Lennox MLA036S4M User Manual

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24. Indoor Unit Indicators and Controls
Foralistofapplicableerrorcodesfortheindoorunits,referto“20.QuickReferenceGuide-ErrorCodes”onpage95.All
indoorunitsprovideerrorcodeinformationwitheitheradigitalLEDdisplayorwithashcodes.
24.1. Cassette Unit Display
OPERATION
TIMER
DEF./FAN
ALARM
Temporary button
Operation lamp
Timer indicator
Infrared signal receiver
Alarm indicator
PRE-DEF indicator(cooling and heating type)
or fan only indicator(cooling only type)
MANUAL
Display digital tube
Figure 71. Cassette Unit Display
24.2. Ducted Unit Display
IONindicationlamp(optionalfunction):Thislampilluminateswhencleanairfeatureisactivated.
DefrostIndicationLamp(forcoolingandheatingmodelsonly):Lightsupwhentheairconditionerstartsdefrostingautomaticallyor
whenthewarmaircontrolsfeatureisactivatedinheatingoperation.
OperationIndicationLamp:Thislampilluminateswhentheairconditionerisinoperation.
TimerIndicationLamp:Lightsupduringtimeroperation.
TemperatureIndicator:Displaysthetemperaturesettingswhentheairconditionerisoperational.Alsodisplayserrorcodes.
Figure 72. Ducted Unit Display

Lennox MLA036S4M Specifications

General

Brand	Lennox
Model	MLA036S4M
Category	Air Conditioner
Language	English