1. Киришүү
This manual provides essential information for the Dorman W51081 Rear Drum Brake Wheel Cylinder. This component is designed as a direct replacement for the original wheel cylinder in specific vehicle applications, ensuring proper fit, function, and performance within the vehicle's drum brake system. Adherence to these instructions is crucial for safe and effective operation.
2. Продукт бүтүп калдыview
The Dorman W51081 is a critical component of a vehicle's drum brake system. It converts hydraulic pressure from the master cylinder into mechanical force to push the brake shoes against the drum, initiating braking.
Негизги өзгөчөлүктөрү:
- Идеалдуу алмаштыруу: Specifically engineered to be a direct match for the original drum brake wheel cylinder on particular vehicles.
- Cost-Effective Fix: Replacement of the cylinder while servicing drum brakes is often the most efficient way to ensure brake performance.
- Сапаттуу материалдар: Manufactured with high-quality EPDM rubber cups and boots for long-lasting performance and resistance to brake fluid.
- Professionally Tested: Wheel cylinder bores are surface-tested to ensure an optimum sealing surface for the pressure cups, preventing leaks and ensuring consistent braking.
Сүрөт 1: Алдыңкы view of the Dorman W51081 Rear Drum Brake Wheel Cylinder, showing the main body, bleeder screw, and mounting points.
2-сүрөт: Side profile of the Dorman W51081 Rear Drum Brake Wheel Cylinder, highlighting its cylindrical shape and protective rubber boots.
3-сүрөт: Бурчтуу view of the Dorman W51081 Rear Drum Brake Wheel Cylinder, focusing on one of the rubber boots and the overall construction.
3. Унаа шайкештиги
This Dorman W51081 Rear Drum Brake Wheel Cylinder is compatible with select vehicle models. To ensure proper fitment for your specific vehicle, it is crucial to verify compatibility using a vehicle fitment tool or by consulting your vehicle's service manual.
Refer to the following OEM Part Numbers for cross-referencing:
OEM бөлүктүн номерлери: 134.62001; 135.62001; 172-1219; 18E1034; 18E56; 2037048; 33469; 51081; 784-36001; 84-36001; 84-50001; F51081; W-82001; W906224; WC13469; WC37048; WC51081; 18004880; 18004890; 18029236; 18060028; 5465580; 5469302; 8124565; 8129723; J8126742; J8129723
4. Орнотуу боюнча нускамалар
Safety Warning: Brake system work requires specialized knowledge and tools. Improper installation can lead to brake failure, serious injury, or death. If you are not confident in your ability to perform this repair, seek assistance from a qualified automotive technician.
Required Tools and Materials (Typical):
- Унаанын домкрат жана домкраттары
- Дөңгөлөктүн кулпу ачкычы
- New brake fluid (compatible with your vehicle's specifications)
- Line wrenches (for brake lines)
- Bleeder wrench
- Тормоз суюктугу үчүн дренаждык табак
- Чүпүрөктөрдү же сүлгүлөрдү сатып алыңыз
- Коргоочу көз айнек жана кол каптар
- Момент ачкычы
Жалпы орнотуу кадамдары:
- Даярдоо: Park the vehicle on a level, firm surface. Engage the parking brake and place wheel chocks behind the wheels that will remain on the ground. Loosen the lug nuts on the wheel to be serviced, but do not remove them yet.
- Көтөрүп жүрүүчү унаа: Safely lift the vehicle using a jack and secure it firmly with jack stands. Ensure the vehicle is stable before proceeding. Remove the wheel.
- Remove Brake Drum: Carefully remove the brake drum. This may require releasing the automatic brake shoe adjuster through an access hole in the backing plate. Consult your vehicle's service manual for specific procedures.
- Disconnect Brake Line: Place a drain pan beneath the wheel cylinder to catch leaking brake fluid. Using a line wrench, carefully disconnect the brake line from the old wheel cylinder. Be prepared for brake fluid leakage.
- Remove Old Wheel Cylinder: Remove the mounting bolts that secure the wheel cylinder to the backing plate. Remove the old wheel cylinder from the vehicle.
