Strebel S-HR 15 Page 29 Installation Instructions Manual Download | Manualshive

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Installation instructions S-HR series page 29

14.4 radiator installation and an independent underfloor heating zone

connecting of the unit to a radiator installation and an independently controlled underfloor heating zone

figure 21

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1 STREBEL S-HR unit

2 expansion tank

3 outside sensor

ARV1205U

4 drain points

5 Brain thermostat Master

AA1RT15G

6 underfloor heating

7 2-core sleeve cable

8 group controller

AA1RR15G

9 three-way valve group controller

10 pump group controller

11 return valve group controller

12 flow sensor group controller

13 adjustment valve

14 Brain thermostat zone controller

AA1RT15G

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Summary of Contents for S-HR 15

Page 1: ...INSTALLATION INSTRUCTIONS 8G 51 21 01 11 99 changes reserved ...

Page 2: ......

Page 3: ...ing system 15 8 2 Hot water supply 15 9 Putting the unit into operation 16 9 1 Central Heating system 16 9 2 Hot water supply 16 9 3 Adjustments 16 10 Switching off the unit 20 11 Commissioning and maintenance 20 11 1 Checking for contamination 20 11 2 Checking of the zero pressure control 20 11 3 Checking the CO2 21 11 4 Maintenance 22 11 5 Further checks 22 11 6 The frequency of maintenance 22 1...

Page 4: ...llation noises the unit has a so called gradient control After the unit goes intooperationthiscontrolprovidesauniformincreaseof power instead of immediately burning at full power When the installation does require full power the control will adjust as required By this means a uniform increase of the water temperature is effected If an outside sensor is connected the control can operate weather dep...

Page 5: ... e p i p s a g e d i s t f e l m m 5 6 5 6 5 6 5 6 5 6 5 6 5 6 5 6 H e p i p w o l f e d i s t f e l m m 5 8 1 5 8 1 5 8 1 5 8 1 5 8 1 5 8 1 5 8 1 5 8 1 J e p i p n r u t e r e d i s t f e l m m 5 8 2 5 8 2 5 8 2 5 8 2 5 8 2 5 4 4 5 4 4 5 4 4 K e p i p n o i t a s n e d n o c e d i s t f e l m m 0 7 3 0 7 3 0 7 3 0 7 3 0 7 3 0 3 5 0 3 5 0 3 5 L e p i p k n a t n o i s n a p x e e d i s t f e l m m...

Page 6: ... 80 mm connections connection diameters table 2 unit pipes bottom figure 2 G A R C E K W ceiling wall minimum 250 mm or 500 mm t i n u f o e p y t R H S 5 1 R H S 4 2 R H S T 4 2 R H S 5 3 R H S T 5 3 R H S 1 5 R H S T 1 5 R H S 0 6 y l p p u s r i a n o i t s u b m o c m m 0 8 0 8 0 8 0 8 0 8 0 8 0 8 0 8 t s u a h x e s a g e u l f m m 0 8 0 8 0 8 0 8 0 8 0 8 0 8 0 8 G e p i p s a g e d i s n i e...

Page 7: ...eries with the unit The electrical side of this external circulation pump can be connected in the Control Tower by which means this pump switches at the same times as the unit pump The maximum absorbed current consumption of the external circulation pump may be 230 W 1 Amp Use with a low velocity header can also be selected In this case a larger secondary sided water output has to be taken into ac...

Page 8: ...ansion water when functioning for the hot water supply is prevented from being shut off from the expansion tank when the radiator thermostat valves are fully closed A second expansion tank in the installation is not a problem The STREBEL S HR units are not equipped with an expansion tank pipe If a S HR unit is combined with an Comfort calorifier the expansion tank connection is included in the int...

Page 9: ...the wall When checking the expansion tanks these are accessible via the left right and upper sides From these sides the tanks are also removable and the unit does not have to be dismantled The space which is required for mounting the expansion tank module corresponds with the required space for mounting a S HR unit The included template and mounting strip for the S HR unit can be used for the expa...

Page 10: ...pes 4 5 Hot water supply S HR T The unit pipes can be connected to the installation by means of compression fittings The unit is provided with an inlet combination and safety valve set at 8 bar Together with the condensation discharge and the discharge of the central heating safety valve 3 bar this is connected to one waste connection pipe A flow regulation valve is fitted in the cold water pipe T...

