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9.
BREAK-IN
OPERATION
of
REASSEMBLED ENGINE
An overhauled engine must be operated
at
low speed break-in the parts. A thorough break-in is indispensable
particularly when the cylinder, piston, piston rings or valves are replaced with new ones.
The recommended break-in schedule is shown below.
LOAD
EY15V
EY20V
SPEED
TIME
NO
LOAD
3,600
rpm
NO
LOAD
10
minutes
3,000
rpm
NO
LOAD
10
minutes
2,500
rpm
10
minutes
r
1.35
HP
I
1.75
HP
1
3,600 rpm
I
30 minutes
I
I
2.7
HP
I
3.5 HP
I
3,600 rpm
I
60
minutes
I
-
36
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