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*3. Retorque the cylinder head bolts.
*4. Adjust valve clearances.
5. Adjust the water pump drive belt tension, if required.
*6.
Adjust the engine's no-load speed, if required (Hertz) and the regulator board's voltage output
adjustment as needed. Please note that these adjustments are not a warrantable adjustment during or after
the unit's break-in.
7. Check electrical connections to the fuel solenoid. Make sure the fuel solenoid operates properly when
10-12 volts are present at the solenoid during preheat.
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, if required.
3. Check siphon break assembly for proper operation (when installed).
Servicing After Every 250 Hours of Operation
1. Replace the spin-on fuel filter element on the engine-mounted filter assembly.
Servicing After Every 500 Hours of Operation
*
1. Adjust the valve clearances.
*2. Torque the cylinder head bolts.
3. Drain, flush and refill the fresh water cooling system. There are two drain plugs for the fresh water
system. One on the lower side of the heat exchanger and the other behind the hose adjacent to the engine-
mounted fuel filter.
*4. Check the condition of the starter motor drive pinion; lubricate pinion.
5. Check the resistance of the glow plugs
(.4
to .6 ohm). Remove the glow plugs from the engine and
clean the carbon build up from the pencil end. Use anti seize compound on the threads when reinstalling.
6. Check the internal condition of the water injected exhaust elbow. Inspect the exhaust and water
passages. Remove any carbon and/or corrosion build up.
7. Check the raw water pump for internal wear. Examine the pump's cover, cam, and internal housing.
Replace worn parts as needed. Check for leaks at seals or gaskets and repair them, as needed.
Note: Items highlighted by an asterisk (
* )
should be performed by a competent mechanic.
WESTERBEKE GENERATORS
64
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