Suzuki RA410, Manual

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ITEM 1-2
Valve Lash Inspection
Inspect intake and exhaust valve lash and adjust as necessary.
Refer to Section 6A4 for valve lash inspection and adjustment pro-
cedure.
1. Camshaft
2. Thickness gauge
1
2
ITEM 1-4
Engine Oil and Filter Change
Use engine oil of SG, SH or SJ grade.
Select the appropriate oil viscosity according to the left chart.
For ambient temperature between –20 C (–4 F) and 30 C (86 F), it is
highly recommended to use SAE10W-30 oil.
WARNING:
New and used engine oil can be hazardous.
Be sure to read “WARNING” in General Precaution in Section
0A and observe what in written there.
Proper Engine Oil Viscosity Chart
Before draining engine oil, check engine for oil leakage. If any evi-
dence of leakage is found, make sure to correct defective part be-
fore proceeding to the following work.
1) Drain engine oil by removing drain plug (1).
2) After draining oil, wipe drain plug clean. Reinstall drain plug,
and tighten it securely as specified below.
Tightening Torque
(a): 50 N·m (5.0 kg-m, 36.0 lb-ft)
1, (a)
3) Loosen oil filter (1) by using oil filter wrench (Special tool).
Special Tool
(A): 09915-47340
4) Apply engine oil to new oil filter “O” ring.
5) Screw new filter on oil filter stand by hand until filter “O” ring con-
tacts mounting surface.
CAUTION:
To tighten oil filter properly, it is important to accurate-
ly identify the position at which filter “O” ring first con-
tacts mounting surface.
0B-6 MAINTENANCE AND LUBRICATION