This article explains the allowable zone combinations for Quantum Ultra multi-zone mini split systems.

<p>This article explains the allowable zone combinations for <a href="https://www.pioneerminisplit.com/collections/multi-split-systems" target="_blank" rel="noopener noreferrer">Quantum Ultra multi-zone mini split systems</a>.&#xA0;</p><p>The allowable combinations are in kBTU.&#xA0;</p><table style="width: 100%;"><tbody><tr><td style="width: 20%; background-color: rgb(239, 239, 239);" class="fr-thick"><div style="text-align: center;"><strong>Outdoor Unit&#xA0;</strong></div><div style="text-align: center;"><strong>Model Number</strong></div></td><td style="width: 19.914%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN020GLSI24M2G</strong><br></td><td style="width: 19.9141%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN030GLSI24M3G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN040GLSI24M4G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN050GLSI24M5G</strong><br></td></tr><tr><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Number of&#xA0;<br>Available Zones</strong></td><td style="width: 19.914%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Two (2)</strong></td><td style="width: 19.9141%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Three (3)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Four (4)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Five (5)</strong></td></tr><tr><td style="width: 20.0586%; text-align: center;" rowspan="10" class="fr-thick"><strong>Two Zones&#xA0;</strong><br><strong>Utilized</strong><br></td><td style="width: 19.914%; text-align: center;" class="fr-thick">9 + 9</td><td style="width: 19.9141%; text-align: center;" class="fr-thick">9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9</td></tr><tr><td style="width: 19.914%; text-align: center;" class="fr-thick">12 + 9</td><td style="width: 19.9141%; text-align: center;" class="fr-thick">12 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 9</td></tr><tr><td style="width: 19.914%; text-align: center;" class="fr-thick">12 + 12</td><td style="width: 19.9141%; text-align: center;" class="fr-thick">18 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 9</td></tr><tr><td style="width: 19.914%; text-align: center;" class="fr-thick">18 + 9</td><td style="width: 19.9141%; text-align: center;" class="fr-thick">24 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 9</td></tr><tr><td style="width: 19.9122%; text-align: center;" class="fr-thick" rowspan="6"><br></td><td style="width: 19.9141%; text-align: center;" class="fr-thick">12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">18 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">24 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">18 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18</td></tr><tr><td style="width: 19.9122%; text-align: center;" class="fr-thick" rowspan="2"><br></td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 24</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 24</td></tr></tbody></table><p><br></p><table style="width: 100%;" id="isPasted"><tbody><tr><td style="width: 20%; background-color: rgb(239, 239, 239);" class="fr-thick"><div style="text-align: center;"><strong>Outdoor Unit&#xA0;</strong></div><div style="text-align: center;"><strong>Model Number</strong></div></td><td style="width: 19.914%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN020GLSI24M2G</strong><br></td><td style="width: 19.9141%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN030GLSI24M3G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN040GLSI24M4G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN050GLSI24M5G</strong><br></td></tr><tr><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Number of&#xA0;<br>Available Zones</strong></td><td style="width: 19.914%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Two (2)</strong></td><td style="width: 19.9141%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Three (3)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Four (4)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Five (5)</strong></td></tr><tr><td style="width: 20.0586%; text-align: center;" rowspan="17" class="fr-thick"><strong>Three Zones Utilized</strong><br></td><td style="width: 19.9122%; text-align: center; background-color: rgb(209, 213, 216);" rowspan="17" class="fr-thick"><br></td><td style="width: 19.9141%; text-align: center;" class="fr-thick">9 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 9</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">12 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 9 + 9</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">18 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 9 + 9</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">12 + 12 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 9</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">18 + 12 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 12 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 9</td></tr><tr><td style="width: 19.9141%; text-align: center;" class="fr-thick">12 + 12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 12 + 24</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12 + 9</td></tr><tr><td style="width: 19.9122%; text-align: center;" rowspan="11" class="fr-thick"><br></td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 24</td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 24 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 18 + 18</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12</td></tr><tr><td style="width: 20.0586%; text-align: center;" rowspan="7" class="fr-thick"><br></td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 24 