Baxi SH 14 Installation And Service Manual Download Page 5 | Manualshive

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1.3.3

User's liability

To guarantee optimum operation of the system, you must abide by the

following instructions:

Read and follow the instructions given in the manuals provided with the

appliance.

Call on a qualified professional to carry out installation and initial

commissioning.

Get your installer to explain your installation to you.

Have the required inspections and maintenance carried out by a

qualified installer.

Keep the instruction manuals in good condition close to the appliance.

1 Safety

7729335 - 04 - 12052021

Solar hydraulic unit

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Summary of Contents for SH 14

Page 1: ...Spain Portugal en Installation and Service Manual Pressurised domestic installations Solar hydraulic unit SH 7 COMPACT SH 7 COMPACT TOP SH 7 SH 14 SH 7 SIMPLE ...

Page 2: ...using the product and keep it in a safe place for later reference In order to ensure continued safe and efficient operation we recommend that the product is serviced regularly Our service and customer service organisation can assist with this We hope you enjoy years of problem free operation with the product ...

Page 3: ...ttings the temperature of the pipes may exceed 60 C Advertencia Take precautions with the domestic hot water Depending on the settings the temperature of the domestic hot water may exceed 60 C Advertencia Only qualified professionals are authorised to work on the appliance and system installation Advertencia Use protective gloves Importante The installation must comply on all points with prevailin...

Page 4: ...ments of the various Directives applicable They are therefore delivered with the marking and any documents necessary In the interests of the quality of our products we strive constantly to improve them We therefore reserve the right to modify the specifications given in this document Our liability as manufacturer may not be invoked in the following cases Failure to abide by the instructions on ins...

Page 5: ...ovided with the appliance Call on a qualified professional to carry out installation and initial commissioning Get your installer to explain your installation to you Have the required inspections and maintenance carried out by a qualified installer Keep the instruction manuals in good condition close to the appliance 1 Safety 7729335 04 12052021 Solar hydraulic unit 5 ...

Page 6: ...vent problems and to guarantee correct operation of the appliance Peligro Risk of dangerous situations that may result in serious personal injury Peligro de electrocución Risk of electric shock Advertencia Risk of dangerous situations that may result in minor personal injury Atención Risk of material damage Importante Please note important information Consejo Reference to other manuals or pages in...

Page 7: ... 230 50 Hz 1 230 50 Hz 1 230 50 Hz 1 230 50 Hz Electrical power consumption W 46 46 45 60 45 Maximum current A 16 3 16 16 16 Protection rating IP 20 20 20 20 20 3 3 Dimensions and connections 3 3 1 SH 7 Compact SH 7 Compact Top Tab 2 Connections SH 7 Compact SH 7 Compact Top Connection Size 1 Flow pipe to solar installation lower connection of solar panels Dia 22 2 Safety valve outlet G3 4 H 3 Fil...

Page 8: ... solar panels Dia 22 3 3 3 SH 7 Simple Tab 4 Connections SH 7 Simple Connection Size 1 Flow pipe to solar installation lower connection of solar panels Dia 22 2 Safety valve outlet G3 4 H 3 Filling the system G3 4 M 4 Draining the system G3 4 M 5 Tank outlet Dia 22 Fig 2 Dimensions and connections SH 7 and SH 14 200 105 2 3 4 400 1 7 5 6 BA 0000022 01 Fig 3 Dimensions and connections SH 7 Simple 2...

Page 9: ...V 50 60 Hz S1 S2 S3 PWM L IP 20 15 16 14 13 12 11 4 5 3 R1 16 3 A 240 V R2 1 1 A 240 V Te mp Sensor Pt1000 RC TT DeltaSol TT 7 6 9 10 8 1 2 S1 3 4 S2 4 5 9 10 11 13 14 FCI AMP 16 L N S3 S1 BLUE BROWN 1200Ω 51ºC BLUE BROWN BROWN S2 BA 0000020 01 3 Technical specifications 7729335 04 12052021 Solar hydraulic unit 9 ...

