Camshaft Housing - Suzuki AN400 Service Manual

3-24 ENGINE
• Apply THREAD LOCK to the PAIR reed valve cover bolts and
tighten them.
& 99000-32050: THREAD LOCK "1342"

CAMSHAFT HOUSING

DISASSEMBLY
• Pull out the rocker arm shafts 1 and remove the exhaust and
intake valve rocker arms ( 2 and 3).
ROCKER ARM SHAFT OUTSIDE DIAMETER INSPECTION
• On the sliding surface, take two measurements, at right angle
to each other.
• If the outside diameter measured is less than the standard
value, replace the shaft.
' Rocker arm shaft O.D.(IN & EX):
Standard: 11.973 – 11.984 mm (0.471 – 0.472 in)
% 09900-20205: Micrometer (0 – 25 mm)
ROCKER ARM SHAFT INSIDE DIAMETER INSPECTION
• Measure the rocker arm inside diameter in two directions at
right angle to each other.
• If the inside diameter measured exceeds the standard value,
replace the shaft.
' Rocker arm shaft I.D.(IN & EX):
Standard: 12.000 – 12.018 mm (0.472 – 0.473 in)
% 09900-20605: Dial calipers
REASSEMBLY
• Reassembly the camshaft housing in the reverse order of dis-
assembly. Pay attention to the following points:
• Apply engine oil to the rocker arm shafts sufficiently.