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<h2 id="introduction"><u>Introduction</u></h2><p>This article explains how to disassemble the indoor unit to connect the pipes for <a href="https://www.pioneerminisplit.com/collections/types?q=FYB-24" target="_blank" rel="noopener noreferrer">FYB-24 floor/low-wall mounted systems</a>.&#xA0;</p><h2 id="notes"><u>Notes</u></h2><ul><li style="font-size: 16px;">Install the small-size piping first, then the large-size piping.&#xA0;</li><li style="font-size: 16px;">All figures are for demonstration purposes only. The air conditioner you purchased may differ slightly in design, though the shape remain similar.&#xA0;</li></ul><h2 id="steps"><u>Steps</u></h2><p>1. Open the bottom piping cover plate.&#xA0;</p><p>Press and hold the bottom two buckles, then rotate to open the piping cover plate.&#xA0;<img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2026051320-b7ebf470-c019-4784-90b4-71f6845b91db-fyb24_idu_installation_step3_two_buckles.png" style="width: 500px;" class="fr-fic fr-dib fr-bordered"></p><p>2. Remove the cover plate.&#xA0;</p><p>Remove the pipe cover plate and install the internal and external connecting pipes.&#xA0;<img src="https://attachments.gorgias.help/Q9r0k7BYaV2vg13y/hc/9JWjXVxG8m6DvMqm/2026051320-cc057ea0-d23f-4cb3-920d-4f255f1c6935-fyb24_idu_installation_step3_cover_plate.png" style="width: 500px;" class="fr-fic fr-dib fr-bordered"></p>

This article explains how to disassemble the indoor unit to connect the pipes for FYB-24 floor/low-wall mounted systems.

Disassemble the Indoor Unit to Connect the Pipes for FYB-24 Floor/Low-Wall Mounted Systems

Installation

Ductless & Ducted Systems

Indoor Units

Floor/Low-Wall Mounted Consoles

Pioneer Offers Hyper-Heat Units

Pioneer Systems Offer Both Heating & Cooling Functions

Understand the Difference Between 115V & 230V Systems

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How to Choose a System

Mini Splits are Capable of Using Fewer Indoor Units than the Outdoor Unit’s Zonal Capacity

Pioneer Mini Splits Function as Dehumidifiers

Pioneer Offers Different Lineset Lengths

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Pioneer Offers Pre-Flared Linesets

Pioneer Systems Include Factory Pre-Charged Refrigerant

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Diamante Essenza High-Wall (WYT-17) Overview

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Quantum Ultra Ducted Ceiling Concealed (RYT-24) Overview

Quantum Ultra Floor-Ceiling Flex (UYB-20) Overview

Quantum Ultra Floor-Ceiling Flex (UYT-24) Overview

Quantum Ultra Floor/Low-Wall Mounted Console (FYB-20) Overview

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Quantum Ultra Single-Way Ceiling Cassette (CYK-24) Overview

Vertex Ducted Central Split (DYC-18) Overview

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

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QHD070 Whole-House Ducted Dehumidifier (QHD) Overview

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Full Inverter Rooftop RV Air Conditioner Heat Pump (PYZ) Overview

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First-Time Installations

Can Wall-Mounted Indoor Units Be Installed Onto the Ceiling Instead?

Does the Indoor Unit Need Additional Hardware for Wall Mounting?

Lineset Installation FAQ

What are the Drilling Requirements to Install Drain & Refrigerant Lines?

What are the Requirements for Installing Wall-Mounted Systems?

What is the Difference Between the 6-foot Plastic Whip & 4-Lead Wire?

What is the Ideal Height for Mounting Indoor Units?

What is the Standard Wire Gauge Needed for Connections?

General Installation FAQ

Conduct Drainage Tests for 4- & 8-Way Ceiling Cassette Systems

Conduct Drainage Tests for Ducted Ceiling Concealed Systems

Conduct Drainage Tests for Floor/Low-Wall Mounted Systems

Conduct Drainage Tests for Single-Way Ceiling Cassette Systems

Conduct Drainage Tests for Wall-Mounted Systems

Connect the Refrigerant Piping

Conduct Test Runs

Installation Basics

Ceiling Cassettes

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Ducted Central Split

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Wall-Mounted Units

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Connect the Electrical Wiring for Outdoor Units

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Install ECOasis 50 Energy Recovery Ventilators

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Energy Recovery Ventilator

Connect the Drain Fitting for QHD070 Whole-House Ducted Dehumidifiers

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Filter Cleaning & CL Code

Activate Auto Mode

Activate the Child-Lock Function

Activate Cooling Mode

Activate Dry Mode

Activate Energy Saver (ECO) Mode

Activate Fan-Only Mode

Activate the Fresh Air Feature for Quantum Fresh High-Wall Systems

Activate Gentle Wind Mode for Quantum Fresh High-Wall Systems

Activate Heating Mode

Activate the I Feel Feature

Activate the Memory Feature

Activate Mute Mode

Activate the Self-Clean Feature

Activate Sleep Mode

Activate the Timer On/Timer Off Function

Activate Turbo Mode

Activate 46°F Freeze Protection

Understand the Auto-Restart Feature

Understand the Voice Control Feature For Quantum Fresh High-Wall Systems

Diamante & Quantum Systems

Understand the Defrost Function

Understand the Dehumidification Function

Understand the Drainage Functions

QHD070 Whole-House Dehumidifiers

Activate Dehumidification Mode

Activate Night Mode

Activate Ventilation Mode

Rooftop RV Systems

Under-Bench RV Systems

Activate the Accelerated Cooling/Heating Function

Understand the Anti-Cold Air Function

Understand the Compressor Crankshaft Heater Control Function

Understand the Heating Fan Delay Function

Understand the Indoor Coil Anti-Freezing Function

Understand the Passive Dehumidification Function

Understand the Refrigerant Leak Detection Function

Vertex Ducted Central Split Systems

Functions & Modes Explained

Operation & Usage

Disassemble the Indoor Unit to Connect the Pipes for FYB-24 Floor/Low-Wall Mounted SystemsUpdated 5 hours ago

Introduction

Notes

Steps