Barco HDF W series, Service Manual

Page: 250 / 337

15. Liquid cooling circuit
a) Couple the female (F) fi tting of a plastic tube to male (M) fi tting of the syringe and emerge the tube end. Make sure that the
piston of the syringe is completely pressed in.
b) Extract cooling liquid into the syringe by pulling out the piston.
c) Turn the syringe upside down, so that the air inside the syringe is located at the outlet.
d) Push the piston in until all air bubbles inside the syringe and tubes are expelled. Ensure that the tube end in the bottle remains
emerged.
e) Pull out the piston to fi ll the tubes and syringe completely with cooling liquid. Keep holding the syringe upside down.
f) Disconnect the fi lled syringe from the tube. Make sure that there is no air inside the tube or syringe. If necessary push the
air outside the syringe and tube before disconnecting.
a b c d e f
M
F
Image 15-10
4. Couple the fi lled syringe to the inlet of the cooling circuit and press the cooling liquid inside the circuit.
Caution: Position the empty bottle above the liquid circuit (on top of projector).
246 R5905312 HDF W SERIES 24/01/2013