Lennox International Inc 4HP18LT Refrigerant Line Sets Transition from Vertical to Horizontal

Refrigerant Line Sets: Transition from Vertical to Horizontal

Anchored	Automotive
	Muffler-Type
Heavy Nylon
	Hanger
Wire Tie

	Strap Liquid		Strap Liquid
	Line to Vapor
			Line to Vapor
Wall	Line
		Wall	Line
Stud		Stud
	Liquid Line		Liquid Line
Metal Sleeve	Vapor Line – Wrapped		Vapor Line – Wrapped
	in Armaflex	Metal Sleeve
			in Armaflex
	Figure 7

Refrigeraant Line Sets: Installing Vertical Runs (new construction shown)

NOTE: Similar installation practices should be used if line set is to be installed on exterior of outside wall.

IMPORTANT: Refrigerant lines must not contact wall.

Outside Wall	Vapor Line Liquid Line
Wood Block
Between Studs

	Wire Tie
	Inside Wall
	Strap
Vapor Line Wrapped	Sleeve
with Armaflex	Wire Tie
Liquid Line
Outside Wall	Wood Block
IMPORTANT:
Refrigerant	Wire Tie
lines must not
	Strap
contact structure.
Caulk
PVC Pipe Fiberglass
Insulation	Sleeve

Figure 8

506470-01 Issue 1007 Page 7