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Service handbook S-Tronic Plus / Lambda - S3 Turbo Core module version 55.04 - Build 05.21 Translation of original German version of service handbook for technicians. Read and follow all instructions and safety instructions. All errors and omissions excepted. B1730023_en | Edition 21/03/2024...
2 Power connection and wiring ........................2.1 Core module and connection options....................2.1.1 Board view - core module ......................2.1.2 Board view - core module medium (for S-Tronic Plus) .............. 2.1.3 Mains connection ........................10 2.1.4 Connecting the outside temperature sensor ................11 2.1.5 FRA room temperature sensor ....................
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5.12.2 System - Current values ......................87 5.12.3 System - Error..........................88 5.12.4 System - Sensors and pumps....................89 5.12.5 System - Display operating rights ....................89 5.12.6 System - Display allocations ...................... 90 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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7.2 Pump stall protection..........................96 7.3 Boiler operating statuses........................96 7.4 Determination of the quantity of heat ....................97 7.4.1 Assembly Information ........................ 97 7.4.2 Functioning and configuration....................97 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Insulate the flue gas pipes and do not touch them during operation The information on safety, standards and guidelines in the assembly and operating instructions for the boiler should also be observed! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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PWM / 0-10V pump 1 KM-27 Induced draught fan Connection cable 3 x 1.5 mm for power supply, Connection cable 3 x 0.75 mm for analysis of current speed B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Connecting cable 2 x 0.75 mm KM-36 Optional module Ignition expansion connection 1. YMM as per ÖVE-K41-5 or H05VV-F as per DIN VDE 0881-5 Fuses 6.3 AT KM-27, KM-28 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
The switch must be a N/C switch and it must be linked to the 24V safety chain of the STL at this terminal. KM-15 Flue gas temperature sensor Only use connection cable of the component B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
NOTICE! Flexible sheathed cable must be used for the wiring; this must be of the correct size to comply with applicable regional standards and regulations Boiler type Electric fuses Fuse type S3 Turbo C13A B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
In the delivered state, the outside temperature sensor is read in by the core module ("KM-19 / outside temperature sensor" connection). Alternatively, the outside temperature sensor can be connected to an additional heating circuit module. Ü "Heating circuit module" [} 17] B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Allows you to adjust the temperature by +/- 3°C IMPORTANT! Refer to the supplied assembly instructions for more detailed explanations on connecting and operating the FRA room temperature sensor. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Ä Make sure that the cables are configured correctly (polarity) in accordance with the connection diagram of the pump! r Set control of the pump in the relevant menu to “Field pump / PWM” or “Field pump / 0-10V” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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30%). FRKEM29 AO-P1 r Connect pump to output “Pump 1” of the core module r In the relevant menu, set the pump control to “Pump without control signal” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Ä Make sure that the cables are configured correctly (polarity) in accordance with the connection diagram of the pump! r In the relevant menu, set the activation of the pump to “Field pump PDM + valve” or to “Field pump 0-10V + valve” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Connect the phase (L) for switching over the valves together with the phase (L) for the pump to the switched output of the relay r In the relevant menu, set the pump control to “HE pump without control signal” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Connection / Name Note HE-01 Connection with cable – LIYCY paired 2x2x0.5; HE-02 Ü "Connecting the bus cable" [} 31] Caution! CAN L and CAN H must not be connected to +U B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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4 x 0.75 mm , max. 0.15A / 230V HE-12 Mixing valve 2 1. YMM to ÖVE-K41-5 or H05VV-F to DIN VDE 0881-5 Fuses 6.3 AT HE-09, HE-10, HE-11, HE-12 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Depending on the type of pump, the phase (L) is either connected to the relay output or triac output. Connecting a circulating pump to the hydraulic module 1. YMM to ÖVE-K41-5 or H05VV-F to DIN VDE 0881-5 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Ä Make sure that the cables are configured correctly (polarity) in accordance with the connection diagram of the pump! r Set control of the pump in the relevant menu to “Field pump / PWM” or “Field pump / 0-10V” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Connect the power supply for the pump to output “Pump 1” or “Pump 2” and use the triac output for phase r In the relevant menu, set the pump to “Pump without control signal” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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) from NOC on the relay to the pump using terminal “S/S” as the release contact r Connect power supply at pump connector r In relevant menu, set pump to “Field pump PDM + valve” or “Field pump 0-10V + valve” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Ä Make sure that the cables are configured correctly (polarity) in accordance with the connection diagram of the pump! r In the relevant menu, set the activation of the pump to “Field pump PDM + valve” or to “Field pump 0-10V + valve” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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(L) r Connect the phase (L) for continuous supply (switches the valve back to the initial position) to the power supply at terminal “L” B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
