Truck Air Compressor Overhaul Kit: Head, Valve Plate, Gasket
Compressor overhaul guide for heavy trucks: when to renew the cylinder head, valve plate and gaskets, fault diagnosis, torque values and fitting steps.
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Articles
Exhaust / Engine Brake: Faults, Replacement & Maintenance Guide
Diagnose, replace and maintain the heavy truck exhaust/engine brake (cylinder, flap, valve). Symptoms, torque values, back-pressure and step-by-step fixes.
Compressor Piston-Ring & Connecting Rod: Repair Guide
Diagnose, replace and maintain the heavy truck compressor piston, rings and connecting rod. VADEN technical guide: symptoms, torque, clearances and fixes.
Clutch Central Unit (Lower/Upper Servo): Faults & Replacement
Diagnose, replace and maintain the heavy commercial vehicle clutch central unit (clutch booster & master cylinder): symptoms, torque values and field tips.
Engine Cylinder Head Group: Faults, Replacement & Maintenance
On a truck diesel a blown gasket, cracked head or coolant mixing into the oil starts here: how the cylinder head group works, diagnosis, replacement and care.
Air Brake Compressor: Faults, Replacement & Maintenance Guide
On a truck, a slow-filling reservoir or oil in the dryer often starts at the compressor's cut-in/cut-out cycle, not the compressor body: diagnosis and care.
Air Dryer: Faults, Replacement & Maintenance Guide
How a truck air dryer's charge and purge cycle keeps moisture and oil out of the brake system, and what a hissing purge valve or water in the tanks means.
Air Disc Brake Caliper: Faults, Replacement & Maintenance Guide
On truck and trailer axles a seized caliper, uneven pad wear or pulling to one side traces to the guide pins or cam mechanism: diagnosis, repair or replacement.
Brake Chamber: Faults, Replacement & Maintenance Guide
Service and spring brake chambers on trucks and trailers: diaphragm-leak and stroke diagnosis, why caging is mandatory before removal, and safe replacement.
Water Pump: Faults, Replacement & Maintenance Guide
How the heavy-duty water pump keeps engine temperature in check, what fluid colour at the weep hole reveals about a failing seal, and safe replacement.
Truck Radiator & Expansion Tank: Faults, Replacement & Care
Diagnose radiator and expansion tank faults on heavy trucks: overheating, coolant loss, pressure caps, correct replacement steps and safe technical values.
Engine Coolant Thermostat: Faults, Replacement & Care
Heavy truck engine coolant thermostat guide: stuck-open vs stuck-closed faults, diagnosis, correct replacement, torque values and maintenance tips.
