Pressure-Temperature chart for YN009ALSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn009alsi20rpf-z2u20101009674">Outdoor Unit Model Number: YN009ALSI20RPF (Z2U20101009674)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-369c8b39-760d-48cd-b60d-5a5f53bade52-yn009alsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-53698efb-5b64-46ad-b8a0-7c5aadbcfb83-yn009alsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="isPasted"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-3414191d-9a46-4ac8-981e-0f4fa144d739-yn009alsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-dbeab513-3a40-4cb7-91d2-fc349cca0557-yn009alsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><h2 id><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-eb0e62f0-a885-44f7-bfdf-10297dd00078-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></h2><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-25963d39-e29e-449f-b73d-b46ec19c001f-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN009ALSI20RPF)

Pressure-Temperature chart for YN009GLSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn009glsi20rpf-z2u20101009673">Outdoor Unit Model Number: YN009GLSI20RPF (Z2U20101009673)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-18400bc6-8d0b-4b32-8ca9-91ceb2827058-yn009glsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-e7ab7f1c-7997-4e5c-9855-00016b0fe7f8-yn009glsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:</strong> Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-7221fde9-c6b9-497e-8122-ade2d3d0d5be-yn009glsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-c2b10d2b-38e8-4b16-919e-ea96af12f217-yn009glsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-f67a30fe-697f-45b9-9cce-bfc79b5dd376-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-12a28036-3238-4086-858b-05124f98ca22-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN009GLSI20RPF)

Pressure-Temperature chart for YN012ALSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn012alsi20rpf-z2u20101009647">Outdoor Unit Model Number: YN012ALSI20RPF (Z2U20101009647)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-48969478-fb95-48e8-ae69-1beabf8bec24-yn012alsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-9497b369-e8f5-4bf3-99cd-6e95c50be121-yn012alsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-47caadeb-1114-40eb-a8d9-27c2efae347b-yn012alsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-7b1224e9-2781-4e4f-b641-db2a8d4f0e8a-yn012alsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p id="isPasted"><strong>Static Pressure:&#xA0;</strong>Compressor not running outside<strong><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-4ecc6e75-e68a-4142-a14b-ecac13b91c76-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></strong><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-17a01a90-b6a2-4bc9-86a6-f327d8be578b-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p>

PT Chart (YN012ALSI20RPF)

Pressure-Temperature chart for YN012GLSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn012glsi20rpf-z2u20101009721">Outdoor Unit Model Number: YN012GLSI20RPF (Z2U20101009721)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-fd7cca2e-8c2b-42da-823c-e9fc1e3c132a-yn012glsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-5a01d7c8-0c16-48e7-acfd-ea93e2f8cbbb-yn012glsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-b5387de6-1e4a-4f49-a26f-6e396dab2e06-yn012glsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-20f48c39-7c8e-4609-916c-4452b0675877-yn012glsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table&#xA0;</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-f35c7b1c-9d79-4039-9e16-7fbdcfde762a-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-8e5ef9ec-791d-47ce-9e2d-f351590b2b4a-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN012GLSI20RPF)

Pressure-Temperature chart for YN018GLSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn018glsi20rpf-z2u20101009716">Outdoor Unit Model Number: YN018GLSI20RPF (Z2U20101009716)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><h2 id><br></h2><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-1bfe7cf8-cf31-4c2d-9f10-d42cfc0d542b-yn018glsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-db8cf34f-dd7c-4ae6-b5bb-3cd21da8d18b-yn018glsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-ffba7f00-6dea-496e-90ba-fe7520146159-yn018glsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-63dc154d-a083-4c17-956d-b804b9721458-yn018glsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-bcafb91a-30d6-4f84-b5e4-ff5308a2514b-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102913-e131b014-c4c2-4083-a529-b67de8c0b434-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN018GLSI20RPF)

Pressure-Temperature chart for YN024GLSI20RPF outdoor units.

<h1 id="outdoor-unit-model-number-yn024glsi20rpf-z4u20101031913">Outdoor Unit Model Number: YN024GLSI20RPF (Z4U20101031913)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-6caac830-c866-4c05-9e96-642582226a15-yn024glsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-0915de3d-06f3-42aa-b42b-9e9a9fe13324-yn024glsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-baea2e55-7e29-4282-b696-74e767d2d5ad-yn024glsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-afda6dac-04f3-4c6e-86ee-59ca61b04f95-yn024glsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-ba1a47cd-d125-4482-b232-476b74a5ab63-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-53422894-6083-4478-a807-7eccf28242d1-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN024GLSI20RPF)

Pressure-Temperature chart for YN030GLSI20RPF and YN036GLSI20RPF outdoor units.

