Lennox KGB Series Installation and operation manual
Page 1
100004
KGB SERIES
Service Literature 2 to 7-1/2 ton
7 to 26 kW
May 2020
KGB024 through 090
The KGB packaged gas units are available in standard
cooling efficiency (024, 030, 036, 048 060, 072, 074 and
090). Cooling capacities range from 2 to 7-1/2 tons (7 to
26kW).
KGB024, 030, 036, 048, 060, 072, 074 units are avail
able in 65,000 BTUH heat capacity /KGB036, 048, 060,
072, 074 and 090 units are available in 108,000 BTUH
(105,000 BTUH in earlier built units ) heat capacity.
KGB048, 060, 072, 074 and 090 units are available in
150,000 BTUH (44 kW) heat sizes. Two stage heat is
available in units with 108,000 (105,000 in earlier built
units) and 150,000 BTUH capacities. Gas heat sections
are designed with aluminized steel tube heat exchang
ers.
Information contained in this manual is intended for use by
qualified service technicians only. All specifications are
subject to change. Procedures outlined in this manual are
presented as a recommendation only and do not super
sede or replace local or state codes.
If the unit must be lifted for service, rig unit by attaching four
cables to the holes located in the unit base rail (two holes at
each corner). Refer to the installation instructions for the
proper rigging technique.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, person
al injury or loss of life. Installation and service must
be performed by a licensed professional installer (or
equivalent), service agency or the gas supplier.
WARNING
Electric shock hazard. Can cause injury
or death. Before attempting to perform
any service or maintenance, turn the
electrical power to unit OFF at discon
nect switch(es). Unit may have multiple
power supplies.
CAUTION
As with any mechanical equipment, contact with
sharp sheet metal edges can result in personal in
jury. Take care while handling this equipment and
wear gloves and protective clothing.
CAUTION
Electrostatic discharge can affect electronic
components. Take precautions during unit instal
lation and service to protect the unit's electronic
controls. Precautions will help to avoid control
exposure to electrostatic discharge by putting
the furnace, the control and the technician at the
same electrostatic potential. Neutralize electro
static charge by touching hand and all tools on an
unpainted unit surface, such as the gas valve or
blower deck, before performing any service pro
cedure.
ELECTROSTATIC DISCHARGE (ESD)
Precautions and Procedures
Table of Contents
Options Page 2.......................
Specifications Page 6..................
Spec. Gas Heat / High Altitude Page 13...
Blower Data Page 14...................
Electrical Data Page 31.................
I Unit Components Page 35.............
II Placement and Installation Page 48.....
III Start Up Operation Page 48...........
IV Charging Page 50...................
V System Service Checks Page 60.......
VI Maintenance Page 62................
VII Accessories Page 63................
VIII Diagrams Page 69..................
Page 2
OPTIONS / ACCESSORIES
Item Model
No.
Catalog
No.
Unit Model No.
KGB
024
KGB
030
KGB
036
KGB
048
KGB
060
KGB
072
KGB
074
KGB
090
COOLING SYSTEM
Condensate Drain Trap PVC - C1TRAP20AD2 76W26 XXXXXXXX
Copper - C1TRAP10AD2 76W27 XXXXXXXX
Conventional Fin/Tube Condenser Coil (replaces Environ™ Coil System) Factory O O O O O ¹ O O
K1SNSR71AB1- 74W42 XXXXXXXX
K1SNSR33AN2 14D89 XXXXXXXX
OOO
Standard O O O O O O O
Refrigerant Type R-410A O O O O O O O O
HEATING SYSTEM
Bottom Gas Piping Kit T1GPKT01AN1 19W50 XXXXXXXX
Heater
19W53 XXXXXXXX
19W54 XXXXXX
19W62 XXXXXX
Combustion Air Intake Extensions T1EXTN10AN1 19W51 XXXXXXXX
Gas Heat Input Factory O O O O 3O O O
Factory 2O 2O O 2O 2O
Factory O O 3O O O O
Factory O O O O O O
Factory ³ O 3O O O O
Factory ³ O O O O O
LPG/Propane
Conversion Kits
For one-stage models - C1PROP10AP3 14N20 XXXXXXXX
14N21 XXXXXX
Factory O O O O O O O O
Vertical Vent Extension C1EXTN20FF1 31W62 XXXXXXXX
1074S models only.
