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For the installer Flue installation instructions Air flue duct for use with ecoMAX ecoMAX 613/2 E ecoMAX 618/2 E and ecoTEC boilers ecoMAX 622/2 E ecoMAX 635/ E ecoMAX 824/2 E ecoMAX 828/2 E ecoMAX 835/ E ecoMAX pro 18 E...
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OVERVIEW PART 1 Pages 4 - 35 Standard Concentric Systems Ø 60/100 (Galvanized steel air duct/plastic flue duct) PART 2 Pages 37 - 57 Optional Concentric System Ø 80/125 (Galvanized steel air duct/plastic flue duct)
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CONTENTS: PART 1 CONCENTRIC 60/100 The air/flue duct must be installed by a suitably qualified service provider, which is responsible for observing the relevant specifications, regulations and standards. Page Requirements Regulations and standards to be observed § Planning the air/flue duct Alternative termination accessories available Maximum flue lengths for ecoMAX layout...
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§ REQUIREMENTS Regulations and Vaillant ecoMAX/ecoTEC boilers The air/flue duct operates at very are certified as heating boilers low temperatures therefore no standards to be with corresponding flue systems clearance is necessary between according to EC Directive the air duct and adjacent...
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PLANNING THE AIR/FLUE DUCT LAYOUT Flexible pitched roof seal (black) Vaillant Accy. No.: 303 980 Fig. 1.9: Flexible pitched roof seal Flat roof penetration collar Vaillant Accy. No.: 009 056 Fig. 1.10: Flat roof penetration collar Black terminal kit for horizontal air/flue duct Vaillant Accy.
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PLANNING THE AIR/FLUE DUCT LAYOUT Extension pipe for variable termination kit Ø 60 mm 1 m - black including 1 support clip Vaillant Accy. No.: 303 943 Extension pipe for variable termination kit Ø 60 mm 1 m - white including 1 support clip Vaillant Accy.
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PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue lengths for use with ecoMAX ecoMAX 613/2 E 824/2 E 828/2 E 635/ E pro 18 E Accessories Accy. No. 618/2 E 835/ E pro 28 E 622/2 E Horizontal 7.0 m 303 930 Max.
PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue lengths for use with ecoTEC ecoTEC plus 612 pro 28 plus 624 plus 630 Accessories Accy. No. plus 615 plus 824 plus 831 plus 618 8.0 m 8.0 m Horizontal 303 933 Max. permitted 8.0 m 8.0 m incl.
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PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue length Fig. 1.18: Vertical flue systems Fig. 1.17: Horizontal flue systems Concentric flue length Fig. 1.19: Horizontal flue system installed with vertical termination kit...
INSTALLING THE AIR/FLUE DUCT SLIDING SLEEVE INSTALLING THE AIR/FLUE DUCT SLIDING SLEEVE NOTE: For installations where there is in- sufficient movement to allow fitting of the flue into flue outlet, a slid- ing sleeve (Accy. No. 303 915) is available. When using the sliding sleeve both the air and flue ducts of the last extension must be shortened by a further 95 mm.
INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Observe the maximum flue Horizontal air/flue duct lengths as detailed in table on page 11. Accy No.: 303 930 for ecoMAX only (Length 0.8 m) IMPORTANT: The flue hole should be cut with a Contents of the accessory: slight rise to outside if 3°...
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Once the position of the flue exit hole has been determined, the hole should be cut through the wall using a core drill of 125 mm diameter. Note: If access can be gained to the proposed flue exit point from outside the dwelling, the hole can be cut with a 107 mm core drill...
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Push the air/flue duct assembly (1) including the flexible external seal through the wall until the seal clears the outside face of the wall and pull air/flue duct back towards the boiler until the external seal touches the outside wall.
INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT IMPORTANT: Horizontal air/flue duct The air/flue duct is not concentric and the air duct has a slope of 1.5° Accy No.: 303 933 (if the air flue duct is not cut). The (Length 0.75 m) hole through the wall can therefore be drilled horizontally with no slope.
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Once the position of the flue exit hole has been determined, the hole should be cut through the wall using a core drill of 125 mm diameter. Note: If access can be gained to the proposed flue exit point from outside the dwelling, the hole can be cut with a 107 mm core drill...
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Push the air/flue duct assembly (1) including the flexible external seal through the wall until the seal clears the outside face of the wall and pull air/flue duct back towards the boiler until the external seal touches the outside wall.
