Replacing The Exhaust Duct - Christie 4K40-RGB Series Service Manual

3. Tilt the reservoir slightly to unhook the rear tabs out of the plate and pull the unit partially out
of the projector.
4. Disconnect the two quick disconnect hoses.
5. Once disconnected, remove the reservoir unit from the projector chassis and set it aside on a
separate surface.
6. Replace or refill the coolant, or if required, replace the coolant reservoir.
7. To replace the coolant reservoir, follow these steps in reverse order.

Replacing the exhaust duct

Complete the following procedure to replace the exhaust duct.
1. If using an alternate heat extractor, disconnect a standard Ø8" HVAC duct from the exhaust
duct flange.
2. If using a Christie Heat Extractor kit (P/N: 38-814008-XX), disconnect it using a 5 mm hex
driver, removing the M6 screws, and the two inserts on the metal sleeve.
3. Using a 3 mm hex screwdriver, loosen the seven captive screws, including the five captive
screws on the projector frame and the two captive screws on the AC receptacle.
4K40-RGB Series Service Guide–D4K40-RGB, Roadie 4K40-RGB, Mirage 4K40-RGB
020-102960-02 Rev. 1 (12-2019)
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Ventilation and cooling
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