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The Master Lock Keyed Padlock, Model 4140-2341, is designed for indoor and outdoor security applications. It features a durable brass body and a hardened steel shackle, providing resistance against cutting and the elements. The 4-pin tumbler cylinder offers pick resistance, enhancing security for your belongings.
This padlock is ideal for securing cabinets, lockers, gates, fences, and other items requiring reliable protection.

รูปที่ 1: ด้านหน้า view of the Master Lock Keyed Padlock, Model 4140-2341, showcasing its brass body and steel shackle.
การตั้งค่า
Your Master Lock padlock comes ready for immediate use. No assembly is required.
- ตรวจสอบแม่กุญแจ: Before first use, visually inspect the padlock and keys for any signs of damage or manufacturing defects.
- การระบุคีย์: Each padlock is supplied with two keys. These keys are unique to your padlock (unless purchased as a keyed-alike set). Keep one key in a safe, accessible location and the other as a spare.
- การทดสอบเบื้องต้น: Insert a key into the keyway and turn it to ensure the shackle opens and closes smoothly.
คำแนะนำการใช้งาน
Operating your Master Lock keyed padlock is straightforward:
- การปลดล็อค:
- Insert the key fully into the keyway at the bottom of the padlock.
- Turn the key clockwise (typically a quarter turn) until the shackle springs open.
- Remove the key. The shackle will remain open.
- ล็อค:
- Close the shackle by pushing it down firmly into the padlock body until it clicks into place.
- Ensure the shackle is fully seated and cannot be pulled open without the key.
- The padlock is now locked. The key is not required to lock the padlock.

รูปที่ 2: Example applications for the Master Lock padlock, including securing cabinets, sheds, and gates.
การซ่อมบำรุง
Proper maintenance will ensure the longevity and smooth operation of your Master Lock padlock:
- การหล่อลื่น: Periodically (e.g., every 6-12 months, or more frequently in harsh environments), apply a small amount of graphite lubricant or a silicone-based lubricant into the keyway and around the shackle mechanism. Avoid oil-based lubricants as they can attract dirt.
- การทำความสะอาด: Wipe the padlock body with a clean, dry cloth to remove dirt and grime. For brass components, a mild brass cleaner can be used sparingly, followed by a thorough wipe.
- การดูแลที่สำคัญ: Do not force the key if it feels stiff. Ensure the key is fully inserted and aligned before turning. Avoid using bent or damaged keys.
- พื้นที่จัดเก็บ: When not in use, store the padlock in a dry environment to prevent moisture buildup, especially if used outdoors.
การแก้ไขปัญหา
| ปัญหา | สาเหตุที่เป็นไปได้ | สารละลาย |
|---|---|---|
| กุญแจแข็งหรือหมุนยาก | Dirt or corrosion in the keyway; lack of lubrication; bent key. | Apply graphite or silicone lubricant into the keyway. Ensure the key is straight and undamaged. Do not force the key. |
| Shackle does not open when unlocked. | Mechanism stuck due to dirt or corrosion; shackle bent. | Apply lubricant to the shackle entry points and keyway. Gently tap the padlock body. If shackle is bent, the padlock may need replacement. |
| Shackle does not close or lock properly. | Obstruction in the shackle holes; mechanism issue. | Check for debris in the shackle holes. Apply lubricant. Ensure the shackle is aligned correctly when pushing down. |
ข้อมูลจำเพาะ
Detailed specifications for the Master Lock Keyed Padlock, Model 4140-2341:
- หมายเลขรุ่น: 4140-2341
- วัสดุตัวเครื่อง: ทองเหลือง
- วัสดุกุญแจมือ: เหล็กกล้าชุบแข็ง
- ชนิดล็อค : กุญแจล็อค
- ประเภทคีย์: Keyed Alike (if specified, otherwise unique)
- จำนวนพิน: 4-pin tumbler cylinder
- คำแนะนำการใช้: ในร่ม/กลางแจ้ง
- ส่วนประกอบที่รวมอยู่: 1 Padlock, 2 Keys

รูปที่ 3: Dimensional diagram of the Master Lock padlock. Overall dimensions (HxWxD) are approximately 6 x 4 x 1.3 cm. Shackle dimensions (AxBxC) are approximately 0.6 x 2.1 x 2 cm.
| มิติ | การวัด |
|---|---|
| Padlock Body Height | 2 7/64 in (approx. 5.3 cm) |
| Padlock Body Width | 1 1/2 in (approx. 3.8 cm) |
| Padlock Body Thickness | 1/2 in (approx. 1.3 cm) |
| เส้นผ่านศูนย์กลางของห่วง | 1/4 in (approx. 0.6 cm) |
| Shackle Height (vertical clearance) | 13/16 in (approx. 2.1 cm) |
| Shackle Width (horizontal clearance) | 13/16 in (approx. 2.1 cm) |
| น้ำหนักสินค้า | 0.12 กิโลกรัม (ประมาณ 4.2 ออนซ์) |
การรับประกันและการสนับสนุน
This Master Lock padlock is backed by a การรับประกันแบบจำกัดตลอดอายุการใช้งาน. This warranty covers defects in material and workmanship for the life of the product under normal use.
For warranty claims, technical support, or further assistance, please contact Master Lock customer service. Refer to the official Master Lock webเว็บไซต์สำหรับข้อมูลการติดต่อล่าสุด

รูปที่ 4: Master Lock padlock highlighting the hardened shackle and Limited Lifetime Warranty.
แหล่งข้อมูลออนไลน์: For additional product information, FAQs, and support, visit the official Master Lock webเว็บไซต์: www.masterlock.com