Rotex RKOMB22AAV1 Installation Instructions Manual Download Page 10

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ROTEX Heating Systems GmbH

3.1

Accessories

Description

Article numbers

B-pack small

EKFJS*AA

B-pack middle

EKFJM*AA

B-pack large

EKFJL*AA

Valve kit

EKVK4AA

Cover plate

EKCP1AA

Outdoor sensor

EKOSK1AA

3-Way valve set

EK3WV1AA

Flue gas adapter Concentric

80x125

EKHY090717

Flue gas adapter Parallel 80 mm

EKHY090707

Propane conversion set *KOMB28AAV1

&KOMB33AAV1

EKHY075787

Propane conversion set *KOMB22AAV1

EKPS075867

Summary of Contents for RKOMB22AAV1

Page 1: ...ROTEX Heating Systems GmbH RKOMB22AAV1 RKOMB28AAV1 RKOMB33AAV1 Installation instructions English...

Page 2: ...o com o previsto em 09 10 under iagttagelse af bestemmelserne i 11 enligt villkoren i 12 gitt i henhold til bestemmelsene i 13 noudattaen m r yksi 14 za dodr en ustanoven p edpisu 15 prema odredbama 1...

Page 3: ......

Page 4: ...ting pump setting 43 7 5 Weather dependent regulation 44 7 6 Conversion to different type of gas 45 7 7 Gas air regulation 45 7 8 Setting gas air regulation 46 8 Malfunctions 48 8 1 Show last malfunct...

Page 5: ...DHW installation Symbols The following symbols are used in this manual CAUTION Procedures which if they are not carried out with the necessary care may cause damage to the product the surroundings th...

Page 6: ...n class IP44 It is possible to use the unit solely for warm water or solely for heating The system which is not in use does not need to be connected see par 7 2 The unit is delivered for natural gas G...

Page 7: ...ermostat a outdoor sensor or a combination thereof can be connected to the controller see par 10 1 When there is a heat request from a thermostat after the fan has started running code 3 the ignition...

Page 8: ...PC A PC can be connected by means of a special dongle and the associated software This facility enables you to follow the behavior of the boiler controller the unit and the heat installation over a lo...

Page 9: ...cl operating panel N Connection block terminal strip X4 D Sensor S1 flow O Condensate drain pan E Sensor S2 return P Domestic hot water sensor S3 F Fan Q Siphon G Flow sensor R Heat exchanger H Pressu...

Page 10: ...EKFJM AA B pack large EKFJL AA Valve kit EKVK4AA Cover plate EKCP1AA Outdoor sensor EKOSK1AA 3 Way valve set EK3WV1AA Flue gas adapter Concentric 80x125 EKHY090717 Flue gas adapter Parallel 80 mm EKH...

Page 11: ...he wall Connections A Supply CH G ext B Return CH G ext C Gas G int D Tap water cold G ext E Tap water warm G ext F Condense outlet dn25 flexible h 517mm RKOMB22AAV1 577mm RKOMB28AAV1 637mm RKOMB33AAV...

Page 12: ...B pack Unit B pack A Supply CH G ext B Return CH G ext C Gas G int D Tap water cold G ext E Tap water warm G ext F Condense outlet dn25 flexible H 770mm RKOMB22AAV1 830mm RKOMB28AAV1 890mm RKOMB33AAV...

Page 13: ...d inside a cabinet ventilation openings of at least 50 cm2 are required 4 2 2 Removing cover plate and front panel For various activities on the unit the cover plate and front panel have to be removed...

Page 14: ...struction The boiler can now be placed on the suspension strip simultaniously sliding the pipes of the boiler into the valves in the assembly bracket 4 3 2 Assembling B pack Make sure the construction...

Page 15: ...and loosen the two screws on the left and right of the display and remove the front panel 9 Assemble the flexible tube D onto the outlet of the siphon Fill the siphon with water and slide it as far as...

Page 16: ...ring tap water operation a non spring operated return valve must be assembled vertically 5 1 1 Thermostatic radiator taps If all radiators are fitted with thermo static or cable radiator taps a minimu...

Page 17: ...amp thermostat to connector X4 6 7 in the unit See par 10 1 In this situation the pump in the boiler is used to bridge the loss of pressure of the underfloor heating system Using the loss of pressure...

