Suzuki Intruder VZ1500 Service Manual page 237

3) Install each rocker arm inside diameter using the dial
caliper.
Special tool
(A): 09900–20605 (Dial calipers (1/100 mm,
10 – 34 mm))
Rocker arm I.D. (IN. & EX.)
Standard: 12.000 – 12.018 mm (0.4724 – 0.4731
in)
(A)
4) Visually inspect the camshaft contacting surface. If
the diameter exceeds the limit or any damage is
found, replace the rocker arm with a new one.
5) Reinstall the removed parts.
Cylinder Head Distortion
1) Decarbonize the combustion chambers.
2) Check the gasketed surface of the cylinder head for
distortion with a straightedge and thickness gauge,
taking a clearance reading at several places as
indicated. If the largest reading at any position of the
straightedge exceeds the limit, replace the cylinder
head.
Special tool
: 09900–20803 (Thickness gauge)
Cylinder head distortion
Service limit: 0.05 mm (0.002 in)
Valve Stem Runout
Support the valve using V-blocks, and check its runout
using the dial gauge as shown in the figure. If the runout
exceeds the service limit, replace the valve.
Special tool
(A): 09900–20607 (Dial gauge (1/100 mm, 10
mm))
(B): 09900–20701 (Magnetic stand)
(C): 09900–21304 (V-block (100 mm))
Valve stem runout (IN. & EX.)
Service limit: 0.05 mm (0.002 in)
I940H1140154-01
Valve Head Radial Runout
Place the dial gauge at a right angle to the valve head
face and measure the valve head radial runout. If it
measures more than the service limit, replace the valve.
Special tool
(A): 09900–20607 (Dial gauge (1/100 mm, 10
mm))
(B): 09900–20701 (Magnetic stand)
(C): 09900–21304 (V-block (100 mm))
Valve head radial runout (IN. & EX.)
Service limit: 0.03 mm (0.001 in)
I940H1140155-03
Engine Mechanical:
(A)
(C)
(A)
(C)
1D-48
(B)
I649G1140231-03
(B)
I649G1140232-03