LORAD AFFINITY Series, Service Manual

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P/N 9-500-0255 6-43
Service Manual
Chapter 6: Maintenance—Remove and Replace Procedures
C-Arm Components—Remove and Replace
3.2.8 Light Field Lamp Assembly with Fan
To replace a blown lamp within the Light Field Lamp Assembly, refer to Section
3.2.9. To replace the fan within the Light Field Lamp Assembly, refer to Section
3.2.10
1. Remove the tubehead covers as per Section 3.2.1.
2. Remove the C-arm Top Cover as per Section 3.1.2, Step 2.
3. On the Filament Protect Board (Figure 6-16, Item 2), disconnect the fan power
cable.
4. Disconnect the Light Field Lamp Assembly wiring harness from the Tubehead
Control Board (Figure 6-16, Item 9).
5. Loosen and remove the 4 mounting screws (Figure 6-30, Item 3) that secure the
Light Field Lamp Assembly to the tubehead frame.
6. Slide the assembly out taking care not to damage the lamp or other collimator
components (mirror, filter, etc.).
7. Reverse this procedure to install the replacement Light Field Lamp Assembly
with Fan.
8. Perform the following procedures prior to releasing the unit to the user:
A. Chapter 4, Section 7.0,X-ray and Light Field Check and Alignment Proce-
dures, p. 44
Figure 6-30: Light Field Lamp Assembly with Fan—Removal