Westerbeke 5.5KW EDC 60HZ Operator's Manual page 26

STARTER MOTOR
A
WARNING:
When performing these procedures!
position yourself safely away from the moving parts of
the engine in case the engine starts-up. Also warn
other crew members of the danger.
IGNITION
TERMINAL
~~---'(M)
TERMINAL
'1.~
~'::;;>
- ' -
I '-" ,.
Test again by jumping the two large terminal studs. Hold the
screwdriver blade finnly between the studs. Do not allow the
screwdriver blade to touch the solenoid or starter casing, this
would cause a short.
it.
WARNING:
There will be arching as the full
starting cuaent should be "owing thru the blade of
the screwdriver.
If the starter spins, the solenoid is faulty.
If the starter fails to spin, the motor is probably faulty.
If no arching occurred, there is no juice reaching the
solenoid.
NOTE: Starter motors are either inertia type or pre-engaged.
In the pre-engaged model, the solen.oid also moves an arm
that engages the starter motor to the flywheel of the en.gine.
using a screwdriver to bypass the solelwid on such a starter
will run the motor without engaging the flywheeL Tum the
starter switch on to provide power to the solelwid. Hopefully
it will create enough magnetic field for the ann to move even
th.ough the contacts inside
the
solenoid are bad.
EMERGENCY START
Corrosion to the starter brushes and/or the solenoid contacts
can cause the sporadic problem of the engine starting one
time but not another. If corrosion is the problem, the starter
will need. to be rebuilt.
It is however, sometimes possible to get started by taping the
starter lightly with a small hammer.
With the battery switch off and no ignition,. tap lightly on the
starter/solenoid casing as shown, then
try
to start the engine.
CAREFULLY NOT TO HIT /.
FITTINGS OR WIRE CONNECTIONS
I~~~
\
TAP LIGHTLY WHERE
. INDICATED
If that fails,
turn
the battery switch on and have a crew
member tum the ignition on and off rapidly
as
you tap again
with the hammer., This may loosen the brushes and allow
contact to start the engine. When you reach a repair facility,
the starter will need to be repaired.
SERVICE
WES'IERBEKE uses a standard starter motor which can be
serviced or rebuilt at any starter motor automotive service
center,
If replacing the starter motor, make certain the new motor is
certified for marine use. Automotive starters do not meet
USCG standards.
If
in doubt, contact your WES'IERBEKE
dealer.
TO REMOVE FOR SERVICE
1. Disconnect the negative battery cable.
2.
If
necessary, remove any components to gain
full
access
to the starter motor.
3. Label and disconnect the wiring from the starter. (Do not
allow wires to touch, tape over the terminals).
4. Remove the starter mounting bolts.
5. Remove the starter from the engine.
In some cases the
starter will have to be turned to a different angle to clear
obstructions,
Engines & Generators
20