Acura 2002 RSX Service Manual page 128

Valve Glearance Adiustment
NOTE: Adjust the valves only when the cylinder head
temDerature is less than 100'F (38"C).
1. Remove the cylinder head cover (see page 6-25)
2. Setthe No. 1 piston atTDC. The punch mark (A)
marked with an arrow on the Variable Valve Timing
Control (VTC) actuator and the punch mark (B) on
the exhaust camshaft sprocket should be at the top
Align the TDC marks (C) on the VTC actuator and
exhaust camshaft sprocket,
3. Select the correct thickness feeler gauge for the
valves you're going to check.
K20A3 engine
lntake:
0.21 0.25 mm (0.008 0.010 in.)
Exhaust: 0.28 0.32 mm (0.011 0.013 in.)
K20A2 engine
lntake:
0.21-0.25 mm (0.008 0.010 in.)
Exhaust: IL25-0.29 mm 10.010 0.011 in.)
Adiusting screw locations:
EXHAUST
No. 1
No. 2 No.3 No.4
N o . 1 N o . 2
N o . 3
N o . 4
INTAKE
4. Insert the feeler gauge (A) between the adjusting
screw (B) and the end of the valve stem and slide it
back and forth;you should feel a slight amount of
d r a g .
(cont'd)
6 - 1 1