Bubuka
Thank you for choosing the ProtoArc Ergonomic Office Chair EC100. This manual provides detailed instructions for the assembly, operation, maintenance, and troubleshooting of your new office chair. Please read this manual thoroughly before assembly and use to ensure proper function and longevity of the product. Retain this manual for future reference.

Image: The ProtoArc Ergonomic Office Chair EC100, showcasing its sleek black design and ergonomic features.
Émbaran Kasalametan
Pikeun mastikeun operasi anu aman sareng nyegah karusakan, punten perhatikeun pedoman kaamanan ieu:
- Kapasitas beurat maksimum: Ulah ngaleuwihan kapasitas beurat maksimum tina 260 lbs (118 kg). Overloading the chair can lead to instability and potential injury.
- Majelis anu leres: Ensure the chair is properly assembled according to the instructions provided in this manual. Incorrect assembly can compromise the chair's stability and safety.
- Surface Stabil: Always use the chair on a flat, stable, and level surface to prevent tipping.
- Inspeksi rutin: Périodik pariksa sagala bolts, screws, sarta sambungan pikeun mastikeun aranjeunna kedap. Retighten sakumaha perlu.
- Ulah Nangtung dina Korsi: Ulah nangtung dina korsi atawa make eta salaku stool hambalan.
- Barudak jeung Pets: Jauhkeun barudak sareng piaraan tina korsi nalika ngarakit. Ulah ngantep barudak ulin di luhur atanapi di sakitar korsi tanpa diawasi.
- Pindah Kursi: Lamun mindahkeun korsi, angkat eta tinimbang nyered eta pikeun nyegah karuksakan kana dasar atawa lantai.
Eusi pakét
Before beginning assembly, please verify that all components are present and undamaged. If any parts are missing or damaged, contact customer support immediately.
- Sandaran Kursi
- Majelis Cushion korsi
- Sandaran leungeun (2)
- Dasar Korsi (5 béntang)
- Karéta (5)
- Silinder Angkat Gas
- Mékanisme Plate
- Headrest
- Pakakas Keras (sekrup, ring, konci Allen)
- Manual pangguna (dokumén ieu)
Parentah Majelis
Assembly typically takes approximately 20 minutes. All necessary tools and hardware are included in the package. Follow these steps carefully:
- Gantelkeun Casters ka Base: Selapkeun unggal lima casters kana liang dina tungtung unggal leg tina dasar korsi. Nyorong pageuh dugi aranjeunna klik kana tempatna.

Image: The chair's five-star base with casters attached, ready for the gas lift cylinder.
- Selapkeun Angkat Gas: Pasangkeun tabung pengangkat gas kana liang tengah dasar korsi anu parantos dirakit. Pastikeun éta dipasang kalayan pageuh.
- Pasangkeun Pelat Mékanisme kana Korsi: Sejajarkeun pelat mékanisme sareng liang anu tos dibor di handapeun bantal korsi. Amankeun nganggo sekrup sareng konci Allen anu disayogikeun. Pastikeun bagian payun mékanisme nyanghareup ka payun korsi.
- Pasangkeun Sandaran Leungeun kana Korsi: Secure the armrests to the sides of the seat cushion using the designated screws. Ensure they are oriented correctly (left and right).
- Pasangkeun Sandaran kana Korsi: Connect the backrest to the seat cushion assembly. Secure it with the provided screws.
- Pasang Headrest: Slide the headrest into the top slot of the backrest. It should click into place or be secured with a screw, depending on the design.
- Sambungkeun Korsi ka Lift Gas: Sacara ati-ati tempatkeun korsi sareng sandaran anu parantos dipasang kana silinder pengangkat gas, pastikeun liang tengah pelat mékanisme sajajar sareng luhur pengangkat gas. Pencét pageuh pikeun ngamankeunana.

Image: An illustration showing the fully assembled ProtoArc EC100 chair, highlighting its overall structure and key components.
Parentah Operasi
The ProtoArc EC100 chair offers multiple adjustment features to customize your seating experience for optimal comfort and ergonomic support.
1. Korsi Jangkungna adjustment
To adjust the seat height, locate the lever on the right side beneath the seat. Pull the lever upwards while seated to lower the seat, or pull the lever upwards while standing to raise the seat. Release the lever at your desired height. The SGS-certified gas cylinder allows for a 3.9-inch adjustment range, accommodating users from approximately 5.3ft to 6.5ft.
2. Recline Function and Locking
The chair features a two-mode locking tilt mechanism, allowing recline angles from 90 to 130 degrees. To recline, pull the recline lever (typically on the left side) outwards and lean back. To lock the recline position, push the lever inwards at your desired angle. The chair supports two primary locked positions: fully upright (90°) and fully reclined (130°).
3. Headrest adjustable
The headrest can be adjusted both vertically and rotationally to provide optimal neck and head support.
- adjustment nangtung: Gently pull the headrest up or push it down to adjust its height by up to 2.75 inches.
- Rotational Adjustment: Tilt the headrest forward or backward to find the most comfortable angle. It rotates up to 60 degrees.

