Beretta IDRA MS 150 LE, Инструкция по установке и эксплуатации

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17
TECHNICAL ASSISTANCE CENTRE
20 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 alco-
hol or a suitable cleaning product. Dry the storage cylinder
after cleaning it.
a
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.
1
2
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.
b
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.
b
Tighten the bolts (7), proceeding diagonally around
the flange to apply pressure uniformly around the
seal.
- Fill the storage cylinder’s DHW (secondary circuit)
and check that there are no leaks from any of the
seals
- Check the performance of the storage cylinder.
9
8
7
6
5
4
21 RECYCLING AND DISPOSAL
At the end of its useful working life, do not abandon the
storage cylinder in the environment, but dispose of it
through the proper channels in accordance with applica-
ble legislation.
22 TROUBLESHOOTING
FAULT CAUSE SOLUTION
The storage cylinder functions
incorrectly or irregularly
There is air in the circuit -Bleed the circuit
The flow rate is too low or too high
-Check the flow rate of the collector
circuit
Pressure is too low
-Check that circuit pressure is approx-
imately 3 bar when cold
There is lime scale or sludge in the
cylinder
-Check and clean as necessary
Solar controller malfunction -Solar controller malfunction
The storage cylinder loses a lot of
heat overnight
There is natural circulation to the
collectors
-Make sure that the non-return valve
is efficient and closes properly. Re-
place if necessary