- Install New Wheel Cylinder: Position the new Dorman W51081 wheel cylinder onto the backing plate. Secure it with the mounting bolts, tightening them to the vehicle manufacturer's specified torque.
- Reconnect Brake Line: Carefully reconnect the brake line to the new wheel cylinder. Ensure a snug fit to prevent leaks, but do not overtighten.
- Тормоздорду кайра чогултуу: Reinstall the brake shoes and all associated hardware, ensuring all components are correctly seated and adjusted according to your vehicle's service manual. Reinstall the brake drum.
- Тормоз системасы: This is a critical step to remove all air from the brake lines. Start with the wheel cylinder furthest from the master cylinder and work your way closer. Follow your vehicle's specific bleeding procedure, which typically involves having an assistant pump the brake pedal while you open and close the bleeder screw. Ensure the master cylinder reservoir remains full throughout the process.
- Акыркы текшерүүлөр: Reinstall the wheel, lower the vehicle, and tighten lug nuts to the manufacturer's specified torque. Pump the brake pedal several times to build pressure. Check for any brake fluid leaks around the new wheel cylinder and brake lines. Test drive the vehicle in a safe, open area at low speed to confirm proper brake function before normal operation.
5. Техникалык тейлөө
Regular inspection of your vehicle's brake system, including the wheel cylinders, is crucial for safety and performance. Adhere to your vehicle manufacturer's recommended maintenance schedule.
- Тормоз суюктугунун деңгээли: Regularly check the brake fluid level in the master cylinder reservoir. A low fluid level can indicate a leak in the system or worn brake pads.
- Тормоз суюктугунун абалы: Brake fluid should be clear or slightly amber. If it appears dark, cloudy, or contaminated, it may need to be flushed and replaced according to your vehicle manufacturer's recommendations.
- агып текшерүү: Periodically inspect the wheel cylinders for any signs of brake fluid leaks, especially around the rubber boots. Any visible leakage indicates a failing wheel cylinder that requires immediate replacement.
- Тормоздун иштеши: Pay attention to any changes in brake pedal feel, such as sponginess, excessive travel, or pulling to one side, which could indicate air in the system, a failing component, or uneven brake wear.
6. Жалпы көйгөйлөрдү чечүү
| Симптом | Мүмкүн себеп | Чечим |
|---|---|---|
| Губка сымал тормоз педалы | Air in brake lines; Leaking wheel cylinder | Bleed the brake system thoroughly; Inspect and replace wheel cylinder if leaking. |
| Low Brake Fluid Level | Brake fluid leak from wheel cylinder or other components | Inspect the entire brake system for leaks, repair or replace components as needed. |
| Brake Dragging / Uneven Braking | Sticking or seized wheel cylinder piston | Inspect wheel cylinder for proper movement; replace if pistons are seized or corroded. |
| Fluid Leak at Wheel | Failed wheel cylinder seal or boot | Replace the wheel cylinder immediately. |
7. Продукттун спецификациялары
- Бренд: Дорман
- Модел: W51081
- Элемент Салмагы: 1.1 фунт
- Продукциянын өлчөмдөрү: 4.2 x 2.9 x 2.7 дюйм
- Сырткы: Иштелген
- Өндүрүүчү бөлүгүнүн номери: W51081
- OEM бөлүктүн номерлери: 134.62001; 135.62001; 172-1219; 18E1034; 18E56; 2037048; 33469; 51081; 784-36001; 84-36001; 84-50001; F51081; W-82001; W906224; WC13469; WC37048; WC51081; 18004880; 18004890; 18029236; 18060028; 5465580; 5469302; 8124565; 8129723; J8126742; J8129723
8. Кепилдик жана колдоо
For specific warranty information and technical support regarding the Dorman W51081 Rear Drum Brake Wheel Cylinder, please refer to the official Dorman website or contact Dorman customer service directly. It is recommended to keep your purchase receipt for any warranty claims.
You can visit the Dorman Store for more products and information: Дорман расмий дүкөнү.
