Wolf TGB-40 Maintenance Instructions Manual page 40

• Remove the plug connections from the following
components: ignition, ionisation, earth, flow and return
temperature sensor, flue gas temperature sensor and gas
fan.
Remove the hose from the mixing chamber.
• Pull the anti-radiation panel forward and unhook the
panel.
• Release the joint between the gas connection and the
mixing chamber.
• Release the nuts (3 no.) on the burner flange.
• Remove the whole assembly (mixing chamber, fan and
burner flange).
40
TGB-40/60 Maintenance instructions
Gas fan plug
Mixing chamber
Flow sensor
plug
Flue gas
sensor plug
Gas fired condensing boiler with combustion chamber
housing removed
Location of anti-radiation panel
Joint between the gas connection and mixing chamber
Location of joint
Nut on the burner flange
Location of nut on the burner flange
Ignition plug
Ionisation plug
Earth plug
Return
sensor plug
Anti-radiation panel