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General| Mounting | Wall-mounted |
|---|---|
| ERP Rating | A |
| Weight | 32 kg |
| Warranty | 2 Years |
| Fuel Type | Natural Gas |
| Flow Rate (l/min) | 11.5 l/min |
| Fuel | Natural Gas |
| Flow Rate | 12.5 l/min |
| Central Heating Flow Temperature Range | 30-85 °C |
| Hot Water Temperature Range | 35-60 °C |
| Boiler Type | Combination Boiler |
Outlines the safety mechanisms that ensure the appliance's safe operation during use.
Explains how to install a concentric horizontal flue, including elbow rotation and extensions.
Provides instructions for installing a concentric vertical flue, including hole drilling and supports.
Instructions for connecting the 15mm gas pipe to the appliance's service valve.
Details connecting the 22mm service valves for the flow and return connections.
Details the connection of the condense outlet pipe to a plastic waste pipe.
Provides detailed instructions for connecting the 230V mains supply to the appliance terminal block.
Covers gas supply installation, system flushing, and initial filling procedures.
Lists essential checks to be performed before the initial lighting of the appliance.
Guides on initial lighting procedures and checking the burner pressure.
Explains how to adjust the boiler's operating temperature for central heating.
Details how to adjust the domestic hot water temperature using the thermostat knob.
Lists final checks before completion and how to instruct the user on appliance operation.
Emphasizes regular servicing by competent persons using genuine spare parts.
Details the steps for annual servicing, including checks on performance, flue, and gas analysis.
Provides a general procedure for safely removing components from the appliance.
Guides on removing and replacing the main or ignition control PCB.
Explains how to remove and replace the gas valve, including safety checks.
Provides instructions for removing and replacing electrodes, the burner, and injectors.
Guides on removing and replacing the flue fan assembly.
Details how to remove and replace the main heat exchanger.
Details the procedure for removing and replacing the DHW heat exchanger.
Guides on removing and replacing the condense trap.
Guides on checking and adjusting burner pressure for optimal performance.
Details the procedure for setting the maximum burner pressure.
Explains how to set the minimum burner pressure.
Provides instructions for performing a combustion analysis test on the appliance.
Details the procedure for conducting a combustion analysis using test points and a selector knob.
Details essential electrical checks like earth continuity, short circuit, and polarity.
Provides instructions for testing earth continuity of the appliance.
Details how to perform a short circuit test on the appliance's electrical connections.
Explains how to check the appliance's electrical polarity using voltage tests.
Details how to test the resistance to earth of the appliance.
General advice before fault finding, including isolating the appliance and disconnecting controls.
Step-by-step guide to diagnose issues with the electronic control board during startup.
Diagnosing faults related to sparking, ignition, and high limit thermostat operation.
Diagnosing faults related to the control board, supply voltage, and wiring connections.
Step-by-step guide to diagnose control issues when the appliance is in DHW mode.
Diagnosing control issues when the appliance is operating in Central Heating mode.
Continues diagnosis of heating mode issues, focusing on water flow and temperature checks.
Presents a detailed functional diagram of the Procombi HE boiler's electrical system.
Guides on checking and adjusting burner pressure for LPG models.
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