LG A2UW166FA1 - Maximum Length of Pipe and Extra Charge of Refrigerant Charge

Service Manual 79
Maximum Length of Pipe and Extra Charge of Refrigerant Charge
Installation
It does not matter which unit is higher.
Standard Length
A,B,C,D A B C D
A2UW146FA0/1/2
A2UW166FA0/1
A2UW186FA0
A3UW186FA0/1
7.5m 25m 25m - - 40m(A+B)
7.5m 20m 20m - - 30m(A+B)
A3UW246FA0
A4UW246FA0
7.5m 25m 25m 25m - 50m(A+B+C)
A4UW306FA0 7.5m 25m 25m 25m 25m 70m(A+B+C+D)
Max piping length each indoor unit
Model
[Outdoor Unit]
Max total piping length
1.1 The maximun allowable level and piping length
15m
7.5m
A
B
C
D
[Outdoor Unit]
[Indoor Unit]
1. TPS Inverter Multi -Multi Piping Type
Indoor Unit Capacity Pipe Size Rated Max Additional
(Btu/h)
Gas Liquid
Length Length Refrigerant
7k, 9k, 12k 3/8"(9.52mm) 1/4"(6.35mm) 7.5m 25m 25g/m
18k, 24k 1/2"(12.7mm) 1/4"(6.35mm) 7.5m 25m 35g/m
1.2 Refrigerant Charge
❈ Extra refrigerant = (Extended length - Rated length) x Additional refrigerant