Installation Instructions cascade
Contents
1. PAL O QqE 002 009z 002 0093 002 00ec 004 OOTe 002 000z ulu UI I H Ove Ove Ove Ove Ove 9 006 002 091 Gel OLL Ice v8c LYZ Old ELT 1 002 002 002 002 002 a 0c6L 09Lp 0261 0976 066L 0940 0s9L 0902 0s9lL 09 L 9 a apeosed suolsu uuip 099 099 099 099 099 V S090 10 SLSO X 9 S090 10 SI SOX S S090 10 SLSO X r S090 40 SLSO x S090 10 SIGO X Z Si lioq Jo J2quinu C 8PEOSEJ DYLV suononulssui uogelje su JS LO G apeoseg Dv y SUORONIsU UOeJjeJsU 2 henchman J RECOMMENDED ATAG Heating UK Ltd Unit M1 Hilton Business Park East Wittering West Sussex PO20 8RL Phone 01243 673888 Fax 01243 673444 E mail info atagheating co uk Internet www atagheating co uk Ditributor for Ireland Total Energy Management Ltd Unit 9 Ballybritt Industrial Estate Monivea Road Galway Ireland Phone 091 769174 Fax 091 769485 E mail info tem ie Internet www tem ie E amp O E This renewed publication cancels all previous installation instructions The company reserves the rig2. The ATAG pipe sets consist of a 3 collective flow and return pipe for the extension appliances a2 collective gas pipe for the extension appliances the individual flow return and gas connections pipes for the extension appliances 2xvalves 1 x non return valve 1x gas tap extra suspension bracket with fixing material assembly material The following components are present in the appliance as a result of which additional building is unnecessary a 3 bar overflow valve fitted in every appliance which is connected to the condensation drain pipe awater filter which is fitted in the return pipe of every appliance The components that are necessary on the system side Secondary part of the header are not supplied by ATAG This relates to the following components the system pump the system water filter the system control valve the condensate drainage system Fi Fi Fi w PA example installation of 5 S HR appliances figure 4 4 4 Installing the hydraulic system The heating installation must comply with the the actual regulations
3. y w wx v te YY YV Y Y Y U 9 Y YV Y Y Y Y o Bracket cascade 2 3 Bracket cascade 4 8 s 2 dimensions support brackets figure 6 b Installation instructions ATAG Cascade N 4 5 Fitting the gas line For dimensions see gas pipe table 1 The connection should be mounted in accordance with the local regulations Fit the gas pipe in the bracket The connection of the gas pipe can be mounted to the left as well as to the right of the appliance The gas pipes of the pipe sets are provided with 2 threaded ends The pressure loss for a new gas pipe which is to be installed may be a maximum of 1 7 mBar For an extension this is amaximum of 2 5 mBar This is measured between the gas meter and the appliances which are fully operational For proper operation of the appliance it is necessary that the prepressure of the gas system is higher than 15 mBar when the appliances are in operation Always use an appliance connection of 22 mm or 34 for the gas pipe of the Q51 and Q60 A Make sure that the gas pipe work does not contain dirt particularly with new pipes 46 LPG When the boiler has to be transformed from natural gas to LPG ATAG supplies special LPG kits for each boiler In this case use also the instructions supplied with the LPG kit A Each LPG boiler has to be provided with its own house pressure regulator 5 Connecting the boilers 5 1 Fitting the boilers and boiler connection
4. condensation drain of the appliance The collecting condensation drain pipe should be connected to the drain by means of an open connection By this means the possibility of drain gases ending up in the boiler is prevented The drain connection should have a minimum diameter of 32mm Connect the condensation drain pipe according to the actual regulations The lowest point in the Overpressure Flue System must be provided with its own condensation drain siphon and must be connected to the drain Draining of the condensation water to the external rain guttering is not permitted in view of the danger of freezing Using the hot water facility Connecting of drinking the drinking water installation should be done according to the BYE laws A hot water supply can be incorporated in the cascade installation As standard the internal boiler control of the appliance can be used The CH side resistance of the boiler should also be taken into account The permitted resistance can be found in the installation instructions of the relevant appliance If the boiler has a water side resistance which is too great then you could choose to have the CH side of this boiler to the secondary side of the header Installation instructions ATAG Cascade O mk W Z aunbBy wu UI suoisuauip SJ9 109 S090 X p JO uollej elsu i apeoseD Aued piy Aq peijddns jayoeig jjem M N APIs 118199 Th
