1. はじめに
This manual provides instructions for the proper installation and maintenance of the FUSHIPRO PW909104K Replacement O-Ring Kit. This kit is designed to address water leakage issues in high-pressure water pipes of compatible AR Blue Clean pressure washers by replacing worn or damaged O-rings. Please read these instructions carefully before proceeding with installation.
2. パッケージ内容
The FUSHIPRO PW909104K O-Ring Kit includes the following components:
- Two sets of O-rings, each containing 50 O-rings, totaling 100 O-rings. These sets are designed for different water quality choices (e.g., conventional water, hard water).
- Auxiliary tools for O-ring installation and disassembly.

画像2.1: 以上view of the FUSHIPRO PW909104K O-Ring Kit, showing various sizes and colors of O-rings, along with packaging.

画像2.2: 詳細 view of the O-ring types included, specifying sizes and quantities for different applications like hose to pressure washer gun, wand bayonet foamer/soap bottle, and M22 to hose connections. It also shows two distinct O-ring kits, one for conventional water (BUNA) and one for hard water (VMQ).

Image 2.3: Auxiliary tools provided in the kit, including pry tools for pipeline supports, a tool for excavating old O-rings, and a brush for cleaning pipelines. These tools assist in the removal and installation process.
3. 互換性
This O-ring kit is compatible with the following AR Blue Clean pressure washer series:
- AR Blue Clean 383
- AR200
- AR300
- AR500
The kit is designed to fit various accessories including the hose to trigger gun, foam cannon/bayonet wand, and M22 hose connections.

Image 3.1: Diagram illustrating the specific O-ring sizes and their corresponding applications within AR Blue Clean pressure washer components, such as hose to pressure washer gun, wand bayonet foamer/soap bottle, and M22 to hose connections. It also lists compatible models: AR200, AR300, AR500.
4. インストールとセットアップ
Follow these steps to replace O-rings in your pressure washer components:
- Identify the Leaking Connection: Locate the specific connection point on your pressure washer or accessories where water leakage is occurring.
- 電源と水道を切断する: Ensure the pressure washer is turned off and unplugged. Disconnect the water supply to prevent accidental activation.
- 減圧システム: If applicable, squeeze the trigger gun to release any residual pressure in the system.
- Access the O-ring: Carefully disassemble the connection point. You may need to use the provided auxiliary tools (e.g., the O-ring excavation tool) to remove the old O-ring.
- 古いOリングを取り外す: Use the O-ring excavation tool to gently pry out the old, worn, or damaged O-ring from its groove.
- 溝を掃除する: Use the provided cleaning brush to remove any debris, dirt, or residue from the O-ring groove. A clean groove ensures a proper seal.
- Select the Correct Replacement O-ring: Refer to the compatibility diagram (Image 3.1) and the O-ring sets (Image 2.2) to select the appropriate size and type of O-ring for your specific connection and water quality.
- 新しいOリングを取り付けます。 Carefully place the new O-ring into the clean groove. Ensure it sits flush and is not twisted or pinched.
- コンポーネントの再組み立て: Reassemble the connection point, ensuring all parts are securely fastened.
- 漏れのテスト: Reconnect the water supply and power. Turn on the pressure washer and check for any leaks at the newly sealed connection.
注記: The kit includes O-rings for different water qualities (conventional and hard water). Choose the appropriate set based on your local water conditions for optimal performance and longevity.
5. メンテナンス
Proper maintenance of your O-rings can extend their lifespan and prevent leaks.
- 定期点検: Periodically inspect O-rings for signs of wear, cracking, or deterioration. Replace them promptly if any damage is observed.
- クリーニング: Keep O-ring grooves and mating surfaces clean from dirt and debris.
- ストレージ: Store unused O-rings in a cool, dry place away from direct sunlight and harsh chemicals.
Mold Release Agent Information

Image 5.1: Close-up of O-rings showing a white powdery residue, which is a mold release agent. This agent is a functional substance used during manufacturing to smoothly remove rubber products from the mold, ensuring surface quality and integrity. It does not affect the O-ring's performance and does not require cleaning before use.
Some O-rings may have a white powdery residue. This is a mold release agent, a functional substance used during the manufacturing process to facilitate the smooth removal of rubber products from their molds. It ensures the surface quality and integrity of the O-ring. This residue does not affect the O-ring's performance or lifespan and does not require cleaning before use.
6。 トラブルシューティング
If you experience continued leakage after replacing O-rings, consider the following:
- Incorrect O-ring Size: Double-check that you have selected the correct O-ring size and type for the specific connection point. Refer to the compatibility diagrams.
- 不適切な取り付け: Ensure the O-ring is seated correctly in its groove, without twisting or pinching.
- Damaged Groove or Mating Surface: Inspect the O-ring groove and the corresponding mating surface for any damage, cracks, or deformities that might prevent a proper seal.
- デブリ: Even small particles of dirt or debris can compromise a seal. Ensure all surfaces are thoroughly clean before installation.
- Pressure Washer Component Issue: If leaks persist, the issue might be with another component of the pressure washer itself, not just the O-ring.
7. 仕様
| 特徴 | 詳細 |
|---|---|
| モデル番号 | PW909104K O Ring Kit |
| ブランド | FUSHIPRO |
| ユニット数 | 100 O-rings (2 sets of 50) |
| 互換性 | AR Blue Clean 383, AR200, AR300, AR500 Pressure Washers |
| パッケージ寸法 | 4.33 x 2.36 x 0.55インチ |
| アイテム重量 | 1.45オンス |
| メーカー | FUSHIPRO |
8. Safety Warnings and Tips

