Honda 2002 Accord Manual page 181

5. Inspect the rocker arm piston (A). Push it manually.
If it does not move smoothly, replace the rocker
arm set.
NOTE:
• When reassembling the primary rocker arm (B),
carefully apply air pressure to its oil passage.
• Apply oil to the pistons when reassembling.
B
6. Assemble each timing plate (A) and return spring
(B) on its camshaft holder as shown.