GE AMX-II User Manual

GENERAL ELECTRIC MEDICAL SYSTEMS AMX-Il X-RAY UNIT
7-1576 SM A0654E
82 Check X-Ray Tube Filament and Stator
Initial Conditions:
[SMALL FILAMENT
>
“a
e Check that 7TB1-P1 and 7TB1-P2 are dis-
connected at the HV Transformer and the
‘ends taped (230 V may appear at these ends).
1. Turn main circuit breaker and keyed switch ON.
2. Depress the handswitch Rotor Button while
looking into the x-ray tube window. Only the
small filament is connected, the large filament is
not used in this unit. If the filament does not
glow, check for improper filament circuit or HV .
cable connection. The small filament is the one ~ i_
to the left when viewed from the anode end -
through the x-ray window.
3.
Again
depress
the
handswitch
Rotor
Button
while
и
2
21994910
looking
into
the
x-ray
tube
window.
The
x-ray
|
tube
anode
shou!d
accelerate
to
a
stable
speed
ILLUSTRATION
4-11-19
within the 2-1/2 second interval before the READY
light glows. If rotation does not occur, check for
improper connection of the stator cable.
4. Release the Rotor Button. The anode should SANIĞI
coast for at least 10 seconds before stopping. If
not, the bearings in the x-ray tube are likely to
seize and the tube should be replaced.
5. With the Operator's Panel open, again depress
the Rotor Button. Note that after 2-1/2 seconds
the ready light lights and that the neon bulb on
the 3A1 board (3A1161) lights during the 2-1/2
second interval. This indicates that the shut-off
capacitor for the 500 Hz inverter switch is charged. #
21995-P10
ILLUSTRATION 4-11-20
411-20

GE AMX-II Specifications

General

Brand	GE
Model	AMX-II
Category	Medical Equipment
Language	English