Tag: cylinder
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Changing A 3-Port Valve Actuator in A Central Heating System
Over time valve actuators may develop faults which are easily fixed by replacing them. I have just had to do that with the one in my central heating system. I last changed it on 12th December 2017, so, it had run for nearly five years without a fault.
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My Office Chair Cylinder Was Dragging On The Floor
Introduction In November 2019 I noticed a problem when I tried to wheel my Office Chair along the floor. There was exceptional drag. I took a look at the five castors and they were all OK. Then I noticed the Office Chair Cylinder (the tube supporting the seat) had completely penetrated the base. It had…
