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 TM 55-1905-219-14-5
3-65.3. AUTOMATIC ELECTRICAL SHUT-DOWN SYSTEM (Cont).
(2) As the water temperature increases, a plunger rises and contacts a wheel which is attached to the
switch actuating lever. A further increase in water temperature forces the contact end of the actuating lever
upwards. When the water temperature reaches 2055 (96 2.9 ), this lever forces the switch button
F
C
upwards into the switch block thus closing the switch. Since this lever is spring loaded, the contact end of the
lever moves away from the switch button as the water temperature decreases.
(3) If the engine has been stopped by any of the above mentioned switches, the shut-down valve
must be re-set in the OPEN position before the engine can be started.
(4)
For maintenance instructions, refer to the following paragraphs:
DESCRIPTION
PARAGRAPH
Time Delay Relay
Water Temperature Alarm Switch
Fuel Oil Pressure Alarm Switch
Lubricating Oil Pressure Alarm Switch
3-1169
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