Dear Customer, Thank you very much for buying this appliance. Please read through the manual carefully before 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.
Contents Contents Safety ................... . 6 General safety instructions .
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Contents 6.2.1 Control panel components ............. . .44 6.2.2 Description of the home screen .
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Contents 11.7.4 Changing the comfort and reduced hot water temperature ........87 11.7.5 Increasing the domestic hot water temperature temporarily .
1 Safety Safety General safety instructions 1.1.1 For the installer Danger If you smell gas: 1. Do not use naked flames, do not smoke and do not operate electrical contacts or switches (doorbell, lighting, motor, lift etc.). 2. Shut off the gas supply. 3.
1 Safety Caution Ensure that the appliance is regularly serviced. Contact a qualified installer or arrange a maintenance contract for the servicing of the appliance. Notice Only genuine spare parts may be used. Important Regularly check the water level and pressure in the heating system. Recommendations Danger This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental...
Instruction and warning labels must never be removed or covered and must be clearly legible throughout the entire service life of the appliance. Damaged or illegible instructions and warning stickers must be replaced immediately. Important Modifications to the appliance require the written approval of BAXI. Liabilities 1.3.1 Manufacturer's liability Our products are manufactured in compliance with the requirements of the various directives applicable.
3 Description of the product Fig.3 Gas-air 1 Fan 2 Mixing tube 3 Venturi 4 Air inlet with silencer 5 Air pressure switch (only on boiler types: 130 - 150 ) 6 Burner 7 Gas pipe 8 Gas control valve AD-3003211-01 Fig.4 Sensors and boxes...
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3 Description of the product Fig.5 Generic example R-Bus L-Bus S-Bus AD-3001366-02 Tab.2 Components in the example Item Description Function Control Unit: Control unit The control unit handles all basic functionality of the appli ance. Connection Board: Connection PCB The connection PCB provides easy access to all connectors of the control unit.
4 Before installation Standard delivery Fig.6 Delivery The boiler is delivered in a packaging on a pallet. The delivery includes: Quinta Ace S boiler Literature pack (including a mounting template) Trap bottle Wall mounting set 1259 AD-3002727-02 Accessories and options Various accessories can be obtained for the boiler.
4 Before installation Important An earthed electrical connection must be available close to the boiler. A drain connection must be available close to the boiler. Do not locate the boiler in direct or indirect sunlight. When choosing the best installation location, consider: The regulations.
4 Before installation 4.4.1 Requirements for the central heating connections We recommend installing a central heating filter in the return pipe to prevent clogging of boiler components. Requirements for the gas connection Carry out any welding work required at a safe distance from the boiler. Before installing, check that the gas meter has sufficient capacity.
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4 Before installation Tab.6 Type of flue system: C Principle Description Recommended manufactur Room-sealed version. Roof terminal and connection material Flue gas discharge via the roof. The air inlet is in the same pressure zone as the flue (for ex Centrotherm ample a concentric roof terminal).
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4 Before installation Tab.9 Type of flue system: C Principle Description Recommended manufactur This system is supplied by us without an air inlet and flue. Use is only allowed when all When selecting the material, please note the following: our requirements are met and the description of this flue sys...
4 Before installation Tab.12 Minimum dimensions of shaft or duct C Version (D) Without air supply With air supply Rigid 110 mm Ø 170 mm □ 170 x 170 mm Ø 180 mm □ 175 x 175 mm Concentric 110/160 mm Ø...
4 Before installation Warning The coupling and connection methods may vary depending on the manufacturer. It is not permitted to combine pipes, coupling and connection methods from different manufacturers. This also applies to roof terminal and common shared flue ducts. The materials used must comply with the prevailing regulations and standards.
Length from the flue gas connection up to the terminal. Calculation: L = L Tab.15 Maximum length (L) Diameter 110 mm Quinta Ace S 90 38 m Quinta Ace S 110 32 m Quinta Ace S 130 21 m AD-3002009-01...
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Tab.17 Maximum length (L) AD-3002010-01 Diameter 110 – 110 mm Quinta Ace S 90 24 m Quinta Ace S 110 18 m Quinta Ace S 130 Quinta Ace S 150 (1) While maintaining the maximum length, additional 5 times 90° or 10 times 45°...