Page 11: ... white condensation plume This condensation plume is harmless but can be experienced as disturbing especially in the case of outlets in the wall For this reason it is advisable to exit at roof level The apparatus is not suitable as an open unit This means that the combustion air always has to be brought from outside Where the unit is installed in a compartment ventilation is required as per BS 544...

Page 12: ...ng of the unit all connections must be made to the connection block The Brain room thermostat and controls must be connectedtotheirallocatedconnections Allothertypes or makes of room thermostats or controls which are used must have a potential free contact When using an on off thermostat or control it is possible that an anticipating resistance must be installed in order topreventtoohightemperatur...

Page 13: ...Installation instructions S HR series page 13 electrical connecting diagram figure 11 ...

Page 14: ... started unit a build up delay of the T set valve is active The main purpose of this is to prevent the unit going into operation at full power due to which disturbing noises and unnecessary temperature peaks can arise In the case of heat requirement from the hot water supply the T set valve on the central heating return water temperature is adjusted Depending on the amount of domestic water which ...

Page 15: ...ve the operating lamps off Connect the filling hose to the cold water tap and let it fill with water Connect the filled filling hose to the filling and draining valve and open this valve Open the cold water tap and fill the installation slowly The unit has an automatic vent which removes the air which is present Start venting the radiators and pipes at the lowest point Bring the installation to pr...

Page 16: ...water supply Provided there is a heat requirement from the boiler the hot water program will be put into operation by means of the key hot water program 9 3 Adjustments In the Control Tower a number of adjustments can be made These adjustments can be fed in easily by means of the keys on the unit However a distinction is made between adjustments which are done by the user and adjustments done by t...

Page 17: ... made for service purposes Chapter 5 The chapter in which error data can be retrieved user adjustment possibilities table 6 s t n e m t s u j d a r e t e m a r a p r e s U p e t S n o i t p i r c s e d y r o t c a f e g n a r 1 g n i t a e h l a r t n e c p m e t r e t a w w o l f m u m i x a m C 5 8 C 0 9 0 2 2 m e t s y s g n i t a e h l a r t n e c f o e p y t 1 0 4 1 1 0 s r o t c e v n o c g ...

Page 18: ... e h 4 1 4 1 1 1 7 e n o z e t a m i l c e n i l g n i t a e h 0 1 0 0 2 4 1 d e e p s t n e i d a r g 7 5 1 0 5 1 n o i t c u d e r t h g i n r e t f a r e t s o o b 0 1 f o 0 0 o n 1 s e y 6 3 e v l a v y a w e e r h t f o e p y t 0 3 0 0 0 1 0 2 C V 1 g n i t a l u d o m 0 4 9 6 C V 3 4 W k n i r e t a w t o h r e w o p r e w o p x a m m u m i x a m x a m n i m 9 4 y t i c a p a c p m u p x a m...

Page 19: ...n order to return to the normal technical read out whereby the water temperature and water pressure are shown the Standby chapter must be requested by means of the Mode key After a few seconds the text standby will be replaced by the technical read out Other wise returning to the Good read out automatically occurs after 20 minutes in the event that no more keys have been used Green key function Th...

Page 20: ... for contamination in the following running years it is advisable to measure the maximum air displacement in the unit when putting the unit into operation This value can be different with each type of unit In order to be able to measure this value the following operations must be carried out in order to enter the service chapter feed in the access code as described on page 18 select the manual fan...

Page 21: ... be corrected by means of the adjustment screw on the gas block place the lance of the CO2 gauge in the location according to figure 14 adjust to maximum load by means of the key ending the manual selection is done by pressing the key until the minimum load is shown After pressing this key again the text is shown which means that the selection is off 11 3 Checking the CO2 The CO2 percentage is fac...

Page 22: ...means of a soft brush Refitting of the components is done in reverse The following components require extra attention before and after refitting make sure that the gasket for the ceramic bricks is fitted onto the heat exchanger precisely make sure that the fan unit clamping rods have been pushed backward sufficiently and that they have again been turned turn make sure that the gas connection under...