2
3
X - Field Installed
Page 3
OPTIONS / ACCESSORIES
Item Model
No.
Catalog
No.
Unit Model No.
KGB
024
KGB
030
KGB
036
KGB
048
KGB
060
KGB
072
KGB
074
KGB
090
BLOWER - SUPPLY AIR
Motors Factory O O
Factory O
Factory O
Factory O
Factory O O
Factory O
Factory O O O O 3 O4 O
Factory O O O O 3 O4 O
Factory 4 O
Factory 3 O
Factory 3 O5 O
Drive Kits
for selection
Kit A01 - T1DRKT001-1 - 673-1010 rpm Factory O
Kit A02 - T1DRKT002-1 - 745-1117 rpm Factory O
Kit A03 - T1DRKT003-1 - 833-1250 rpm Factory O
Kit A04 - T1DRKT004-1 - 968-1340 rpm Factory O 1O
Kit A05 - T1DRKT005-1 - 897-1346 rpm Factory O
Kit A06 - T1DRKT006-1 - 1071-1429 rpm Factory O
Kit A07 - T1DRKT007-1 - 1212-1548 rpm Factory O
Kit A08 - T1DRKT008-1 - 1193-1591 rpm Factory O 1O
Kit AA01 - T1DRKT001AP1 - 522-784 rpm Factory O 2O
Kit AA02 - T1DRKT002AP1 - 632-875 rpm Factory O 2O
Kit AA03 - T1DRKT003AP1 - 798-1105 rpm Factory O 2O
Kit AA04 - T1DRKT004AP1 - 921-1128 rpm Factory 6O
CABINET
Combination Coil/Hail
Guards
C1GARD51A-1 13R98 XXXX
C1GARD51AT1 13T03 XXX
K1GARD50AP1 13T17 X
Corrosion Protection Factory OOOOOOOO
Hinged Access Panels OOOOOOOO
CONTROLS
Smoke Detector - Supply or Return
C1SNSR44AP1 53W78 XXXXXXXX
Smoke Detector - Supply and Return
C1SNSR43AP1 53W79 XXXXXXXX
L Connection®Building Automation System --- XXXXXXXX
1074S Belt Drive models only.
2074H Belt Drive models only.
3Single SpeedTwo Speed Belt Drive
4
5
6
X - Field Installed
Page 4
OPTIONS / ACCESSORIES
Item Model
No.
Catalog
No.
Unit Model No.
KGB
024
KGB
030
KGB
036
KGB
048
KGB
060
KGB
072
KGB
074
KGB
090
ECONOMIZER
Standard Economizer - Includes Barometric Relief
K1ECON30A-3- 14D90 OX OX OX OX OX OX OX OX
Factory O O O O O O O X
Standard Economizer Controls (Not for Title 24)
C1SNSR64FF1 53W64 OX OX OX OX OX OX OX OX
C1SNSR64FF1 53W64 X X X X X X X X
K1ECON32A-3 16X75 OX OX OX OX OX OX OX OX
C1SNSR60FF1 10Z75 OX OX OX OX OX OX OX OX
C1SNSR60FF1 10Z75 X X X X X X X X
Economizer Accessories
Horizontal Economizer Conversion Kit T1HECK00AN1 17W45 XXXXXXXX
POWER EXHAUST FAN
Standard Static
NOTE - Field installed
Power Exhaust Fan
requires “Barometric
Relief Dampers for Power
Exhaust Kit” for eld
installation. See below.
