Copeland 密閉型コンプレッサー CR35K6E-TF5-875 ユーザーマニュアル

1. はじめに

This manual provides essential information for the safe and efficient installation, operation, and maintenance of your Copeland Hermetic Compressor, Model CR35K6E-TF5-875. This compressor is designed for use in various refrigeration and air conditioning applications, including packaged systems, geothermal, and heat pump applications. Please read this manual thoroughly before attempting any procedures to ensure proper handling and to prevent potential hazards.

The Copeland CR series compressors are known for their efficiency, durability, and reliability in systems requiring a wide range of evaporative capacity.

2. 安全情報

警告： Installation, service, and maintenance of this compressor must be performed by qualified and experienced personnel only. Failure to comply with safety instructions can result in serious injury, death, or property damage.

• ユニットを保守する前に、必ず電源を切断してください。
• 安全メガネや手袋などの適切な個人用保護具 (PPE) を着用してください。
• Handle refrigerants with care. Refer to local regulations for proper handling and disposal.
• 冷媒を扱うときは適切な換気を行ってください。
• Do not operate the compressor if any components are damaged.
• This compressor operates at high voltage (208/230V, 3 Phase). Exercise extreme caution.

図1: 前面 view of the Copeland Hermetic Compressor CR35K6E-TF5-875. This image shows the main body of the compressor, electrical connection box, and refrigerant line connections.

3. 仕様

図2：側面 view of the Copeland Hermetic Compressor CR35K6E-TF5-875, showing the lower refrigerant line connections and mounting feet.

4. セットアップとインストール

Installation of the Copeland Hermetic Compressor requires specialized knowledge and tools. It is strongly recommended that installation be performed by a certified HVAC technician.

4.1 インストール前のチェック

• Verify that the compressor model matches the system requirements (refrigerant type, voltage, capacity).
• Inspect the compressor for any shipping damage. Do not install if damage is present.
• Ensure the mounting surface is level and capable of supporting the compressor's weight.
• Confirm that the electrical supply matches the compressor's voltage and phase requirements (208/230V, 3 Phase).

4.2 取り付け

1. Position the compressor on the designated mounting base (7-1/2" x 7-1/2").
2. Secure the compressor using appropriate vibration isolation mounts to minimize noise and stress on refrigerant lines.

4.3 冷媒ラインの接続

• Connect the 3/4" suction line and 1/2" liquid line using proper brazing techniques.
• Ensure all connections are leak-free. Use nitrogen purge during brazing to prevent oxidation.
• システムを高真空（通常 500 ミクロン以下）まで排気して、非凝縮性ガスと水分を除去します。
• Charge the system with the correct type and amount of R22 refrigerant as specified by the system manufacturer.

4.4電気配線

• Connect the 208/230V, 3-phase power supply to the compressor's electrical terminals according to the wiring diagram provided with the system.
• すべての電気接続がしっかりと固定されていることを確認してください。
• Install appropriate overcurrent protection devices.
• Verify correct phase rotation for 3-phase compressors to ensure proper motor operation.

5. 操作手順

Once properly installed and charged, the compressor will operate as part of the overall refrigeration or air conditioning system. The following are general operating principles:

• The compressor is designed to cycle on and off based on the system's thermostat or control signals to maintain desired temperature.
• Ensure the system is adequately charged with R22 refrigerant. Low or high refrigerant levels can lead to inefficient operation or damage.
• Monitor system pressures and temperatures to ensure operation within design limits.
• コンプレッサーの寿命を縮める可能性があるので、頻繁な短時間のサイクリングは避けてください。

6. メンテナンス

Regular maintenance is crucial for the longevity and efficient operation of your Copeland compressor. All maintenance should be performed by qualified personnel.

6.1 Routine Checks (Monthly/Quarterly)

• 動作中に異常な音や振動がないか点検してください。
• Check for refrigerant leaks using an electronic leak detector.
• Monitor system pressures and temperatures.
• Inspect electrical connections for tightness and signs of overheating.

6.2年次メンテナンス

• Perform a comprehensive system check, including refrigerant charge verification.
• Clean the condenser and evaporator coils to ensure optimal heat transfer.
• Check the compressor oil level and condition if accessible and recommended by the system manufacturer.

7。 トラブルシューティング

このセクションでは、よくある問題に関する一般的なガイダンスを提供します。複雑な問題については、資格のある技術者にご相談ください。

7.1 コンプレッサーが始動しない

• 電源なし: Check circuit breakers, fuses, and electrical connections.
• Control Issue: Verify thermostat settings and control board signals.
• 過負荷保護: Compressor may be tripped on internal overload. Allow time to cool and reset. Investigate cause of overload (e.g., high head pressure, low voltage）。
• 配線ミス: Ensure correct 3-phase wiring and phase rotation.

7.2 Insufficient Cooling/Heating

• Low Refrigerant Charge: Check for leaks and recharge system.
• Dirty Coils: コンデンサーと蒸発器のコイルを清掃します。
• Airflow Restrictions: Check filters and ductwork.
• Compressor Malfunction: If compressor runs but does not pump effectively, it may indicate internal damage.

7.3 過度の騒音または振動

• 緩い取り付け: Check and tighten mounting bolts.
• Refrigerant Slugging: Ensure proper superheat and subcooling.
• Internal Compressor Issue: If noise persists, the compressor may require replacement.

8. 廃棄

When the compressor reaches the end of its service life, it must be disposed of in accordance with all local, state, and federal regulations. Refrigerants must be recovered by certified technicians before disposal. Do not vent refrigerants into the atmosphere.

9. 保証とサポート

Information regarding the specific warranty terms for the Copeland Hermetic Compressor CR35K6E-TF5-875 was not available in the provided product data. For warranty details and technical support, please contact your authorized Copeland distributor or the point of purchase. Ensure you have your model number (CR35K6E-TF5-875) and serial number ready when seeking support.

Figure 3: Seal indicating a genuine Copeland Compressor. Always ensure you are using authentic Copeland parts for optimal performance and reliability.