Stopping Procedure - Westerbeke BCD 4.4KW Operator's Manual

Marine diesel generator sets
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STOPPING PROCEDURES
1. Remove the AC electrical load from the generator and allow the generator to run for 3 to 5 minutes so the
engine can stabilize its operating temperatures.
2. Depress the STOP switch and hold it until the generator comes to a complete stop. Now release this
switch.
Engine Break-In Procedures
Although your engine has experienced a minimum of one hour of test operations to make sure accurate as-
sembly procedures were followed and that the engine operated properly, a break-in time is required. The
service life of your engine is dependent upon how the engine is operated and serviced during its initial hours
of use.
Your new engine requires approximately 50 hours of initial conditioning operation to break in each moving
part in order to maximize the performance and service life of the engine. Perform this conditioning careful-
ly, keeping in mind the following:
1. Start the engine according to the "STARTING PROCEDURE" section found on page 33; run the engine
while checking that all systems (sea water pump, oil pressure, battery charging) are functioning.
2. Start the generator and allow the engine to warm up until the water temperature gauge moves into the
130-140° F range.
3. Use caution not to overload the generator. The presence of a gray or black exhaust with loss of engine
rpm (Hertz) are signs of a possible overload.
4. Run the generator at 1/2 of its rated capacity for the first 10 hours then increase the load to 3/4 of its
rated capacity. For the remainder of the break-in period, the generator may be run at different load in-
tervals.
Breaking-in a new engine basically involves seating the piston rings to the cylinder walls. Excessive oil con-
sumption and smoky operation indicate that the cylinder walls are scored, which is caused by overloading
the generator during the break-in period
As indicated above, operate the generator with a moderate load during the 50-hour break-in period. (On
one hand don't baby the engine, but on the other hand, however, don't abuse it.)
Westerbeke Generators
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