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TEchNIcAL ASSISTANcE SERvIcE
TEchNIcAL ASSISTANcE SERvIcE
15 TEMPoRARY ShUTDoWN
If you are going away for a short period of time like a weekend
or a short holiday, etc., and outdoor temperatures are going to
remain above ZERo, proceed as follows.
− Adjust the storage cylinder thermostat to its minimum
setting.
9
If outdoor temperature may drop below ZERo (risk of
freezing) perform the operations described in the "Preparing
for extended periods of disuse" section.
16 PREPARINg FoR EXTENDED PERIoDS oF DISUSE
If the storage cylinder is not going to be used for an extended
period of time, perform the following operations:
− cover the solar collectors with suitable protection
− Switch the electricity supply to the storage cylinder's
valve group and to any associated boiler oFF at the main
switch and at the control panel
− close the shut-off cocks for the domestic hot water circuit.
9
Drain the domestic hot water circuit if there is any risk of
freezing.
contact your local
encounter any problems in completing the above procedure.
17 MAINTENANcE
Scheduled maintenance is essential for the safety, efficiency and
long working life of your storage cylinder. Proper maintenance
also reduces energy consumption and ensures reliability
over time. have your storage cylinder serviced either by the
manufacturer's Technical Assistance Service or by a qualified
heating engineer at least once a year.
Perform the following operations before beginning any
maintenance:
− Switch the electricity supply to the storage cylinder's
valve group and to any associated boiler oFF at the main
switch and at the control panel
− close the shut-off cocks for the domestic hot water circuit
− Drain the storage cylinder's DhW (secondary) water
circuit.
R
Technical Assistance Service if you
18 cLEANINg AND REMovINg INTERNAL coMPoNENTS
EXTERNAL CLEANING
clean the outside of the storage cylinder with a soft cloth damped
in soapy water. To remove stubborn marks, use a cloth damped
in a 50% mix of water and denatured alcohol or a suitable
cleaning product. Dry the storage cylinder after cleaning it.
0
Do not use abrasive products, petrol or triethylene.
INTERNAL CLEANING
Removing and checking the magnesium anode
− Remove the plug (1) and insulation (2), and use a suitable
wrench to unscrew the anode holder (3)
− check the magnesium anode for wear and replace it if
necessary.
on completion of cleaning, follow the above steps in the reverse
order to refit all removed parts.
NoTE: Tighten the anode plug to a torque of 25-30 Nm.
3
Cleaning inside the storage cylinder
− Remove the screws (4)
− Remove the flange cover (5)
− Remove the insulation (6)
− Unscrew the bolts (7) and remove the cover (8)
− Remove the seal (9)
− clean inside the storage cylinder and remove any residues
through the access hole.
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check the seal for wear and replace it if necessary.
on completion of cleaning, follow the above steps in the reverse
order to refit all removed parts.
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