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18 + 18</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18 + 18</td></tr></tbody></table><p><br></p><table style="width: 100%;" id="isPasted"><tbody><tr><td style="width: 17.2561%; background-color: rgb(239, 239, 239);" class="fr-thick"><div style="text-align: center;"><strong>Outdoor Unit&#xA0;</strong></div><div style="text-align: center;"><strong>Model Number</strong></div></td><td style="width: 22.7878%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN020GLSI24M2G</strong><br></td><td style="width: 24.0643%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN030GLSI24M3G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN040GLSI24M4G</strong><br></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN050GLSI24M5G</strong><br></td></tr><tr><td style="width: 17.2561%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Number of&#xA0;<br>Available Zones</strong></td><td style="width: 22.7878%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Two (2)</strong></td><td style="width: 24.0643%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Three (3)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Four (4)</strong></td><td style="width: 20%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Five (5)</strong></td></tr><tr><td style="width: 16.2518%; text-align: center;" rowspan="13" class="fr-thick"><strong>Four Zones&#xA0;</strong><br><strong>Utilized</strong><br></td><td style="width: 45.5344%; text-align: center; background-color: rgb(209, 213, 216);" rowspan="13" colspan="2" class="fr-thick"><br></td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">9 + 9 + 9 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 9 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 9 + 9 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 9 + 9 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 9 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12 + 12</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 9 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 9 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 9 + 9</td><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 12 + 9</td></tr><tr><td style="width: 19.7657%; text-align: center;" rowspan="6" class="fr-thick"><br></td><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12 + 12 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 18 + 12 + 9</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">12 + 12 + 12 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 12 + 12 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">24 + 12 + 12 + 12</td></tr><tr><td style="width: 20%; text-align: center;" class="fr-thick">18 + 18 + 12 + 12</td></tr></tbody></table><p><br></p><table style="width: 100%;" id="isPasted"><tbody><tr><td style="width: 18.6585%; background-color: rgb(239, 239, 239);" class="fr-thick"><div style="text-align: center;"><strong>Outdoor Unit&#xA0;</strong></div><div style="text-align: center;"><strong>Model Number</strong></div></td><td style="width: 18.1987%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN020GLSI24M2G</strong><br></td><td style="width: 19.0611%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN030GLSI24M3G</strong><br></td><td style="width: 18.7637%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN040GLSI24M4G</strong><br></td><td style="width: 25.3066%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>YN050GLSI24M5G</strong><br></td></tr><tr><td style="width: 18.6585%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Number of&#xA0;<br>Available Zones</strong></td><td style="width: 18.1987%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Two (2)</strong></td><td style="width: 19.0611%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Three (3)</strong></td><td style="width: 18.7637%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Four (4)</strong></td><td style="width: 25.3066%; text-align: center; background-color: rgb(239, 239, 239);" class="fr-thick"><strong>Five (5)</strong></td></tr><tr><td style="width: 18.6585%; text-align: center;" rowspan="13" class="fr-thick"><strong>Five Zones&#xA0;</strong><br><strong>Utilized</strong><br></td><td style="width: 18.1987%; text-align: center; background-color: rgb(209, 213, 216);" rowspan="13" class="fr-thick"><br></td><td style="width: 19.0611%; text-align: center; background-color: rgb(209, 213, 216);" rowspan="13" class="fr-thick"><br></td><td style="width: 18.7637%; text-align: center; background-color: rgb(209, 213, 216);" rowspan="13" class="fr-thick"><br></td><td style="width: 25.3066%; text-align: center;" class="fr-thick">9 + 9 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">12 + 9 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">18 + 9 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">24 + 9 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">12 + 12 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">18 + 12 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">24 + 12 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">18 + 18 + 9 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">12 + 12 + 12 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">18 + 12 + 12 + 9 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">12 + 12 + 12 + 12 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">18 + 12 + 12 + 12 + 9</td></tr><tr><td style="width: 25.3066%; text-align: center;" class="fr-thick">12 + 12 + 12 + 12 + 12</td></tr></tbody></table>

Understand the Allowable Zone Combinations for Multi-Zone Systems

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Diagnose & Prevent Crossed Wiring in Multi-Zone Systems

Understand how the System Receives Power

Understand if Restarting Your Unit Manually is Required After the Power Goes Out