TOHATSU 40 Service Manual page 101

5. Remove the cylinder head cover bolts and cylinder
11 12
head bolts. Separate and remove cylinder head cover
(1) and cylinder head (2).
Remove the smallest size bolts first. Remove the
bolts in order from highest embossed number to
lowest. If the bolts are not numbered, start with
those farthest from the center of the cylinder head
and work inward.
6. Using a pointed scribe, identify the heads of the cylinders for
correct positioning during assembly operations.
Exhaust Cover
7. Remove the exhaust cover bolts. Insert screwdriver into
13
pinch grooves to separate and remove outer (3) and inner
(4) exhaust covers.
Remove the bolts in order from highest embossed
number to lowest.
Crankcase and Crankshaft
Crankshaft on models 40 and 50 is equipped with
14
bearing thrust plates (5) and crankshaft thrust plates
(6). Mark these parts so they can be returned to their
original positions during assembly.
8. Remove and discard oil seals (7) and (8) and o-ring (9)
15
from lower crankcase head. Use a seal puller to prevent
damage to the head.
3-/ 4-Cylinder
T1210
NOTE
NOTE
NOTE
POWERHEAD
T1211 T1212
T1213
T1214
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