Servicing The Collimator; 1 Collimator Removal - GE AMX-4+ Technical Manual

GE MEDICAL SYSTEMS
REV 5
SECTION 1

SERVICING THE COLLIMATOR

1 1 Collimator Removal
CAUTION
ILLUSTRATION 1-1
TERMINAL BOX AND
COLLIMATOR CABLE ROUTING
STRAP POINT G
TERMINAL BOX
CLAMP POINT E
COLLIMATOR CABLE
This section provides procedures covering the removal and installation of the collima
tor. It also provides procedures for replacing and aligning the field lamp, aligning the
crosshairs, and replacing the brake and field lamp switches.
1. Close collimator blades.
2. Rotate X-ray tube and collimator assembly so collimator crosshair window is
facing upward.
3. Place the horizontal arm assembly in park position on top cover of unit.
Equipment Damage!
Secure the horizontal arm before removing components from the arm. Re
moving weight allows the counterweight to descend rapidly and the arm to as
cend rapidly possibly causing damage to the unit and personal injury. Use
Counterweight Lift Tool 46-303491G1.
4. Shut off power by turning circuit breaker OFF.
5. Remove two screws in bottom of terminal box located on back of vertical column
and lift off cover. See Illustration 1-1.
6. Disconnect collimator cable leads from terminal block. Record and tag leads.
7. Remove Heyco bushing and cable through bottom of terminal box.
TIE WRAPS
1-1
(MODEL 2169360, 2236420 & 2275938 SERIES)
CLAMP POINT H
STRAP POINT N
AMX-4+ SERVICE
DIRECTION 2173225-100