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Lennox KGB036 - User Manual

Lennox KGB036
56 pages
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©2015
Litho U.S.A.
WARNING
Improper installation, adjustment, alteration, ser
vice or maintenance can cause property damage,
personal injury or loss of life. Installation and ser
vice must be performed by a licensed professional
HVAC installer or equivalent, service agency, or the
gas supplier
Table Of Contents
Dimensions Page 2.................................
Parts Arrangements Page 3.........................
Shipping and Packing List Page 4....................
General Page 4....................................
Requirements Page 4...............................
Unit Support Page 5................................
Duct Connection Page 5............................
Rigging Unit For Lifting Page 6.......................
Horizontal Air Discharge Page 6......................
Condensate Drains Page 6..........................
Gas Piping Page 8.................................
Pressure Test Gas Piping Page 9.....................
High Altitude Derate Page 9.........................
Electrical Connections Page 9.......................
Blower Operation and Adjustments Page 11............
Cooling Start-Up Page 42............................
Gas Heat Start-Up Page 51...........................
Heating Operation and Adjustments Page 52............
Electric Heat Start-Up Page 52........................
Service Page 53....................................
INSTALLATION
INSTRUCTIONS
KGB/KCB024
KGB/KCB030
KGA/KCA036
KGB/KCB036
KGA/KCA048
KGB/KCB048
KGA/KCA060
KGB/KCB060
KGA/KCA072
KGB/KCB072
KGB/KCB074
KGA/KCA090
2-Ton
2-1/2-Ton
3-Ton
3-Ton
4-Ton
4-Ton
5-Ton
5-Ton
6-Ton
6-Ton
6-Ton
6-Ton
7-1/2 Ton
GAS AND COOLING PACKAGED UNITS
507348-04
12/2015
Supersedes 507348-01, -02, -03
RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
KG SHOWN

Table of Contents

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Lennox KGB036 Specifications

General IconGeneral
BrandLennox
ModelKGB036
CategoryAir Conditioner
LanguageEnglish

Summary

Unit Support

Downflow Discharge Installation

Installation guidelines for downflow discharge configurations.

Horizontal Discharge Installation

Installation guidelines for horizontal airflow discharge.

Rigging Unit for Lifting

Connect Gas Piping (Gas Units)

Pressure Test Gas Piping (Gas Units)

High Altitude Derate

Electrical Connections

Electrical Power Supply Connection

Details on connecting electrical power to the unit.

Control Wiring

Thermostat Location Guidance

Guidance on selecting an appropriate location for the room thermostat.

Blower Operation and Adjustments

CFM Calculation for Direct Drive Blowers

Method for calculating and adjusting blower airflow for direct drive units.

Determining Unit CFM - Belt Drive Blowers

Blower Belt Adjustment

Belt Tensioner Blower Adjustment

Belt Tension Check (No Tensioner)

Field-Furnished Blower Drive

Cooling Start-Up

Refrigerant Charge and Check - Fin;Tube Coil

Refrigerant Charge and Check - All-Aluminum Coil

Approach Method Charge Verification

Method to verify refrigerant charge using approach temperature.

All-Aluminum Coil Refrigerant Charge Check

Procedures for checking refrigerant charge in all-aluminum coils.

Gas Heat Start-Up (Gas Units)

Electric Heat Start-Up (KC Units)

Heating Operation and Adjustments (Gas Units)

Service

Combustion Air Inducer (Gas Units)

Condenser Coil

Supply Air Blower Replacement

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