Page 18: ...regulation external heat source may only be applied if no extra external boiler has to be heated up installation type 1 Installation instructions 1 Install the valve in accordance with the connection...

Page 19: ...connected or filled If the unit is switched off during winter and is disconnected from the electricity supply the sanitary water must be drained in order to prevent freezing To do so disconnect the t...

Page 20: ...the electrical circuit 2 If there is a cover plate A remove it to the front 3 Unscrew both screws 1 behind the display window 4 Slide the bottom of the front panel 2 forwards and remove it 5 Pull the...

Page 21: ...om thermostat menu One of the following codes will be shown on the display of the unit 1 rF and L the display above the button shows an L alternated by a red led flashing The CH boiler has not been ap...

Page 22: ...ure sensor should be used in combination with an on off room thermostat In principle any on off room thermostat can be combined with an outdoor sensor Upon request of the room thermostat the boiler wi...

Page 23: ...set for parallel connection can be ordered under EKHY090717 1 Carefully follow the instruction as provided with the adapter set 80 125 2 Fit the concentric pipe for the air supply and burning gas ext...

Page 24: ...OMB28AAV1 10 m 10 m RKOMB33AAV1 10 m 10 m Permitted pipe lengths when applying concentric 80 125 C13 C33 C93 RKOMB22AAV1 29 m 29 m See par 5 6 13 RKOMB28AAV1 29 m 29 m See par 5 6 13 RKOMB33AAV1 29 m...

Page 25: ...and the wall temperature at the end of the combustion gas outlet pipe Replacement lengths Bend 90 R D 1 2 m Bend 45 R D 1 1 m Knee 90 R D 0 5 4 m Knee 45 R D 0 5 2 m Calculation example Pipe Pipe len...

Page 26: ...e tube system 5 6 6 Horizontal facade outlet double pipe feedthrough Unit category C13 CAUTION Pipes for the connection of the air supply and the combustion gas outlet between the unit and the double...

Page 27: ...output is not on the edge of a building the air supply pipe does not need to be extended 1 Extend the combustion gas outlet pipe and possibly also the air supply pipe of the double pipe feedthrough wi...

Page 28: ...er excluding the length of the combi feedthrough For concentric total pipe length excluding the length of the combi feedthrough Parallel Concentric 60 100 Concentric 80 125 RKOMB22AAV1 100 m 10 m 29 m...

Page 29: ...ovided 3 Fit the exhaust roster and attach it to the inner pipe 4 Fit the combi feedthrough and combi extension pipe on a slope towards the unit Assembly of horizontal roof terminal 1 The outlet can b...

Page 30: ...0 125 RKOMB22AAV1 100 m 11 m 29 m RKOMB28AAV1 85 m 10 m 29 m RKOMB33AAV1 80 m 10 m 29 m Combustion gas outlet and air supply pipe For assembly see par 5 6 5 General assembly Assembly vertical roof ter...

Page 31: ...gas outlet 80 mm with Giveg exhaust hood onto a sloped roof at the location of the outlet 2 Fit a standard ventilation feedthrough 80 mm with rain cap in an associated roof feed though panel for the a...

Page 32: ...proper functioning of the prefab chimney in terms of wind damage ice forming raining in recirculation etc CAUTION The connection of the air supply and the combustion gas outlet between the unit and t...

Page 33: ...tlet and air supply pipe For assembly see par 5 6 5 General assembly Horizontal air supply assembly The air supply A can be fitted at any place in the facade 1 At the location of the air supply create...

Page 34: ...r RKOMB22AAV1 100 m RKOMB28AAV1 85 m RKOMB33AAV1 80 m The minimum diameters of the communal output system based on vacuum Flue tube diameter Number of units RKOMB22AAV1 RKOMB28AAV1 RKOMB33AAV1 2 110 1...

Page 35: ...utlet Air inlet Flue outlet Air inlet 2 135 253 135 214 155 291 155 246 3 157 295 157 249 166 311 166 263 4 166 311 166 263 176 330 176 279 5 175 328 175 278 186 349 186 295 6 184 345 184 292 196 367...

