Safety Shutdown Switches; Overspeed Switch; Main Circuit Breaker; Fuses - Westerbeke 3.0KW BPMG Operator's Manual

SAFETY SHUTDOWN SWITCHES
SAFETY SHUTDOWN SWITCHES
This~ngin~js
Protected by three shutdowu switches and
two fuses: Should a shutdown occur, do not attempt to
restan without finding and co"ecting the callse. Refer to
the heading Engine sttirts, runs and then shuts down in the
ENGINE TROUBLESHOOTING section of this manual.
OVERSPEED SWITCH
EXHAUST TEMPERATURE SWITCH
An exhaust temperature switch located at the base of the
exhaust elbow sensors an excessive exhaust temperature
(an inadequate supply of cooling water). A temperature
above 240° F will shut the engine down. Inspect the cooling
system, water pump, pump belt, seacock, water strainer,
water hoses, etc. This switch will reset itself when the
exhaust cools.
The overspeed PC board inside
the
control panel will shut .' .
. CONTROL
'. PANEL
the engine down if the engine speed (RPM'S) exceeds the
operating speed required to run the generator. The overspeed
PC board will reset itself once the engine shuts down.
FUSE
PC BOARD
rrII--rC--c---MIIIN CIRCUIT
BREAKER
MAIN CIRCUIT BREAKER AC
The main circuit breaker at the control panel will
automatically disconnect the AC power if there is an
electrical overload.
This circuit breaker should be manually switched off
when servicing
the
engine/generator to ensure that no
power is coming into the boat. The breaker is reset
manually.
FUSES
A IDA fuse located on the side of the control panel protects
the DC electrical wiring. If an electrical overload occurs the
fuse will blow
and
shut the engine down.
An 20Ain-1ine fuse protects the battery charging circuit. If
this fuse fails, the engine will continue to run but the battery
.
will.~ot
be charging.
~,
=4))
~
20A FUSE
TEMPERATURE
SWITCH
LOW OIL SWITCH
EXHAUST
ELBOW
Located just to the right of the oil filter, this switch sensors
the engine's oil pressure if the oil pressure falls to below
5 psi. This switch will shut the engine down. Check the
angle of operation, dipstick oil level and oil filter. The switch
will reset itself.
. LOW OIL PRESSURE SWITCH
\
HIGH
(Fresh Water Cooled Model)
A high water temperature switch is located at the thermostat
housing. Normally closed, this switch, should the fresh water,
. coolant's operating temperature reach approxiroately 210"1'
(99·C), will open and shut the engine down. This switch
, resets itself at 195"1' .
(LGIJOLANT_ RECOVERYTANK\
KEEP THIS HOSE .
flr§"'==="""iiIT1r'h~<L.f/
FREE FROM DEBRIS. .
-
~'-'
.. A PIPE CLEANER
WORKS NICELY
~
WESTERBEKE
10A FUSE
BAmRY CHA.RGING
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...
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Engln_e'!:& Generators
11