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8.4.3 Checking the burner
Fig. 8.3 Checking burner
The burner (1) is maintenance-free and needs no cleaning.
• Check the burner surface for damage, replace the
burner if necessary.
• After checking/replacing the burner, dismantle the
compact thermo module as described in Section 8.4.4.
8.4.4 Installing the burner assembly
Fig. 8.4 Replacing silicone gaskets
• Insert the new graphite seals (1) in the burner flange.
a
Danger!
The two seals (1 - fig. 8.4) on the burner assembly
(must be replaced each time the module is
removed (for example during maintenance).
The burner flange insulation (2 - fig. 8.4) on
the compact thermal module (SP no. 21-0734)
may not show any signs of damage; otherwise
it must also be replaced.
ecoTEC exclusive installation and maintenance instructions / 0020017768_02
Inspection and maintenance 8
1
1
Fig. 8.5 Installing compact thermal module
• Place the entire compact thermal module (5) onto the
integral condensation heat exchanger.
• Tighten the five nuts (2) across the diagonal until the
burner door fits closely and uniformly onto the mating
surfaces.
• Insert the ignition cable and the earth cable of the
2
ignition electrode (4).
• Only ecoTEC exclusive 832: Insert the cables on the
fan motor and the cable on the gas fitting.
Only ecoTEC exclusive 838: Close the mains coupling
to the fan.
• Connect the gas supply (6) with a new gasket to the
gas fitting. Use the spanner flat at the flexible gas line
to hold the gas line.
a
Caution!
Open the gas supply and check the appliance
for gas leaks using a leak testing spray. Pay
particular attention to the gas fitting (6).
• Check that the blue gasket in the air intake pipe (1)
is correctly located in the gasket seat.
• Insert the air intake pipe on the suction nozzles and
secure the pipe with the retaining screw (3).
1
2
3
4
5
6
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