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10.
RUN-IN
OPERATION
OF
ENGINE
after
REASSEMBLY
An
overhauled engine must be carefully run-in to get proper engine surface conditions on newly installed parts.
A
thorough
run-in operation is indispensable particularly when cylinder, piston, piston rings,
or
valves are replaced.
The recommended run-in schedule is as tabulated below.
LOAD
SPEED
EY33-2
EY44-2
TIME
I
I I
No
load
10
minutes
2500
r.p.m.
No
load
No
load
10
minutes 3000 r.p.m.
No
load
No
load
10
minutes 3600 r.p.m.
No
load
3.25
HP
30
minutes
3600
r.p.m.
4
HP
6.5
HP
60 minutes 3600 r.p.m.
8
HP
-25-