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Section 5: Parts and Module Replacement
5.8.6 Liquid Cooling Assembly
(Estimated Replacement Time: 60 minutes)
The liquid cooling assembly is located in the IOS compartment of the projector and is comprised of a reservoir
and pump assembly with dedicated cooling tubes that are routed to the three DMDs on the light engine. Quick
disconnect, dripless connectors are used on the tubing for easy, no mess servicing of this assembly.
1. Remove the front top lid. See
Front Top Lid, on page 5-5.
2. Remove the radiator air filter cover.
See
5.5.2 Radiator Air Filter, on page
5-11.
3. Remove the access panel frame. See
5.4.10 Access Panel Frame, on page
5-9.
4. Using a #2 Phillips
screws securing the radiator to the
frame.
5. Using a stubby #2 Phillips
the knob screw securing the liquid
cooling assembly (Figure 5-22).
6. Disconnect the two quick disconnect
hoses (Figure 5-22).
7. Open the LVPS/LPS cover and
disconnect the pump harness its inline
connector.
8. Remove liquid cooling assembly.
5-18
5.4.2
, remove the four
™
, loosen
™
Figure 5-22 Liquid Cooling Assembly
D4K25 Service Manual
020-100880-01 Rev. 1 (06-2012)
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