Technical information

Maintenance 8
15
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Installation and Maintenance Manual Logalux LT135/2 – 300/2 • Issue 2013/08
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
8 Maintenance
It is recommended that a licensed contractor or service
company checks and cleans the tank at least once every
two years.
For unfavorable water conditions, (hard or very hard),
extreme high usage and/or high temperature, more
frequent inspections and cleanings are recommended.
8.1 Preparing the Tank for Maintenance
z Disconnect electricity to the heating system.
z Remove front cover and insulation ring from the tank
(see Chapter 5.2 „Moving the Tank Unpackaged“,
page 9).
z Drain tank. Shut off the cold feed (EK) and open tank
drain (Fig. 10, page 11). Open the highest faucet for
venting.
z Remove hex head bolts (Fig. 15, Item. 4) from the
clean-out cover (Fig. 15, Item. 3).
z Remove clean-out cover together with Magnesium
anode (Fig. 15, Item. 1) and gasket
(Fig. 15, Item. 2).
CAUTION!
TANK DAMAGE
Due to improper maintenance and
cleaning.
z Perform the inspection and cleaning at
least every two years.
z Correct any problems immediately.
Fig. 15 Removal of clean-out cover
Item. 1: Magnesium anode
Item. 2: Clean-out cover gasket
Item. 3: Clean-out cover
Item. 4: Hex head bolts
3
2
4
1