Lennox MLA018S4S-1P User Manual

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8. Master Valves (3- to 5-Zone Outdoor Units)
• 3-zone,4-zoneand5-zone(not2-zone)
multi-zoneunitshaveamastervalveoneach
refrigerant line.
• Themastervalvecontrolsrefrigeranttoallof
thezone-supplyvalves.
• Openthemastervalvespriortoopeningthe
zone-supplyvalves.
Liquid Line
Master Valve
Vapor Line
Master Valve

Lennox MLA018S4S-1P Specifications

General

Brand	Lennox
Model	MLA018S4S-1P
Category	Air Conditioner
Language	English