Coleman Heating and Conditioning
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CM8M / CMLM
CM8M / CMLM
Nominal Capacities
60 - 120 MBH Input

Efficiency
80% AFUE

Warranty
Parts - 10-Year Limited*
80% Modulating PSC Multi-Position NG33 Gas Furnace
These compact units employ induced combustion, reliable hot surface ignition and high heat transfer aluminized tubular heat exchangers. The units are factory shipped for installation in upflow or horizontal applications and may be converted for downflow applications.

These furnaces are designed for residential installation in a basement, closet, alcove, attic, recreation room or garage and are also ideal for commercial applications. All units are factory assembled, wired and tested to assure safe dependable and economical installation and operation.

These units are Category I listed and may be common vented with another gas appliance as allowed by the National Fuel Gas Code.

PLEASE NOTE THAT THESE FURNACE MODELS HAVE BEEN DISCONTINUED AND LAST PRODUCTION HAS TAKEN PLACE.  SOME INVENTORY MAY STILL BE AVAILABLE.FOR SALE.

Special Benefits
  • Compact 33” Height and Standard Cabinet Widths
  • Multi-Position Design With Minimal Conversion Requirements
  • Airflow Leakage Rate of Less Than 1% of Total Airflow @ 1” ESP
  • PSC Four-Speed Direct Drive Motor with Large, Quiet Blower
  • Fully-Supported, Slide-Out Blower Assembly for Easy Service Access
  • Tubular Aluminized Steel Primary Heat Exchanger
  • High-Level Self-Diagnostic Controls With Fault Codes
  • Sharp Edges Have Been Eliminated By Folding and Flattening the Sheet Metal
  • Fully-Gasketed, Independent Access Doors With View Ports and Attractive Retail Appearance
  • All Models Are Propane Convertible
  • Lo-Nox Models Meet Specific Code Requirements

*Must be installed on or after May 1st, 2009, and registered online within 90 days of installation. Otherwise, the warranty reverts to the standard warranty as published in the product warranty certificate. This warranty does not apply to R-22 or 3-phase models.

Publications and Manuals
DescriptionPart NumberFile Size
Consumer Brochures
Consumer Brochure - Echelon™ 80 & Up to 98% AFUE Modulating Gas Furnaces411865-CCB-C-05091.3 MB PDF
Tech Guides
Technical Guide - CM8M/CMLM Echelon™ 80% AFUE Modulating Multi-Position 33" PSC Gas Furnaces402696-CTG-C-0409181.0 KB PDF
Submittal Drawings
Submittal Data Sheet - CM8M/CMLM Echelon™ 80% AFUE Modulating Multi-Position 33" PSC Gas Furnaces402700-CSD-B-1008149.0 KB PDF
Repair Parts
Repair Parts - CM8M/CMLM Series Echelon™ 80% AFUE Modulating (PSC) Multi-Position 33" Natural Gas Furnaces "Style A"035-22040-001-D-0609904.0 KB PDF
User Manuals
User Manual - All Residential Multi-Position 33" Gas Furnaces356486-UUM-I-08092.4 MB PDF
Miscellaneous
Reference Guide - 80% AFUE Modulating PSC Multi-Position 33" Gas Furnaces407735-URG-B-0808301.0 KB PDF