Westerbeke WPDS-20 Betreibershandbuch PDF herunterladen (Seite 56)

Problem

Engine stops.

(continued)

Battery

not

charging.

Battery runs down.

Westerbeke

Diesel

Engines

Probable Cause

Transmission failure.

Alternator drive

Circuit Breaker.

High resistance

leak

the ground.

Low resistance

leak

ground.

Alternator.

Preheat solenoid.

Verification/Remedy

Check the fluid

level in the

transmission. Transmission

seizure will stop the engine.

Engine will not turn over

by engaging the starter.

Check drive

belt tension.

sure the alternator turns

freely. Check

for

loose

connections. Check output

with a voltmeter. Ensure that

Volts are present at the

EXC connection. Check the

alternator as described on

page 39.

Observe if the gauges and

panel lights are activated

when the engine

not running.

Test the

Circuit Breaker.

Check wiring.

Insert a

sensitive (0-.25 Amp) Amp

meter in the battery

lines.

(Do not start the engine.)

Remove connections and

replace after the short

located.

Check

all wires for

temperature rise to

locate

the fault.

Disconnect the alternator

at the output after a good

battery charging.

If the

leakage stops, remove the

alternator and bench test

Repair

replace the unn.

Test the preheat solenoid

with a voltmeter on the

lead

the thermostart device.

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