FEIERDUN 4-in-1 Adjustable Leg Extension Curl Manuale dell'utente della macchina
Model: 4-in-1 Adjustable Leg Extension Curl Macchina
1. Introduzione
This manual provides detailed instructions for the assembly, operation, and maintenance of your FEIERDUN 4-in-1 Adjustable Leg Extension Curl Machine. This equipment is designed to facilitate various lower body workouts, including leg extensions, leg curls, hip thrusts, and calf raises, with a robust capacity of up to 700 lbs. Please read this manual thoroughly before use to ensure safe and effective training.
2. Informazioni sulla sicurezza
- Consultare un medico prima di iniziare qualsiasi nuovo programma di esercizi.
- Prima di ogni utilizzo, assicurarsi che tutti i bulloni e i dadi siano ben serrati.
- Non superare la capacità di peso massima di 700 libbre.
- Tenere i bambini e gli animali domestici lontani dall'apparecchiatura durante il funzionamento.
- Utilizzare la macchina su una superficie stabile e piana.
- Indossare calzature e abbigliamento sportivo adeguati.
- Interrompere immediatamente l'attività fisica se si avverte dolore, vertigini o fastidio.
- Eseguire un riscaldamento prima e un defaticamento dopo ogni sessione di allenamento.
3. Contenuto della confezione
Verificare che tutti i componenti siano presenti prima di iniziare il montaggio:
- Estensione della gamba e Curl Telaio della macchina
- Manuale di istruzioni
- Tutto l'hardware necessario per il montaggio
- 160 lbs Weight Plate Set (2 x 10 lbs, 2 x 25 lbs, 2 x 45 lbs) - Note: Weight plates and machine may arrive in separate packages.
4. Istruzioni di montaggio
The FEIERDUN Leg Extension Curl Machine is designed for straightforward assembly. Clear instructions and an assembly video are provided to assist you. Assembly typically takes less than 40 minutes.
Fasi di assemblaggio:
- Disimballare tutti i componenti e verificarli rispetto all'elenco del contenuto della confezione.
- Follow the step-by-step diagrams and instructions provided in the included manual.
- Utilize the provided tools for tightening all bolts and nuts securely.
- Ensure all adjustable parts move freely and lock into position correctly after assembly.
Video di montaggio:
Per una guida visiva, fare riferimento al video ufficiale di installazione:
This video provides a detailed, step-by-step guide for assembling your FEIERDUN Leg Extension Curl Macchina.
Visual Aid for Assembly:

This image illustrates the simplified installation process, highlighting the key stages di montaggio.
5 Caratteristiche
- Design versatile 4 in 1: Seamlessly switch between leg extension, leg curl, hip thrust, and calf raise exercises.
- Costruzione robusta: Made from commercial-grade alloy steel, capable of bearing up to 700 lbs for high-intensity training. Features non-slip pads for enhanced stability.
- Imbottitura confortevole: Ergonomically curved seat cushion and thick foam rolls provide maximum comfort and support, fitting natural leg movements.
- Excellent Adjustability: Multiple adjustment points for seat (3 positions), backrest (8 positions), leg hold-on (8 positions), and leg pad (21 positions) to accommodate various user heights and training needs.
- Weight Plate Compatibility: Equipped with an Olympic adapter to fit both 1-inch and 2-inch weight plates. High-quality spring clips secure plates during workouts.
- Design salvaspazio: Compact dimensions (33 x 34 x 38.5 inches) make it suitable for home gyms. Includes a plate storage bar for organization and added stability.
In evidenza:

This image demonstrates the machine's versatility, allowing for multiple lower body exercises.

Detail of the leg holder, illustrating its quick adjustment for different exercises without disassembly.

This image emphasizes the machine's heavy-duty construction and high weight capacity for stable workouts.