RL-05 1. YMM to ÖVE-K41-5 or H05VV-F to DIN VDE 0881-5 Fuses 6.3 AT RL-01 Connection example Balancing valve Firewood-/ Return mixing valve Dual fuel boiler (Return mixer module) B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
2 x 0.75 mm², 24V looped through ZE-06 Core module Use the ribbon cable supplied 1. YMM to ÖVE-K41-5 or H05VV-F to DIN VDE 0881-5 Fuses 10 AT ZE-04 B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Power connection and wiring | 2 Connection diagram Lock Lock Use the cable supplied for the connection to the terminal block Core module Hydraulic module Power supply Mains plug Main switch B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
NOTICE! The inputs and output are pre-configured, so it is essential the following addressing is complied with. Standard configuration – Analogue module with address 0 Input Designation External power specification (0-10V) B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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(“Boiler release input available” parameter = YES). Necessary parameters for setting the power demand can be found in the “Boiler – General settings” menu. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
A voltage supply unit must be used for every touch room console (heating circuit module, hydraulic module). B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If the contacts at the base of the end jumper are not bridged (image left), it is referred to as “not set". In this case there is no bus termination. If the contacts are closed (image right), the end jumper is set and the bus connection is terminated. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Instead of the potential equalisation, a Fröling bus repeater can be used in the bus connection line to the next building. The potential separation (galvanic isolation) allows the bus network to be split into two separate sub- networks. Bus side A Bus side B Expansion Bus repeater module B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Connect the control cable to the PDM output on the board, making sure that the polarity is correct: - brown wire to earth - white wire to plus Do not use the other two wires (blue, black) and insulate B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
The status LED shows the operating status of the system: ▪ GREEN flashing (interval: 5 sec OFF, 1 sec ON): Off ▪ GREEN constant: BOILER SWITCHED ON ▪ ORANGE flashing: WARNING ▪ RED flashing: FAULT B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Shown when the DHW tank or return temperature control pump is active menus Shown when the heating circuit or storage tank loading pump is active Shows the status of the heating circuit mixer B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Pressing the info key calls up the information on the resolved, this is shown by a warning symbol at the currently pending fault message again. bottom right on the status line. Procedure for troubleshooting: Ü "Troubleshooting" [} 94] B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Pressing and holding the water tap key takes you directly to the parameter “Boiler mode”. After selecting the desired mode, the boiler remains in the selected mode until the parameter is changed. Ü "System - Boiler mode" [} 91] B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Caution: Function only possible on the room console! The room temperature is reduced to the preset setback temperature until automatic mode is activated. Observe the additional information in the operating instructions of the room console. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Check for loose or uninsulated wires in the terminal boxes of the pumps, mixing valve and switch valve, which could cause a short-circuit 4.1.3 System check r Check that the main fuse for the boiler has a sufficient rated amperage Ü "Mains connection" [} 10] B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Standard user level for normal operation of the display. All customer-specific parameters are displayed and can be changed. Installer / Service Releases parameters to adjust the controller to the system components (if configured). B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
NOTE: This parameter is not available on boiler types SP Dual compact and T4. Actuators installed If two actuators are installed for air control on the boiler, then this parameter must be activated. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Return feed mixer connection: Mixer output on return mixer module Storage tank pump connection: Free pump outlet (e.g.: pump 0.1) Boiler heat quantity recording method Method used for determining the quantity of heat produced by the boiler. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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4 | Operation System selection In contrast to the standard configuration, the sensors and pumps for systems with S-Tronic Plus / S-Tronic Lambda are determined by the corresponding system due to the missing hydraulic module. Ü "Hydraulic system for S-Tronic Plus / S-Tronic Lambda" [} 47] If the system has been installed according to a “Non-binding Planning Suggestion”, the...
