Введение
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your Sealey SAC5020A 50L Direct Drive Air Compressor. The compressor features an aluminium cylinder head with a cast iron cylinder for enhanced wear resistance, making it suitable for general-purpose workshop applications. Its pump head is directly coupled to a heavy-duty induction motor, ensuring reliable and quiet operation. The precision-welded receiver tank complies with the Pressure Vessel Directive. It is equipped with a fully automatic pressure cut-out switch and twin gauges to display both tank and working pressures. The unit is supplied with a 3-pin plug.
Информация по безопасности
Всегда соблюдайте следующие меры предосторожности, чтобы предотвратить травмы или повреждение оборудования:
- Перед началом работы с компрессором прочтите и усвойте все инструкции.
- Ensure the compressor is placed on a level, stable surface in a well-ventilated area.
- Используйте соответствующие средства индивидуальной защиты (СИЗ), включая средства защиты глаз и слуха.
- Не включайте компрессор в режиме d.amp или в условиях повышенной влажности, а также в присутствии легковоспламеняющихся жидкостей или газов.
- Always disconnect the compressor from the power supply before performing any maintenance or adjustments.
- Никогда не направляйте сжатый воздух на людей или животных.
- Regularly inspect the air tank for signs of corrosion or damage. Do not use a damaged tank.
- Перед началом работы убедитесь, что все соединения надежно закреплены и герметичны.
- Не вносите изменений в компрессор или его предохранительные устройства.
Распаковка и установка
Carefully remove the compressor from its packaging. Inspect the unit for any signs of shipping damage. If damage is found, contact your supplier immediately.
Идентификация компонентов и их размеры.

Рисунок 1: Overall dimensions of the Sealey SAC5020A 50L Direct Drive Air Compressor. The image shows the compressor with its tank, motor, handle, wheels, and control panel, indicating a width of 705mm, a height of 600mm, and a depth of 300mm.
Familiarize yourself with the main components of your compressor. Refer to Figure 1 for an overview of the unit's dimensions and general layout.
Сборка
- Прикрепите колеса: Securely attach the wheels to the compressor base using the provided hardware.
- Прикрепите ручку: Mount the transport handle to the designated points on the compressor body.
- Позиционирование: Place the compressor on a firm, level surface. Ensure there is adequate space around the unit for ventilation.
Электрическое подключение
Connect the compressor to a suitable grounded power outlet. Ensure the power supply matches the voltage and frequency specifications of the compressor (typically 230V, 50Hz for this model). The unit is fitted with a 3-pin plug.
Initial Run-in Procedure
Before first use, or after extended storage, perform a brief run-in:
- Open the air outlet valve completely to allow air to escape freely.
- Switch on the compressor and let it run for approximately 15-20 minutes without building pressure. This helps to lubricate internal components.
- Switch off the compressor and close the air outlet valve.
Инструкция по эксплуатации
Controls and Gauges

Рисунок 2: Крупный план view of the twin pressure gauges. One gauge displays the tank pressure, and the other displays the regulated working pressure.

Рисунок 3: The pressure cut-out switch (black box with yellow warning label) and the red pressure regulator knob, along with the quick-connect air outlet.
- Реле давления: The black box (Figure 3) automatically turns the compressor on and off to maintain tank pressure.
- Манометр в баллоне: Displays the current pressure inside the air tank (Figure 2).
- Working Pressure Gauge: Displays the pressure of the air being supplied to your tools, adjustable via the regulator (Figure 2).
- Регулятор давления: The red knob (Figure 3) allows you to adjust the working pressure. Turn clockwise to increase pressure, counter-clockwise to decrease.
- Quick-Connect Air Outlet: For attaching air hoses and tools (Figure 3).
Запуск компрессора
- Убедитесь, что сливной клапан в нижней части резервуара закрыт.
- Подключите компрессор к подходящей розетке.
- Turn the main power switch to the "ON" position. The compressor will start to build pressure.
- Once the tank reaches its maximum pressure, the compressor will automatically shut off.
Connecting and Using Air Tools
- Connect your air hose to the quick-connect air outlet.
- Attach your air tool to the other end of the hose.
- Adjust the working pressure using the red regulator knob to suit the requirements of your air tool. Monitor the working pressure gauge.
- Begin using your air tool. The compressor will cycle on and off automatically to maintain pressure as needed.
Выключение
- Переведите главный выключатель питания в положение «ВЫКЛ».
- Отсоедините воздушный шланг и инструменты.
- Медленно откройте сливной клапан в нижней части бака, чтобы выпустить конденсат и остаточный воздух. Закройте клапан, когда бак опустеет.
Обслуживание
Регулярное техническое обслуживание обеспечивает долговечность и безопасную работу вашего воздушного компрессора.
Ежедневно / после каждого использования
- Слив конденсата: After each use, or daily if used frequently, open the drain valve at the bottom of the air tank to release accumulated moisture. This prevents rust and corrosion inside the tank.
Weekly/Monthly
- Проверьте воздушный фильтр: Check the air filter for dirt and debris. Clean or replace if necessary to ensure proper airflow to the pump.
- Проверьте на наличие утечек: Listen for any air leaks around fittings, hoses, and valves. Tighten connections as needed. A soapy water solution can help identify small leaks.
- Осмотрите шланги и фитинги: Examine air hoses for cracks, cuts, or wear. Replace damaged hoses immediately. Ensure all quick-connect fittings are functioning correctly.
- Проверьте шнур питания: Check the power cord for any damage, fraying, or exposed wires.
Ежегодно
- Проверка резервуаров: Visually inspect the air tank for any signs of external corrosion, dents, or damage. If any damage is found, do not use the compressor and seek professional inspection.
- Проверка предохранительного клапана: Briefly pull the ring on the safety relief valve to ensure it operates freely and reseats properly.
For any maintenance beyond these basic steps, it is recommended to consult a qualified service technician.
Поиск неисправностей
This section provides solutions to common issues you may encounter with your air compressor.
| Проблема | Возможная причина | Решение |
|---|---|---|
| Компрессор не запускается. |
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| Компрессор работает непрерывно или слишком часто. |
|
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| Низкое давление воздуха на выходе. |
|
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| Чрезмерный шум или вибрация. |
|
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Технические характеристики
| Особенность | Деталь |
|---|---|
| Бренд | Сили |
| Номер модели | SAC5020A |
| Источник питания | AC |
| Максимальная мощность | 2 лошадиных сил |
| Мощность двигателя | 2 лошадиных сил |
| Объем бака | 50 литра |
| Емкость воздушного потока | 6.8 кубических футов в минуту (CFM) |
| Вес товара | 32980 грамм (приблизительно 33 кг) |
| Специальная характеристика | Бесшумная работа |
| Включенные компоненты | 50ltr Direct Drive Compressor 2hp |
| Рекомендуемое использование | Bolting, Drilling, Spraying, Sanding, Grinding, Tire Inflation |
Информация о гарантии
This Sealey product is covered by a manufacturer's warranty against defects in materials and workmanship. The specific terms and duration of the warranty may vary by region and purchase date. Please retain your proof of purchase for warranty claims.
For detailed warranty information, please refer to the warranty card included with your product or visit the official Sealey webсайт.
Поддержка и контакты
Should you require technical assistance, spare parts, or have any questions regarding your Sealey SAC5020A air compressor, please contact Sealey customer support or your authorized dealer.
Sealey Official Webсайт: www.sealey.co.uk
Please have your model number (SAC5020A) and serial number (if applicable) ready when contacting support.