Image 8.1: A comprehensive list of safety warnings and operational tips for using a pressure washer. These guidelines cover general safety, personal injury prevention, chemical handling, electrical safety, and proper storage.
When working with pressure washers and their components, always prioritize safety. The following are general safety guidelines for pressure washer use, which are relevant when performing maintenance or repairs:
- 警告: 本製品をご使用の際は、以下のような基本的な注意事項を必ず守ってください。
- 製品を使用する前にすべての説明書をお読みください。
- 製品を停止し、圧力を素早く抜く方法を知ってください。コントロールに十分精通してください。
- 作業エリアに人が近づかないようにしてください。
- 手を伸ばしすぎたり、不安定な支えの上に立ったりしないでください。常に足場をしっかり保ち、バランスを保ちましょう。
- マニュアルに指定されているメンテナンス手順に従ってください。
- To avoid personal injury and/or damage to property and to maximize your power washing experience, carefully follow all of the safety tips, instructions, warnings and safeguards and become familiar with all of the controls.
- このパワーウォッシャーは、CSAおよびその他の安全および消費者基準に準拠しています。 パワーウォッシャーのいかなる部分も変更または再構築しないでください。
- アルコールや薬物の影響下にある場合は、強力洗浄機を使用しないでください。 この電動工具は注意して、注意を払って使用してください。
- パワーウォッシャーを使用しながら、バランスと足場に注意してください。 表面は濡れると滑りやすくなり、洗剤やクリーナーを使用するとさらに滑りやすくなります。
- パワーウォッシャーを素足、サンダル、つま先の開いた靴で操作しないでください。
- 高圧洗浄機を子供の近くで使用する場合は、怪我をしないよう必ず大人がしっかりと監視してください。絶対に子供に高圧洗浄機を使用させないでください。
- Keep fingers, hands, feet and any part of your body clear of the stream of high pressure water. The powerful spray can cause blindness or injuries. It can break a window if you are too close when you pull the trigger on the spray gun.
- パワーウォッシャーを操作するときは、目の怪我を防ぐために、常に目の保護具を着用してください。
- To avoid mishaps or injury, Always use the trigger safety lock when not using the power washer even if the spraying stops for a moment.
- パワーウォッシャーには漏電遮断器(GFCI)が装備されており、ユニット使用中の感電の可能性を大幅に低減します。 プラグまたはコードの交換が必要な場合は、同一の交換部品のみを使用してください。
- Point the spray gun in a safe direction when using the power washer.
- 人、動物、電気機器、またはユニット自体に直接スプレーしないでください。
- When first using the spray gun, hold the spray gun and lance with two hands when pulling the trigger (one hand to pull the trigger and the other to stabilize the gun assembly) until you get used to the "kickback" from the spray gun.
- 電源スイッチを押して電源ウォッシャーをオフにすると、システム内に水圧が残る場合があります。 圧力を放出するには、スプレーガンを安全な方向に向け、トリガーを引きます。
- 可燃性の液体は絶対にスプレーしないでください。
- 可燃性のほこり、液体、または蒸気が含まれる場所では、パワーウォッシャーを使用しないでください。
- 圧力ホースが鋭利な物体と接触しないようにし、定期的にホースを点検してください。損傷している場合は交換してください。高圧がかかっているため、切断または損傷した場合は修復できません。
- Only use detergent specifically formulated for power washers and follow instructions on the detergent's label. Dish or laundry soap is too thick and will clog the nozzle of your detergent bottle.
- 目、肺、皮膚を洗剤にさらされないように保護してください。
- Warning - if connection is made to a potable water system, the system should be protected against backflow.
Caution: Freezing Weather
凍結条件下でユニット内の水が膨張するのを防ぐため、電動洗浄機は屋内に保管してください。 水が凍結して膨張すると、電動洗濯機が損傷し、使用できなくなります。 または、屋外に保管する場合は、ポンプを保護するためにポンプセーバー (別売り) を使用することをお勧めします。
追加のヒント
- Always turn the water supply "on" before turning the power washer power to "on". Running the pump dry will cause damage to the internal components.
- Do not use a water supply to your power washer that exceeds 150 PSI maximum.
- Disconnect the high pressure hose from the power washer while the system is pressurized.
- Never permanently engage the trigger mechanism on the spray gun.
- すべてのコンポーネントが適切かつ安全に接続されていない限り、パワーウォッシャーを操作しないでください。
- Never allow the power washer pump to run for more than one minute after you have turned off the water supply. This can cause the motor and pump to overheat and fail.
- Never use lances or other parts that are not compatible for this specific ECHO Bear Cat unit.
- 延長電源コードはGFCIの効果を損ない、オペレーターを感電死させる可能性が高くなるため、絶対に使用しないでください。
- コンセントにパワーウォッシャーをスプレーしないでください。
- 使用する前に電源コードを点検してください。 破損している場合は使用しないでください。
- パワーウォッシャーと一緒にお湯を使用しないでください。 高圧ポンプが過熱して損傷します。
- Never leave the power washer unattended while it is powered "on".
9. サポート
For further assistance or inquiries regarding the FUSHIPRO PW909104K O-Ring Kit, please refer to the manufacturer's official website or contact their customer support channels. Ensure you have your product model number (PW909104K) available when seeking support.