5. means of 2 unions and or bends As a result the following hydraulic combinations can be compiled for 5 appliances 4 1 for 6 appliances 4 2 for 7 appliances 4 3 for 8 appliances 4 2 2 Bl Bl Cascade hydraulic 1 x HCC2019U CBL BILBI Cascade hydraulic 1 x HCC3019U e el B B Bi Cascade hydraulic 1 x HCC4019U e BIL BIL BIL BIL I Cascade hydraulic 1 X HCC4019U 1 x ALC1004U D NM 8l BI 398 BIL BI 8 Cascade hydraulic 1 X HCC4019U 1 x ALC2004U SIL SIL aL BIL BIL BIL 38 Cascade hydraulic 1 X HCC4019U 1 x ALC3004U e BIL BIL BIL BIL BIL BIL BIL B Cascade hydraulic 1 X HCC4019U 2 x ALC2004U z LEE gt Z 8 JE J B JE Cascade hydraulic back to back 1 x HCC4019U a AS 2 x ALC2004U A El 8 El Cascade hydraulic corner position 1 x HCC4019U BIL BI BIL BI BI B 2 X ALC2004U gt El cal summary of hydraulic cascade systems figure 2 4 2 Dimensions ATAG HCC hydraulic cascade system number of in
6. HCC2019U for 3 appliances type HCC3019U for 4 appliances type HCC4019U The ATAG hydraulic system is supplied ready to use The delivery consists of headers with a collective flow and return pipe individual connection pipes between the collective flow and return pipe and the appliance in g 35 mm 2 x valves per appliance 1 x non return valve per appliance collective gas pipe and the individual appliance pipe 1 x gas tap per appliance suspension bracket with fixing material assembly material installation instructions In addition to this the hydraulic system of 4 appliances HCC4019U can be expanded to 8 appliances by using pipe sets This is possible because ATAG has pipe sets especially available for this application for adding 1 appliance type ALC1004U for adding 2 appliances type ALC2004U for adding 3 appliances type ALC3004U The header can be installed on the left or the right The hydraulic pipe systems from 4 appliances are fitted with a 3 end caps These caps can be removed and by using threaded unions expansion of the hydraulic system can be achieved In the event of a corner installed a standard threaded bend and a 3 adapter will have to be fitted in order to come from the wall in the correct position These threaded bends or unions and adapters are not supplied by ATAG because these are too dependant on the system The same is true of the 2 gas pipe which is supplied This can be connected by
7. Installation Instructions I f i a IL u i J f _ j cascade a MU wi Installation instructions ATAG Cascade N L INTOQUCI N diia loteo beca 3 2 Regulations sora ii ltda cdi 5 8 t Descriptio M vitamina RA 6 S Bole terceras ear asia ou NoE leas 6 8 2 SUQWM uu aa a deda YE deda a Baade oda dy OSA ada SEE AGA ACE 6 3 3 ElydrauliG Systema al A aa Rp eet He ev ees A Andie 6 3 4 GOntr l SySteM ai a dada E ace ee eee 7 4 Hydraulic system and Qas line at ics ywa ee a ida al a 8 4 11 Elydrallic S Ste Mi cistitis 8 4 2 Dimensions ATAG HCC hydraulic cascade system narran arc nn aaa aaa aaa cca 9 4 3 Self constructed hydraulic system uuu u umu aq e aaa aaa aaa aaa aaa aaa aaa ananasa 10 4 4 Installing the hydraulic system aaa aaa aaa aaa aaa aaa aaa 11 45 Fittingthe gas lime za aun R O R R anta ele dza ee need 12 4 6 LPG a aaa tw ya Posay luna ges pada viata kayqa 12 5 G necti g the Doleris zasadzi Z O a dd AAA EZ aaa dy ow G reta 12 5 1 Fitting the boilers and boiler conneciions eee eau aaa aaa anna 12 52 Expamsionmvyessel uuu a au EZ PE ta 13 5 3 Condensate drain a udac add AG eRe CA a 13 5 4 Using the hot water facility eee eee u uuu qasasqa cnn narran rra 13 1 Introduction I These instructions describe the functioning and instal
8. When installing the ATAG hydraulic cascade system one should take into consideration the position where the system pipes are connected to the header The position of the cascade system determines where the appliances should be suspended because the individual connection pipes are connected directly from the appliance to the collector pipes Fitting the pipe sets of installations with more that 4 appliances is undertaken using 3 thread unions All CH pipe sections of the extension sets are provided with 3 threaded ends If the ATAG hydraulic cascade system is not used then the measurement details from table 2 can be used In addition to this the other dimensions of the components such as valves and non return valves must be taken into consideration Bear in mind the maximum water displacement of the transport pump If necessary adjust the control valve to the maximum collective water displacement of the individual appliance pumps Bear in mind the individual connections of the appliances when fitting the wall brackets HE gt gt gt Elf 955 946 170 i A 7 D ko o O E BE s 2 O N 5 no c lles ta e lt lt LO N 2 a O El lo a F 3 N z to IN oO LO g
9. ht to change the specifications and dimensions without prior notice