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If a network pump is activated in conjunction with a multiple house diagram (variant 3 or 4), you can set whether the pump is to monitor all consumers, or just the heat requirement of the storage tank. If a network pump is installed, this parameter must be activated. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Remote control of the boiler can be activated This menu item or parameter is only relevant for systems equipped with touch control and also use the internet portal froeling-connect.com! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
4.2.3 Hydraulic system for S-Tronic Plus / S-Tronic Lambda No hydraulic module is included in the standard delivery of facilities with S-Tronic Plus or S-Tronic Lambda (the same as S-Tronic Plus but with Lambda controller for the boiler). The system selection “Hydraulic system for S- Tronic”...
4 | Operation S-Tronic Plus / S-Tronic Lambda with hygienic layered tanks and return temperature control with mixing valve Note: Please install a mixing valve to limit the outlet temp. of the Hygienic solar layerd tank H2: Connections are represented schematically...
Door open The insulating door is open and the fan runs at maximum speed. The fuel burns down to residual embers. Fault CAUTION - There is a fault! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
The following parameters, however, can/should be set as desired by the customer: ▪ Desired boiler setpoint ▪ DHW tank loading times ▪ Solar controller ▪ Heating and setback times of the individual heating circuits B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Then carry out the same process with the start time. After the enter key has been pressed repeatedly, the changes are adopted and it returns to the previous menu. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Heating circuit remains in setback mode until another mode is activated Display of the current outside air temperature. Party: Party mode; the current or next setback phase is ignored B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
NOTICE! Observe external influences on the remote parameter. The temperature measured by the sensor is control! increased (positive value) or reduced (negative value) by the pre-set value. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Mixer runtime ▪ 0 = Boiler Here you can set the mixer runtime of the mixer in use. ▪ 1 = Buffer tank 01, … B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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If time has run out, the heating circuit will go back to being supplied on a weather- compensated basis. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If the heating up program is to be used for floor screed drying, you must consult the manufacturer of the floor finish and/or the installer! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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If only 2 heating circuits are installed, then only 2 heating circuits will be available for selection. The heating up program selected will be used for all heating circuits! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
“Desired DHW tank temperature“ has been Specifies the speed of the DHW tank pump as a reached. percentage of maximum speed. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
“Return feed sensor” sensor input. NOTICE! The DHW tank can only be loaded using HCP0 if the return temperature control is not performed by the mixing valve. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Display of the current temperature at the solar reference sensor in the top part of the buffer tank. Prerequisite: Hydraulic system 12 or 13 Display of the current temperature at the collector return. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Pump between heat exchanger and DHW tank Prerequisite: Hydraulic system 12 Display of the current speed of the pump between heat exchanger and DHW tank. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Also when the criteria for starting the collector pump have reached after the set time, the collector pump starts. been reached, the collector pump is only active up to the set time. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If no temperature Pump outlet to which the solar isolating valve is increase on the collector sensor is detected, the collector connected. pump switches off and the time restarts from zero. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Pump output of the collector - buffer tank pump Control parameter for the speed control of the collector Adjustable parameters for the initial configuration of the pump. pump between the collector and buffer tank. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
The yields of the last 6 days are available. For solar systems with an external heat exchanger, the outlet temperature from the heat exchanger is recorded as a secondary measurement. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Buffer tank pump control Display of the current speed of the buffer loading pump. Storage tank charge Display of the current storage tank charge. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
This value, the boiler system follows the shutdown procedure. parameter defines the base point of the charging curve of the buffer tank. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Sensor input of buffer tank bottom sensor Sensor input to which the sensor in the bottom part of the buffer tank is connected. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Reports the current speed of the return lift pump (bypass Position of primary air flap pump) in percent. Display of the current position of the primary air flap (adjusted for the air settings). B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
150s! Control of bypass pump Indicates the control type of the RL lift pump. Minimum speed of shunt pump Indicates the minimum speed of the RL lift pump. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Froling customer services or values are saved in °C. authorized installer! ▪ NO: In conjunction with a data logger, all temperature values are saved in °F. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Display of the current pump control for the standby boiler. Burner relay status Shows the current status of the burner relay: ▪ 0: Backup boiler not active ▪ 1: Backup boiler active B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If the secondary boiler is started, it will run for at least the pump of the secondary boiler. length of time set here. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