INSTALLATION OF THE TELESCOPIC HORIZONTAL AIR/FLUE DUCT IMPORTANT: Horizontal telescopic air/flue duct The air/flue duct is not concentric and the air duct has a slope of 1.5° Accy No.: 303 936 (if the air flue duct is not cut). The (Length 0.4 - 0.61 m) hole through the wall can therefore be drilled horizontally with no slope.
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INSTALLATION OF THE TELESCOPIC HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Once the position of the flue exit hole has been determined, the hole should be cut through the wall using a core drill of 125 mm diameter. Note: If access can be gained to the proposed flue exit point from outside the dwelling, the hole can be cut with a 107 mm core drill...
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INSTALLATION OF THE TELESCOPIC HORIZONTAL AIR/FLUE DUCT (TOP OUTLET) • Push the air/flue duct assembly (1) including the flexible external seal through the wall until the seal clears the outside face of the wall and pull air/flue duct back towards the boiler until the external seal touches the outside wall.
INSTALLATION OF THE BLACK TERMINAL KIT Black terminal kit Accy. No.: 303 934 Contents of the accessory: • Black terminal • External wall seal Fig. 3.19: Black kit Assembly Before installing the flue duct • Use an 8 mm screwdriver to bend the catches inwards (fig.
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INSTALLATION OF THE BLACK TERMINAL KIT Assembly After installing the flue duct Danger! Before starting work, shut down the appliance and prevent it from being switched on unintentionally. • Remove the wall seal from the terminal. • Use an 8 mm screwdriver to bend Fig.
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INSTALLATION OF THE VARIABLE TERMINATION KIT Important: Variable termination kit The sleeve of the wall connector Accy. No.: must face directly upwards. 303 942 (black) 303 946 (white) Flue Terminal Clearances Contents of the kit: Please refer to the boiler installation •...
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INSTALLATION OF THE VARIABLE TERMINATION KIT • Unlock the catch between the Assembly terminal and the flue duct by After installing the flue twisting them against each other (fig. 4.5). duct • Pull the terminal out of the flue duct. Danger! •...
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INSTALLATION OF THE VARIABLE TERMINATION KIT • Fit the pipes and bends, working from the variable terminal to the selected location for the flue exit using support clips supplied fig 4.8, 4.9, 4.10 or 4.11. Caution! Pipe extensions must be fixed to the wall using pipe clamps.
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INSTALLATION OF THE VARIABLE TERMINATION KIT Fig. 4.10: Support clips with 87° bend Fig. 4.11: Support clips with 45° bends...
INSTALLATION OF THE VARIABLE TERMINATION KIT Routing around roof eaves When routing the variable termination kit around the roof eaves, additional lengths of M8 threaded bar will be required for the support brackets. Threaded bar can be purchased from most local merchants. •...
INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Observe the maximum flue Vertical air/flue duct lengths as detailed in table on Accy. No.: 303 900 (black) page 11. Contents of the accessory: • Vertical air/flue duct and terminal assembly • 40 mm air duct clamp •...
INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Pitched roof installation • Determine the point where the vertical air/flue duct and terminal assembly will penetrate the roof. • Fit the flexible pitched roof (Accy. No. 303 980) tile (1). • Working from above, insert the vertical roof duct (5) through the roofing tile and push it firmly into place.
INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Flat-roof installation • Determine the point where the vertical air/flue duct and terminal assembly will penetrate the roof. • Fit the flat roof penetration collar (1). cold roof warm roof • Stick the flat roof penetration collar firmly into place with adhesive in accordance with the ≥120...
FITTING AIR/FLUE DUCT EXTENSIONS How to add extensions Use a saw, tin-snips, etc. to cut tubes to size. No tools are required when separating extensions for cutting to size air and flue tubes separately. When doing so, the flue conduit should be twisted into a position where the shoulders on the plastic tube can be pushed through the...
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FITTING AIR/FLUE DUCT EXTENSIONS How to install elbows Accy. No.: 303 910 Example: An offset of 400 mm is measured. This value is then used, along with the table below, to determine the length of the air conduit ( = 190 mm in this case).
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FITTING AIR/FLUE DUCT EXTENSIONS How to install elbows Accy. No.: 303 911 Example: An offset of 400 mm is measured. This value is then used, along with the table below, to determine the length of the air conduit (= 284 mm) and the height (= 420 mm).
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CONTENTS: PART 2 CONCENTRIC 80/125 The air/flue duct must be installed by a suitably qualified service provider, which is responsible for observing the relevant specifications, regulations and standards. Page Requirements Regulations and standards to be observed § Planning the air/flue duct Alternative termination accessories available Maximum flue lengths for ecoMAX layout...
