Air Conditioning Solutions Hub

Complete guide to AC installation, maintenance, and troubleshooting. From BTU sizing to refrigerant handling - professional knowledge at your fingertips.

AC Installation Guide

Professional installation procedures for split and multi-split air conditioning systems.

1

Select indoor unit location: 2.1-2.4m height, away from heat sources

⚠️ Critical - errors cause system failure
2

Mount indoor bracket level, minimum 15cm from ceiling

⚠️ Critical - errors cause system failure
3

Drill 65-75mm hole for pipe passage (slight downward slope)

⚠️ Critical - errors cause system failure
4

Select outdoor unit location: good airflow, away from direct sun

⚠️ Critical - errors cause system failure
5

Mount outdoor unit on vibration-free surface/brackets

6

Connect refrigerant pipes: Flare joints must be tight, use torque wrench

⚠️ Critical - errors cause system failure
7

Connect drain pipe with proper slope (1:100 minimum)

⚠️ Critical - errors cause system failure
8

Vacuum system to -755mmHg for 15+ minutes

⚠️ Critical - errors cause system failure
9

Release refrigerant from outdoor unit slowly

⚠️ Critical - errors cause system failure
10

Connect electrical wiring per diagram

⚠️ Critical - errors cause system failure
11

Test all functions: cooling, fan speeds, swing

⚠️ Warnings:

• Never release refrigerant to atmosphere - illegal and harmful

• Improper flaring causes refrigerant leaks

• Inadequate vacuum causes moisture contamination

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