▪ 1: Standby boiler was started manually. ▪ 0: Backup boiler was stopped manually. 5.7 Ignition Basic display Ignition Automatic ignition ▪ NO: Automatic ignition deactivated ▪ YES: Automatic ignition activated. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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24:00 h on the specified date. If the specified time is not subsequently changed and ignition is not disabled, the start criterion applies daily from the specified time. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
The return temperature from distributor 1 is regulated to the value set here. When the return temperature from distributor 1 reaches the specified value, the pump for distributor 1 starts up at minimum speed. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Pump outlet to which the pump for distributor 1 is distributor 2 ... 4 installed connected. Adjustment of the minimum speed to the pump type (set mode of pump in accordance with pump manufacturer). B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
When the heat sink reaches this value, the pump of the If the temperature difference between the heat source and differential controller is deactivated. the heat sink falls below this value, the pump of the differential controller is deactivated. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Maximum pump speed If for system operation reasons you need to limit the maximum speed of the pump of the differential controller you can do so by adjusting this parameter. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If the flow switch is implemented as a push button, after the button is pressed the circulation pump still continues to run for the specified time. NOTICE! Parameter only relevant when using a flow switch! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
5.11.1 Manual - Manual operation Basic display Manual Manual operation When exiting the “Manual operation” menu, all active parameters are automatically set to “OFF”! The parameters displayed depend on the boiler configuration! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Basic display Manual outputs The parameters displayed depend on the boiler configuration! ▪ A 0: Automatic, Off; A 1: Automatic, On ▪ 1: Manual, On ▪ 0: Manual, Off B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Specifies how long the ignition procedure should last. The “Heating” status must be reached within this time. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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If the current residual oxygen content in “Heating” status exceeds the specified value for the duration of the „Maximum heating up time, during which HEATING status must be reached“, the boiler switches to “Off” status. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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1 hour, up to a maximum of 24 hours. If the residual oxygen content exceeds the value set here, the lambda probe heating is switched off. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Pump current at the last calibration The measured heating voltage of the broadband probe is displayed. Broadband probe Nernst voltage The measured Nernst voltage of the broadband probe is displayed. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Ü "Calculating the feed output of the circulating pump" [} 97] 5.12.2 System - Current values Basic display System Current values Display of the current value for the relevant parameter. The parameters displayed depend on the boiler configuration! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Error Clear error history The entire error history can be deleted using this function. From this time on, the error history will be filled again with new fault messages. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
1 … 7. Solar panel system: Allow access to solar system 01? Specifies whether solar system 01 can be accessed from touchscreen 1 … 7. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
To assign a DHW tank to a specific room console, the respective DHW tank number with its address must set on the room console. The parameters are set to “none” at the factory! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
(if configured). Customer (Code “1”) Standard user level for normal operation of the display. All customer-specific parameters are displayed and can be changed. B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Parameters overview | 5 5.12.13 System - System selection Basic display System System selection Ü "Setting the system type" [} 42] B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
If a fault has various causes or the cause can be resolved in various ways, you can scroll through with the navigation keys. Error causes Error resolution Sensor signal damaged Check sensor and sensor cable B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
When set to “Isolating valve” the output is activated either with 0% or 100%. This setting value is only available in the “Water” or “Boiler 2” menu. HKP0 The following applies to pump outlet HKP0 at the core module: ▪ Relay output ▪ Speed control is not possible B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
“heating” status. Door open The insulating door is open and the fan runs at maximum speed. The fuel burns down to residual embers. Fault CAUTION - There is a fault! B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
Activate the circulating pump in manual operation at 50% speed r Press the push bar on the line regulating valve; make a note of the flow on the scale B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Go to the menu “System → Settings → Boiler heat quantity calculation” r Enter the recorded values for the flow of the circulating pump at the respective parameter B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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Notes B1730023_en | Service handbook S-Tronic Plus / Lambda - S3 Turbo...
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