Acura 3.5 RL Manual page 746

35. Coat the piston seal ring and the inside of the special
tool with power steering fluid.
PISTON SEAL RING
SIZING TOOL
07LAG-SM40200 or
07LAG-SM4020A
36. Carefully slide the tool onto the rack and over the
piston seal ring.
37. Move the special tool back and forth several times
to make the piston seal ring fit snugly in the piston.
38. Wrap vinyl tape around the rack teeth and rack end
edges, then coat the surface of the tape with the
power steering fluid.
NOTE: Make sure that the vinyl tape is wrapped
carefully so that there is no stepped portion.
39. Coat the inside surface of the new cylinder end seal
with power steering fluid.
40. Install the cylinder end seal onto the steering rack
with its grooved side toward the piston.
CAUTION: When installing the cylinder end seal,
be careful not to damage the sealing lip face of the
seal with the edges or teeth of the steering rack.
41. Remove the vinyl tape from the steering rack.
Remove any residue of tape adhesive.
42. Install the new backup ring on the steering rack,
then place the cylinder end seal to piston.