1.製品オーバーview
This document provides instructions for the installation, operation, and maintenance of the Technical Precision replacement light bulb, designed for use with Bowens REFLECTA MB300 studio lighting equipment. This bulb is a direct replacement and is not manufactured by Bowens.

Image 1.1: The Technical Precision replacement light bulb, featuring a clear glass envelope and two metal pins for connection.
2. 安全情報
- Always disconnect power to the lighting fixture before attempting to install or replace the bulb.
- Allow the old bulb to cool completely before removal to prevent burns.
- Handle the new bulb by its base or ceramic part, avoiding direct contact with the glass envelope. Oils from skin can reduce bulb life.
- 電球の容量を確認するtageとwattage match the requirements of your Bowens REFLECTA MB300 fixture.
- 古い電球は地域の規制に従って廃棄してください。
3. セットアップとインストール
Follow these steps to safely install your new replacement light bulb:
- 電源切断: Ensure the Bowens REFLECTA MB300 lighting unit is turned off and unplugged from the power source.
- クールダウン: If replacing an existing bulb, wait for it to cool down completely.
- 古い電球を取り外す: Carefully grasp the old bulb by its base and gently pull it straight out from the socket. Avoid twisting if the socket is a push-in type.
- 新しい電球を挿入します: Align the two pins of the new Technical Precision bulb with the corresponding holes in the fixture's socket. Gently push the bulb straight into the socket until it is firmly seated. Do not force it.
- 電源を再接続します: Once the bulb is securely installed, plug the lighting unit back into the power source.
- テスト: Turn on the lighting unit to confirm the new bulb is functioning correctly.

画像3.1: クローズアップ view of the bulb's G4 base, showing the two pins that insert into the fixture's socket.
4. 操作手順
Once installed, the Technical Precision replacement bulb operates identically to the original bulb in your Bowens REFLECTA MB300 unit. Simply use the power controls on your lighting fixture to turn the light on and off as needed.
- Avoid frequent on/off cycling, which can reduce bulb lifespan.
- Ensure adequate ventilation around the lighting fixture during operation to prevent overheating.
5. メンテナンス
Minimal maintenance is required for this light bulb. Follow these guidelines to ensure optimal performance and longevity:
- クリーニング: If the glass envelope becomes dusty or smudged, ensure the bulb is cool and the power is disconnected. Gently wipe the glass with a clean, lint-free cloth. Avoid using abrasive cleaners or liquids.
- 検査: Periodically inspect the bulb for any signs of damage or discoloration. Replace immediately if damage is observed.
- 交換: The average life of this bulb is approximately 100 hours. Replace the bulb when its light output diminishes significantly or it ceases to function.
6。 トラブルシューティング
If the bulb does not light up after installation, consider the following:
- 電源なし: Verify that the lighting fixture is properly plugged in and receiving power. Check the power switch and any circuit breakers.
- 不適切な取り付け: Ensure the bulb is fully and correctly seated in the socket. Gently remove and reinsert it, ensuring the pins are aligned.
- Damaged Bulb: Inspect the bulb for any visible damage, such as a broken filament or cracked glass. If damaged, replace the bulb.
- Fixture Issue: If multiple bulbs fail to light in the same fixture, the issue might be with the fixture itself or its wiring. Consult a qualified technician.
7. 仕様
Key technical specifications for the Technical Precision Replacement Light Bulb:
| ブランド | 技術的精度 |
| モデル名 | REFLECTA MB300 (Replacement) |
| ライトタイプ | 白熱灯 |
| ワットtage | 20ワット |
| 巻tage | 6ボルト |
| 電球ベース | G4 |
| 電球の形状サイズ | T3 |
| 色温度 | 3200ケルビン |
| 平均寿命 | 100時間 |
| 材料 | ガラス |
| 含まれるコンポーネント | Replacement Part (1 unit) |
8. 保証とサポート
For information regarding returns or product support, please refer to the retailer's return policy or contact Technical Precision directly. This product is a replacement part and its warranty terms may differ from the original equipment manufacturer.
さらに詳しいサポートについては、 Technical Precision Store.