64
TECHNICAL ASSISTANCE SERVICE
ENGLISH
Cleaning the condensate drain siphon
- Detach the corrugated condensate drain hose (1), and
remove the siphon. Unscrew the two caps (2) to disas-
semble the siphon.
b
IT IS MANDATORY TO CHECK AND CLEAN THE
CONDENSATE DRAIN SIPHON AND PIPES AS FAR
AS THE COLLECTOR/DRAIN POINT AT LEAST
ONCE A YEAR.
On completion of cleaning, follow the above steps in the
reverse order to refit all removed parts.
Cleaning the secondary heat exchanger
Remove the flue then proceed as follows.
- Unscrew the screws (1) and remove the top cover (2).
- Remove the turbulators (3) and check them for wear.
Replace as necessary.
- Use a flue brush or other suitable tool to clean inside the
flue gas pipes.
- Remove the condensate drain hose (4) and the siphon (5).
- Remove the flue gas temperature sensor (6).
- Unscrew the nuts (7) and remove the bottom cover (8).
- Clean out any soot.
Proceed as follows on completion of cleaning.
- Refit the turbulators (3) in the flue gas pipes, making
sure that they are correctly seated.
- Check the condition of the seals (9) and (10). Replace
as necessary.
On completion of cleaning, follow the above steps in the
reverse order to refit all removed parts.
b
Chemical solvents or detergents may be used to
clean the after-exchanger provided they are suitable
for use with stainless steel.
1
2
2
2
1
4
5
7
8
6
9
10
3
