Lennox DR4540-2

Page 1
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2000 Lennox Industries Inc.
Dallas, Texas
WHAT TO DO IF YOU SMELL GAS:
If the information in this manual is not
followed exactly, a fire or explosion
may result causing property damage,
personal injury or loss of life.
WARNING
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.
Do not try to light any appliance.
Do not touch any electrical switch; do not
use any phone in your building.
Immediately call your gas supplier from a
neighbor’s phone. Follow the gas supplier’s
instructions.
If you cannot reach your gas supplier, call
the fire department.
Extinguish any open flames.
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
Litho USA
DT–2 & DR–2
MERIT  SERIES
504,172M
04/2000
DR4540–2 LOUVERED FACE
REAR VENT MODEL SHOWN
VENTED GAS FIREPLACE HEATER
DIRECT VENT MODELS
DT4540–2 LOUVERED FACE
TOP VENT MODEL SHOWN

Lennox DR4540-2 Specifications

General

Brand	Lennox
Model	DR4540-2
Category	Indoor Fireplace
Language	English

Summary

Safety and Emergency Procedures

What to Do If You Smell Gas

Immediate actions and contact procedures if gas odor is detected, emphasizing safety precautions.

Appliance Warnings and Important Directions

Health and Material Precautions

Warnings regarding fiberglass wool exposure and associated health risks.

General Operational Safety Guidelines

Key directions for safe operation, including temperature awareness and supervision.

Service and Installation Safety

Critical warnings about installation, service, and handling of damaged components.

Lighting and Gas Valve Operation

Millivolt Gas Valve Operation

Step-by-step instructions for lighting the pilot and operating the millivolt gas valve.

Electronic Gas Valve Operation

Electronic Gas Valve Procedures

Instructions for placing the unit into operation and handling the electronic gas valve.

Unit Operation and Maintenance

Placing Fireplace into Operation

Steps for starting the fireplace, including blower and initial operation notes.

Burner Flame Adjustment

Guidance on adjusting the burner flame for desired heat output and appearance.

Service Reminders

Checklist for troubleshooting and when to contact a service technician.