BREAK-IN
Proper operation during this break-in period will help ensure maximum life and performance from your engine The following guidelines will explain proper break-in procedures.
Failure to follow the break-in procedures described below can result in severe en- gine damage.
Break—in period: 10 hours
Break-in procedure
- For the initial 2 hours:
Allow sufficient idling time (about 5 minutes) for the engine to warm up after cold engine starting.
High speed without sufficient warm-up may cause severe engine damage such as piston seizure.
After warming up, run the engine at idling speed or the lowest in-gear speed for about 15 min- utes.
During the remaining 1 hour and 45 minutes, it safe boating conditions permit, operate the en- gine in gear at less than V2 (half) throttle (3,000 r/min.).
You may throttle up beyond the recommended operating range to plane your boat, then imme- diately reduce the throttle to the recommended operating range.
For the next 1 hour:
Safe boating conditions permitting, operate the engine in gear at 4,000 r/min. or at three-quarter throttle. Avoid running the engine at full throttle.Remaining 7 hours:
Safe boating conditions permitting, operate the engine in gear at desired engine speed.
You may occasionally use full throttle; how- ever do not operate the engine continuously at full throttle for more than 5 minutes at any time.
For the remaining 7 hours of break-in operation, you may use full throttle; however do not oper- ate the engine continuously at full throttle for more than 5 minutes at a time or severe engine damage such as seizure may result.