Lennox MWMA012S4-*P User Manual

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21. Single-Zone Outdoor Unit LED Locations
Single-zoneoutdoorunitsdisplayashcodesonthemainboard.Themainboardisaccessedthroughthetopoftheunit.
Indoorunitswilldisplaymoredetailederrorcodes.See“20.QuickReferenceGuide-ErrorCodes”onpage95forerror
codes.
TheseoutdoorunitsdonothaveaSW1spotcheckpushbuttonswitch.Diagnosticisperformedthroughaseriesofblue,
redandgreenLEDs.
NOTE: The control on all single-zone outdoor units is mounted with all LEDs down and cannot be seen unless the control
is removed.
Figure 64. Typical Location of Outdoor Unit LEDs

Lennox MWMA012S4-*P Specifications

General

Brand	Lennox
Model	MWMA012S4-*P
Category	Air Conditioner
Language	English