79W87 XXXXXX
79W88 XXXXXX
79W89 XXXXXX
1BAROMETRIC RELIEF
1 C1DAMP50A-3- 19D42 XXXXXX
Hood
LAGEDH03/15-2 19F01 XXXXXXXX
OUTDOOR AIR
Motorized C1DAMP21A-1 15D17 OX OX OX OX OX OX OX OX
Manual C1DAMP11A-2 15D18 OX OX OX OX OX OX OX OX
HUMIDITROL®CONDENSER REHEAT OPTION
Humiditrol Factory O O O O O O
C0SNSR30FF1L 99N41 XXXXX X
ELECTRICAL
Voltage
OOOOO
OOOOOO
OOOOOO
OOOOOO
Disconnect See Electrical Data Tables for selection OX OX OX OX OX OX OX OX
GFI Service
Outlets
LTAGFIK10/15
74M70 OX OX OX OX OX OX OX OX
67E01 XXXXXXXX
C1GFCI99FF1 10C89 XXXXXXXX
1
2
3
4074S models only.
X - Field Installed
Page 5
OPTIONS / ACCESSORIES
Item Model
No.
Catalog
No.
Unit Model No.
KGB
024
KGB
030
KGB
036
KGB
048
KGB
060
KGB
072
KGB
074
KGB
090
INDOOR AIR QUALITY
Air Filters
®
Order 4 per unit
MERV 8 (16 x 20 x 2) - C1FLTR15A-1- 54W20 XXXX
MERV 13 (16 x 20 x 2) - T1FLTR40A-1- 52W37 XXXX
MERV 8 (20 x 20 x 2) - C1FLTR15D-1- 54W21 XXXX
MERV 13 (20 x 20 x 2) - C1FLTR40D-1- 52W39 XXXX
Indoor Air Quality (CO) Sensors
display
C0SNSR50AE1L 77N39 XXXXXXXX
rated for plenum mounting
C0SNSR53AE1L 87N54 XXXXXXXX
CO
applications
C0MISC19AE1- 85L43 XXXXXXXX
Aspiration Box - for duct mounting non-plenum rated
COsensor (77N39)
C0MISC16AE1- 90N43 XXXXXXXX
CEILING DIFFUSERS
RTD9-65S 13K60 XXXXX
RTD11-95S 13K61 XXX
FD9-65S 13K55 XXXXX
FD11-95S 13K56 XXX
Transitions (Supply and Return) - Order one T1TRAN10AN1 17W53 XXXXX
T1TRAN20N-1 17W54 XXX
ROOF CURBS
C1CURB70A-1 11F50 XXXXXXX2X
C1CURB71A-1 11F51 XXXXXXX2X
C1CURB72A-1 11F52 XXXXXXX2X
C1CURB73A-1 11F53 XXXXXXX2X
K1CURB70AP1 11S47 X
K1CURB71AP1 11S48 X
K1CURB72AP1 11T01 X
K1CURB73AP1 11T06 X
C1CURB55AT1 43W27 XXXXXXXX
X - Field Installed
Page 6
SPECIFICATIONS - DIRECT DRIVE BLOWER 2 TON | 2.5 TON
General Data Nominal Tonnage 2 Ton 2.5 Ton
Model No. KGB024S4E KGB030S4E
Eciency Type Standard Standard
Blower Type Multi-Speed
Direct Drive ECM
Multi-Speed
Direct Drive ECM
Cooling
Performance
1
810
2Sound Rating Number (dBA) 74 74
1.9 2.4
1 14.0 14.0
1 12.5 11.5
Refrigerant
Refrigerant Type R-410A R-410A
Environ™ Coil System 4 lbs. 1 oz. 5 lbs. 5 oz.
Conventional Fin/Tube Coil 10 lbs. 0 oz. 10 lbs. 8 oz.
Humiditrol®
9 lbs. 15 oz. 10 lbs. 7 oz.
