Maintenance and cleaning
6 720 648 071
(2012/03)
13
7.2
Cleaning
B
Unscrew the plug [1] from the inspection port.
Fig. 11
Unscrewing the plug
1
Plug (24 mm socket)
2
Inspection port
B
Inspect and clean the interior of the tank.
B
To clean the coil run the boiler to heat the coil, then
spray down with cold water.
B
Drain all debris from the tank.
7.3
Recommissioning after cleaning
B
Seal the magnesium anode [2] back into place.
B
Seal the plug [3] back into the inspection port.
Fig. 12
Installing / removing the magnesium anode
1
Plastic plugs
2
Magnesium anode (27 mm wrench required)
3
Inspection port (plug, 24 mm socket)
B
Start up the system again.
B
Check all threaded connections for leaks.
B
Install the plastic plugs [1] at the magnesium anode
and inspection port.
NOTICE:
Risk of physical damage to the
DHW tank if limescale is broken up with
sharp implements.
B
Never break up limescale deposits with
hard or sharp implements as this may
damage the surface coating on the inside
of the tank.
6 720 648 100-11.1ITL
2
1
6 720 648 100-10.1ITL
3
2
1
1
