FLUE INSTALLATION

Extended flue Saunier Duval partnumber 85091. These are connected together by push fit type joints, clamps and seals.
Table 3 The horizontal flue is extended by using one or more of the 1000 mm extension pipes, Calculation of flue cutting lengths for extended flue
Flue optionCutting length (mm)Comments outer pipeinner pipe •Using the correct number of extension kits as ta-ble 2
Side flue lefte + a - 1479e + a - 1479maximumdimension "X" without , measure dimensions a and e , see diagram9 . Cut both the inner and outer pipe to the dimen-sions given in
extension 739 mmSide flue righte + a - 1479e + a - 1479maximumdimension "X" without table 3.Important: All cutting lengths should be measuredfrom the push fit end of the extension pipe. Do not leave any burrs or sharp edges on the cut ends of the pipes.
extension 739 mm Installation of flue assembly (R) onto the elbow.•Take hold of the inner flue and push gently onto the elbow outlet taking care not to tear the 'O' ring. •Fit rubber sealing collar ( (a) fitted in the boiler flue outlet, P ) into groove at theouter end of pipe ( see dia-gram 13.
Diagram 11 Important : If the flue has been cut, ensure that thereare no burrs that could damage the 'O' ring. •Push the elbow clamp and seal over the outer flue. •For flue systems less than 1 m long, leave the cuprestrictor N ), see diagram 11. see diagram12. O ) into outer pipe.•Fit both 'O' rings •Fit outer pipe ( •Fit internal plastic flange ( N (T) ) into wall with groove to theoutside. •Pull pipe inwards to bring rubber sealing collar hard up against external wall, into the flue elbow Q ) onto outer pipe.Push along the pipe until engaged against inter- nal wall. •From inside, insert inner pipe ( (V) , oneat the inlet, one at the outlet. By necessity, they are a loose fit, apply a small amount of silicone grease to each 'O' ring when fitting. •Slacken the two screws and fit the clamp and seal

RTSNQOP U V

Pho 088 Diagram 12 Pho 087 (S) and carefully fit gasket to base of flue el-bow. •Fit spacer (b) onto underside of elbow, fit elbowonto boiler and secure with the four screws •Remove the backing from the self adhesive gas- ket (U) .
Diagram 13

L

Spacer b Restrictor a
80 165 182 Hab 243 11