Gas Heating Options Standard
(1 Stage)
Standard
(1 Stage)
Compressor Type (one per unit) Scroll Scroll
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 11.7 (15.6) 11.7 (15.6)
1 (2) 1 (2)
23 (20) 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/4 (1) 1/4
Motor rpm 825 825
335 335
Diameter - (No.) in. / No. of blades (1) 24 - 4 (1) 24 - 4
Total air volume - cfm 3700 3700
Indoor Coil Net face area - sq. ft. 7.8 7.8
Tube diameter - in. 3/8 3/8
2 3
14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 NPT
Expansion device type
Nominal Motor HP
(1) 10 x 10 (1) 10 x 10
Filters Type Disposable
Number and size - in. (4) 16 x 20 x 2
208/230V
208/230V
1
2
Page 7
SPECIFICATIONS - DIRECT DRIVE BLOWER 3 TON | 4 TON
General Data Nominal Tonnage 3 Ton 3 Ton 4 Ton 4 Ton
Model No. KGB036S4E KGB036S4D KGB048S4E KGB048S4D
Eciency Type Standard Standard Standard Standard
Blower Type Multi-Speed
Direct Drive
ECM
Multi-Speed
Direct Drive
PSC
Multi-Speed
Direct Drive
ECM
Multi-Speed
Direct Drive
PSC
Cooling
Performance
1
1150 1150 1560 1560
2Sound Rating Number (dBA) 74 74 74 74
2.9 2.9 4.1 4.1
1 14.0 14.0 14.0 14.0
1 12.3 12.3 11.5 11.5
Refrigerant
Refrigerant Type R-410A R-410A R-410A R-410A
Environ™ Coil System 5 lbs. 9 oz. 5 lbs. 9 oz. 5 lbs. 10 oz. 5 lbs. 10 oz.
Conventional Fin/Tube Coil 11 lbs. 3 oz. 11 lbs. 3 oz. 9 lbs. 13 oz. 9 lbs. 13 oz.
Humiditrol®
12 lbs. 7 oz. 12 lbs. 7 oz. 9 lbs. 13 oz. 9 lbs. 13 oz.
Gas Heating Options Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
High (1 or 2 Stage)
Compressor Type (one per unit) Scroll Scroll Scroll Scroll
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 14.5 (15.6) 14.5 (15.6) 14.5 (15.6) 14.5 (15.6)
1 (2) 1 (2) 1 (2) 1 (2)
23 (20) 23 (20) 23 (20) 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/4 (1) 1/4 (1) 1/4 (1) 1/4
Motor rpm 825 825 825 825
325 325 325 325
Diameter - (No.) in. / No. of blades (1) 24 - 4 (1) 24 - 4 (1) 24 - 4 (1) 24 - 4
Total air volume - cfm 3950 3950 3950 3950
Indoor Coil Net face area - sq. ft. 7.8 7.8 7.8 7.8
Tube diameter - in. 3/8 3/8 3/8 3/8
3 3 3 3
14 14 14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 NPT (1) 1 NPT (1) 1 NPT
Expansion device type
Indoor
Nominal Motor HP
(1) 10 x 10 (1) 10 x 10 (1) 10 x 10 (1) 10 x 10
Filters Type Disposable
Number and size - in. (4) 16 x 20 x 2
208/230V
460V & 575V
208/230V
460V & 575V
1
2
Page 8
SPECIFICATIONS - DIRECT DRIVE BLOWER 5 TON
General Data Nominal Tonnage 5 Ton 5 Ton
Model No. KGB060S4E KGB060S4D
Eciency Type Standard Standard
Blower Type Multi-Speed
Direct Drive ECM
Multi-Speed Direct
Drive PSC
Cooling
Performance
1
1760 1760
2Sound Rating Number (dBA) 83 83
5.0 5.0
1 14.0 14.0
1 11.0 11.0
Refrigerant
Refrigerant Type R-410A R-410A
Environ™ Coil System 8 lbs. 0 oz. 8 lbs. 0 oz.
Conventional Fin/Tube Coil 14 lbs. 3 oz. 14 lbs. 3 oz.
Humiditrol®
Option 15 lbs. 3 oz. 15 lbs. 3 oz.
