Rheem CRITERION II User Manual

FORM NO. G11-449 REV. 6
Supersedes Form No. G11-449 Rev. 5
GAS FURNACES
CRITERION
®
II
80.0-82.2% A.F.U.E.
✝
DOWNFLOW
GAS FURNACES
The Rheem
®
Criterion
®
II line of downflow gas furnaces is
designed for installation in closets, alcoves, utility rooms, or
attics. The design is certified by CSA.
Features
■ Patented heat exchanger, constructed of both stainless
and aluminized steel for the maximum in corrosion
resistance.
■ Low profile “34 inch” [864 mm] design is lighter and easier
to handle, and leaves room for optional equipment.
■ Left or right side gas and electric inlet connections with
quick, simple change.
■ Direct Spark ignition models and integrated board with
humidifier and electronic air cleaner hookups.
■ Insulated blower compartment helps to reduce jacket loss
and noise.
■ Pre-paint galvanized steel cabinet.
■ Molded permanent filter.
■ Grab-holes in doors to aid in easy door removal and
replacement.
A variety of cooling coils and plenums designed to use with
Rheem Criterion II gas furnaces are available as optional
accessories.
✝A.F.U.E. (Annual Fuel Utilization Efficiency) calculated in accordance with Department of
Energy test procedures.
RGLH- SERIES
Models with Input Rates from
50,000 to 150,000 BTU/HR
[15 to 44 kW]
Annual Fuel Utilization Efficiency - AFUE
THIS MODEL
ENER UIDE
97%78%
HIGH
MID
82% 88%
80.0%

Rheem CRITERION II Specifications

General

Fuel Type	Natural Gas or Propane
Heating Capacity	40, 000 to 120, 000 BTU/h
Blower Motor	Multi-speed
Ignition Type	Hot Surface Ignition
Efficiency	80% AFUE

Summary

Gas Furnaces Overview

RGLH-Series Models

Models with input rates from 50,000 to 150,000 BTU/HR.

Criterion II Downflow Gas Furnaces

80.0-82.2% A.F.U.E. downflow gas furnaces designed for closets, attics.

Key Features

Patented heat exchanger, low profile design, direct spark ignition, insulated blower compartment.

Standard Equipment

Physical Data and Specifications

Model Number Specifications

Table detailing model numbers, input/output rates, and blower specifications.

Model Identification System

Explanation of Rheem downflow model designation system for input, design, and fuel type.

Downflow Dimensions and Clearances

Dimensional Data and Clearances

Diagram and table showing furnace dimensions and required clearances to combustible materials.

Blower Performance Data

CFM Air Delivery vs. Static Pressure

Table detailing air delivery (CFM) at various external static pressures and blower speeds.

Downflow Accessories

Plenum Data and Coil Compatibility

Information on plenum adapters required for specific coil installations.

Filter Rack Accessory

Details on the RXGC-CC filter rack for downflow applications.

Fossil Fuel Kits

Information on fossil fuel kits (RXPF-F01 and F02) for heat pumps and furnaces.

Limited Warranty Terms