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4. Adjust valve clearances.
5. Adjust the alternator and water pump drive belt tension, if required.
6. Adjust the engine's no-load speed, IT required (Hertz). Please note that this adjustment is not a warrant-
able adjustment during or after the unit's break-in.
Servicing After Every 100 Hours of Operation
1. Change the engine's lubrication oil and oil filter.
2. Adjust the alternator and water pump drive belt tension, IT required.
Servicing After Every 250 Hours of Operation
Clean or replace the fuel filter element in the carburetor and in the electric fuel lift pump.
Servicing After Every 500 Hours of Operation
*1. Adjust the valve clearances.
3. Drain, flush, and refill the fresh water cooling system
*4. Check the condition of the starter motor drive pinion; lubricate pinion.
5. Check the outside of the engine. Make sure any oil on the engine's surface is cleaned. Any dirt or oil
on the engine inhibits the engine's ability to cool. Please keep the engine clean.
6. Check the sea water pump for internal wear. Examine the pump's cover, cam, and internal housing.
Replace worn parts as needed. Check for leaks and repair them as needed.
Servicing After Every 800 Hours of Operation
*1. Check the battery-charging alternator for proper operation.
*2. Check the tightness of bolts, nuts, and clamps.
Servicing After Every
i
000 Hours of Operation
1. Remove, clean, and pressure test the primary heat exchanger. (A local automotive radiator shop should
be able to clean and test the heat exchanger.)
NOTE: Operating in silty and/or tropical waters may require that a heat exchanger cleaning
be performed more often than every 1000 hours.
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Westerbeke Generators
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