window YAMAHA SR125 2000 Owners Manual

PERIODIC MAINTENANCE AND MINOR REPAIR
6-8
6
EAU01093*
Engine oilOil level inspection
1. Place the motorcycle on the cen-
terstand. Warm up the engine for
several minutes.NOTE:@ Be sure the motorcycle is positioned
straight up when checking the oil level.
A slight tilt toward the side can result in
false readings. @
2. With the engine stopped, check
the oil level through the level win-
dow located at the lower part of
the right side crankcase cover.NOTE:@ Wait a few minutes until the oil level
settles before checking. @3. The oil level should be between
the maximum level and minimum
level marks. If the level is low, fill
the engine with sufficient oil to
raise it to the specified level.Engine oil replacement and oil filter
element cleaning
1. Warm up the engine for a few min-
utes.
2. Stop the engine. Place an oil pan
under the engine and remove the
oil filler cap.
3. Remove the drain bolt and drain
the oil.
EC000070*
CAUTION:@ When removing the oil drain bolt,
the O-ring, compression spring, and
oil strainer will fall out. Take care not
to lose these parts. @
1. Oil level window
2. Maximum level mark
3. Minimum level mark
1. Engine oil drain bolt A
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PERIODIC MAINTENANCE AND MINOR REPAIR
6-21
6
EAU00746
Drive chain slack checkNOTE:@ Spin the wheel several times and find
the tightest position of the chain. Check
and/or adjust the chain slack while it’s
in this tightest position. @The chain slack should be checked
through the inspection window in the
chain case by the following procedure.
1. Place the motorcycle on the cen-
terstand.
2. Put the transmission in neutral.
3. While looking in the inspection
window, rotate the rear wheel.4. Chain slack is correct if the full end
of the chain link can be seen in the
usable range as shown in illustra-
tion.
5. If any portion of the top or bottom
of the chain link end is hidden, ad-
just the chain.1. Inspection window
1. USABLE RANGE
2. Too tight
3. Too loose
E_3mw.book Page 21 Monday, February 5, 2001 9:54 AM