1. Remove the lowering speed adjusting valve from hydraulic cylinder block.
2. Tap out the spring pin (8), and remove the grip (5).
3. Remove the internal cir-clip (4), and remove the hydraulic adjusting shaft (2).
4. Remove the internal cir-clip (6) and draw out the adjusting collar (7).
(When reassembling)
โข Install the hydraulic adjusting shaft (2) and valve body (1), noting O-ring (9).