What to do if my Tekmar 284 Controller displays COMBUSTION AIR PROOF FAILURE?
- TthorntonpatrickSep 7, 2025
If your Tekmar Controller displays a 'COMBUSTION AIR PROOF FAILURE', you should check the CA proving device and its wiring.
What to do if my Tekmar 284 Controller displays COMBUSTION AIR PROOF FAILURE?
If your Tekmar Controller displays a 'COMBUSTION AIR PROOF FAILURE', you should check the CA proving device and its wiring.
How to fix CONTROL SETUP FAILURE on my Tekmar 284?
To resolve a 'CONTROL SETUP FAILURE' on your Tekmar Controller, try resetting the defaults and verifying all settings.
What to do if my Tekmar 284 Controller displays PRIMARY PUMP P1 & P2 FLOW PROOF FAILURE?
If your Tekmar Controller displays 'PRIMARY PUMP P1 & P2 FLOW PROOF FAILURE', you should check the flow proving device and its wiring.
What to do if my Tekmar 284 Controller displays PRIMARY PUMP P2 FLOW PROOF FAILURE?
If your Tekmar Controller displays 'PRIMARY PUMP P2 FLOW PROOF FAILURE', you should check the flow proving device and its wiring.
What to do if my Tekmar 284 displays PRIMARY PUMP P1 FLOW PROOF FAILURE?
If your Tekmar Controller displays 'PRIMARY PUMP P1 FLOW PROOF FAILURE', you should check the flow proving device and its wiring.
What to do if my Tekmar 284 Controller shows a BOILER (#) OUTLET SENSOR ERROR?
If your Tekmar Controller displays a 'BOILER (#) OUTLET SENSOR ERROR', it means the control failed to read the boiler (#) outlet sensor due to an open or short circuit. Check the boiler (#) outlet sensor and its wiring.
What to do if my Tekmar 284 is showing VENT SENSOR ERROR?
If your Tekmar Controller is showing a 'VENT SENSOR ERROR', this indicates the control couldn't read the vent sensor due to an open or short circuit. Try checking the vent sensor and its wiring.
What to do if my Tekmar 284 Controller shows a BOILER INLET SENSOR ERROR?
If your Tekmar Controller displays a 'BOILER INLET SENSOR ERROR', it means that the control failed to read the boiler inlet sensor due to an open or short circuit. You should check the boiler inlet sensor and its wiring.
What to do if my Tekmar Controller shows an OUTDOOR SENSOR ERROR?
If your Tekmar Controller displays an 'OUTDOOR SENSOR ERROR', the control was unable to read the outdoor sensor due to an open or short circuit. You should check the outdoor sensor and its wiring.
What to do if my Tekmar 284 displays a DHW SENSOR ERROR?
If your Tekmar Controller displays a 'DHW SENSOR ERROR', it means the control couldn't read the DHW sensor because of an open or short circuit. To fix this, check the DHW sensor and its wiring.
Configures individual boiler settings for optimal plant flexibility.
Selects the primary operating mode for the heating system.
Sets the lowest allowable target temperature for the boiler.
Determines target water temperature based on outdoor air temperature.
Enables or disables setpoint heating operation for various loads.
Describes methods to request indirect domestic hot water.
Selects between Modbus® and BACnet® IP communication protocols.
Explains primary pump sequencing, stand-by operation, and logging.
Proves flow after pump activation to ensure proper operation.
Details how to connect the 115V AC input power to the control.
Explains wiring for boiler pumps and isolation valves.
Guides on mounting the outdoor sensor for accurate temperature readings.
Explains how to wire boiler outlet sensors for temperature monitoring.
Describes how to connect an Energy Management System to the control.
Explains how to use the HAND mode for manual operation and testing.
Manages access levels for different users to menus and settings.
Configures key features like flow proof and schedule operation via DIP switches.
Describes the different fields and components of the control's display.
Selects the main operating mode: RSET, SETP, DDHW, EMS, or BAS.
Defines the minimum allowed boiler target temperature for non-condensing groups.
Selects whether a specific boiler is operational or disabled.
Selects boiler operation type: modulating, single-stage, two-stage, or EMS.
Records the total running time of the boiler since the last clear.
Records the total running time of primary pump 1 since last cleared.
Lists common error messages and their potential causes and solutions.
Lists additional error messages and troubleshooting tips.
Lists remaining error messages and troubleshooting guidance.
Outlines the terms and conditions of the product warranty and return process.
Configures individual boiler settings for optimal plant flexibility.
Selects the primary operating mode for the heating system.
Sets the lowest allowable target temperature for the boiler.
Determines target water temperature based on outdoor air temperature.
Enables or disables setpoint heating operation for various loads.
Describes methods to request indirect domestic hot water.
Selects between Modbus® and BACnet® IP communication protocols.
Explains primary pump sequencing, stand-by operation, and logging.
Proves flow after pump activation to ensure proper operation.
Details how to connect the 115V AC input power to the control.
Explains wiring for boiler pumps and isolation valves.
Guides on mounting the outdoor sensor for accurate temperature readings.
Explains how to wire boiler outlet sensors for temperature monitoring.
Describes how to connect an Energy Management System to the control.
Explains how to use the HAND mode for manual operation and testing.
Manages access levels for different users to menus and settings.
Configures key features like flow proof and schedule operation via DIP switches.
Describes the different fields and components of the control's display.
Selects the main operating mode: RSET, SETP, DDHW, EMS, or BAS.
Defines the minimum allowed boiler target temperature for non-condensing groups.
Selects whether a specific boiler is operational or disabled.
Selects boiler operation type: modulating, single-stage, two-stage, or EMS.
Records the total running time of the boiler since the last clear.
Records the total running time of primary pump 1 since last cleared.
Lists common error messages and their potential causes and solutions.
Lists additional error messages and troubleshooting tips.
Lists remaining error messages and troubleshooting guidance.
Outlines the terms and conditions of the product warranty and return process.
| Category | Controller |
|---|---|
| Application | Hydronic heating systems |
| Zones Supported | Up to 4 |
| Power Supply | 24 VAC |
| Output | Relay |
| Mounting | Wall mount |
| Control Method | On/Off |
| Display | LED |
| Input Voltage | 24 VAC |
| Output Voltage | 24 VAC |
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