Viessmann VITODENS 100-W Manual page 58

Service Instructions
Routine Servicing Instructions
Burner installation
1. Install the burner and torque
screws A diagonally.
2. Tighten the fittings on the gas con-
nection pipe B.
3. Insert air pressure switch connec-
tion pipe C onto the gas valve
Outlet connection.
58
(Fortsetzung)
4. Replace electrical cables from fan
motor D, gas valve E, and igni-
tion unit F.
5. Open gas shut-off valve and switch
on the mains.