Page 10: ...R2 R1 L N N N N FCI 1 1 6 R1 N Importante These electrical diagrams only refer to the SH 7 Compact SH 7 Compact Top systems Importante The SH 7 SH 14 and SH 7 Simple systems require an external solar control to be connected Importante Observe the line neutral polarity 3 Technical specifications 10 Solar hydraulic unit 7729335 04 12052021 ...

Page 11: ...ic curve of the hydraulic unit BA 0000055 02 V l h SH 7 COMPACT TOP SH 7 COMPACT SH 7 SH 7 SIMPLE SH 14 0 200 400 600 800 1000 1200 1400 0 20 40 60 80 100 120 140 160 Δp kPa 3 Technical specifications 7729335 04 12052021 Solar hydraulic unit 11 ...

Page 12: ...ector field to the domestic hot water tank or the buffer tank The solar control controls the solar pump station Importante An external solar control is required to control the solar pump station for the SH 7 SH 14 and SH 7 Simple units 4 3 Main components 4 3 1 SH 7 Compact SH 7 Compact Top The SH 7 Compact SH 7 Compact Top system comprises the following main components 1 Return valve 2 Safety gro...

Page 13: ...eparator 4 3 3 SH 7 Simple The SH 7 Simple system comprises the following main components 1 Safety unit 2 Solar circuit pump 3 Outlet valve 4 Flow regulator Fig 8 Main components of the SH 7 and SH 14 units 2 1 3 6 5 4 BA 0000025 01 Fig 9 Main components of the SH 7 Simple unit 1 2 4 3 BA 0000026 01 4 Description of the product 7729335 04 12052021 Solar hydraulic unit 13 ...

Page 14: ...contains 1 Hydraulic unit 2 Safety unit and assembly accessories 3 Documentation pack Importante The final product may differ from the image Fig 10 Standard delivery 1 2 3 BA 0000027 01 4 Description of the product 14 Solar hydraulic unit 7729335 04 12052021 ...

Page 15: ... Allow sufficient space around the system to ensure adequate access to the appliance and enable any and all maintenance operations to be carried out The dimensions shown in the figure should be used as a guideline 5 3 2 Accumulator location Atención Install the appliance in a frost free location 1 Position the appliance as close as possible to the draw off points in order to minimise energy losses...

Page 16: ...y heater for all models of control panel The solar control compares the temperature difference between the collector sensor S1 and the accumulator sensor S2 If the temperature difference is greater than or equal to the activation value set on the control for the pump R1 the pump starts up and charges the accumulator until it reaches either the value for the shutdown difference or the set maximum a...

Page 17: ...ue or falls below it the electrical resistance heating starts up and remains active until the set offset temperature has been reached Fig 15 System 4 BA 0000089 01 R1 R3 S2 S3 S4 S1 S5 T R4 Standard solar power system with heating circuit for the SH 7 Compact Top model The solar system heats a hot water cylinder which serves as a buffer tank This buffer tank is used to heat the domestic hot water ...

Page 18: ...imum speed does not exceed 2 m s the design flow rate taken into account is between 30 l h m2 and 60 l h m2 Tab 6 Pipe diameter with a 30 glycol concentration at 40 C Number of collec tors Solar capture sur face area m2 Maximum flow rate l h 50 l h m2 Recommended diameter Nominal diameter V m s ΔP mmH2O m 1 2 100 Dia 10x1 0 0 55 88 5 2 4 200 Dia 15x1 0 0 42 29 3 4 8 400 Dia 18x1 0 0 55 36 0 6 12 6...

Page 19: ...ndling the product It is recommended that you use gloves which are resistant to chemical products and wear suitable eye protection when handling the product Advertencia If the fluid comes into contact with your skin wash it with soap and water If it comes into contact with your eyes wash them immediately with plenty of clean running water 5 Before installation 7729335 04 12052021 Solar hydraulic u...

Page 20: ...aned The solar unit must always be installed at a lower level than the collectors so that no vapour can enter the expansion vessel in case of a blockage If the expansion vessel is installed at the same or a higher level than the solar unit a heat insulation circuit is required The installation must be rinsed with fresh water after each draining process The solar unit is not suitable for direct con...

