BOSCH - Horizontal flue gas outlet 80/125 mm

Product detailed description

Horizontal flue gas outlet and air intake AZB 918, Ø 80/125 mm, length 530 mm.

A coaxial (concentric) pipe for routing the flue gas outlet and combustion air intake horizontally through an outer wall - designed for CerapurSmart, CerapurComfort, CerapurAcu-Smart and Compact condensing boilers. The set includes a 90° elbow with the AZB 604/1 extension and the AZB 931 connection.

Installation

Installation is carried out by a certified service technician in accordance with the manufacturer's instructions.

Frequently asked questions

• How can I check that „BOSCH - Horizontal flue gas outlet 80/125 mm“ fits my appliance exactly? The most reliable way is to compare the exact type/catalogue designation on your appliance's rating plate (boiler, storage tank, water heater) with the compatibility stated directly in this product's name (JUNKERS brand) and in its technical parameters above. If anything is unclear, send us the exact type designation of your appliance (including the serial number, if available) - we will gladly verify compatibility for you.
• Why is it important to use an original/compatible part rather than a universal replacement? Parts such as seals, sensors or safety components (safety valves, thermal fuses) are usually dimensioned precisely to the parameters of a specific appliance (pressure, temperature, sensor's electrical resistance) - the wrong part can cause reduced functionality, leaks, or, in the case of safety components, a genuine safety risk.
• Does this part have to be installed by a professional? For simpler, mechanical parts (e.g. seals, covers, small accessories not connected to electricity, gas or the pressurised part), a handy DIY user can usually manage the replacement after disconnecting the appliance from power and supply lines. However, for any intervention in the gas, electrical or pressurised part of the appliance (e.g. sensors located directly in the combustion chamber, safety valves, electrical modules), we always recommend a service technician - especially since such work could affect the validity of the warranty on the whole appliance.
• How can I tell that this part is worn and needs replacing? Common signs include visible wear/cracking (for seals and rubber parts), water or flue gas leaking at the part, an error message on the controller display (for sensors and electronic modules), or an obviously reduced function of the appliance (e.g. irregular combustion for burner parts). If in doubt, the safest option is to have a service technician assess the condition during the regular annual inspection.
• Is it worth keeping this part at home as a spare/service part? For parts that are normally subject to wear (seals, fuses, small mechanical parts) whose failure would mean a shutdown of heating or hot water production, keeping a spare on hand is a sensible precaution - especially for an older appliance, for which it may be harder to source the part quickly.