How to fix a 'Filter' message on a SystemAir SAVE VTC 300?
The 'Filter' message on your SystemAir Fan indicates it's time to replace the filter. Please change the filter following the instructions in chapter 5.2 and chapter 5.2.1.
What to do if the SystemAir SAVE VTC 300 unit cannot be controlled?
If the control functions of your SystemAir Fan are stuck, try these solutions: * Reset the control functions by unplugging the unit for 10 seconds. * Check the modular contact connection between the control panel and the main print card.
How to fix noise/vibrations in SystemAir SAVE VTC 300 Fan?
To address noise or vibrations in your SystemAir Fan, consider these steps: * Clean the fan impellers. * Ensure that all screws holding the fans are tightened properly. * Check that the anti-vibration lists are correctly fitted to the mounting bracket and the back of the unit.
What to do if my SystemAir Fan has low supply air temperature?
If your SystemAir Fan is producing low supply air temperature, you can try the following: * Check the display for alarms. * Verify the set supply air temperature in the control panel. * Inspect the analogue inputs in the service menu to confirm the temperature sensors are functioning correctly. * Check if the overheat protection thermostat is still active. * Ensure that digital input 4 (DI 4) is not set to off. * Check if the extract filter needs replacement. * Verify if the unit has a re-heater battery connected.
Why won't my SystemAir Fan start?
If your SystemAir Fan won't start, consider the following checks: * Check the display for alarms. * Ensure all fuses and fast couplings are securely connected. * Verify that the week program is in ON mode. * Check if any of the digital inputs 1–3 (DI 1–3) are active and set to the off position.
What to do if my SystemAir SAVE VTC 300 Fan has reduced airflow?
If you notice reduced airflow in your SystemAir Fan, there are several things you can check: * Examine the display for any alarms. * Verify if the unit is in defrost mode. * Check the airflow settings in the control panel. * Inspect the week program settings. * Ensure that none of the digital inputs 1–3 (DI 1–3) are active and set to off. * Inspect the filters, diffusers, and louvres for blockages. * Check the fans and heat exchange block. * Confirm that the building's air intake and roof unit (exhaust) are not clogged. * Look for any visible damage or dust/pollution buildup in the duct runs. * Ensure diffuser/louvre openings are clear.
What to do if my SystemAir SAVE VTC 300 displays 'DAMP' error?
The 'DAMP' error on your SystemAir Fan indicates a malfunction in the bypass damper. Contact your installation company or place of purchase.
What does 'Pb Fail' mean on my SystemAir SAVE VTC 300?
The 'Pb Fail' error on your SystemAir Fan indicates an error in the connection with the relay card for the electrical re-heater. Contact your installation company or place of purchase.
Why does my SystemAir SAVE VTC 300 Fan show a 'Temp' error?
The 'Temp' error on your SystemAir Fan indicates a malfunction in one or more of the temperature sensors. Contact your installation company or place of purchase.
What to do if my SystemAir SAVE VTC 300 Fan displays 'EMT/Frost' error?
The 'EMT/Frost' error on your SystemAir Fan means the overheat or frost protection has been triggered. Try resetting it by pushing the red button on the front of the heater. If the problem persists, contact your installation company or place of purchase.
Covers danger, warnings, and important operational safety notes for the unit.
Essential safety guidelines to follow before performing any maintenance.
Step-by-step instructions for changing supply and extract air filters.
Comprehensive list of alarms, their explanations, and recommended actions.
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General