Gas Heating Options Standard (2 Stage)
Medium (2 Stage)
High (2 Stage)
Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
High (1 or 2 Stage)
Compressor Type (one per unit) Scroll Scroll
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 17.8 (19.3) 17.8 (19.3)
1 (2) 1 (2)
23 (20) 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/3 (1) 1/3
Motor rpm 1075 1075
375 375
Diameter - (No.) in. / No. of blades (1) 24 - 3 (1) 24 - 3
Total air volume - cfm 4700 4700
Indoor Coil Net face area - sq. ft. 9.7 9.7
Tube diameter - in. 3/8 3/8
4 4
14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 NPT
Expansion device type
Indoor
Nominal Motor HP
(1) 11 x 10 (1) 11 x 10
Filters Type Disposable
Number and size - in. (4) 20 x 20 x 2
208/230V
460V & 575V
1
2
Page 9
SPECIFICATIONS - BELT DRIVE BLOWER SINGLE SPEED - 3 TON | 4 TON | 5 TON
General Data Nominal Tonnage 3 Ton 4 Ton 5 Ton
Model No. KGB036S4B KGB048S4B KGB060S4B
Eciency Type Standard Standard Standard
Blower Type Single Speed
Belt Drive
Single Speed
Belt Drive
Single Speed
Belt Drive
Cooling
Performance
1
1150 1560 1760
2Sound Rating Number (dBA) 74 74 83
2.9 4.1 5
1 14.0 14.0 14.0
1 12.3 11.5 11.0
Refrigerant
Refrigerant Type R-410A R-410A R-410A
Environ™ Coil System 5 lbs. 9 oz. 5 lbs. 10 oz. 8 lbs. 0 oz.
Conventional Fin/Tube Coil 11 lbs. 3 oz. 9 lbs. 13 oz. 14 lbs. 3 oz.
Humiditrol® 12 lbs. 7 oz. 9 lbs. 13 oz. 15 lbs. 3 oz.
Gas Heating Options Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
High (1 or 2 Stage)
Compressor Type (one per unit) Scroll Scroll Scroll
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 14.5 (15.6) 14.5 (15.6) 17.8 (19.3)
1 (2) 1 (2) 1 (2)
23 (20) 23 (20) 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/4 (1) 1/4 (1) 1/3
Motor rpm 825 825 1075
325 325 375
Diameter - (No.) in. / No. of blades (1) 24 - 4 (1) 24 - 4 (1) 24 - 3
Total air volume - cfm 3950 3950 4700
Indoor Coil Net face area - sq. ft. 7.8 7.8 9.7
Tube diameter - in. 3/8 3/8 3/8
3 3 4
14 14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 NPT (1) 1 NPT
Expansion device type
3Indoor
Selection
Nominal Motor HP
Maximum Usable Motor Output (US Only)
Available Drive Kits A01
673 - 1010 rpm
A05
897 - 1346 rpm
A02
745 - 1117 rpm
A06
1071 - 1429 rpm
A03
833 - 1250 rpm
A07
1212 - 1548 rpm
(1) 10 x 10 (1) 10 x 10 (1) 10 x 10
Filters Type Disposable
Number and size - in. (4) 16 x 20 x 2 (4) 20 x 20 x 2
1
2
3
Page 10
SPECIFICATIONS - BELT DRIVE BLOWER SINGLE SPEED - 6 TON
General Data Nominal Tonnage 6 Ton 6 Ton
Model No. KGB072H4B KGB074S4B
Eciency Type High Standard
Blower Type Single Speed Belt Drive Single Speed Belt Drive
Cooling
Performance
1
1920 2150
2Sound Rating Number (dBA) 79 79
6.0 6.1
1IEER 13.5 12.7
1 12.0 11.0
Refrigerant
Refrigerant Type R-410A R-410A
Environ™ Coil System 7 lbs. 8 oz. 7 lbs. 2 oz.
Conventional Fin/Tube Coil - - - 14 lbs. 8 oz.
Humiditrol® - - - 14 lbs. 11 oz.
