Checking The Burner - Bosch Condens 8300i W Installation And Maintenance Instructions Manual

Inspection and maintenance
9.9

Checking the burner

1. Remove the nut and screw [1] on the burner cover.
2. Remove the burner cover.
1.
1
Fig. 47 Removing the burner cover
▶ Remove the burner and clean its components.
Fig. 48 Burner
▶ Reinstall the burner in reverse order, including a new gasket if
required.
▶ Install the burner and the burner cover.
▶ Tighten the screw ([1], Fig. 47) on the burner cover with
5.5+0.5 Nm.
42
▶ Tighten the nut on the burner cover with 15+4 Nm.
0 mm
2.
1. 1. 1.
2.
3.
0010040962-001
Fig. 49 Tighten the nut on the burner cover
▶ Check the gas/air ratio.
0010023603-002
1.
0 mm
2.
+
15+4 Nm (min. 90°)
Condens 8300i W – 6721841531 (2022/10)
1.
+
15+4 Nm (min. 90°)
0010033960-003