Lennox GCS16-240

See unit nameplate for manufacturer
and address.
504,502M
8/2002
Supersedes 10/2001
GCS16-072, 090,
AWARNING 150, 180,
(6, 7-1/2, 10, 12-1/2, 15, 20 TON)
ROOFTOP
UNITS
GCS16-090, 120, 150 SHOWN
FBR113270
READ ALL INSTRUCTIONS IN THIS MANUAL
AND RETAIN FOR FUTURE REFERENCE
-&WARNING
TeChnical
blications
Lithe U.S.A.
G_)2002
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
Installation and service must be per-
formed by a qualified installer, ser-
vice agency or the gas supplier.
WHAT TO DO IF YOU SMELL GAS:
• Do not try to light any appliance.
• Extinguish any open flames.
• Do not touch any electrical switch; do not
use any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from a
neighbor's phone. Follow the gas suppli-
er's instructions.
• If you cannot reach your gas supplier, call
the fire department.
08/02
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504,502M
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Lennox GCS16-240 Specifications

General

Brand	Lennox
Model	GCS16-240
Category	Heat Pump
Language	English

Summary

General Safety and Emergency Procedures

Installation and Service Hazards

Warnings concerning improper installation, adjustment, alteration, or service.

Fire and Explosion Prevention

Instructions to prevent fire or explosion, including gas leak response.

Unit Operation and Safety Precautions

Flood-Damaged Unit Warning

Warning against using a furnace that has been under water due to extreme danger.

Fiberglass Wool Health Risks

Information on health risks associated with fiberglass wool insulation exposure.

Lighting Safety Instructions

Crucial safety steps to follow before attempting to light the furnace.

Operating and Lighting Procedures

Manual Ignition Prohibition

Warning against manual lighting due to the unit's direct spark ignition system.

Gas Valve Operation

Step-by-step instructions for operating the gas valve on specific models.

Furnace Servicing and Maintenance

Turning Off Gas to Furnace

Procedure for safely turning off the gas supply to the furnace.

Flue Passage and Vent Inspection

Guidance on inspecting flue passages and vent systems for proper operation.

Burner Flame Inspection

Instructions for periodically inspecting the burner flame for proper unit operation.

Service Reminders and Parts

Service Reminder Checklist

Key checks to perform before calling for service to ensure unit operability.

Filter Maintenance

Guidance on checking and replacing the 2" throwaway-type air filters monthly.

Repair Parts Listing

List of available repair parts for heat and cooling sections, and electrical components.