Maintenance
8
19
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Logalux ST400/3, 500/3, 750/3 and 1000/3 "US" • Issue 07/2005
8.5
Returning the DHW tank into use after cleaning
z
Re-insert manual access cover.
While doing this, observe the correct orientation of
the manual access cover gasket: The imprint
"Deckelseite" must point towards the manual access
cover.
z
Screw in hexagon bolts (Fig. 20,
Item 1
) hand tight in
the access port cover and install the transport handle
(Fig. 20,
Item 2
).
z
Tighten hexagon bolts (Fig. 20,
Item 1
) with a
wrench by a three quarter turn (equal to the
recommended torque of 40 Nm).
z
Fill the DHW tank and restart the heating system.
z
Check all connections and the manual access cover
for leaks.
z
Insert the thermal insulating disk (Fig. 21,
Item 1
) in
front of the access cover.
z
Position top cover (Fig. 21,
Item 2
) on the DHW tank
and screw in place with four screws from the side.
Fig. 20
Inserting top access cover
Item 1:
Hexagon bolts
Item 2:
Transport handle
Item 3:
Access port cover
Item 4:
Manual access cover gasket
Item 5:
Magnesium anode
3
2
1
4
5
CAUTION!
SYSTEM DAMAGE
through faulty gasket.
z
After cleaning, we recommend you use
a new manual access cover gasket
(Fig. 20,
Item 4
) to prevent the DHW
tank from leaking.
Fig. 21
Thermal insulation – top access port
Item 1:
Thermal insulation disk
Item 2:
Tank cover
1
2