Page 21: ...ition the fastening elements without tightening the screws Importante The fastening screws and corresponding washers are located in a separate bag within the bag for the safety unit 2 Remove the front housing together with the solar control Connect the safety group 3 Hang the SH DB unit in the accumulator using the fastening screws 4 Tighten the fastening screws to the tank 5 Connect the pump s fl...

Page 22: ...information given in the electrical diagrams delivered with the appliance and the recommendations in this instruction manual Atención Only qualified professionals may carry out electrical connections always with the power off Earth the appliance before making any electrical connections This machine is only electrically safe if it is correctly connected to an efficient earth system in compliance wi...

Page 23: ... made to the terminal blocks provided for that purpose in the system s connection box Importante Failure to comply with these instructions could lead to interference and control unit malfunctioning damage to the electronic circuitry damage to the installation and even compromise the safety of persons 6 5 Use of high efficiency pumps Atención Modifications of any kind to the heat insulation are not...

Page 24: ...w of the filling unit to the inlet valve on the flowmeter B 4 Connect the return of the filling unit to the outlet valve on the flowmeter A Importante Make sure that the valve on the flowmeter C is closed 5 Open the inlet and outlet valves on the flowmeter A and B 6 Recirculate the fluid until there are no more air bubbles in the filling unit Importante Only continue filling the installation once ...

Page 25: ...press key 2 will appear permanently the value set is stored in the memory Importante After four minutes of inactivity the system will automatically switch back to the first display status display 7 1 2 Display The monitoring screen comprises two parts The channel indicator The symbol bar 7 1 3 Display channels The channel indicator has two lines The upper alphanumeric line displays the channel nam...

Page 26: ...s and the dial located under the screen 1 Return to the previous menu 2 Confirm select 3 Move up down increase reduce values 4 Manual mode 5 Holiday mode Briefly press the manual mode key to access the manual mode menu The holiday mode key is used to activate the holiday mode Pressing and holding this key down for approx 3 seconds displays the Holiday Days setting where you can set the holiday dur...

Page 27: ...ual mode Red Broken sensor cable short cir cuit on the cable of one sensor monitor flow rate overpressu re low pressure Yellow Holiday mode ON Temperature difference too high night time circulation SUPP RET reversed maxi mum temperature exceeded updating MicroSD card write error 7 Solar control 7729335 04 12052021 Solar hydraulic unit 27 ...

Page 28: ...s designed with a single button one red green LED and four yellow LEDs Tab 10 Solar pump operation panel Pos Description A Press the button B LED 1 C LED 2 D LED 3 E LED 4 F LED 5 The operation panel displays Control mode Status of alarms 8 2 Pump status If a pump has detected one or more alarms LED 1 will change from green to red and one of the other LEDs will go yellow Refer to the faultfinding ...

Page 29: ... internal control with constant curve Tab 12 Operating status LED 1 green LED 2 green LED 3 yellow LED 4 yellow LED 5 yellow CC1 x CC2 x x CC3 x x x PWM C shutdown signal x x x x PWM C start up signal x x x x 1 flash per second 2 flashes per second 8 3 Pump technical data Tab 13 Technical data UPM3 15 75 UPM3 15 145 Pressure system Max 1 0 MPa 10 bar Max 1 0 MPa 10 bar Minimum input pressu re 0 05...

Page 30: ...minal height 6 5 m 10 5 m Curve 2 C2 P1 nominal 35 W 52 W Curve 3 C3 Nominal height 7 5 m 14 5 m Curve 3 C3 P1 nominal 45 W 60 W Fig 26 Pump profile UPM3 15 75 BA 0000153 01 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 3 6 Q m h 0 1 2 3 4 5 6 7 8 m H 0 10 20 30 40 50 60 70 kPa p 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 Q l s 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0...

Page 31: ... 8 0 8 0 7 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 Q m h Q l s 14 12 10 8 4 6 2 0 0 10 20 30 40 50 60 m H kPa p 0 20 40 60 80 100 120 140 Q m h 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 0 1 0 2 0 3 8 Solar pump 7729335 04 12052021 Solar hydraulic unit 31 ...

