Barco ULC-30A, Руководство по обслуживанию

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10. Refrigeration unit
9. Remove the refrigeration unit. See "Removing the refrigeration unit", page 56.
10.Install the new refrigeration unit. See "Installing the refrigeration unit", page 61.
11.Follow the wizard’s instructions to fi ll the chiller coolant circuit. See "Filling the coolant circuit", page 28.
12.Use the wizard to close the bypass valve.
13.Install the Fan unit. See "Installation of the fan unit", page 22.
14.Finish the replacement process by fi nishing the wizard, disconnecting the PC cable, installing the covers and connecting the
chiller back to the projector, other chiller(s) and the power net.
10.2 Removing the refrigeration unit
C
AUTION
:
Perform this procedure via the service tool wizard only. Ensure all required steps have been per-
formed prior to pump removal. For more info, see "Refrigeration unit replacement process", page 55.
Necessary tools
• Flat screwdriver
• Allen wrench 4 mm
• Nut spanner 8 mm
• Wire cutters
This procedure assumes that power has been switched off. Unless otherwise stated, power must be off prior
to start with this procedure. To switch off power, see procedure "Switching off power and locking the switch",
page 15 .
How to remove the refrigeration Unit?
1. Remove the rear, left and front cover. See procedure "Removing a cover", page 17.
2. Perform the draining procedure. See procedure "Draining the coolant circuit", page 26.
3. Remove the cable ties (reference 1 image 10-2) that secure the insulation on the refrigeration Unit quick couplers.
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Image 10-2
Removing cable ties
4. Pry open and discard the insulation shells.
56 R5906015 ULC-30A 01/02/2018