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Service Information
5. Break-in Operation
1.
B r e a k - i n o p e r a t i o n i s n e e d e d f o r t h e p u r p o s e o f
smoothening sliding surfaces (Includes lower unit gears,
etc.) between components such as pistons and cylinder,
piston rings, piston pins, crank shaft, connecting rods, and
intake and exhaust valves.
Break-in Operation...10 hours
Time
0
Operation
• It is best to fluctuate the engine RPM (Target
RPM or less) every 15-30 mins at each stage
during the break in procedure to allow for
complete break in of outboard engine.
• Running the outboard at for prolonged periods
s u c h a s i d l i n g o r o n e s p e c i f i c R P M i s
detrimental to the outboard and could affect
engine reliability and performance.
6. Test Run
1.
Start the engine and check if gear shift lever moves
smoothly.
2.
After completing warm-up operation, check idling revolution
speed.
Idling Revolution Speed : - Neutral
RPM
1,300 min
Tachometer :
P/N. 3AC-99010-0
3.
Shift gear into forward (F) and run dead slow for
approximately 10 minutes.
Dead Slow Revolution Speed :
RPM
1,150 min
1-12
10 minutes
1/2 of WOT or less
Dead Slow or Idling
at approximately
3,000 min
Running at the
slowest possible
speed
-1
(rpm)
-1
(rpm)
2 hours
3 hours
3/4 of WOT or less
at approximately
-1
-1
(rpm)
4,000 min
(rpm)
WOT run for
approximately
1 minute can be
included every
10 minutes of run.
1 High Tension Cord
10 hours
3/4 of WOT at
approximately
Regular Operation
-1
4,000 min
(rpm)
Short period WOT
run can be included.
1
4st 4/5/6 2020
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