<h1 id="outdoor-unit-model-numbersyn030glsi20rpf--yn036glsi20rpf-z2u20101009717"><strong>Outdoor Unit Model Numbers:&#xA0;</strong>YN030GLSI20RPF &amp; YN036GLSI20RPF (Z2U20101009717)</h1><p><br></p><h2 id="refrigerant-r-454b"><strong>Refrigerant: R-454B</strong></h2><p><br></p><h2 id="cooling-chart"><strong>Cooling Chart</strong></h2><p><strong>Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-33ef694e-c3d9-4878-ae3a-a05dbd5b6014-yn030glsi20rpf_yn036glsi20rpf_cooling_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-4825e431-bce9-41eb-ac26-e86e73b7d9ae-yn030glsi20rpf_yn036glsi20rpf_cooling_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><h2 id><br></h2><h2 id="heating-chart"><strong>Heating Chart</strong></h2><p><strong id="isPasted">Active Pressure:&#xA0;</strong>Compressor running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-d0b4bf7e-bf4e-412c-84a9-7854e09e5bc6-yn030glsi20rpf_yn036glsi20rpf_heating_chart_1.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-8676805d-6f93-4e99-8519-f930f7935f98-yn030glsi20rpf_yn036glsi20rpf_heating_chart_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><h2 id="-1"><br></h2><h2 id="system-pressure-table"><strong>System Pressure Table</strong></h2><p><strong>Static Pressure:&#xA0;</strong>Compressor not running outside</p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-470cf82f-f70a-4587-a457-3ed8a11e9703-r454b_pressure_table.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2025102914-11e439a1-dcac-4eaf-abfc-95fbe50fc185-r454b_pressure_table_2.png" style="width: 1000px;" class="fr-fic fr-dib fr-bordered"></p><p><br></p>

PT Chart (YN030GLSI20RPF & YN036GLSI20RPF)

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Pressure-Temperature charts for WYT-20 systems.

PT Charts - WYT-20

Product Data & Technical Information

PT (Pressure Temperature) Charts

Pioneer offers hyper-heat units

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Connect your WYT-19 Diamante Series with the Pioneer Airlink App

Connect your WYT-22/WYT-24/WYT-25 Series with the Pioneer Airlink App

Integrate the Pioneer Airlink App with Apple's Smart Home Environment

Pioneer Airlink App

Wi-Fi App Guides

Operation & Usage

E0 error code

E1 or E2 error codes

E3, E7, or E8 error codes

E4 error code

E6 error code

E9 error code (Diamante Series)

E9 error code (Quantum Series)

EF error code

EU error code

F4 error code

F5 error code

F6 error code (Diamante Series)

F6 error code (Quantum Series)

F7 error code

F8 error code

Fd error code

Fy error code

H1 or H2 error code (Multi-Zone Quantum Ultra Series)

P0 error code

P1 error code

P2 error code

P4 error code (Diamante Series)

P4 error code (Quantum Series)

P5 error code

P6 error code

P7 error code

P8 error code

P9 error code

PA error code (Multi-Zone Quantum Ultra Series)

By Error Code

Find out why your ductless mini split froze up at the indoor air handler

Not Heating

Apply Pioneer Flare Leak Guard during installation

Fix leaks that are difficult to trace

Understand why your wall-mounted indoor unit is leaking water improperly

Water Leaks

By Symptom

E9/P0 error codes

Indoor unit displaying 0A code

Troubleshooting (WYT-19 & WYT-22)

E1/EL 01/EL01 error codes

E3/EH 03/F5/EC 07 error codes

EC/EL 0C error codes

F4/EC51 error codes

LCAC error codes

P0/PC00 error codes

P1/PC01 error codes

P2/PC02 error codes

PC 03/PC03 error codes

P4/PC 04/PC04 error codes

Troubleshooting (WYS, CYB, RYB, UYB, & FYB)

Troubleshooting (Discontinued Products)

Troubleshooting

IDU Disassembly for Diamante Essenza & Pro / Quantum Ultra - High Wall Mount

IDU Disassembly for Quantum Fresh

IDU Disassembly for Quantum Hyperformance

IDU Disassembly for Quantum Ultra - Ceiling Cassette

IDU Disassembly for Quantum Ultra - Ducted Ceiling Concealed

IDU Disassembly for Quantum Ultra - Floor-Ceiling Flex

Indoor Unit Disassembly Guides

ODU Disassembly for Diamante Essenza & Pro / Quantum Ultra / Quantum Hyperformance