Page 23: ... m s s e l p e t s 0 2 G C 0 r a b m 3 1 0 1 t a n o i t p m u s n o c s a g h m 2 3 1 0 1 2 0 1 2 7 0 3 7 0 3 7 4 4 7 4 4 6 2 5 e p y t r e n r u b c i m a r e c c i m a r e c m a o f e p y t t n e r r u c z H V 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 0 5 0 3 2 d e d r o c e r r e w o p c i r t c e l e m u m i x a m W 2 2 1 2 2 1 2 2 1 5 4 1 5 4 1 0 9 1 0 9 1 0 9 1 d...

Page 24: ... pipe E expansion tank pipe S HR T K cold water pipe S HR T W hot water pipe S HR T T1 flow sensor T2 return sensor T3 calorifier sensor HWS S HR T T5 flue gas sensor if fitted P1 water pressure sensor 13 Diagram showing various parts of the unit unit diagram figure 16 G A R C E K W T1 T2 P1 10 11 12 13 2 1 8 14 4 5 3 T5 6 7 18 T3 16 15 9 17 ...

Page 25: ...k 6 safety valve 7 automatic air vent 8 ceramic burner bricks 9 calorifier HWS S HR T 10 operating panel unit description figure 17 11 Control Tower 12 water filter return central heating 13 three way valve S HR T 14 circulation pump 15 inlet combination valve S HR T 16 safety valve S HR T 17 thermostatic mixing valve S HR T 18 flue gas discharge 19 combustion air supply 20 air unit 21 type plate ...

Page 26: ...ansion tank 3 outside sensor ARV1205U 4 drain points 5 Brain thermostat AA1RT15G 14 Example diagrams for connecting the unit 14 1 Radiator installation without thermostat valves connecting of the unit to a radiator installation without thermostat valves figure 18 1 2 3 4 5 ...

Page 27: ...sion tank 3 outside sensor ARV1205U 4 drain points 5 Brain thermostat AA1RT15G 6 by pass tra thermostatic radiator valve 14 2 radiator installation with thermostat valves only connecting of the unit to a radiator installation with thermostat valves only figure 19 1 2 3 4 5 6 ...

Page 28: ...nd an underfloor heating zone figure 20 1 2 3 4 5 6 7 8 9 10 11 12 13 1 STREBEL SUPER HR unit 2 expansion tank 3 outside sensor ARV1205U 4 drain points 5 Brain thermostat AA1RT15G 6 underfloor heating 7 2 core sleeve cable 8 zone controller AA1RR15G 9 zone three way valve 10 zone pump 11 zone non return valve 12 zone flow sensor 13 adjustment valve ...

Page 29: ...one figure 21 1 2 3 4 5 6 7 8 9 10 11 12 14 13 1 STREBEL S HR unit 2 expansion tank 3 outside sensor ARV1205U 4 drain points 5 Brain thermostat Master AA1RT15G 6 underfloor heating 7 2 core sleeve cable 8 group controller AA1RR15G 9 three way valve group controller 10 pump group controller 11 return valve group controller 12 flow sensor group controller 13 adjustment valve 14 Brain thermostat zone...

Page 30: ...11 12 13 14 1 STREBEL S HR unit 2 expansion tank 3 outside sensor ARV1205U 4 draining possibility 5 Brain thermostat Master AA1RT15G 6 2 core sleeve cable 7 group controller AA1RR15G 8 three way valve group controller 9 pump group controller 10 return valve group controller 11 flow sensor group controller 12 Brain thermostat group AA1RT15G 13 adjustment valve 14 low velocity header ...

Page 31: ... minimum or maximum power Block 67 A DT has been detected between flow and return sensor whereas the burner is not in operation After the DT has disappeared the block will disappear Block 80 Maximum flue gas temperature has been exceeded if present The block will not be cancelled until the flue gas temperature has arrived below the temperature Block 81 The flue gas sensor is not connected although...

Page 32: ...This renewed publication cancels all previous installation instructions The company reserves the right to change the specifications and dimensions without prior notice E O E ...

Page 33: ... FILL will be altered with indication of water pressure unit power of 50 is possible The installation needs to be topped up Water pressure is too low 0 7 bar FILL indication remains continuously visible the unit is taken out of operation The installation needs to be topped up Water pressure is too high 3 5 bar HIGH indication remains continuously visible the unit is taken out of operation The inst...

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