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21
icos system condensing -
Installation and Servicing
INSTALLATION
29 FILLING
1.
Swing the control panel down into the servicing position -
Refer to Frame 45.
2.
Remove the boiler sealing panel - Refer to Frame 44.
3.
Ensure that the isolating valves are open.
4.
Fill and vent the system. Check for water soundness.
IMPORTANT - when filling:
a.
The cap on the automatic air vent (refer to Frame 68)
MUST be loose at all times.
When filling, there may be a slight water leak from the vent
therefore electrical connections should be protected.
b.
Bleed any air from the pump and ensure that it is free to
rotate.
i.
Remove the vent plug
ii.
Using a screwdriver, rotate the shaft several times
iii.
Replace the vent plug.
Note
.
Some slight water leakage will occur.
Automatic air vent
Cap
Vent plug
2072
Pump
Rotate the shaft to free
INST
ALLA
TION
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