Baxi Solo 3 30 PF System Installation And Servicing Instructions page 18

6.0 Installation - Page 18
6.5 Assembly of Rear Flue
1. Remove the rear air box blanking plate from the wall plate
by releasing the three screws (Fig. 25).
2. Remove the blanking cap at the rear of the turret, by
pushing and turning anti-clockwise to release the bayonet
fitting (Fig. 25).
3. Locate the swaged end of the flue duct over the bayonet
fitting on the turret, taking care not to damage the 'O' ring.
Lock the flue duct in place by pressing in and turning
clockwise (Fig. 26).
4. Engage the bayonet slots of the air duct over the location
lugs on the back plate opening and press and turn clockwise
to secure the air duct to the back plate (Fig. 27).
5. In order to increase security of the flue, the bayonet tags
may be deformed to secure the flue in position.
6. Take the flue terminal assembly and engage on the flue
and air ducts. Slide the flues together to the desired wall
thickness.
7. Tape the sections together with the tape provided
ensuring a good seal is made (Fig. 27a).