This article provides a troubleshooting and diagnosis table for ECOasis 50 Ductless Wall-Mounted Single-Room Energy Recovery Ventilators.

<p>This article provides a troubleshooting and diagnosis table for <a href="https://www.pioneerminisplit.com/collections/energy-recovery-ventilators/products/pioneer-ecoasis-50-ductless-wall-mounted-single-room-wi-fi-energy-recovery-ventilator" target="_blank" rel="noopener noreferrer" id="isPasted">ECOasis 50 Ductless Wall-Mounted Single-Room Energy Recovery Ventilators</a>.&#xA0;</p><table style="width: 100%;"><tbody><tr><td style="width: 21.7049%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Fault</strong><br></td><td style="width: 38.1514%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Possible Causes</strong><br></td><td style="width: 40.0721%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Troubleshooting</strong><br></td></tr><tr><td style="width: 21.6332%; text-align: center;" rowspan="2" class="fr-thick">The fan does not start up</td><td style="width: 38.1514%; text-align: left;" class="fr-thick">No power supply</td><td style="width: 40.0721%;" class="fr-thick">Make sure that the ventilator is properly connected to the power and make any corrections, if necessary</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">The motor is stuck, or the impellers are clogged</td><td style="width: 40.0721%;" class="fr-thick">Turn the ventilator off. Troubleshoot the motor jam and impeller blockage. Clean the blades, then restart the ventilator</td></tr><tr><td style="width: 21.6332%; text-align: center;" rowspan="2" class="fr-thick">Low airflow</td><td style="width: 38.1514%; text-align: left;" class="fr-thick">Low fan speed setting</td><td style="width: 40.0721%;" class="fr-thick">Set a higher speed</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">Filter, fan, or exchanger are dirty</td><td style="width: 40.0721%;" class="fr-thick">Clean or replace the filter. Clean the fan and exchanger.&#xA0;</td></tr><tr><td style="width: 21.6332%; text-align: center;" rowspan="2" class="fr-thick">Noise/vibration</td><td style="width: 38.1514%; text-align: left;" class="fr-thick">The impeller is dirty</td><td style="width: 40.0721%;" class="fr-thick">Clean the impeller</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">Loose connection of the ventilator casing or the ventilation hood</td><td style="width: 40.0721%;" class="fr-thick">Tighten the screws of the ventilator or outer hood</td></tr><tr><td style="width: 21.6763%; text-align: center;" rowspan="4" class="fr-thick">Master-Slave pairing failed</td><td style="width: 38.1514%; text-align: left;" class="fr-thick">Master-Slave units set by a different controller</td><td style="width: 40.0721%;" class="fr-thick">Use the same remote controller for the master-slave units settings</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">The ventilator is installed where it is surrounded by a lot of metal or there are many sources of interference</td><td style="width: 40.0721%;" class="fr-thick">Excessive metal structures and interference sources around will weaken the wireless signal. Remove these sources of signal interference or change the installation location</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">The distance between master and slave units is too long or the wall between them is too thick</td><td style="width: 40.0721%;" class="fr-thick">Change the installation location according to the required distances</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">Other</td><td style="width: 40.0721%;" class="fr-thick">Reset the master-slave setting by pressing and holding the Reset button for 10 seconds. Then, set it again after a period of power off</td></tr><tr><td style="width: 21.6763%; text-align: center;" rowspan="6" class="fr-thick">Wi-Fi connection failed</td><td style="width: 38.1514%; text-align: left;" class="fr-thick">The mobile phone is connected to the Wi-Fi 5G network</td><td style="width: 40.0721%;" class="fr-thick">Switch to the 2.4G frequency/network to connect</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">Wrong connection to public Wi-Fi, such as Wi-Fi in shopping malls, hotels, etc. The user must be registered and logged in</td><td style="width: 40.0289%;" rowspan="4" class="fr-thick">Set up the Wi-Fi router correctly</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">The router has not yet set up an account or password</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">The router is set to a higher security level</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">You have exceed the limit of devices that can be connected to the router</td></tr><tr><td style="width: 38.1514%; text-align: left;" class="fr-thick">Bluetooth on the mobile phone is off</td><td style="width: 40.0721%;" class="fr-thick">Enable Bluetooth on the mobile phone to improve the success rate of networking</td></tr></tbody></table><p><br></p>