10. lationof ATAG Q central heating units in cascade for the United Kingdom and Ireland Where necessary the different regulations for each country are separately described These instructions are intended for the use by Corgi registered installers who are involved with the installation and putting into operation of ATAG units It is advisable to readthese instructions thoroughly wellin advance ofinstallation Separate instructions for use are supplied with the unit for users of ATAG central heating units ATAG is not liable for the consequences of mistakes or shortcomings that have found their way into the installation instructions or user s manual Further ATAG reserves the right to alter its products without prior notification When delivering the unit give the customer clear instructions concerning its use present the customer with the user s manual and card Each unit is fitted with an identification plate Consult the details on this plate to verify whether the unit is compliant with its intended location e g gas type power source and exhaust classification On completion of the installation the installer or commissioning engineer must fill out and complete the Benchmark commission section of the boiler logbook and hand to customer or end user for future record keeping The Benchmark log book must also be filled out and completed by the service agent following each service call and returned to the customer Acopy of the Benchmark commissi
11. n and Use All gas appliances must by law be installed by a competent person eg Members of CORGI and in accordance with the current Gas Safety Regulation Failure to install appliance correctly could lead to prosecution In addition to the above regulations this appliance must be installed in compliance with the current IEE Regulations the Building Standards Scotland Consolidation Regulations Regulations and bye laws of the Local Water Authority and the Current Health and Safety Regulation Ireland Irish standard 813 Domestic gas installations The current Electricity at Work Regulation must be complied with and also be in accordance with the relevant and current editions of the British Standards The ATAG Q boiler is a certified appliance and must not be modified or installed in any way contrary to this Installation Manual Manufacturers instructions must not be taken in any way as overriding statutory obligations The ATAG Qis a central heating unit These units must be connected according to the instructions which came with the boiler this installation manual and all installation norms in respect of the part of the unit to be connected Observe the following rules of safety All work on the unit must take place in a dry environment ATAG units may never be in operation without their housing except in connection with maintenance or adjustments see Chapter 13 and 14 Never allow electrical or electronic components t
12. o come into contact with water Carry out the following tasks in connection with maintenance etc to an already installed unit Shut down all programmes Close the gas tap Remove the plug from the wall socket Close the stop cock of the unit s intake connection Take note of the following when maintenance or adjustments are needed The unit must be able to function during these activities for this reason the unit s supply voltage gas pressure and water pressure must be maintained Ensure that this is not a source of potential danger during these activities Following maintenance or other activities always check the installation of all parts through which gas flows using leak search spray Following maintenance or other activities always replace the housing and secure it with the screw behind the door at the front of the casing The following safety symbols may be encountered in these installation instructions and on the unit KEY symbol This symbol indicates that assembly or dismantling must be carried out ATTENTION symbol This symbol indicates that extra attention must be paid in connection with a particular operation Installation instructions ATAG Cascade O gal Installation instructions ATAG Cascade 3 Description Forinstallations where greater capacities are requiredthan the Q 60S can supply then by linking several ATAG Q appliances in cascade the ATAG cascade system is the sol
13. oning certificate must be returned to ATAG Heating UK Ltd along with the warranty registration card to register the appliance for the standard warranty benefits Relevant Installation Service and User manuals ATAG PP Overpressure Flue system cascade ATAG BrainQ Digital room thermostat ATAG Mad Q Cascade Zone controller Installation instructions ATAG Cascade O Installation instructions ATAG Cascade R Overpressure flue system Appliances Control systems Hydraulic system description of the components individual air supply unit air filter individual flue gas outlet unit gas valve flow and return valves with tapping facility non return valve flow sensor control installation pump delivery by third party collective flow pipe CO AI O O1 Co N figure 1 collective gas line collective return pipe fixing bracket water filter delivery by third party regulating valve delivery by third party header cascade control outside sensor 2 Regulations gt gt z gt The following regulations apply to installation of ATAG central heating units Legislation and Regulations Gas Safety Installatio