Gambar: A close-up view illustrating the 2.7-inch vertical and 60-degree rotational adjustment capabilities of the headrest.
4. Pangaluyuan Sandaran Leungeun
The 2D armrests can be adjusted vertically by 3.5 inches to suit various working positions and desk heights. To adjust, locate the button or lever on the side of each armrest, press it, and slide the armrest up or down. Release the button/lever to lock it in place.
5. Lumbar Support
The chair features a broad curved lumbar support designed to conform to the natural curve of your spine, promoting healthy posture. This support is integrated into the backrest design.

Image: A visual representation of the broad curved lumbar support, highlighting how it cradles the lower back for ergonomic comfort.
Pangropéa
Regular maintenance will help prolong the life and appearance of your ProtoArc EC100 chair.
- Cleaning Mesh and Fabric: Pikeun beberesih umum, anggo lawon lemesampened with mild soap and water. Gently wipe the mesh backrest and fabric seat cushion. Avoid abrasive cleaners or harsh chemicals, as they can damage the material. Allow to air dry completely.
- Ngabersihkeun Bagian Plastik sareng Logam: Wipe plastic and metal components with a soft, damp lawon. Garing tuntas.
- Pangropéa Caster: Periodically check the casters for accumulated hair or debris. Clean them as needed to ensure smooth rolling.
- Pariksa Hardware: Every 3-6 months, inspect all screws and bolts to ensure they are tight. Retighten any loose fasteners to maintain stability and safety.
- Hindarkeun sinar panonpoé langsung: Prolonged exposure to direct sunlight can cause fading and degradation of materials. Position the chair away from direct sunlight when possible.
Pamérésan masalah
If you encounter any issues with your ProtoArc EC100 chair, refer to the following common problems and solutions:
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Korsi goyah atawa karasa teu stabil. | screws leupas atawa assembly henteu rata. | Check all assembly screws and bolts, and tighten them securely. Ensure the chair is on a flat surface. |
| Korsi teu nyaluyukeun jangkungna. | Tabung gas lift teu jalan atawa tuasna teu nyambung. | Ensure the height adjustment lever is fully engaged. If the issue persists, the gas lift cylinder may need replacement. Contact customer support. |
| Casters teu gulung mulus. | Runtah (buuk, lawon) nyangkut dina roda. | Balikkeun korsi teras ati-ati miceun kokotor tina roda roda. |
| Backrest henteu ngagolér atanapi ngonci. | Mékanisme Recline macet atanapi tuas teu aktip. | Ensure the recline lever is fully engaged and disengaged as needed. Check for any obstructions under the seat mechanism. |
If these solutions do not resolve the issue, please contact ProtoArc customer support for further assistance.
spésifikasi
| Fitur | Rincian |
|---|---|
| merek | ProtoArc |
| Ngaran modél | EC100 |
| Warna | Hideung |
| Ukuran produk (D x W x H) | 20 "D x 20" W x 44" H |
| Rekomendasi beurat maksimum | 260 Pon (118 kg) |
| Koréksi Jangkungna Jangkungna | 3.9 Inches (SGS-certified gas cylinder) |
| Adjustment Headrest | 2.75 inches vertical, 60° rotational |
| Pangaturan panangan | 3.5 inches vertical (2D) |
| Posisi Reclining | 2 positions (90° and 130° lockable tilt) |
| Bahan Bantalan Korsi | High-density sponge with spring cushion design |
| Bahan Sandaran | Premium elastic mesh |
| Item Beurat | 37.4 pon (17 kg) |
| Tés durability | Endured 100,000+ extreme tests (e.g., 300,000 full chair tilt, 120,000 backrest durability) |

Image: A diagram illustrating the key dimensions of the ProtoArc EC100 chair, including height, width, and depth.

Image: An infographic detailing the extensive durability tests the ProtoArc EC100 chair has undergone, including tilt, backrest, armrest, caster, gas lift, and seat durability tests.
Garansi sareng Rojongan
ProtoArc stands behind the quality of its products. For specific warranty details, please refer to the warranty card included with your purchase or visit the official ProtoArc websitus.
Rojongan Palanggan: If you have any questions, require assistance with assembly, or need to report a missing/damaged part, please contact ProtoArc customer support. Have your model number (EC100) and purchase information ready when contacting support.
For the most up-to-date contact information, please visit the Toko ProtoArc di Amazon.





