IO.
BREAK-IN OPERATION
of
REASSEMBLED ENGINE
*
An overhauled engine must be operated at low speed to break-in the parts.
A
thorough break-in is indispensa-
ble particularly when the cylinder, piston, piston rings
or
valves are replaced with new ones.
The recommended break-in schedule
is
shown below.
LOAD
EY45V
SPEED TIME
NO
LOAD
10
minutes
3,600
rpm
NO
LOAD
10
minutes
3,000
rpm
NO
LOAD
10
minutes
2,500
rpm
4.5HP
3,600
rpm
30
minutes
9.OHP
3,600
rpm
60
minutes
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