VARISTAR LHX 20
Commissioning
Cooling module 60714-050
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17
R2.1, May 10, 2012
5.5.1 Steps for bleeding
1 Open the rear of the cabinet.
2 Remove cover plate from the
lower part of the cooling module.
3 Using a 3 mm hexagonal key,
adjust the actuator manually to
position 1 (A).
Note:
Power supply to the cool-
ing module must be isolated
while the control valve is being
operated manually.
4 Have the refrigeration engineer/
plumber open the water inlet to
the cabinets.If present: open the
stopcocks in the false floor in
front of the cabinets.
Note:
Where more than one
cabinet is present, carry out
steps 1 to 3 on each cabinet.
5 Pull bleeder tube (2) out from the
module and place in a container
with a capacity of at least 1.5
litres.
6 Open the bleeder valve (1) using
the four-sided Allen key pro-
vided. Allow any air to
escape.When water begins to
pass, close the valve (1) again.
7 Repeat step 6 for all cabinets.
Note:
After bleeding 3 - 4 cabi-
nets, the plumber/engineer
should allow more water to flow
into the system.
Summary of Contents for 60714-050
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