Troubleshooting & Diagnosis Table for ECOasis 50 Energy Recovery Ventilators

This article provides a troubleshooting and diagnosis table for ECOasis 150 Ductless Wall-Mounted Single-Room Energy Recovery Ventilators.

<p>This article provides a troubleshooting and diagnosis table for <a href="https://www.pioneerminisplit.com/collections/energy-recovery-ventilators/products/pioneer-ecoasis-150-ductless-wall-mounted-single-room-wi-fi-energy-recovery-ventilator" target="_blank" rel="noopener noreferrer" id="isPasted">ECOasis 150 Ductless Wall-Mounted Single-Room Energy Recovery Ventilators</a>.</p><table style="width: 100%;"><tbody><tr><td style="width: 24.5232%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Abnormality</strong><br></td><td style="width: 37.0165%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Possible Causes</strong><br></td><td style="width: 38.3417%; background-color: rgb(239, 239, 239); text-align: center;" class="fr-thick"><strong>Solutions</strong><br></td></tr><tr><td style="width: 24.4986%; text-align: center;" rowspan="3" class="fr-thick">The display does not start up</td><td style="width: 37.0165%;" class="fr-thick">Loose or bad contact of the power plug</td><td style="width: 38.3417%;" class="fr-thick">Check whether the plug is loose. If so, reconnect it</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Power cable fault</td><td style="width: 38.3417%;" class="fr-thick">Replace the power cable with one of the same specification</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Display fault</td><td style="width: 38.3417%;" class="fr-thick">Contact the manufacturer for a replacement or repair part&#xA0;</td></tr><tr><td style="width: 24.5232%; text-align: center;" class="fr-thick">No display or wrong display of temperature, humidity, or CO2 value</td><td style="width: 37.0165%;" class="fr-thick">Sensor short circuit or open circuit</td><td style="width: 38.3417%;" class="fr-thick">Contact the manufacturer for service or suggestions</td></tr><tr><td style="width: 24.5665%; text-align: center;" rowspan="2" class="fr-thick">The PM2.5/CO2 value displays abnormally, or doesn&apos;t display at all</td><td style="width: 37.0165%;" class="fr-thick">The PM2.5/CO2 sensor test probe is covered by dust or debris</td><td style="width: 38.3954%;" rowspan="2" class="fr-thick">Follow the PM2.5/CO2 sensor maintenance method to clean the sensor. If not resolved, contact the manufacturer for service</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Sensor short circuit or open circuit<br></td></tr><tr><td style="width: 24.5665%; text-align: center;" rowspan="3" class="fr-thick">Abnormal noises</td><td style="width: 37.0165%;" class="fr-thick">Poor fastening of the machine ducting</td><td style="width: 38.3417%;" class="fr-thick">Adjust or secure the ducting</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Foreign matter entering the ventilator</td><td style="width: 38.2948%;" rowspan="2" class="fr-thick">Contact the manufacturer for repair parts or replacements</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Fault of supply fan or exhaust fan</td></tr><tr><td style="width: 24.5665%; text-align: center;" rowspan="2" class="fr-thick">Insufficient Fresh Air</td><td style="width: 37.0165%;" class="fr-thick">Blockage of the air inlet/outlets by foreign matter</td><td style="width: 38.2948%;" class="fr-thick">Locate and clear out any observed foreign matter</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Blockage of primary and/or HEPA filters</td><td style="width: 38.2948%;" class="fr-thick">Clean or replace the filters</td></tr><tr><td style="width: 24.5665%; text-align: center;" class="fr-thick">Excess particles at the supply air outlet</td><td style="width: 37.0165%;" class="fr-thick">Overuse of primary and/or HEPA filters</td><td style="width: 38.2948%;" class="fr-thick">Replace the affected filters</td></tr><tr><td style="width: 24.5665%; text-align: center;" rowspan="3" class="fr-thick">No response to the fan speed adjustment switch<br>(Codes: E0, E1, E3)</td><td style="width: 37.0165%;" class="fr-thick">No feedback from supply and/or exhaust fan</td><td style="width: 38.2948%;" rowspan="3" class="fr-thick">Contact the manufacturer for repair suggestions and fan replacement parts</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Other fan fault</td></tr><tr><td style="width: 37.0165%;" class="fr-thick">Main control board fault</td></tr></tbody></table><p><br></p>

