Cleaning The Boiler - Buderus Logano G334 X Installation And Maintenance Instructions Manual

13 Boiler inspection and maintenance
3. Turn gas valve ON/OFF button clockwise to OFF
position. Do not use force.
RISK TO LIFE
from explosion of flammable gases.
Wait five (5) minutes until all gas
WARNING!
residues have dissipated. Check
whether there is any smell of gas,
including at floor level. If there is a gas
odor: STOP! Follow instructions in
section "B" of the safety instructions on
page 30 of this manual. If there is no
sign of a gas odor, continue with the
next step.

13.5 Cleaning the boiler

The boiler can be cleaned with brushes and/or by wet
cleaning. Cleaning tools are available as accessories.
13.5.1 Cleaning the boiler with brushes
Remove burner:
RISK TO LIFE
from electric shock.
Label all electrical wiring before
WARNING!
disconnecting it for cleaning the boiler.
If cables are connected incorrectly the
system may not operate correctly with
possibly dangerous consequences.
After maintenance test the heating
system for proper function.
RISK TO LIFE
from electric shock.
Before opening a unit: disconnect
WARNING!
electrical power completely and lock to
prevent accidental reconnection.
1. Disconnect your heating system from the mains
electricity supply.
2. Shut off main gas supply valve.
40 Installation and maintenance instructions Logano G334 X gas-fired boiler • Issue 09/2005
1
Fig. 36 Gas valve
1 ON/OFF button (at ON position)
We reserve the right to make any changes due to technical modifications.