LORAD AFFINITY Series - Tubehead Components

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P/N 9-500-0255 6-35

Service Manual

Chapter 6: Maintenance—Remove and Replace Procedures

C-Arm Components—Remove and Replace

3. Disconnect the wiring harness from the jack on the circuit board.

4. Remove the 2 screws that secure the detect board to the board mount on the C-

arm frame. Pull the board from the unit.

5. Install the replacement C-arm Accessory Detect Board by reversing this

procedure.

6. Apply power. Using a piece of paper or cardboard, block each sensor

individually and verify the Run Mode Screen changes accordingly.

3.2 Tubehead Components

This section details the removal and replacement procedures for the components inside the

tubehead assembly, including the x-ray tube and the beam limiting device. Alignment,

adjustment or calibration instructions are provided.

3.2.1 Tubehead Covers

The x-ray tubehead enclosure is comprised of an upper cover and a lower cover

(Figure 6-24). The lower cover must be removed first.

1. Remove power from

the unit. Remove the

aperture (if installed)

from the slit in the

tubehead.

2. Remove the screw that

secures the front of the

lower cover. This

screw is accessed from

the bevel in the

aperture slot.

3. Pull the front of the

lower cover down

slightly to free it from

the upper cover, then

pull it away from the

C-arm.

4. Remove the 2 screws

that secure the front of

the upper cover to the

tubehead chassis. Pull

the upper cover up and off of the C-arm until the alignment holes on the rear of

the cover clear the locating pins on the C-arm Frame.

5. Reverse these steps to install the upper and lower tubehead covers.

Figure 6-24: Tubehead Covers—Removal