01 ML180UH furnace installation instructions
02 Document details
| Brand | Lennox |
| Model | ML180UH furnace |
| Document type | Installation instructions |
| Category | Heating, Cooling & Air |
| Pages | 7 |
| File size | 0.7 MB |
| Language | English |
| Title in the PDF | 506525a |
| Original source | lennox.com |
03 Check you have the right manual
Thermostats show the model on the back of the faceplate or in the settings menu. Window units put the label on the side of the cabinet. Purifiers and dehumidifiers put it on the base or back.
Compare the model number on your product's label with the model list on the first pages of the PDF. Letters at the end often only mean color or region.
04 Common jobs
Wiring diagrams and terminal labels
Thermostats, doorbells, chargers
MaintenanceMaintenance schedules and cleaning steps
Filters, descaling, cleaning schedules
Error codesAppliance and device error codes, explained
What the letters and numbers mean
Is this the official Lennox ML180UH Gas Furnace manual?
Yes. This is the installation instructions published by Lennox, originally hosted at lennox.com. We host a copy so you can read, download and print it here.
Can I download the ML180UH furnace manual as a PDF?
Yes. Use the Download PDF button in the viewer or the sidebar. The file is 0.7 MB and has 7 pages.
Where is the model number on my heating, cooling & air?
Thermostats show the model on the back of the faceplate or in the settings menu. Window units put the label on the side of the cabinet. Purifiers and dehumidifiers put it on the base or back.