This image showcases the comfortable, skin-friendly, breathable, and sweat-proof padding, along with the silent and durable transport wheels.
6. Funzionamento e utilizzo
The FEIERDUN 4-in-1 machine allows for a variety of lower body exercises. Always ensure the machine is properly adjusted for your body and the specific exercise before starting.
Funzionamento generale:
- Select the desired exercise (leg extension, leg curl, hip thrust, or calf raise).
- Adjust the seat, backrest, leg hold-on, and leg pad positions to fit your body comfortably and ensure proper form. (Refer to Section 7: Adjustments).
- Load appropriate weight plates onto the weight post, securing them with the spring clips.
- Perform the exercise with controlled movements, focusing on muscle contraction and full range of motion.
- Do not use momentum to lift weights; maintain strict form.
Esercizio Esamples:
This video demonstrates various exercises that can be performed with the adjustable leg extension curl machine to strengthen the lower body.
A short demonstration highlighting the compact design and versatility of the 4-in-1 leg extension and curl machine for home gyms.
7. Regolazioni
The machine offers extensive adjustability to ensure a proper fit and optimal exercise mechanics for users of varying heights and preferences.
Adjustment Points:
- Posto a sedere: 3-position adjustment to modify the distance from the backrest.
- Schienale: 8-position adjustment for angle and support.
- Leg Hold-on: 8-position adjustment to secure your thighs during leg extensions and curls.
- Leg Pad: 21-position adjustment for the roller pad, ensuring it rests comfortably on your shins or behind your ankles.
- 360° Auto Adjustment: The main pivot point allows for smooth transitions between leg extension and leg curl movimenti.

This diagram highlights the various adjustment points for customizing the machine to your body and exercise needs.
8. Manutenzione
Regular maintenance will prolong the life of your FEIERDUN Leg Extension Curl Machine and ensure safe operation.
- Pulizia: Pulisci la macchina con adamp Dopo ogni utilizzo, pulire con un panno per rimuovere sudore e polvere. Evitare detergenti abrasivi.
- Ispezione: Controllare periodicamente che tutti i bulloni, i dadi e le parti mobili siano ben serrati e non presentino segni di usura. Serrare eventuali elementi di fissaggio allentati.
- Lubrificazione: Apply a small amount of silicone-based lubricant to pivot points and moving parts as needed to ensure smooth operation.
- Magazzinaggio: Conservare la macchina in un ambiente asciutto e pulito, lontano dalla luce solare diretta e da temperature estreme.
9. Risoluzione Dei Problemi
Se riscontri problemi con il tuo computer, consulta i seguenti suggerimenti comuni per la risoluzione dei problemi:
- Rumori stridenti: Check for loose bolts and lubricate moving parts.
- Funzionamento instabile: Ensure the machine is on a level surface and all feet are making firm contact. Verify all assembly bolts are tightened.
- Difficoltà di regolazione: Check for any obstructions or debris in the adjustment mechanisms. Apply lubricant if movement is stiff.
- Parti mancanti: Se al momento della consegna risultassero mancanti dei pezzi, contattare immediatamente l'assistenza clienti.
10. Specifiche
| Attributo | Specificazione |
|---|---|
| Marca | FEIERDUN |
| Nome del modello | 4-in-1 Adjustable Leg Extension Curl Macchina |
| Materiale | Acciaio legato |
| Maximum Tension Level | 700 libbre |
| Numero di articoli | 1 (machine) |
| Dimensioni (L x P x A) | 33 x 34 x 38.5 pollici (circa) |
| Componenti inclusi | Instruction, Hardwares, Leg Extension and Curl Macchina |

This image illustrates the compact design, making it suitable for various home gym spaces.
11. Garanzia e supporto
Your FEIERDUN 4-in-1 Adjustable Leg Extension Curl La macchina è dotata di un Garanzia di 1 anno.
For any product damage, missing parts, or other issues, please contact FEIERDUN customer support. We aim to respond within 12-24 hours to assist you.
For further assistance, please visit the official FEIERDUN store: FEIERDUN Store on Amazon