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York G8C07516(MU,MD)C12 User Manual

York G8C07516(MU,MD)C12
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TECHNICAL GUIDE
80 AFUE
MULTI-POSITION
GAS FURNACES
MODELS: G8C SERIES
4-POSITION
50-125 MBH INPUT
3-POSITION
150 MBH INPUT
EFFICIENCY
RATING
CERTIFIED
ISO 9001
Certified Quality
Management System
270844-YTG-A-0407
FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE
®
DESCRIPTION
These compact units (31-1/2" high) employ induced combus-
tion, reliable electronic ignition and high heat transfer heat
exchangers. The units may be factory shipped for upflow/hor-
izontal application and converted for downflow application.
These units may also be factory shipped for downflow appli-
cation and converted for upflow/horizontal applications
Note: The 150 MBH input model is upflow/horizontal only and
may not be converted to the downflow position.
These furnaces are designed for residential installation in a
basement, closet, alcove, attic, or garage. 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.
WARRANTY
20-year limited warranty on the heat exchanger.
5-year limited parts warranty.
FEATURES
4-position (MU) upflow models allow horizontal-left, hori-
zontal-right, downflow and convertible applications
4-position (MD) models allow downflow and convertible
upflow/horizontal applications
3-position (UH) 150 MBH input model allows upflow, hori-
zontal-left and horizontal-right application
Reliable, hot surface ignitor
Integrated control module for simplicity and reliable, eco-
nomical operation
Built-in self-diagnostics with fault code display
100% shut off main gas valve for added safety
Rollout safety control
Low unit amp requirement for easy application
High quality inducer motor for quiet operation
40 VA, fuse protected control transformer
Terminals for controlling humidifiers and EAC’s
Easy to connect power and control wiring
Efficiency ratings of 80 AFUE
Cooling blower relay supplied for easy installation of add-
on cooling
Blower off-delay for cooling SEER improvement
Multi-speed PSC, direct-drive blower motors to match
cooling requirements
Adjustable fan-off settings to eliminate "cold-blow"
Compact 31-1/2-in height allows installation in small space
confines
All models are propane convertible with factory kit
Pre-painted exterior provides attractive, durable finish
Models are not approved for LoNox applications
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York G8C07516(MU,MD)C12 Specifications

General IconGeneral
BrandYork
ModelG8C07516(MU, MD)C12
CategoryFurnace
LanguageEnglish

Summary

Technical Guide Overview

Product Description

Overview of compact, induced-combustion, high heat transfer gas furnaces for residential use.

Warranty Information

Details the 20-year limited warranty on the heat exchanger and 5-year limited parts warranty.

Key Features

Lists key attributes like multi-position capability, hot surface ignitor, self-diagnostics, and safety controls.

Cabinet and Duct Dimensions

Dimensional Specifications

Provides detailed cabinet dimensions (A-K) for various G8C series furnace models and their duct connection sizes.

Upflow Model Ratings and Data

Upflow Performance Specifications

Lists input/output MBH, CFM, cabinet width, total unit amps, AFUE, and air temp rise for upflow models.

Blower Performance Data

Upflow Single Side Return Airflow

Presents CFM data for upflow models with single side return at various static pressures and speeds.

Dual Return Airflow Performance

Shows CFM data for dual return configurations at different static pressures and speeds.

Blower Performance and Filters

Bottom/End Return Airflow

Provides CFM data for bottom/end return configurations at various static pressures and speeds.

Return Air Duct Requirements

Specifies minimum return air duct cross-sectional area requirements for heating and A/C applications.

Filter Pressure Drop for Types

Lists pressure drop values for different airflow ranges and filter types (disposable, washable, pleated).

Filter Recommendations and Performance

Upflow Filter Size Recommendations

Lists recommended filter sizes (in. x in.) for upflow models based on cabinet size and return type.

Downflow Filter Size Recommendations

Lists recommended filter sizes (in. x in.) for downflow models based on cabinet size and return type.

Filter Pressure Drop by Airflow

Details minimum opening size (in²) and pressure drop (in W.C.) for various airflow ranges and filter types.

System Airflow Calculation and Installation

Calculating Airflow with Filter Drop

Provides a step-by-step guide and example for calculating system airflow considering filter pressure drop.

Clearances to Combustibles

Lists required clearances to combustibles for various installation configurations (upflow, downflow, horizontal).

Available Accessories

Propane Conversion Kits

Describes standard and high-altitude kits for converting natural gas units to propane.

Bottom External Filter Rack

Details the accessory for upflow/bottom return applications, available for different cabinet sizes.

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