much force when hammering.
4. Apply some penetrating lubricant between the gas lift cylinder “J” and tilt mechanism “H” and leave
it for five minutes.
5. Remove the gas lift cylinder “J” from the tilt mechanism “H” by gripping it firmly and twisting it out
using the pipe wrench. Grip the part of the gas lift cylinder closest to the tilt mechanism. Then,
separate the cylinder cover “I” from the cylinder “J”.
6. Insert the replacement cylinder “J” into the center of the base “B” then place the cylinder cover “I”
on top.
7. Connect base “B” assembly to the chair by inserting the cylinder “J” into the mechanism “H”.
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