Length from the flue gas connection up to the common shared flue system. Calculation: L = L Tab.20 Maximum length (L) Diameter 110 – 110 mm Quinta Ace S 90 32 m AD-3002015-01 Quinta Ace S 110 28 m Quinta Ace S 130 16 m...
5 Installation Condensation Direct connection of the flue gas outlet to structural ducts is not permitted because of condensation. If condensate from a plastic or stainless steel pipe section can flow back to an aluminium part in the flue gas outlet, this condensate must be discharged via a trap before it reaches the aluminium.
5 Installation Fig.19 Mounting the boiler The rear of the boiler casing has a bracket that fits into the wall bracket. 1. Attach the mounting template of the boiler to the wall using adhesive tape. Caution Make sure the mounting template is hanging perfectly horizontal. 2.
5 Installation Avoid placing the outdoor temperature sensor in a position with the following characteristics: Masked by part of the building (balcony, roof, etc.). Close to a disruptive heat source (sun, chimney, ventilation grid, etc.). Fig.23 Positions to be avoided MW-3000014-2 Fig.24 Mount the outdoor temperature...
5 Installation Connecting the condensate drain pipe Fig.26 Connecting the condensate drain 1. Fit a flexible condensate drain hose Ø 24 mm on the condensate pipe outlet. 2. Lead this drain hose to a plastic drain pipe of Ø 32 mm or larger, terminating in the drain.
5 Installation Air inlet/flue gas outlet connections 5.8.1 Connecting the concentric flue gas/air inlet pipes Fig.29 Connecting the flue gas/air inlet S Insertion depth is 55 mm pipe 1. Connect the flue gas/air inlet pipe to the boiler. 2. Fit the subsequent pipes in accordance with the manufacturer's instructions.
5 Installation The L-Bus terminator has a retaining latch. Press the latch to remove the terminator. When you disconnect the external device, reconnect the L-Bus terminator. Quick connect S-Bus connectors Fig.33 S-Bus connectors (RJ12) You can build a cascade of boilers with the connectors. Use the S-Bus connectors to link up to four boilers in a cascade system.
5 Installation Fig.37 Lift the control box cover 3. Gently pull forward the clips on the front side and back side the cover simultaneously. 4. Lift the cover. The connectors on the connection boards are now accessible. You can also access the control unit. Repeat the steps with the clips on the front side and back side of the other cover.
5 Installation Device Primary location Location option BLE Smart Antenna (optional) 6 (vertically mounted) GTW-30 (optional) 5.9.5 Access to the expansion box If there is no space in the boiler’s control box to install expansion PCBs, they can be installed in the optional expansion box. Fig.42 Access to the expansion box in 1.
5 Installation Fig.44 Cable routing to the expansion box 1. Cut the rubber seal in the desired opening. for boiler types 110 - 130 - 150 Cable opening for power cables (≈ 230 V) Cable opening for low voltage cables (≤ 24 V) 2.
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5 Installation Tab.24 Available options Options Description Configurable input and output This option makes it possible to configure the input and output connectors. Depend ing on the desired system, you can select and combine the available configurations. You can change the behaviour of the connectors with a parameter setting. 0-10 V input This option makes it possible to connect an external 0-10 V heat demand control.
5 Installation Connector (1)(2) Status Tsyst Tsyst Blocking input Release input Gas pressure switch (1) The letter A indicates the first option for the connection of each input or output. (2) The letter B indicates the second option for the connection of each input or output. Tab.27 Example of possible combinations Connector...
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5 Installation Secondary pump, page 36 Connect a 0-10 V signal. Hydraulic valve, page 36 9 Tout connector, page 40 Connect an outdoor temperature sensor. External gas valve, page 37 10 R-Bus connector, page 41 Status contact, page 37 Connect a room thermostat. 4 Status connector, page 37 11 Tsyst connectors, page 41 Connect a:...
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5 Installation One connector is available on the connection PCB. For more connections, you will need to use an expansion PCB. Fig.51 AUX connector Connect the pump, valve or contact as follows: Earth N Neutral L Phase AD-3002666-01 Important The maximum power consumption is 300 VA. Cascade system pump Fig.52 Cascade system pump...
