41
Maintenance
FDCW60-W
When your heat pump is located outdoors some external
maintenance is required.
NOTE
Insufficient oversight can cause serious damage to HSB
which is not covered by the guarantee.
Checking grilles and bottom panel on FDCW
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anything else regularly throughout the year.
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Keep free of snow and ice
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drain holes on FDCW.
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Cleaning of the Storage Tank
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storage tank operation. The amount of deposited scale depends
on the water hardness, the operating temperature and operating
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heat output of the storage tank, increase power consumption
and extend the heating time. It is recommended to clean the
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1.
Prepare a new inspection opening gasket. The old gasket
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gaskets, see the manual for PT300.
2.
In storage tanks with the electric heating unit installed,
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3.
Switch the storage tank coil heaters OFF and wait until the
water inside cools down.
4.
Cut-off the hot water supply and drain the storage tank
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6.
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attention to not damage the ceramic enamel coating.
7.
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8.
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9. Check tightness of the inspection opening.
10.
Replace the insulation and inspection opening blanking
plate.
Once cleaned, the unit is ready to use.
IMPORTANT
During mechanical cleaning, be careful not to damage the
enamel. In the case of chemical cleaning, pay special
attention to neutralize the chemicals used for cleaning.
Torque
35 ± 5 Nm
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