KOSO HD-01R

Koso HD-01R GP Style Tachometer User Manual

Modèl: HD-01R

1. Entwodiksyon

This manual provides detailed instructions for the installation, operation, and maintenance of your Koso HD-01R GP Style Tachometer. This universal tachometer is designed for both 2-stroke and 4-stroke motorcycles, offering precise RPM readings up to 16,000 RPM and water temperature display up to 150 °C. Please read this manual thoroughly before installation and use to ensure proper function and safety.

Koso accessories are known for their reliability, achieved through high-quality manufacturing and the use of premium components. This device is suitable for both original equipment tuning and custom modifications.

2. Enfòmasyon sou Sekirite

Always observe the following safety precautions to prevent injury or damage to the product and your vehicle:

  • Enstalasyon pwofesyonèl rekòmande: If you are not familiar with motorcycle electrical systems, seek professional assistance for installation.
  • Dekonekte batri: Toujou dekonekte batri machin nan anvan ou fè nenpòt travay elektrik.
  • Fil elektrik kòrèk: Ensure all wiring connections are correct and secure to prevent short circuits or malfunction. Refer to the wiring diagram provided.
  • Montaj: Mount the tachometer securely to prevent it from becoming loose during operation, which could cause distraction or damage.
  • Rezistans dlo: While designed for outdoor use, avoid direct high-pressure water spray on the unit.
  • Tanperati operasyon: Do not operate the device outside its specified temperature range.

3. Pake kontni

Verifye ke tout atik yo prezan nan pakè a:

  • Koso HD-01R GP Style Tachometer (Chromed housing with white meter base)
  • Universal wiring harness
  • Klip koneksyon
  • Handlebar mounting kit (aluminum holder)
  • Speed sensor (if included in specific kit)
  • Koso sticker
  • Instruction manual & mounting diagram
Koso HD-01R GP Style Tachometer with chromed housing and white dial

Image 1: Koso HD-01R GP Style Tachometer. This image shows the tachometer unit with its chromed casing and white background dial, ready for installation.

4. Enstalasyon ak Enstalasyon

Follow these steps for proper installation of your Koso HD-01R tachometer:

  1. Mounting the Tachometer:
    • Select a suitable location on your handlebar for optimal visibility without obstructing your view nan wout la.
    • Use the provided aluminum holder and mounting kit to securely attach the tachometer. Ensure it is firmly fixed to prevent vibration damage.
  2. Koneksyon fil elektrik:

    Refer to the included mounting diagram for specific wiring details. General connections include:

    • Power (Red Wire): Connect to a switched 12V DC power source (e.g., ignition switch).
    • Tè (Fil Nwa): Connect to a reliable chassis ground point.
    • RPM Signal (Yellow Wire): Connect to the ignition coil's primary side or a dedicated RPM signal wire from the ECU. Adjust settings for 2-stroke or 4-stroke engine type as per the operating instructions.
    • Water Temperature Sensor (Blue/Green Wires): Connect the temperature sensor wires to the designated inputs on the tachometer. Install the temperature sensor in a suitable location in the cooling system.
  3. Premye pouvwa-up:

    After all connections are made, reconnect the battery. Turn on the ignition and verify that the tachometer powers on and displays readings. If not, recheck all connections.

5. Operasyon Enstriksyon

The Koso HD-01R GP Style Tachometer offers several functions:

  • Tachometer Display: Displays engine RPM up to 16,000 RPM. The needle indicates current RPM.
  • Ekspozisyon tanperati dlo a: Shows water temperature up to 150 °C.
  • Maximum RPM Memory: The unit records and can display the highest RPM reached during operation. Consult the detailed manual for instructions on how to access and reset this memory.

5.1. Setting Engine Type (2-stroke/4-stroke)

The tachometer must be configured for your specific engine type to ensure accurate RPM readings. Refer to the detailed instruction manual for the exact button sequence to enter the settings menu and select between 2-stroke and 4-stroke engine modes.

5.2. Accessing Maximum RPM Memory

Pou view the stored maximum RPM, typically a button press or sequence is required. This feature allows you to monitor peak engine performance. Follow the instructions in the comprehensive manual for this operation.

6. Antretyen

The Koso HD-01R tachometer requires minimal maintenance:

  • Netwayaj: Sèvi ak yon mou, damp cloth to clean the display and housing. Avoid abrasive cleaners or solvents that could damage the finish.
  • Tcheke Koneksyon: Periodically inspect all wiring connections for tightness and corrosion, especially after riding in wet conditions.
  • Montaj sekirite: Ensure the mounting bracket remains secure and free from excessive vibration.

NAN. Depanaj

PwoblèmKòz posibSolisyon
Pa gen kouran/ekran etennKoneksyon kouran ki lach, fizib boule, fil elektrik ki pa kòrèk.Check power (red) and ground (black) wires. Inspect vehicle fuse. Verify wiring diagram.
Inaccurate RPM readingIncorrect engine type setting (2-stroke/4-stroke), loose RPM signal wire, interference.Verify engine type setting. Check RPM signal wire connection. Ensure wire is not near high-voltage câbles.
No water temperature readingLoose temperature sensor connection, faulty sensor, incorrect sensor installation.Check temperature sensor wiring. Ensure sensor is properly installed in the cooling system.
Display flickering or erratic behaviorUnstable power supply, poor ground connection, electrical interference.Ensure stable 12V power. Improve ground connection. Check for loose wires.

If problems persist after attempting these solutions, contact Koso customer support or a qualified technician.

8. Espesifikasyon

  • Modèl: HD-01R GP Style Tachometer
  • Mak: KOSO
  • Nimewo Pati: 4491388
  • Fonksyon: Tachometer, Water Temperature, Max RPM Memory
  • Ranje RPM: 0 - 16,000 RPM
  • Ranje Tanperati Dlo: 0 - 150 °C
  • Konpatibilite motè: 2-stroke and 4-stroke motorcycles
  • Lojman: Chromed
  • Materyèl monte: Aliminyòm
  • Dimansyon: Dyamèt: 55 mm, Pwofondè: 57 mm
  • Pwovizyon pou pouvwa: 12V DC (vehicle battery)

9. Garanti ak sipò

Koso products are manufactured to high standards. For warranty information, please refer to the warranty card included with your product or visit the official Koso websit la. Kenbe resi acha ou kòm prèv acha.

For technical support, installation assistance, or troubleshooting beyond this manual, please contact Koso customer service through their official channels. Contact details can typically be found on the Koso websit oswa nan anbalaj pwodwi a.

Règleman retounen: The product has a 30-day return/replacement policy through Amazon, as per the purchase details. For specific warranty claims directly with Koso, consult their official policy.

© 2026 Koso. All rights reserved. This manual is for informational purposes only.

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