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Goodman GMP User Manual

Goodman GMP
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Goodman Manufacturing Company, LP
2550 North Loop West, Suite 400
Houston, Texas 77092
IO-137H www.goodmanmfg.com
12/01
INSTALLATION & OPERATING
INSTRUCTIONS
for GMP & GMPE
POWER VENTED MULTI-POSITION
GAS FURNACE
(CATEGORY I)
WARNING
IF THIS FURNACE IS INSTALLED IN AN ENCLOSED AREA, SUCH AS A GARAGE OR UTILITY
ROOM, WITH ANY OTHER CARBON MONOXIDE PRODUCING DEVICE (i.e., AUTOMOBILE,
SPACE HEATER, ETC.) INSURE THAT THE ENCLOSED AREA IS PROPERLY VENTILATED.
WARNING
CARBON MONOXIDE (REFERRED TO AS CO) CAN CAUSE PERSONAL INJURY OR DEATH
WARNING
THIS FURNACE IS DESIGN CERTIFIED FOR INSTALLATION IN BUILDINGS CONSTRUCTED
ON SITE ONLY.
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Goodman GMP Specifications

General IconGeneral
TypeGas Furnace
Fuel TypeNatural Gas or Propane
ConfigurationUpflow, Downflow
StagesSingle Stage
WarrantyLimited Lifetime Heat Exchanger, 10-Year Parts

Summary

Replacement Parts

Blower Assembly

Major components of the furnace's air circulation system.

Heat Exchanger

Key part responsible for transferring heat to the air.

Electrical Controls

Components managing furnace functions and safety.

Burner Assembly

Parts related to gas ignition and combustion.

Miscellaneous Parts

Other components like wrapper, doors, and wiring.

General Information

Location Requirements

Minimum Clearances to Combustible Surfaces

Specifies required distances from furnace to flammable materials.

Venting Guidelines

Gas Piping and Capacity

Gas Piping Safety

Warnings and procedures for gas connections.

Circulating Air Supply and Return Air

Electrical Supply Connections

Thermostat Installation

Proper placement and wiring for temperature control.

Rating the Furnace

Timing the Gas Meter

Safety Control Functions and Check-Out Procedure

Main Burner Adjustment

How to adjust burner air shutters for proper flame.

Specific Safety Component Checks

Vent Pressure Switch

Function and testing of the vent pressure safety switch.

Flame Roll-Out Switch

Manually resetable switch for flame detection.

Flame Sensor

Detects burner flame presence; system shutdown if faulty.

Blower Door Interlock Switch

Ensures blower door is secured for safe operation.

Integrated Fan / Ignition Control

Module managing ignition, fan, and venter.

Circulating Air Filters

Minimum Filter Sizes

Recommended filter dimensions for proper airflow.

Temperature Rise Measurement

Procedure for measuring and adjusting air temperature difference.

Motor Lubrication and Maintenance

Service Instructions

General advice for performing maintenance.

Sequence of Operation

Step-by-step operational flow of the furnace.

Removing an Existing Appliance

Inspecting & Cleaning the Heat Exchanger

Source of Combustion Air

Clearances from Combustible Surfaces

Rotation of Vent Blower

Blower Off Delay Settings

Humidifier and Air Cleaner Control

Wiring for optional accessories.

Wiring Diagram (GMP Only)

Wiring Diagram (GMPE Only)

Lighting Instructions

Safety Warnings Before Operation

Crucial safety checks prior to lighting.

Operating Instructions

Step-by-step guide for furnace startup.

Turning Off Gas Supply

Procedure for safely shutting off gas.

Exterior Masonry Chimneys & Definitions

Exterior Masonry Chimneys

Specifics for masonry vents.

Definition of Terms

Glossary of venting-related terminology.

General Venting Requirements

Examples Using Single Appliance Venting Table

Typical Venting Applications

Multi-story Gas Vent Design Procedure

Vent Table 1: Type B Vent Capacity

Vent Table 3: Type B Vent Capacity

Vent Table 4: Type B Vent Capacity

Vent Table 5: Masonry Chimney Capacity

Vent Table 6: Masonry Chimney Capacity

Vent Table 7: Masonry Chimney Capacity

Vent Table 8: Masonry Chimney Capacity

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