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TM 10-4320-343-14
4.10.14 Shutdown Solenoid Test. (Nonregulated Pumping Assemblies Only)
INITIAL SETUP
Test Equipment
Equipment Conditions
Multimeter (appendix B Section III, Item 2)
Equipment shut down, refer to
paragraph 2.5.1.2 or 2.5.2.2.
Tools
General Safety Instructions
General Mechanic's Tool Kit (appendix B
To prevent rolling or sliding, do
Section III, Item 1)
not work on equipment that is not
securely stabilized.
Do not work on equipment without
following standard shop safety
precautions.
Figure 4-18. Shutdown Solenoid Test.
WARNING
To prevent rolling or sliding, do not work on equipment that is not securely
stabilized. Ensure both wheels are secure. Failure to obey this warning may result
in serious personal injury.
a.
Pull out start/stop switch (figure 2-1, 1).
b.
Connect multimeter to largest terminal and ground terminal as shown in figure 4-1e.
CAUTION
Release oil pressure bypass switch within 30 seconds, if voltage is not indicated
(by multimeter) at the auxiliary terminal.
c.
Depress oil pressure bypass switch and monitor solenoid rod retracting and observe multimeter for +12 Vdc.
d.
If the solenoid rod does not retract or multimeter does not indicate +12 Vdc, replace shutdown solenoid
(paragraph 4.10.15).
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