Description

ATG13251 ALTERNATOR 128271-77200 FOR YANMAR 2YM15 3JH3E 3JH4E 3YM20 3YM30 4JH3-CE

Key Specifications:

• Item Description: Alternator
• Unit Type: Aftermarket
• Clock: 10
• Amperage: 60A
• Fan Type: Internal
• Pulley Type: Solid
• Regulator: Internal
• Rotation: Clockwise (CW)
• Voltage: 12V

Applications:

This alternator is compatible with the following Yanmar marine engine models:

2YM15:

• 2YM15 (2004-On, 2-cylinder Diesel)

3JH Series:

• 3JH3E (All, 3-cylinder Diesel)
• 3JH4E (2003-On, 3-cylinder, 100ci, 1.64L)

3YM Series:

• 3YM20 (2004-On, 3-cylinder Diesel)
• 3YM30 (2004-On, 3-cylinder, 68ci, 1.116L)

4JH3-CE:

• 4JH3-CE (1994-2003, 4-cylinder Diesel)

4JH3E:

• 4JH3E (1994-2001, 4-cylinder Diesel)

Cross-Referenced Part Numbers:

• Lucas Electrical Europe: LRA03783
• Yanmar: 128271-77200

Product Features and Selling Points:

1. High Performance:
   • Delivers 60 amps at 12 volts, ensuring reliable power output for marine applications.
2. Durable Construction:
   • Built with high-quality materials to withstand harsh marine environments and provide long-lasting performance.
3. Precision Engineering:
   • Features an internal fan, solid pulley, and internal regulator, designed for seamless integration with Yanmar marine engines.
4. Wide Compatibility:
   • Compatible with a wide range of Yanmar marine engines, including the 2YM15, 3JH3E, 3JH4E, 3YM20, 3YM30, 4JH3-CE, and 4JH3E.
5. Trusted Brands:
   • Cross-referenced with reputable brands like Lucas Electrical Europe, ensuring reliability and quality.

Symptoms of a Faulty Alternator:

1. Battery Not Charging: The battery remains undercharged or dies frequently.
2. Dim Lights: Headlights and dashboard lights appear dim or flicker.
3. Electrical Issues: Malfunctions in electrical components like wipers, radio, or power windows.
4. Warning Light: The battery or alternator warning light on the dashboard illuminates.

Installation Tips:

1. Disconnect the Battery: Always disconnect the negative terminal of the battery before starting the installation.
2. Locate the Alternator: The alternator is typically mounted on the engine block and connected to the serpentine belt.
3. Remove the Old Alternator: Disconnect the wiring and mounting bolts, then remove the faulty alternator.
4. Install the New Alternator: Connect the wiring and secure the new alternator in place.
5. Reconnect the Battery: Reconnect the battery and test the alternator to ensure proper operation.