Acura 2002 RSX Service Manual page 124

WEC Rocker Arms Test
Special Tools Required
. wEc air adapter o7ZAJ-PNAA10,
. VTEC air stopper 07ZAJ-PNAA200
. Air joint adapter 07ZAJ-PNAA3o0
. Air pressure regulator 07AAJ-PNAA100
K20A3 engine:
1. Remove the cylinder head cover (see page 6-25).
2. Set the No. 1 piston at top dead cente r (TDC) (see
step 1 on page 6-14).
3. Verify that the intake primary rocker arm (A) moves
independently of the intake secondary rocker arm
( B ) .
. lithe intake primary rocker arm does not move.
remove the primary and secondary rocker arms
as an assembly and check that the pistons in the
secondary and primary rocker arms move
smoothly. lf any rocker arm needs replacing,
replace the primary and secondary rocker arms
as an assembly. and test.
. lIthe intake primary rocker arm movesfreely, go
to step 4.
4. Repeat step 3 on the remaining intake primary
rocker arms with each piston at TDC. When all the
primary rocker arms pass the test, go to step 5
5. Check that the air pressurs on the shop air
compressor gauge indicates over 400 kPa
(4 kgflcm', 57 psi).
6. Inspect the valve clearance (see page 6-111
7 . R e m o v e t h e s e a l i n g b o l t ( A ) f r o m t h e r e l i e f h o l e ,
and install rhe wEc air stopper (B).
E
9 .
D
OTZAJ-PNAA3OO
Remove the No. 2 and No. 3 camshaft holder bolts,
and install the VTEC air adapiers (C) finger-tight.
Connect the air joint adapter (D), and air pressure
regulator with a 0-100 psi gauge (E).
(cont'd)
6-7