Main Blower Vane Switch; Primary Lens Mount - Christie D4K25 Service Manual

Section 5: Parts and Module Replacement

5.13.4 Main Blower Vane Switch

(Estimated Replacement Time: 90 minutes + 10 minute LampLOC™ Alignment)
The Main Blower Vane Switch is located inside the Main AC Blower close to the firewall side. The vane
switch monitors the airflow from the blower to ensure there is adequate cooling provided for the lamp.
1. Remove the lamp door. See
Door, on page 5-8.
2. Remove lamp. This is required for safety
reasons. See
3. Remove the projector's rear lid. See
Rear Lid, on page 5-10.
4. Disconnect the harness from the vane switch
(Figure 5-54).
5. Remove the two nuts (3mm) securing the
vane switch to the mounting bracket (Figure
5-54).
6. When installing, repeat instructions in
reverse. Once installed, perform LampLOC
alignment. For details, see
Lamp Position (LampLOC™), on page 3-3

5.14 Primary Lens Mount

(Estimated Replacement Time: 30 minutes + 30 minutes Boresight Alignment)
1. Turn the lever on the lens mount to the unlock the lens.
2. Remove the lens.
3. Adjust offset (manually or via Motorized Lens Mount) to center the lens mount vertically and horizontally.
4. Remove the two boresight alignment screws (5mm hex) from the lens mount.
5. Remove the main focus screw (5mm hex).
6. When replacing, repeat instructions in reverse. Once the lens mount is installed, perform Boresight
Alignment. For details, see the D4K25 User Manual (P/N: 020-100882-XX).
5-38
5.4.7 Lamp
5.12.5 Lamp, on page 5-30.
3.3 Adjusting
5.4.11
™
Figure 5-54 Main Blower Vane Switch
D4K25 Service Manual
020-100880-01 Rev. 1 (06-2012)