09/10/2026
A small component plays a BIG role!
Did you know that your truck’s air dryer cartridge helps protect the entire air-brake system?
The air compressor produces compressed air that can contain moisture, oil and other contaminants. The air dryer helps remove moisture before it travels through the system, helping protect critical components against corrosion, freezing and damage.
⚠️ Here are 4 things to look out for:
✅ Moisture collecting in the air reservoirs.
✅ Signs of contamination in the air system.
✅ An air dryer that is not purging correctly.
✅ A cartridge that is due for scheduled replacement.
📅 When should you replace the cartridge?
Replacement intervals depend on the cartridge type, vehicle application and operating conditions. Always follow the manufacturer's recommendations.
💡 Our tip: Don't wait for a breakdown before paying attention to your air-brake system. Preventative maintenance can help reduce unexpected downtime and keep your fleet operating reliably.
At BnH Air Brakes, we specialise in air-brake repairs, fault finding, new installations, parts sales and software installations.
📍 Cape Town & Johannesburg
🛠️ 24/7 mobile assistance
With us, safety comes first.