือกน้ำหนัก: Select the desired weight using the weight stack pin. The machine comes with a 210 lb weight stack.

4. คู่มือการใช้งาน

The GCEC-STK machine allows for two primary exercises: Leg Extensions and Leg Curls.

4.1 Leg Extension Exercise (Targets Quadriceps)

1. Sit on the machine with your back firmly against the back pad.
2. Position your legs behind the oversized rollers, ensuring the rollers rest comfortably on your shins, just above your ankles.
3. Firmly grip the handles located on the sides of the seat for stability.
4. Extend your legs forward and upward, contracting your quadriceps. Ensure a controlled movement, avoiding jerking motions.
5. Slowly lower the weight back to the starting position, maintaining control throughout the movement.

Figure 2: User performing a leg extension exercise.

4.2 Leg Curl Exercise (Targets Hamstrings and Glutes)

1. Adjust the thigh restraint by pulling the oversized pop pin and positioning it comfortably over your thighs to secure your upper legs.
2. Sit down and wrap your legs over the 8-inch foam rollers, ensuring they rest on your Achilles tendons.
3. Firmly grip the handles for stability.
4. Press down with your legs, curling them towards your glutes, contracting your hamstrings.
5. Slowly return your legs to the starting position, controlling the weight.

Figure 3: User performing a leg curl ออกกำลังกาย.

4.3 วิดีโอการสอน

5. การบำรุงรักษา

Regular maintenance ensures the longevity and safe operation of your Body-Solid GCEC-STK machine.

• การทำความสะอาด: Wipe down the machine, especially the pads and handles, with a damp cloth after each use to remove sweat and dirt. Use mild soap and water if necessary, avoiding harsh chemicals.
• การตรวจสอบ: Periodically inspect all nuts, bolts, and moving parts for tightness and wear. Tighten any loose fasteners. Check cables and pulleys for fraying or damage.
• การหล่อลื่น: Apply a silicone-based lubricant to guide rods and pivot points as needed to ensure smooth operation. Do not over-lubricate.
• พื้นที่จัดเก็บ: Store the machine in a dry, climate-controlled environment to prevent rust and material degradation.

6 การแก้ไขปัญหา

If you encounter issues with your machine, refer to the following common troubleshooting tips:

• Squeaking or Grinding Noises: Check for loose bolts or components. Lubricate moving parts as described in the maintenance section. Inspect cables and pulleys for proper alignment and wear.
• ปัญหาการต้านทาน: Ensure the weight stack pin is fully inserted into the desired weight plate. Check for any obstructions in the cable path or issues with the weight stack mechanism.
• Unstable Machine: Verify that the machine is placed on a level surface. Check all frame bolts and connections for tightness.
• ความยากในการปรับแต่งส่วนประกอบ: Ensure adjustment pins are fully disengaged before attempting to move components. Clean and lubricate adjustment mechanisms if they are stiff.

For persistent issues or problems not covered here, contact customer support.

7. ข้อมูลจำเพาะ

8. ข้อมูลการรับประกัน

The Body-Solid GCEC-STK Pro Select Leg Extension and Curl เครื่องมาพร้อมกับ การรับประกันแบบจำกัดตลอดอายุการใช้งาน. For specific details regarding coverage, terms, and conditions, please refer to the official warranty documentation provided with your product or contact Body-Solid customer service.

9. การสนับสนุนลูกค้า

For further assistance, parts, or service inquiries, please contact Body-Solid customer support through their official website or the contact information provided in your product packaging. When contacting support, please have your model number (GCEC-STK) and proof of purchase readily available.