4.
DISASSEMBLY
and
REASSEMBLY
4-1
PRE-PARATIONS
and
SUGGESTIONS
.Disassembly
-1)
In"disassembling, remember the location
of
each part
so
that the disassembled partsEcan be reassembled
.
I
2) Carefully handle the gaskets because they can easily break.
3)
Temporarily fasten disassembled parts in their original positions to prevent them from missing and wrong
4)
Carefully handle disassembled parts and clean them with kerosene.
5)
Use thecorrect tools in the correct way.
6)
Items necessary for disassembly and reassembly
..
...
in the right way. Attach tags to those parts which might be mistaken for others.
..
,.
reassembly.
a. 'Work bench b. Kerosene
pan
I
c. Disassembly tools d. Kerosene or gasoline
e.
sandpaper,
spatula, waste cloth
1
-
1.
7)
Be sure
to
discharge the'fuel and
oil
before disassembling.
..
.Reassembly
1)
Use new packing and gaskets in reassembling the engine.
2) Clean the parts with fresh gasoline, and blow them dry with compressed air before reassembling.
3)
Apply 2-cycle oil to the rotary and sliding parts.
4)
Keep the.parts free
of
dust during reassembly.
5)
Each'time a set
of
main parts is installed, manually'turn it and check for smoothness and noise.'
6)
After reassembling the engine, turn
it
manually and check
for
abnormalities and looseness.
.
Tighten.the bolts, nuts, and screws.with the specified torques.
m
4-2
SPECIAL TOOLS
..
.
.%
"
..
Flywheel
Pulley
Fig.
1
..
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