Replacing The Card Cage Exhaust Fans (#30 And 31) - Christie Boxer 4K Series Service Manual

7. Remove fan 29 and replace if required.
8. To install the fans, repeat these steps in reverse order.
Replacing the card cage exhaust fans (#30 and
31)
The card cage exhaust fans (#30 and 31) draw the hot air out of the card cage.
Estimated replacement time: 3.5 minutes for servicing a single card cage exhaust fan
1. Remove the rear cover (on page 35).
2. Loosen the two captive screws securing the AC input module.
3. Swing the AC input module door out to access the required fan.
4. Disconnect the inline fan connector.
5. Remove the four screws securing the connected fan.
6. Remove the fan.
7. Transfer the grill assembly to the replacement fan.
8. To install the card cage exhaust fans, repeat these steps in reverse order.
When closing the AC input module, make sure the AC input harness routes properly and does
not get pinched.
Boxer 4K Service Guide
020-101699-04 Rev. 1 (02-2018)
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Ventilation and cooling
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