9
Maintenance
Logalux LT160/1 | LT200/1 | LT300/1 – 6 720 811 745 (2021/10)
17
Fig. 19 Replacing the magnesium anode
[1]
M8 Nut
[2]
Serrated washer
[3]
Eyelet on ground wire
[4]
M8 Nut
[5]
Serrated washer
[6]
Dished washer
[7]
Insulating sleeve
[8]
Handhole cover
[9]
Gasket
[10] Magnesium anode
9.4
Startup after maintenance
▶ Refit handhole cover (
Fig. 20 [3]) with a new handhole cover
gasket [4].
▶ Attach the eyelet of the ground wire [2] with a hex hex bolt [1] and a
serrated washer.
▶ Thread hex bolts [1] into handhole cover [3] "hand-tight".
▶ Then use a torque wrench to tighten the hex bolts [1] to 18-22 ft lbs/
25-30 Nm.
▶ Fill the DHW tank and restart the heating system.
▶ Check all connections and the handhole cover for leaks.
Fig. 20 Reinstall handhole cover
[1]
Hex bolts
[2]
Eyelet on ground wire
[3]
Handhole cover
[4]
Handhole cover gasket
▶ Reinstall thermal insulation element and front cover of tank
(
Chapter 5.3.4, page 13).
1
2
3
4
5
6
7
8
9
10
6 720 810 502-11.1T
NOTICE:
Risk of system damage from faulty gasket!
To prevent leaks on the DHW tank:
▶ Use a new handhole cover gasket [4] after every
maintenance.
NOTICE:
Risk of system damage from corrosion.
To ensure that the magnesium anode functions
properly:
▶ Fasten the eyelet of the ground wire to the handhole
cover with a hex bolt to ensure good electrical
conductivity.
1
3
4
2
6 720 810 502-12.1T
Summary of Contents for Logalux
Page 24: ......