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5 Installation External gas valve Fig.58 External gas valve You can connect an external gas valve to the connector. This valve will follow the behaviour of the gas control valve in the appliance. See also Setting the output, page 57 AD-3002666-01 Status contact Fig.59...
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5 Installation See also Setting the output, page 57 Hydraulic valve Fig.65 Hydraulic valve You can connect a hydraulic valve to the connector. This valve isolates the appliance from the system. Status See also Setting the output, page 57 AD-3002781-01 External gas valve Fig.66 External gas valve...
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5 Installation Heat demand signal Fig.71 Heat demand signal You can connect an on/off contact for central heating to the connector. This will generate a heat demand for central heating to the system. See also Setting the input, page 56 AD-3002780-01 Boiler relief signal Fig.72...
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5 Installation See also Setting the input, page 56 Pump PWM connector You can connect a PWM pump signal wire to the connector. The PWM signal modulates and controls the boiler pump. Fig.76 Pump PWM connector Connect the PWM signal wires as follows: 0 Zero + Plus AD-3002782-01...
5 Installation Outdoor temperature sensor only: The flow temperature is determined by the outdoor temperature, together with the internal heating curve of the appliance. When you only connect an outdoor temperature sensor, place a bridge on the R-Bus connector. Also change the control strategy parameter CP780 to Outdoor temp based (2).
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5 Installation DHW mixing temperature sensor Fig.84 DHW mixing temperature sensor You can connect a DHW mixing temperature sensor to the Tsyst 2 connector. See also Tsyst Tsyst Activating DHW mixing, page 55 AD-3003349-01 DHW cylinder top temperature sensor Fig.85 DHW cylinder top temperature You can connect a DHW cylinder top temperature sensor to the Tsyst 2 sensor...
6 Before commissioning Before commissioning Checklist before commissioning 6.1.1 Filling the condensate trap Danger The trap must always be sufficiently filled with water. This prevents flue gases from entering the room. Before filling the trap you must first fill the trap bottle. Fig.91 Fitting the trap bottle 1.
6 Before commissioning Fig.93 Gas control valve 90 - 110 4. Vent the gas supply pipe by either unscrewing or removing the screw of the measuring point nipple. The screw position differs per boiler type. Refer to the illustration of the boiler type for the screw position.
6 Before commissioning 6.2.3 Description of the main menu You can navigate from any menu directly to the main menu by pressing the menu button . The number of accessible menus depends on the access level (user or installer). Fig.97 Items in the main menu A Date and time | Name of the screen (actual position in the menu) B Available menus...
7 Commissioning Icon Description The holiday program (including frost protection) is active: The room temperature is reduced during your holiday to save energy. Frost protection is enabled: Protect the boiler and installation from freezing during winter. Service notification: service needed. Installer contact details are displayed or can be filled in.
7 Commissioning Gas settings 7.2.1 Gas factory setting The factory setting of the boiler is for operation with the natural gas group G20 (H gas). Tab.33 Factory settings G20 (H gas) Code Display text Description Adjustment range DP003 Abs max fan Maximum fan speed on Domestic 1000 - 6900 Rpm Hot Water...
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7 Commissioning 4. Write the boiler operating gas type down on the sticker supplied. Important This sticker must be affixed next to the data plate. Adjusting fan speed parameters for different gas types The factory fan speed settings can be adjusted for a different type of gas at installer level.
7 Commissioning 7.2.3 Combustion control and setting Fig.100 Flue gas measuring point and air Flue gas measuring point inlet measuring point Air inlet measuring point Use the air inlet measuring point to check any recycling of the combustion products. Use the flue gas measuring point to measure the quality of the combustion and the temperature of the flue gasses.
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The nominal full load value is shown in bold. Tab.38 Target O values for full load - (low load range) for G20 (H gas) Quinta Ace S 90 Quinta Ace S 110 Quinta Ace S 130 Quinta Ace S 150 3.9 - (4.6 –...
7 Commissioning Fig.103 Gas control valve in boiler types: 90 4.1. Use the full load adjusting screw A to set the percentage of O - 110 for the gas type being used within the range given in the table. Turning the full load screw A clockwise (+) increases O Turning the full load screw A anti-clockwise (-) decreases O 5.
