Maintenance; Removing The Burner - Riello TAU 55 UNIT Installation And Maintenance Manual

Regular maintenance is a legal requirement. It is also es-
sential for the safety, efficiency and durability of the boiler.
Proper maintenance keeps consumption and emissions
down, and ensures that the boiler continues to operate
reliably over time.
Perform the following operations before beginning any

maintenance.

- Switch the electricity supply OFF at the system's main
switch and at the control panel.
- Close the fuel shut-off cocks.
Proceed as follows to remove the burner:
- Remove the front panel and the top panel from the boiler.
- Unscrew the nut (1) securing the gas feed pipe to the
gas valve (2).
- Loosen the hose clamp (3) and remove the air intake
pipe (4).
- Pull the hose (5) off the pressure measurement union on
gas valve (2).
- Disconnect the cable (6) from the ignition electrode.
- Unscrew the screws (7) and remove the ignition trans-
former (8).
- Remove the three nuts (9) securing the burner to the
flue gas box. Remove the burner, taking care not to
damage the seal (10).
Reverse the above steps to fit the burner again.
b
On completion of maintenance, the original settings
must be restored and combustion fumes analysed
to verify correct functioning.

REMOVING THE BURNER

5
8
2
7
7
9
6
4
10
TECHNICAL ASSISTANCE SERVICE
MAINTENANCE
1
9
3
67