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General| Model | Logic SYSTEM 15 |
|---|---|
| Category | Boiler |
| Output | 15 kW |
| Efficiency | 93% |
| Dimensions | 700 x 395 x 278 mm |
| Fuel Type | Natural Gas |
| ErP Rating | A |
| Type | System Boiler |
| Mounting | Wall Mounted |
| Water Pressure | 3 bar |
Details of changes implemented in the manual.
Precautions for safe handling of the boiler during installation.
List of optional accessories available for the boiler system.
Guidelines for selecting an appropriate installation location.
Specific requirements for installing the boiler in a compartment.
Guidance on installing the flue system according to safety standards.
Notes on air supply requirements for boiler installation.
Requirements for the central heating water circulation system.
Guidelines for boiler control interlocks.
Warnings and regulations regarding electrical supply.
Instructions and requirements for connecting the condensate drain.
Recommendations for water treatment in heating systems.
Exploded diagram of the boiler assembly with item numbers.
Instructions for unpacking the boiler and checking contents.
Continuation of unpacking instructions and flue system details.
Step-by-step guide for removing the boiler's front panel.
Instructions for using the wall mounting template for accurate drilling.
Guidance on preparing the wall for boiler installation.
Steps for securely fitting the wall mounting plate.
Instructions on how to lift and mount the boiler onto the wall plate.
Guide to selecting the correct flue length and packs.
Continuation of flue length calculations and pack selection.
Detailed instructions for cutting and setting the flue length.
Step-by-step guide for fitting the flue through the wall and fitting the turret.
Instructions for fitting the optional roof flue kit.
Lists components and options for the roof flue kit.
Guidelines for positioning the flue terminal for safe dispersal.
Detailed steps for assembling the roof flue kit.
Requirements for condensate pipework and drainage methods.
Continuation of condensate drain connection methods and diagrams.
Instructions for making connections and filling the system.
Wiring diagrams and instructions for internal boiler connections.
Guide for replacing the pre-fitted mains cable.
Information on external electrical controls and frost protection.
Detailed wiring diagram for the boiler system.
Procedures for commissioning and testing the boiler installation.
Step-by-step guide for lighting the boiler.
Checks for correct operation of the boiler and system.
Instructions on how to perform a boiler reset.
Procedures for handing over the installed system to the householder.
Recommendations for regular boiler servicing and frequency.
Steps for removing and replacing the boiler's front panel.
Instructions for removing, cleaning, and replacing the fan and venturi assembly.
Procedure for removing and cleaning the boiler's burner.
Instructions for cleaning the condensate trap and siphon.
Steps for cleaning the boiler's heat exchanger.
Guide for reassembling the boiler after servicing.
General guidelines for replacing any boiler component.
Detailed steps for replacing the boiler's fan assembly.
Procedure for replacing the burner injector.
Steps for removing and replacing the boiler's burner.
Instructions for replacing the return thermistor.
Steps for replacing the ignition electrode.
Procedure for replacing the flame detection electrode.
Steps for replacing the spark generator unit.
Instructions for replacing the gas control valve.
Steps for removing and replacing the condensate trap/siphon.
Procedure for replacing the main printed circuit board (PCB).
Instructions for replacing the user control PCB.
Steps for draining the boiler's central heating circuit.
Procedure for renewing or replacing the pressure gauge.
Steps for renewing or replacing the safety relief valve.
Instructions for replacing the pump's automatic air vent.
Procedure for replacing the pump head unit.
Steps for replacing the central heating water pressure sensor.
Instructions for replacing the control or no-flow thermistor.
Procedure for removing and replacing the heat engine assembly.
Instructions for recharging or replacing the expansion vessel.
Procedure for replacing the boiler sealing panel seals.
Overview of fault codes and corresponding troubleshooting frames.
Troubleshooting steps for overheat or no water flow lockout fault codes.
Troubleshooting steps for ignition lockout fault codes.
Troubleshooting steps for false flame lockout fault codes.
Troubleshooting steps for low water pressure fault codes.
Troubleshooting steps for flame loss fault codes.
Troubleshooting steps for fan fault codes.
Troubleshooting steps for control/no flow thermistor faults.
Troubleshooting steps for return thermistor faults.
Troubleshooting steps for outside sensor faults.
Troubleshooting steps for Boiler Chip Card (BCC) faults.
Troubleshooting steps for no central heating operation.
Troubleshooting steps for when the display shows no output.
Troubleshooting steps for no hot water supply.
Overview of the Logic System boiler, its features, and safety regulations.
Required clearances around the boiler for installation and servicing.
Specific bottom clearance requirements after installation.
General operating modes of the boiler.
How to control the central heating radiator temperature.
How to use the weather compensation feature.
Instructions on how to shut down the boiler.
Instructions on how to relight the boiler.
Information on frost protection measures.
How the boiler protects against overheating.
Information on flame failure fault codes.
What to do if system water pressure drops.
Description of the boiler's main controls.
Instructions for dealing with a frozen or blocked condensate pipe.
Actions to take if a gas leak or fault is suspected.
Basic cleaning instructions for the appliance.
Recommendation for annual servicing by a qualified engineer.
Tips for preventing issues during cold weather.
Steps to diagnose and resolve central heating issues.
Steps to diagnose and resolve hot water supply issues.
Explanation of the boiler's status display codes and their meanings.
Detailed table of fault codes, descriptions, and recommended actions.