8 Settings Fig.105 Example filled-in sticker 10. Fill in the following data on the sticker included, and attach it next to the data plate on the appliance. Adjusted for / Réglée pour / Parameters / Paramètres / The gas type, if adapted to another gas; Ingesteld op / Eingestellt auf Parameter / Parametri / The gas supply pressure;...
8 Settings Use the rotary knob to navigate. Use the button to confirm your selection. 1. Access the installer level via the tile: 1.1. Select the tile [ Fig.110 Installer level 1.2. Use code: 0012. The tile [ ] shows that the installer access is On, and the 00:12 ..
8 Settings Important Some of the configurable input and output connectors will be used by these configurations. You will no longer be able to manually configure these inputs/outputs when enabling these configurations. Fig.114 Setting the fixed combinations A Enable or disable the function B List of relevant settings C Quick access to relevant parameters and signals 00:12...
8 Settings 8.4.3 Activating DHW mixing Activate DHW mixing by enabling the DHW tank mixing function. > Installation Setup > DHW Mix/Circulation > Enabled > DHW tank mixing > On Use the rotary knob to navigate. Use the button to confirm your selection. Important This function uses Multifunctional out 1.
8 Settings Important Some of the configurable input and output connectors could be in use by the preconfigured fixed combinations. Disable the conflicting fixed configuration if you encounter an error while configuring the inputs or outputs. Fig.115 Setting the inputs and outputs A Configure the function B List of relevant settings 00:12...
8 Settings Setting Description Release CH+DHW Release CH+DHW Release input: On/off contact to release the central heating and domestic hot water function. The release of the contact will activate the ap pliance to produce heat for central heating and domestic hot water.
8 Settings Setting Description Boiler on DHW Notify external system when the Status contact to report that there is a request for domestic boiler is producing for domestic hot hot water. water. CH pump on Notify external system when the Status contact to report that the central heating pump is on.
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8 Settings Code Display text Description Adjustment range Submenu 90 AP090 Installer Telephone number of the in Mandato phone staller ry bus master AP107 Color display Color display Mk2 0 = White Mandato 1 = Red ry bus 2 = Blue master 3 = Green 4 = Orange...
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8 Settings Tab.44 Navigation for installer level Level Menu path Installer > Installation Setup > CU-GH20 > Submenu > Parameters, counters, signals > Parameters > General (1) See the column "Submenu" in the following table for the correct navigation. The parameters are grouped in specific functionalities. (2) The parameters can also be accessed directly via the Search datapoints function: >...
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8 Settings Code Display text Description Adjustment range Submenu 90 CP070 MaxReduce Max Room Temperature limit 5 – 30 °C CIRCA dRoomT.Lim of the circuit in reduced mode, that allows switching to com fort mode CP210 Zone HCZP Comfort footpoint of the tem 15 –...
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8 Settings Code Display text Description Adjustment range Submenu 90 DP044 Min DHW Minimum bottom temperature 0 – 120 °C DHW mix tank temp DHW tank DHW Mix/ Circula tion DP045 Mix pump DHW mixing pump hysteresis 0 – 20 °C DHW mix...
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8 Settings Code Display text Description Adjustment range Submenu 90 DP440 Start time an Starting time for the DHW an 0 – 143 HoursMinutes Internal ti-leg ti-legionella program Tank DP450 DHW circula DHW circulation zone enabled 0 = Off DHW cir tion 1 = On culation...
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8 Settings Code Display text Description Adjustment range Submenu 90 NP008 CascPrim Duration of post operation of 0 – 30 Min Cascade PumpPos the cascade primary circula manage tRun tion pump ment B Cascade manage ment B NP009 CascInterSta Switch on and switch off tim 1 –...
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8 Settings Code Display text Description Adjustment range Submenu 90 AP026 Setpoint man Flow temperature setpoint for 10 – 90 °C Gas fired ual HD manual heat demand appliance AP056 Outdoor sen Enable outdoor sensor 0 = No outdoor sensor Outdoor 1 = AF60 tempera...
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8 Settings Code Display text Description Adjustment range Submenu 90 DP474 DHW cylinder Domestic hot water cylinder 0 = No Tank as zone connected as zone 1 = Yes DP480 Pump on Turn the pump on immediate 0 = No Tank when DHW ly for DHW heat demand...