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§ REQUIREMENTS Regulations and Vaillant ecoMAX/ecoTEC boilers The air/flue duct operates at very are certified as heating boilers low temperatures therefore no standards to be with corresponding flue systems clearance is necessary between according to EC Directive the air duct and adjacent...
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PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue lengths for use with ecoMAX ecoMAX 613/2 E 618/2 E 622/2 E pro 18 E Accessories Accy. No. pro 28 E 25.0 m Horizontal 303 209 Max. permitted 13.0 m 30.0 m 20.0 m flue systems incl.
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PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue lengths for use with ecoTEC ecoTEC plus 612 plus 615 plus 618 plus 624 Accessories Accy. No. 13.0 m Horizontal 303 209 Max. permitted 13.0 m 25.0 m 25.0 m incl. flue systems concentric incl.
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PLANNING THE AIR/FLUE DUCT LAYOUT Maximum flue length Fig. 1.9 Fig. 1.10...
CHANGING THE APPLIANCE CONNECTION-PIECE Installation Accy No.: 303 907 for ecoMAX only Accy No.: 303 926 for ecoTEC and ecoMAX The appliance is supplied ready-fitted with the connection-piece for the 60/100 air/flue duct system. • Loosen the four screws (2) and pull the appliance connection- piece (1) upwards to remove it.
INSTALLATION OF THE SLIDING SLEEVE INSTALLING THE AIR/FLUE DUCT SLIDING SLEEVE NOTE: For installations where there is in- sufficient movement to allow fitting of the flue into flue outlet, a slid- ing sleeve (Accy. No. 303 215) is available. When using the sliding sleeve both the air and flue ducts of the last extension must be shortened by a further 85 mm.
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Observe the maximum flue Horizontal air/flue duct lengths as detailed in table on page 42. Vaillant Accy No.: 303 209 Contents of the accessory: IMPORTANT: • Horizontal air/flue duct The air/flue duct is not concentric •...
INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Ø 80/125 WITH EXTENSIONS Preparation IMPORTANT: Side flue installations The air/flue duct is not concentric and the air duct has a slope of 1.5° • Determine the installation site for • For installations where the air/flue (if the air flue duct is not cut).
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Ø 80/125 WITH EXTENSIONS • Taking each extension to be used, fit the flue duct into the air duct and secure using the 3 screws provided. • For ease of measuring and marking the air/flue duct extensions, assemble them loosely together with the air/flue duct and terminal assembly as shown...
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INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT Ø 80/125 WITH EXTENSIONS • Push the assembled air/flue duct and terminal assembly through the flue exit hole until it protrudes 220 mm out from the outside wall. • Ensure that the terminal is correctly positioned with the air inlet grille at the bottom.
INSTALLATION OF THE HORIZONTAL AIR/FLUE DUCT (80/125 Ø) Indirect installation • Fit the wall mounting (2). • Install the appliance (3) with reference to the installation and servicing instructions supplied with the boiler. • Change the appliance connection- piece (4) as described on 82 - 90 page 28.
INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Observe the maximum flue Vertical air/flue duct lengths as detailed in table on Accy. No.: 303 200 (black) page 42. Contents of the accessory: • Vertical air/flue duct and terminal assembly • Adapter (air) for Ø 110/125 •...
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INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Pitched roof installation • Determine the point where the vertical air/flue duct and terminal assembly will penetrate the roof. • Fit the adjustable pitched roof tile (1). • Working from above, insert the vertical roof duct (5) through the roofing tile and push it firmly into place.
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INSTALLATION OF THE VERTICAL AIR/FLUE DUCT Flat-roof installation • Determine the point where the vertical air/flue duct and terminal assembly will penetrate the roof. • Fit the flat roof penetration collar (1). cold roof warm roof • Stick the flat roof penetration collar firmly into place with adhesive in accordance with the ≥120...
FITTING AIR/FLUE DUCT EXTENSIONS How to add extensions Use a saw, tin-snips, etc. to cut tubes to size. No tools are required when removing previously-fitted extensions for cutting to size air and flue tubes separately. When doing so, the flue conduit should be twisted into a position where the shoulders on the plastic tube can be pushed through the spacer-...
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FITTING AIR/FLUE DUCT EXTENSIONS How to install elbows Accy. No.: 303 210 Example: An offset of 400 mm is measured. This value is then used, along with the table below, to determine the length of the air conduit (= 190 mm in this case).
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FITTING AIR/FLUE DUCT EXTENSIONS How to install elbows Accy. No.: 303 211 Example: An offset of 400 mm is measured. This value is then used, along with the table below, to determine the length of the air conduit (= 284 mm) and the height (= 420 mm).