MARUTI SUZUKI 800, Руководство по обслуживанию

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D
Spring squareness:
Use a square and surface plate to check each spring for square-
ness in terms of clearance between end of valve spring and
square. Valve springs found to exhibit a larger clearance than
limit given below must be replaced.
Valve spring squareness limit “a”: 2.0 mm (0.079 in.)
ASSEMBLY
1) Before installing valve guide into cylinder head, ream guide hole
with special tool (10.5 mm reamer) so remove burrs and make
it truly round.
Special Tool
(A): 09916-34542
(B): 09916-37320
2) Install valve guide to cylinder head.
Heat cylinder head uniformly at a temperature of 80 to 100
_
C
(176 to 212
_
F) so that head will not be distorted, and drive new
valve guide into hole with special tools. Drive in new valve guide
until special tool (Valve guide installer) contacts cylinder head.
After installing, make sure that valve guide protrudes by 13.0
mm (0.51 in.) from cylinder head.
Special Tool
(C): 09916-57340
(D): 09916-58210
NOTE:
D
Do not reuse valve guide once disassembled.
Install new valve guide (Oversize).
D
Intake and exhaust valve guides are identical.
Valve guide oversize: 0.03 mm (0.0012 in.)
Valve guide protrusion “a” (In and Ex): 13.0 mm (0.51 in.)
3) Ream valve guide bore with special tool (5.5 mm reamer).
After reaming, clean bore.
Special Tool
(A): 09916-34542
(B): 09916-34550
6A1-38 ENGINE MECHANICAL (F8D ENGINE)