These service kits contain all parts and gaskets that are required for the relevant service. These service kits (A, B or C) put together by BAXI are available from spare parts suppliers. Important Maintenance messages must be followed up within 2 months.
9 Maintenance Caution Reset the maintenance message following every service. The service manual of the boiler. Opening the boiler Fig.116 Opening the boiler 1. Unscrew the two screws located under the front panel. The screws remain hanging in the clips. 2.
9 Maintenance 5. Check the combustion by measuring the O percentage in the flue gasses. 9.5.2 Checking the air pressure differential switch 1. Switch off the boiler. 2. Remove any dirt from all the connection points for hoses and the air pressure differential switch.
The meaning of the code can be found in the various error code tables. Important The error code is needed to find the cause of the error quickly and correctly and for any support from BAXI. 10.1.1 Display of error codes...
Only qualified professionals are authorised to work on the appliance and system. The error code remains visible until the problem is solved. 3. Note the error code when the problem cannot be resolved. 4. Contact your installer or BAXI for support. 10.1.2 Warning Tab.49...
10 Troubleshooting Code Display text Description Solution A.02.36 Funct device lost Functional device has been discon SCB not found: nected Bad connection: check the wiring and connec tors Faulty SCB: Replace SCB A.02.37 Uncritic device lost Uncritical device has been discon SCB not found: nected Bad connection: check the wiring and connec...
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10 Troubleshooting Code Display text Description Solution H.01.06 Max Delta TH-TF Maximum difference between heat Maximum difference between heat exchanger exchanger temperature and flow and flow temperature exceeded: temperature No flow or insufficient flow: Check the circulation (direction, pump, valves). Check the water pressure.
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10 Troubleshooting Code Display text Description Solution H.01.14 Max Tflow Flow temperature has exceeded the Flow temperature sensor above normal range: maximum operating value Bad connection: check the wiring and connec tors No flow or insufficient flow: Check the circulation (direction, pump, valves) Check the water pressure Check the cleanliness of the heat exchanger...
10 Troubleshooting Code Display text Description Solution H.03.09 Mains voltage low Supply voltage is below the mini mum operating value H.08.07 LIN pump 1 error LIN pump 1 operation in error H.08.08 LIN pump 1 lock out LIN pump 1 operation lock out error H.08.09 LIN pump 1 comm lost LIN pump 1 communication lost due...
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10 Troubleshooting Code Display text Description Solution E.00.20 TFlue Gas Open Flue gas temperature sensor is ei Open circuit in flue gas sensor: ther removed or measures a temper Bad connection: check the wiring and connec ature below range tors. Incorrectly fitted sensor: check that the sensor has been correctly fitted.
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10 Troubleshooting Code Display text Description Solution E.02.35 Safety device lost Safety critical device has been dis Communication fault connected Carry out an auto-detect E.02.47 Failed Conn Funct Gr Failed Connecting Function Groups Function group not found: Carry out an auto-detect Restart the boiler Replace the CU-GH E.02.90...
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10 Troubleshooting Code Display text Description Solution E.04.10 Unsuccessful start 5 Unsuccessful burners starts detec Five failed burner starts: No ignition spark: Check the wiring between the CU-GH and the ignition transformer Check the ionisation/ignition electrode Check breakdown to earth Check the condition of the burner cover Check the earthing Replace the CU-GH...
11 User instructions 10.2 Error history The control panel has an error history that stores the last 32 errors. Specific details are stored for each error, for example: Status Sub-status Flow temperature Return temperature These details and others can contribute to the error solution. 10.2.1 Reading out and clearing the error history You can read out the errors on the control panel.
11 User instructions Fig.123 Menu selection 1. Use the rotary knob to select the required menu. 22/02/2018 11:20 Home Screen ....Not set ......AD-3001387-01 Fig.124 Confirm menu selection 2. Press the button to confirm the selection. The available settings of this selected menu appear in the display.
11 User instructions Use the rotary knob to navigate. Use the button to confirm your selection. 1. Select the tile [ 2. Select Start date holiday. 3. Configure the start date. 4. Select End date holiday. The day after the start date of your holiday is displayed. 5.
