Suzuki DL650 Service Manual page 90

ENGINE 339
If the camshaft journal oil clearance measured exceeds the limit,
measure the inside diameter of the camshaft journal holder and
outside diameter of the camshaft journal. Replace the camshaft
or the cylinder head depending upon which one exceeds the
specification.
rn
Journal holder I.D.
Standard (IN & EX): 22.01 2
-
22.025 mm
(0.8666
-
0.8671 in)
a
09900-20602: Dial gauge (1/1000,1 mm)
09900-22403: Small bore gauge (18
-
35 mm)
rn
Camshaft journal O.D.
Standard (IN & EX): 21.959
-
21.980 mm
(0.8645
-
0.8654 in)
a
09900-20205: Micrometer (0
-
25 mm)
CAMSHAFT RUNOUT
Measure the runout using the dial gauge. Replace the camshaft
if the runout exceeds the limit.
Camshaft runout
Service Limit (IN & EX): 0.1 mm (0.004 in)
a
09900-20607: Dial gauge (1M00 mm)
09900-20701 : Magnetic stand
09900-21304: V-block set (100 mm)
CAM CHAIN TENSION ADJUSTER
Check that the push rod
@
can slide smoothly with the lock @of
the ratchet mechanism released. If it does not slide smoothly or
the ratchet mechanism is worn or damaged, replace the cam
chain tension adjuster with a new one.
CAM CHAIN TENSIONER
Check the contacting surface of the cam chain tensioner.
If it is worn or damaged, replace it with a new one.