14. put output Q m h D1 D2 D3 D4 D5 A1 A2 A3 appliances maximum maximum maximum P1 mm da mm s z mm mm mm 2and3 120 180 114 171 4 54 6 81 35 2 127 133 1 440 500 660 4 to 8 240 480 228 457 9 08 18 16 35 3 224 230 Y 2 660 745 930 ATAG hydraulic cascade system Q boilers table 1 D4 D1 D1 P1 ee aa C ea 4 f EQ 4 A A DZ 4 i D2 A3 Al cree A D5 f D2 f VT Te R 2 V Went en D2 header figure 3 If desired the hydraulic system can be self constructed In that case use the dimensions shown in table 2 and fig 3 Installation instructions ATAG Cascade O Installation instructions ATAG Cascade 4 3 Self constructed hydraulic system number of input output Q m h D1 D 2 D3 D 4 D5 A1 A2 A3 appliances maximum maximum maximum P1 mm mm mm a E mm mm mm 1 60 57 2 27 35 1 80 88 325 360 460 2 120 114 4 54 35 2 104 108 1 355 400 560 3 180 171 6 81 35 2 127 133 1 440 500 660 4 240 228 9 08 35 2 127 133 1 440 500 660 5 300 286 11 35 35 2 154 159 Y 2 545 615 720 6 360 343 13 62 35 2 185 193 2 675 745 860 7 420 400 15 89 35 82 90 211 219 2 765 845 975 8 480 457 18 16 35 82 90 211 219 2 765 845 975 9 540 514 20 43 35 82 90 211 219 2 765 845 975 10 600 572 22 70 35 82 90 211 219 2 765 845 975 determining the diameter for the self constructed hydraulic section table 2
15. s Position the appliances according to the sizes indicated in table 3 and figure 7 The necessary accessibility to the side of the appliances should be minimal such that the mutual distance between the appliances is 4 cm The hydraulic system is laid out to this mutual measurement A The mutual distance between appliances must be 4 cm You can use figure 7 for the fitting of the appliances For the suspensions measurements you can use the template supplied with the appliance Fitthe valve in the flow pipe of the boiler Fitthe valve non return valve and the T piece with the drain valve in the return pipe of the boiler If the ATAG non return valve is not used you should bare in mind that the minimum internal bore of the non return valve must be 114 5 2 5 3 5 4 Expansion vessel The hydraulic cascade system is supplied complete with valves These valves are not provided with hand wheels as a result of which it becomes unnecessary to fitexpansion tanks for each appliance One centrally installed expansion tank will suffice If valves with fitted hand wheels are used then an expansion tank should be installed foreach appliance The capacity of this expansion tank should be at least 12 litres The connection of the expansion tank must be mounted in the return pipe between the valve and the appliance Condensation drain A Each appliance is provided with its own overflow valve which is also connected to the integrated
16. t in controller be fitted as standard in every Control Tower of the ATAG Q appliances As a result of this no equipment needs to be fitted on the wall All electrical connections such as the external circulation pump can be connected to a specially supplied cable tree For installations of max 8 boilers the product range of the ATAG Q Controls consists of the following parts ATAG Mad Q 23BC Cascade and Zone controller for 1 direct 1 mixing and DHW zone including 1 VF20 flow sensor ATAG Mad Q 233BVVC Cascade and Zone controller for 1 direct 2 mixing and DHW zones 3 variable inputs en 2 variable outputs including 2x VF20 flow sensors ATAG Mad QBrain RS for remote control of the Mad Q Outside sensor ARV12 See for further details the installation manual ATAG Mad Q OOOO O O cascade controller Control Tower built in cascade controller figure 2 Installation instructions ATAG Cascade O Installation instructions ATAG Cascade 00 4 Hydraulic system and gas line 4 1 Hydraulic system Use only potable water for filling the heating system When the water hardness of the filling water exceeds gt 12 D and the volume of the installation gt 20L kW the water has to be treated until below the maxi mum value of 12D The pH value of the installation water must be between 5 and 8 5 Several complete hydraulic systems are available from ATAG for 2 appliances type
17. ution These installations replace larger boilers or supply sufficient capacity for new larger installations For this ATAG provides the TOTAL SOLUTION This consists of Appliances The hydraulic system The overpressure flue system The control system A The standard Q51S and Q60S boilers can be installed in cascade The hydraulic system and overpressure flue system have the ready to install dimensions for easy installation In case of a cascade installation use always a low velocity header for further details see the installation and service instructions of the ATAG Q boiler The overpressure flue system is specific designed by ATAG to fit on the Q51S and Q60S boilers This combination is certified by KIWA Gastec nr 0063BQ3021 This means that this overpressure flue system may only installed on ATAG Q51S and Q60S boilers The component can easily recognized by a sticker with CE number Each boiler connected to the flue system must be provided with a flue non return valve type RO0800PU See for further details the installation instructions ATAG Overpressure Flue system See chapter 4 3 4 Control system The ATAG Q Control system is perfectly matched to the ATAG Q appliances The combination of the ATAG cascade control and the Q appliances will because of the intelligence of the system provide the maximum efficiency and the most consistent temperature The ATAG control system can with the aid of a buil
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