TM 55-1905-219-14-8
4-10.4. LUBE OIL PUMP CONTROLLER - MAINTENANCE INSTRUCTIONS
(Continued).
DESCRIPTION OF OPERATION
TO START THE MOTOR PRESS THE START BUTTON. THIS
ENERGIZES CONTACTOR M CONNECTING THE MOTOR
ACROSS THE LINE. M MAINTAINS ITSELF THROUGH ITS
OWN AUXILIARY CONTACT. TO STOP THE MOTOR PRESS
THE STOP BUTTON.
A VOLTAGE FAILURE WILL CAUSE M TO OPEN, STOPPING
THE MOTOR. TO RESTART, WHEN VOLTAGE IS
RESTORED, PRESS THE START BUTON (LOW VOLTAGE
PROTECTION).
AN OVERLOAD WILL CAUSE THE OL CONTACTS TO OPEN
CAUSING M TO OPEN STOPPING THE MOTOR. TO
RESTART, PRESS THE STOP-RESET BUTTON AND THEN
THE START BUTTON
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