Page 36: ...rigid or flexible with a maximum length of 25 meters When using plastic flue tube material a minimum temperature class of T120 applies The transfer bend between concentric and vertical flue connection...

Page 37: ...it instead of the manual aerator 4 Aerate the installation with the manual aerators on the radiators 5 Top up the CH installation if the pressure has dipped too low due to the aeration 6 Check all cou...

Page 38: ...e unit and the radiators This should be approximately 20 C Set the maximum power on the service panel for this purpose see par 7 3 If necessary set the pump setting and or radiator shut off valves The...

Page 39: ...condense outlet from freezing the unit must be installed in a frost free room The unit is fitted with frost protection in order to prevent it from freezing If the temperature of the heat exchanger dro...

Page 40: ...m which means the supply of domestic hot water takes a bit of time If there is no desire for domestic hot water or of immediate supply hereof the tap comfort function can be switched off Resetting Che...

Page 41: ...ter via external storage tank 2 domestic hot water only 3 heating only 2 CH pump continuous 0 0 0 0 post running pump only 1 pump continuously active 2 pump continuously active with external MIT switc...

Page 42: ...the set maximum rpm propane 50 h Max rpm fan 100 rpm 45 46 46 Settings reach 40 50 RKOMB22AAV1 RKOMB28AAV1 and RKOMB33AAV1 This parameter can be used to set the maximum rpm n Regulated temperature du...

Page 43: ...Ta 7 4 Setting pump setting The switch to set the pump setting is located on the connection box of the CH pump Factory setting III 1 Set the pump setting depending on the set maximum power and the wat...

Page 44: ...mperature in accordance with the set fuel line The maximum leaving water temperature T max is set via the display If so desired the fuel line can be changed by using the service code see par 7 3 Fuel...

Page 45: ...eration 11 Now check the setting of the gas air ratio see par 7 8 12 Put a sticker of the configured gas type on top of the existing sticker at the gas block 13 Put a sticker of the configured gas typ...

Page 46: ...elect the High setting by twice pressing the and buttons simultaneously A capital letter H will appear on the service display The user display will show a Busy symbol Do NOT carry out a test when a sm...

Page 47: ...r broken Contact your distributor 1 Remove the cap A which covers the adjuster screw 2 Turn the screw B to the right to increase the CO2 percentage and to the left to decrease it See the following tab...

Page 48: ...the slot of the pump shaft and turn the shaft Check the wiring between the pump and the boiler controller Too little flow in installation closed radiators pump setting too low 2 Switch S1 and S2 Check...

Page 49: ...outlet and air supply No Gas air regulation not configured correctly Yes Check the setting see gas air regulation No Boiler controller gasket faulty Yes Replace the boiler controller gasket No Boiler...

Page 50: ...Rinse the exchanger installation on the side of the CH 8 3 6 No domestic hot water Possible causes Solution The service display shows nothing Yes Check whether the plug is in the socket No The servic...

Page 51: ...Yes Check the wiring Check OpenTherm and On off connection of the unit Replace the thermostat Replace the weather dependent regulation No CH installation is heated due to Tap comfort The service disp...

Page 52: ...ction over the edge of the lower tray 5 Push down the condense outlet tray at the back from the connection to the heat exchanger 6 and remove it from the unit 9 Take the connector from the fan and the...

Page 53: ...nto the gas block 7 Fit the condense outlet tray by sliding it into the outlet stump of the switcher 1 with the siphon connection before the lower tray Then turn the condense outlet tray to the left 2...

Page 54: ...7 3 Nom output at 80 60 C kW 5 4 17 8 6 9 22 8 7 1 26 3 Nom output at 50 30 C kW 5 9 18 5 7 6 23 4 7 8 27 1 Max CH water pressure bar 3 Max CH water temperature C 90 Other data Gas consumption G25 m3...

Page 55: ...0 1A 24Vdc and or frost thermostat 8 9 Outdoor sensor 12 kOhm 25 C 11 12 OpenTherm room thermostat 6 7 should be open Connector X2 230V 2 4 Mains supply 230 V 2 L brown 4 N blue 7 8 CH pump 8 L brown...

Page 56: ...o warranty becomes void if it cannot be proven that the CH boiler has been subjected to maintenance by a certified installer at least once a year from the commissioning date The instructions for insta...

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