1. Pengenalan
This manual provides essential information for the proper installation, operation, and maintenance of the Diamond S400S073 Turbocharger. Adhering to these guidelines will ensure optimal performance and longevity of the unit. This turbocharger is designed for specific Mack Truck models, enhancing engine power and efficiency.

Rajah 1: Utama view of the Diamond S400S073 Turbocharger, showcasing its robust construction and primary components.
2. Maklumat Keselamatan
Always prioritize safety when working with automotive components. Failure to follow safety precautions can result in serious injury or damage to equipment.
- Ensure the engine is cool and the vehicle is off before beginning any work.
- Pakai peralatan pelindung diri (PPE) yang sesuai, termasuk cermin mata keselamatan dan sarung tangan.
- Refer to the vehicle's service manual for specific procedures and torque specifications.
- Handle the turbocharger with care to avoid damage to delicate components.
- Lupuskan alat ganti dan cecair lama secara bertanggungjawab mengikut peraturan tempatan.
3. Spesifikasi Produk
| Atribut | Perincian |
|---|---|
| Jenama | berlian |
| Model | S400S073 |
| Nombor Bahagian OEM | 1080021R, 1080049R, 168089, 168089R, 171177, 171177R, 171206, 171206R, 173531, 173531R, 174828, 174828R, 468089, 471177, 471206, 473531, 474828, 631GC5145AM, 631GC5145M, 631GC5145MX, 631GC5153M, 631GC5153MX, 631GC5173AM, 631GC5173AMX, 631GC5173M, 631GC5173MX |
| Permohonan | Compatible with 1999-2006 Mack Truck with E7-460(XT) Engine, 2002-2006 Mack Truck with E7 12L Engine, and Mack Truck with E7 427/454 HP, E7-427/460, E7-427/460 Vision Engine. |
| Berat Barang | 45 paun |
| Dimensi Pakej | 14 x 14 x 14 inci |
| Negara Asal | China |
| Kemasan Luaran | Dilukis |
| kandungan | Turbocharger, Gasket |
4. Persediaan dan Pemasangan
Proper installation is crucial for the performance and longevity of your new turbocharger. It is recommended that installation be performed by a qualified technician.
4.1 Pemeriksaan Pra-Pemasangan
- Inspect the new turbocharger for any signs of shipping damage.
- Ensure all necessary gaskets and seals are present and in good condition.
- Verify that the oil supply and drain lines are clean and free of obstructions.
- Check the air intake and exhaust systems for any debris or blockages.
4.2 Langkah Pemasangan
- Putuskan sambungan bateri kenderaan.
- Remove the old turbocharger, carefully detaching all connections (oil, coolant, air, exhaust).
- Clean the mounting surfaces on the engine block and exhaust manifold thoroughly.
- Pasang gasket baru.
- Position the new turbocharger and secure it with appropriate fasteners, tightening to the manufacturer's specified torque.
- Reconnect the oil supply line, ensuring it is primed with fresh engine oil before final connection.
- Reconnect the oil drain line, coolant lines (if applicable), air intake, and exhaust connections.
- Periksa semula semua sambungan untuk memastikan ketat dan penghalaan yang betul.

Rajah 2: Sisi view of the turbocharger, showing the exhaust housing and mounting flange.
5. Garis Panduan Operasi
Once installed, proper operating practices will contribute to the longevity and efficiency of the turbocharger.
- Pemanasan Enjin: Allow the engine to reach operating temperature before applying full load or high RPMs. This ensures proper oil flow and lubrication to the turbocharger bearings.
- Engine Cool-down: After periods of high load or extended driving, allow the engine to idle for a few minutes before shutting it off. This allows the turbocharger to cool down and prevents oil coking in the bearing housing.
- Kualiti Minyak: Use only the recommended engine oil and adhere to the vehicle manufacturer's oil change intervals. Clean, high-quality oil is vital for turbocharger health.
- Penapis Udara: Ensure the engine's air filter is clean and replaced regularly. A clogged air filter can restrict airflow, leading to turbocharger strain.

Rajah 3: Belakang view of the turbocharger, highlighting the compressor housing outlet.
6. Penyelenggaraan
Regular maintenance is key to extending the life of your turbocharger and ensuring consistent performance.
- Perubahan Minyak: Follow the vehicle manufacturer's recommended oil change schedule. Use high-quality synthetic or semi-synthetic oil as specified.
- Penggantian Penapis Minyak: Always replace the oil filter with each oil change.
- Pemeriksaan/Penggantian Penapis Udara: Inspect the air filter regularly and replace it as per the vehicle's maintenance schedule or if it appears dirty.
- Semak Kebocoran: Periodically inspect all oil, coolant, and air connections around the turbocharger for any signs of leaks. Address any leaks immediately.
- Periksa Hos dan Clamps: Ensure all hoses are in good condition and clamps are tight to prevent boost leaks or oil/coolant loss.

Rajah 4: Depan view of the turbocharger, showing the compressor wheel and inlet.
7. Penyelesaian masalah
This section provides common issues and potential solutions. For complex problems, consult a qualified mechanic.
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Reduced Engine Power / Lack of Boost | Boost leak, clogged air filter, faulty wastegate, damaged compressor wheel. | Check all intake and intercooler hoses for leaks. Replace air filter. Inspect wastegate actuator. Check compressor wheel for damage. |
| Excessive Smoke from Exhaust | Oil leak into exhaust/intake, worn turbocharger seals/bearings. | Check oil lines for leaks. Inspect turbocharger for excessive shaft play. |
| Whining/Screeching Noise | Bearing wear, foreign object ingestion, loose connections. | Inspect compressor and turbine wheels for contact with housings. Check for foreign objects in intake/exhaust. |
| Oil Leaks from Turbocharger | Clogged oil drain, excessive crankcase pressure, worn seals. | Ensure oil drain line is clear. Check PCV system. Inspect turbocharger seals. |
8. Waranti dan Sokongan
The Diamond S400S073 Turbocharger comes with a Waranti 12 bulan from the date of purchase, covering manufacturing defects. This warranty ensures peace of mind regarding the quality and reliability of your product.
For technical assistance, warranty claims, or product inquiries, please contact our expert technical support team. We are committed to providing comprehensive support to ensure your satisfaction.
- Tempoh Waranti: 12 bulan dari tarikh pembelian.
- Polisi Pemulangan: 30-day free returns from the date of delivery.
- Sokongan: Expert technical support team available for assistance.
Sila simpan bukti pembelian anda untuk semua tuntutan waranti.





