Descaling; Removing And Remounting The Inspection Traps; Removing The Inspection Traps - Baxi UBVT 200 DC Installation, User And Service Manual

UBVT 200...400 SC UBVT 200...500 DC
6.5

Descaling

6.6

Removing and remounting the inspection traps

12/02/2013 - 300027525-001-02
In regions with hard water, annual descaling of the appliance is
recommended in order to maintain its performance.
1. Remove the inspection traps.
¼ See chapter: "Removing the inspection traps", page 30.
2. Check the magnesium anode each time the trap is opened.
¼ See chapter: "Checking the magnesium anode", page 29.
3. Remove limescale deposits in the form of sludge or strips in the
bottom of the tank. On the other hand, do not touch limescale
adhering to the walls of the tank as it provides effective protection
against corrosion and improves the insulation of the DHW
calorifier.
4. Remove limescale deposits from the exchanger to guarantee its
performance.
5. Fit the unit together.
¼ See chapter: "Remounting the inspection traps", page
31.
CAUTION
To guarantee tightness, the gasket unit must be replaced
each time the trap is opened.
Use a new lip gasket and retainer ring for the top
4
inspection trap.
Have a new gasket on hand for the side inspection
4
trap.
6.6.1.

Removing the inspection traps

1. Turn off the domestic cold water inlet.
2. Drain the calorifier.
The domestic cold water inlet is also the drain opening.
3. Remove the inspection traps.
6. Checking and maintenance
30