Zip AquaFlo II AF3090, Инструкция по установке, обслуживанию и эксплуатации

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AquaFlo Installation, Maintenance and User Instructions Page 23 of 24 V 2.01 - October / 2012
AnnUAL SErvICIng
A competent installer should carry out the following checks on an annual basis, ideally at the
same time as the annual boiler service.
1. The expansion relief valve on the inlet control set should be eased open allowing water to
flow for 5 seconds. The valve should then be closed making sure it re-seats correctly. Repeat
this procedure with the pressure/temperature relief valve. Always ensure that the discharge
pipework is allowing the water to drain away adequately. If not check for blockages etc. and
clear.
WARNING: THE WATER DISCHARGED MAY BE VERY HOT!
2. Ensure that any immersion heaters that are fitted are working correctly and that they are
controlling the water at a temperature of between 55°C and 65°C.
3. Make sure the pressure in the expansion vessel is charged to 0.3 MPa (3 bar).
If not turn off the water supply to the unit and open a hot tap, run the tap until the water
ceases to flow. The valve on the expansion vessel is a Schrader (standard car tyre) type.
Air or CO
2
can be used to re-pressurise the expansion vessel.
4. Remove the head on the inlet control set by unscrewing, and clean the mesh filter within .
yoUr WArrAnTy mAy BE voID WITHoUT Proof of AnnUAL SErvICIng.