Page 32: ... an earth connection and the corresponding earth connection circuit 9 3 Commissioning procedure for SH 7 Compact 9 3 1 Settings Once the filling procedure is complete the system must be connected to the power supply Although the system is configured in the factory if the control is reset the first time that the control is switched on the initialisation phase begins and the commissioning menu launc...

Page 33: ...y values Channel Meaning Factory set ting SIST System 1 DT O Difference in connection temperature 6 0 K DT F Difference in shutdown temperature 4 0 K DT N Difference in nominal temperature 10 0 K A MX Maximum accumulator temperature 60 ºC AUM Increase 2 k CSEG Collector temperature limit 130 ºC ORC Collector cooling option OFF OMNC Minimum threshold collector option OFF OAH Antifreeze option OFF O...

Page 34: ...R2 Auto IDIO Language ES 9 4 Commissioning procedure for SH7 Compact Top 9 4 1 Settings Once the filling procedure is complete the hydraulic unit must be connected to the power supply Although the system is configured in the factory if the control is reset the first time that the control is switched on the initialisation phase begins during which the central key flashes red and the commissioning m...

Page 35: ... energy Switching between summer and winter time Enable or disable automatic switching between summer and winter time Fig 36 Temperature unit Fig 37 Flow rate unit Fig 38 Pressure unit Fig 39 Energy unit Fig 40 Switching between summer and winter time 9 Commissioning 7729335 04 12052021 Solar hydraulic unit 35 ...

Page 36: ...equest is displayed If the request is confirmed the settings will be saved To confirm the security request press the right hand button To return to the commissioning menu press the left hand button After confirming the safety request the solar control is ready to use and should make optimal use of the system using the factory settings Importante All the settings made during commissioning can be ch...

Page 37: ...b 19 Factory values on the installation menu Optional functions Parallelling relay Relay R4 Reference relay R1 Extend Deactivated Delay Deactivated Speed Deactivated Reverse Deactivated Function Activated Energy meter Tab 20 Factory values on heating menu Energy meter Feed flow sensor S3 Return flow sensor S6 Flow sensor Activated Flow sensor S6 Fluid type Water Function Deactivated Inputs Outputs...

Page 38: ...0 Max speed 100 R3 Free R4 Signal Standard Tab 23 Configured inputs outputs Solar Collector S1 Lower accum S2 Primary pump R1 Parallelling relay R4 Tab 24 Heat exchanger Heat exchanger Heat exchanger heat S3 Heat exchanger consumption S2 Secondary pump R2 Tab 25 Energy meter Energy meter Energy meter feed flow S3 Energy meter return flow S6 Energy meter flow rate S6 9 Commissioning 38 Solar hydrau...

Page 39: ...3 Check the fluid drained via the safety valve and fill the installation if necessary 4 Check the status of the components 5 Check the maximum flow rate of the pump 6 Check the electrical connections 7 Check that the collectors are not too dusty The collectors can be cleaned with water but they must be cold to avoid breaking the glass 8 Check if the collector installation shows any signs of damage...

Page 40: ...s no obstruction If the error persists con tact the technical department The solar pump is not powered Check the pump connections Check the electrical supply to connection R1 The solar control is incorrectly con figured Check the configuration of the solar control The pump starts and stops inter mittently The temperature difference in the control is too small Change the Ton and Toff settings to th...

Page 41: ...ly proceed as follows 1 Switch off the power supply to the system 2 Wait until the fluid has drained out of the installation and is stored in the SH DB system 3 Close all the valves on the system 4 Drain the system Fig 47 Switching off the power supply MW 0000149 1 12 Decommissioning 7729335 04 12052021 Solar hydraulic unit 41 ...

Page 42: ...alves on the system 3 Drain the system via the valve used for filling draining Advertencia Handle with care The fluid inside can be very hot Importante The fluid inside is a mix of glycol and water do not pour it down the drain recycle it appropriately 4 Disconnect all the inlets and outlets on the system 5 Recycle or dispose of the system Fig 48 Recycling MW 3000179 03 Fig 49 Switching off the po...

Page 43: ...chnological information contained in these technical instructions as well as any drawings and technical descriptions supplied remain our property and shall not be multiplied without our prior consent in writing Subject to alterations ...

Page 44: ...7729335 04 12052021 7729335 04 ...

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