11 User instructions 11.6 Changing the heating temperature of a zone 11.6.1 Definition of zone Fig.125 Two zones Zone is the term given to the different hydraulic circuits CIRCA, CIRCB and so on. It designates several areas of a building served by the same circuit.
11 User instructions Fig.127 Finish changing the zone name 4.5. Select to finish changing the zone name. 5. Select Icon display zone. 11:20 ....: ....All available icons appear in the display. 6. Select the desired icon of the zone. áäà...
11 User instructions 4. Select the weekday you want to modify. Fig.128 Weekday A Weekday B Overview of scheduled activities C List of actions 11:20 ............5. Choose one of the following actions: ..:..
11 User instructions Fig.130 Letter selection 5. Change the name of the activity (20 characters maximum): 5.1. Use the top row to change between capitalization, numbers, 11:20 ....: ....symbols or special characters. 5.2. Select a letter, number or action. áäà...
11 User instructions 4. Set the duration in hours and minutes. 5. Set the temporary room temperature. 11.7 Changing the domestic hot water temperature 11.7.1 Domestic hot water configuration Configure the domestic hot water settings by selecting the tile [ This menu is only available when a domestic hot water system is installed.
11 User instructions 11.7.3 Time program to control the DHW temperature Creating a time program A time program allows you to vary the domestic hot water temperature per hour and per day. The hot water temperature is linked to the activity of the time program.
11 User instructions 3. Select the setpoint you want to change: DHW comfort setpoint: The temperature when the hot water production is switched on. DHW eco setpoint: The temperature when the hot water production is switched off. 4. Set the desired temperature. 11.7.5 Increasing the domestic hot water temperature temporarily Regardless of the operating mode selected for domestic hot water...
11 User instructions Use the rotary knob to navigate. Use the button to confirm your selection. 1. Select the tile [ 2. Select Force summer mode. 3. Select the following setting: On to switch on summer mode. Off to switch off summer mode. 11.10 Changing the operating mode You can set the operating mode of your appliance.
12 Technical specifications 3. Select Installer Details. The installer’s name and phone number is shown. 11.13 Frost protection Caution Drain the boiler and central heating system if you are not going to use your home or the building for a long time and there is a chance of frost.
12 Technical specifications 12.1.2 Gas categories Tab.63 Unit categories Country Category Gas type Connection pressure (mbar) Great Britain G20 (H gas) 2H3P G31 (propane) 37-50 Ireland G20 (H gas) 2H3P G31 (propane) 12.1.3 BREEAM compliance The Quinta Ace S complies with the BREEAM emission requirements. In order to meet these requirements, some boiler parameter values need to be changed.
12 Technical specifications 12.4 Technical data Tab.65 General Quinta Ace S Nominal output 80/60 °C 11.4 28.4 28.1 85.0 102.0 121.5 140.3 Nominal output 50/30 °C 10.2 12.3 30.6 30.2 91.8 110.2 130.6 150.9 Nominal input 11.7 29.0 28.6 87.4 104.9 123.8 143.0...
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12 Technical specifications Quinta Ace S Hydraulic resistance ΔT=20 K mbar Water flow ΔT=11 K 6.65 7.97 9.50 10.97 Water flow at maximum CH input 80/60 °C 3.66 4.39 5.22 6.03 Water flow at minimum CH input 80/60 °C 0.40 0.49 1.04 1.21...
13 Appendix 13.1 ErP information 13.1.1 Product fiche Tab.72 Product fiche BAXI – Quinta Ace S Seasonal space heating energy efficiency class Rated heat output (Prated) Annual energy consumption(Q Seasonal space heating energy efficiency (η Sound power level L indoors dB(A) 7877367 - v.01 - 06112024...
13 Appendix 13.1.2 Package sheet Fig.136 Package sheet for boilers indicating the space heating energy efficiency of the package Seasonal space heating energy effi ciency of boiler ‘I’ Temperature control Class I = 1%, Class II = 2%, Class III = 1.5%, Class IV = 2%, Class V = 3%, Class VI = 4%, from fi...
13 Appendix The value of the seasonal space heating energy efficiency of the preferential space heater, expressed in %. The factor for weighting the heat output of preferential and supplementary heaters of a package as set out in the following table.
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