Lennox LGC210 User Manual

10/08
*2P1008*
504,875M
*P504875M*
LGA/LGC036, 042, 048, 060, 072
LGA/LGC090, 102, 120, 150,
LGA/LGC156, 180, 210, 240, 300S
LGA/LGC248, 300H, 360
©2006
Litho U.S.A.
504,875M
10/2008
Supersedes 1/2006
WHAT TO DO IF YOU SMELL GAS:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings ex-
actly could result in serious injury
death or property damage.
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.
D Do not try to light any appliance.
D Do not touch any electrical switch; do not
use any phone in your building.
D Immediately call your gas supplier from a
neighbor’s phone. Follow the gas suppli-
er’s instructions.
D If you cannot reach your gas supplier, call
the fire department.
D Extinguish any open flames.
ROOFTOP
UNITS
READ ALL INSTRUCTIONS IN THIS MANUAL
AND RETAIN FOR FUTURE REFERENCE
LGA240 SHOWN
See unit nameplate for manufacturer
and address.
FBR113270
(3, 3−1/2, 4, 5, and 6 TONS)
(7−1/2, 8-1/2, 10, and 12-1/2 TONS)
(13, 15, 17-1/2, 20, and 25 TONS)
(20, 25, and 30 TONS)
D Leave the building immediately.

Lennox LGC210 Specifications

General

Brand	Lennox
Model	LGC210
Category	Air Conditioner
Language	English

Summary

Safety Information and Warnings

General Safety Warnings

Covers explosion, fire, electrical shock, and improper operation hazards.

Furnace Water Damage Warning

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

Fiberglass Wool Hazard

Advises on exposure risks from fiberglass wool insulation.

Gas Leak Danger

Highlights explosion and fire risks associated with gas leaks.

Unit Operation Procedures

Pre-Lighting Safety Checks

Instructions for safety checks before lighting the furnace.

Gas Valve Operation

Step-by-step guide for operating gas valves on specific models.

Turning Off Gas to Furnace

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

Maintenance and Inspection

Burner Flame Inspection

Guidance on inspecting burner flame for proper operation.

Flue Passage and Vent Inspection

Annual inspection of flue passages and vents for obstructions.

Servicing Filters

Instructions for checking and replacing unit filters.

Burner Cleaning Procedure

Steps for cleaning the furnace burners to ensure proper function.

Lubrication Requirements

Information on lubricating blower shaft bearings.

Combustion Air Inducer Maintenance

Procedure for cleaning the combustion air inducer.

Flue Box Cleaning

Instructions for cleaning the flue box and heat exchanger tubes.

Service and Support

General Service Recommendations

Emphasizes yearly servicing by qualified technicians for efficiency.

Service Reminder Checklist

Checks to perform before calling a service technician.

Repair Parts Ordering

Information on how to order replacement parts for the unit.