Motor Drive System; Motor Drive Controls And Safety Interlocks - GE AMX-II Service Manual

X-ray unit
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GENERAL
ELECTRIC
MEDICAL
SYSTEMS
AMX-II X-RAY UNIT
7-1576
SM A0654E
SEC.
17
MOTOR
DRIVE SYSTEM
initial Conditions:
@
Main power circuit breaker - ON
©
X-ray generator keyed switch - OFF
SPEED
DRIVE
e = Charger cord disconnected.
CONTROL
BRAKE
ASSIST
LATCH
KNOB
HANDLE
BUTTON
BAR
17-1
Motor Drive Controls and Safety Interlocks
1.
Check Speed Control Knob.
The Drive Motor
Speed Control Knob should rotate freely and
spring return.
2.
Place Direction Selector in FORWARD
position.
Depress Brake Handle and advance Speed Con-
trol Knob.
The slow speed should begin with
some pre-travel of the speed lever.
3.
Check Brake Handle.
The brake handle limit
switch should be actuated when the Brake
Handle is depressed within 3/8" (9.53 mm) of
its bottom, brake released, position.
4.
Check front safety bumper.
The bumper should
depress completely without binding and spring
return.
The drive power should be de-energized
when the bumper is depressed approximately 1/4
inch.
(6.35 mm).
5.
Plug the changer cord into a convenience outlet.
Check that the motor drive system is disabled
when the charger cord is plugged into a conven-
ience outlet.
23573-P10
DIRECTION
CHARGER
SAFETY
6.
Turn circuit breaker - OFF.
SELECTOR
CORD
BUMPER
ILLUSTRATION
4-11-51
4-11-41

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