Lennox LGM Series Unit Information

Page 2
OPTIONS / ACCESSORIES
Item
Catalog
Number
Unit Model Number
036 048 060 074
COOLING SYSTEM
Condensate Drain Trap PVC 22H54 OX OX OX OX
Copper 76W27 OX OX OX OX
 21Z07 OX OX OX OX
Service Valves (not for Humiditrol
™
+ equipped units) Factory O O O O
HEATING SYSTEM
Bottom Gas Piping Kit 19W50 OX OX OX OX
Combustion Air Intake Extensions 19W51 X X X X
Gas Heat Input  Factory O O O O
Medium Two Stage - 81/108 kBtuh input Factory O O O O
 Factory O O O
Low Temperature Vestibule Heater 208/230V-3ph 21Z17 OX OX OX OX
460V-3ph 21Z18 OX OX OX OX
 21Z19 OX OX OX OX
LPG/Propane
Conversion Kits
For two-stage standard models 21Z24 X X X X
For two-stage medium and high models 21Z23 X X X X
Stainless Steel Heat Exchanger Factory O O O O
Vertical Vent Extension 31W62 X X X X
BLOWER - SUPPLY AIR
Motors DirectPlus™ Direct Drive ECM Blower System with MSAV
®
Factory O O O O
DirectPlus™ Direct Drive ECM Blower System with VAV Factory O O O O
CABINET
Combination Coil/Hail Guards 13T03 X X X X
Corrosion Protection (indoor coil / outdoor coil) Factory O O O O
CONTROLS
Commercial Controls
Lennox
®
CORE Control System - LonTalk
®
Module
54W27 OX OX OX OX
CPC Einstein Integration Factory O O O OX
Novar
®
LSE Factory O O O O
Dirty Filter Switch 53W66 OX OX OX OX
Fresh Air Tempering 21Z08 OX OX OX OX
Smoke Detector - Supply or Return (Power board and one sensor) 21Z11 OX OX OX OX
Smoke Detector - Supply and Return (Power board and two sensors) 21Z12 OX OX OX OX
ELECTRICAL
Voltage
60 Hz
208/230V - 3ph Factory O O O O
460V - 3ph Factory O O O O
 Factory O O O O
HACR Circuit Breakers Factory O O O O
1
Short-Circuit Current Rating (SCCR) of 100kA (includes Phase/Voltage Detection) Factory O O O O
Disconnect Switch 80 amp 22A25 OX OX OX OX
GFI Service Outlets  74M70 OX OX OX OX
 67E01 OX OX OX OX
Weatherproof Cover for GFI 10C89 X X X X
Phase/Voltage Detection Factory O O O O
1
Disconnect Switch is furnished and factory installed with High SCCR option.
1

Alternately, 110V power supply may be used to directly power the UVC ballast(s).

Lennox LGM Series Specifications

General

Brand	Lennox
Model	LGM Series
Category	Furnace
Language	English