Owner manual
Page 40 | 1-800-343-9463
WCM 033114
LINE SET PIPING DIAGRAMS
These are two options for running the line
set from the coil to the condensing unit.
Option 1 is specically for when the system
is installed with the condensing unit below
or leveled to the coil. Option 2 is for when
the system is installed with the
condensing unit at a higher
elevation than the coil.
Option 1
Option 2
LEGEND
LLS Liquid Line Solenoid
TXV Thermal Expansion Valve
COMP Compressor
REC Receiver
E VA P. Evaporator
O.D. Outer Diameter
It is required to size the suction line tubing according to this chart.
Model
Line Set Length
<25 ft. 26-50 ft. 50-100 ft.
Vertical Rise
<3 ft. 3-10 ft. >10 ft. <3 ft. 3-10 ft. >10 ft. <3 ft. 3-10 ft. >10 ft.
Ceiling Mount
4000
Horizontal Tubing
1/2” 5/8”
Vertical Rise
3/8” 5/8” 5/8” 1/2”
Ceiling Mount
8000
Horizontal Tubing
1/2” 5/8”
Vertical Rise
1/2”