Troubleshooting & Diagnosis Table for ECOasis 150 Energy Recovery Ventilators

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Energy Recovery Ventilators

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Pioneer Offers Hyper-Heat Units

Pioneer Systems Offer Both Heating & Cooling Functions

Understand the Difference Between 115V & 230V Systems

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Pioneer Mini Splits Function as Dehumidifiers

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Ducted & Ductless Systems (Product Line Overviews)

ECOasis 50 Ductless Wall-Mounted Single-Room Energy Recovery Ventilator (ERV) Overview

ECOasis 150 Ductless Wall-Mounted Single-Room Energy Recovery Ventilator (ERV) Overview

Energy Recovery Ventilators (Product Line Overviews)

QHD070 Whole-House Ducted Dehumidifier (QHD) Overview

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Connect the Refrigerant Piping to the Indoor Unit

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Indoor Units (Installation & Setup)

Angle Linesets Upward

Complete the Safety Checks & Test Run

Find Out if a Wall-Mounted Indoor Unit can be Set onto Ceilings

Find Out if the Indoor Unit Requires Anything Extra in Order to be Wall-Mounted

Find Out the Ideal Height for Mounting Indoor Units

Leakage Inspection & Vacuuming for Refrigerant Lines

Learn the Gauge of Wire Used for Ductless System Connections

Open the Service Valve

Set Up the Lineset to Exit from the Side of the Indoor Unit

Understand the 6-Foot Plastic Whips & 4-Lead Mini Split Connection Wire

Understand how to Properly Uncoil the Lineset

Understand the Drilling Details to Accommodate Drain & Refrigerant Lines

Understand the Requirements for Installing Your System

Understand the Torque Wrench Size for Installing Your System

Installation Requirements (Installation & Setup)

Understand the Allowable Zone Combinations for Multi-Zone Systems

Multi-Zone Units (Installation & Setup)

Install Outdoor Units: Getting Started

Air Evacuation & Bleed the Circuit for Outdoor Units

Connect the Electrical Wiring for Outdoor Units

Connect the Refrigerant Piping to the Outdoor Unit

Mount the Outdoor Unit

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Set Up the Condensate Water Drainage for Outdoor Units

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Outdoor Units (Installation & Setup)

Ductless & Ducted Systems (Installation & Setup)

Install ECOasis 50 Energy Recovery Ventilators

Install ECOasis 150 Energy Recover Ventilators

Energy Recovery Ventilator (Installation & Setup)

Connect the Drain Fitting for QHD070 Whole-House Ducted Dehumidifiers

High Performance Dehumidifiers (Installation & Setup)

Install Rooftop RV Systems: Getting Started

Create the Roof Opening for Rooftop RV Systems

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Mount the Panel for Rooftop RV Systems

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Connect & Power Up Under-Bench RV Systems

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Installation & Setup

Understand the DIP Switches for Vertex Ducted Central Split (DYC-18) Systems

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Turn the LED Display On or Off

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Understand the Master Unit Display for ECOasis 50 Energy Recovery Ventilators

Understand the Onboard Controller & Terminal Block Layout for QHD070 Whole-House Ducted Dehumidifiers