Citroen DS sphere pressure check

Today I attended a Citroen Car club tech day. Since most Citroens are equipped with hydropneumatic suspension, the club has equipment to pressure test spheres. It has been five years since I tested my spheres, so they were well overdue. The sphere pressure check equipment consists of a hand pump and pressure gauge. The club […]

Citroen DS Sphere removal

Central to the Citroen DS hydraulic system is a set of ‘spheres’ that hold hydraulic pressure. The spheres have an internal diaphragm so they can contain gas on one side and hydraulic fluid on the other. One is used for each wheel to provide the suspension, as the gas forms the ‘spring’ and the amount […]