Gas Heating Options Standard (1 or 2 Stage)
Medium (1 or 2 Stage)
High (1 or 2 Stage)
Standard (1 Stage)
Medium (1 or 2 Stage)
High (1 or 2 Stage)
Compressor Type (one per unit) Scroll
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 17.8 17.8 (19.3)
1 1 (2)
23 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/3 (1) 1/3
Motor rpm 1075 1075
410 375
Diameter - (No.) in. / No. of blades (1) 24 - 3 (1) 24 - 3
Total air volume - cfm 4800 4700
Indoor Coil Net face area - sq. ft. 9.72 9.72
Tube diameter - in. 3/8 3/8
4 4
14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 in. NPT
Expansion device type
3Indoor
Selection
Nominal Motor Output
Maximum Usable Motor Output (US Only)
Motor - Drive Kit Number AA01
522-784 rpm
AA02
632-875 rpm
AA03
798-1105 rpm
A04
968 - 1340 rpm
A08
1193-1591 rpm
(1) 15 x 9 10 X 10
Filters Type Disposable Disposable
Number and size - in. (4) 20 x 20 x 2 (4) 20 x 20 x 2
1
2
3
Page 11
SPECIFICATIONS - BELT DRIVE BLOWER TWO-SPEED - 6 TON
General Data Nominal Tonnage 6 Ton 6 Ton
Model No. KGB074S4T KGB074H4T
Eciency Type Standard High
Blower Type
Cooling
Performance
1
2100 2100
2Sound Rating Number (dBA) 79 79
6.1 5.7
1IEER 15.0 16.0
1 11.2 12.0
Refrigerant
Refrigerant Type R-410A R-410A
Environ™ Coil System 7 lbs. 2 oz. 7 lbs. 2 oz.
Conventional Fin/Tube Coil 14 lbs. 8 oz. - - -
Humiditrol® 14 lbs. 11 oz. - - -
Gas Heating Options Standard (1 or 2 Stage),
Medium (1 or 2 Stage), or
High (1 or 2 Stage)
Standard (1 or 2 Stage),
Medium (1 or 2 Stage), or
High (1 or 2 Stage)
Compressor Type (one per unit)
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 17.8 (19.3) 17.8
1 (2) 1
23 (20) 23
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/3 (1) 1/3
Motor rpm 1075 1075
375 375
Diameter - (No.) in. / No. of blades (1) 24 - 3 (1) 24 - 3
Total air volume - cfm 4700 4700
Indoor Coil Net face area - sq. ft. 9.72 9.72
Tube diameter - in. 3/8 3/8
4 4
14 14
Drain Connection (no.) and size - in. (1) 1 NPT (1) 1 NPT
Expansion device type
3Indoor
Selection
Nominal Motor Output
Maximum Usable Motor Output (US Only)
Motor - Drive Kit Number A04
968 - 1340 rpm
A08
1193-1591 rpm
AA01
522-784 rpm
AA02
632-875 rpm
AA03
798-1105 rpm
(1) 10 x 10 (1) 15 x 9
Filters Type Disposable
Number and size - in. (4) 20 x 20 x 2 (4) 20 x 20 x 2
1
2
3
Page 12
SPECIFICATIONS - BELT DRIVE BLOWER SINGLE AND TWO-SPEED - 7.5 TON
General Data Nominal Tonnage 7.5 Ton 7.5 Ton
Model No. KGB090S4B KGB090S4T
Eciency Type Standard Standard
Blower Type Single Speed Belt Drive
Cooling
Performance
1
2250 2250
2Sound Rating Number (dBA) 79 79
8.0 8.0
1IEER 12.7 14.0
1 11.0 11.0
Refrigerant
Refrigerant Type R-410A R-410A
Environ™ Coil System 9 lbs. 4 oz. 9 lbs. 4 oz.
Conventional Fin/Tube Coil 17 lbs. 14 oz. 17 lbs. 14 oz.
Humiditrol® 19 lbs. 14 oz. 19 lbs. 14 oz.
Gas Heating Options Medium (1 or 2 stage)
High (1 or 2 stage)
Medium (1 or 2 stage)
High (1 or 2 stage)
Compressor Type (one per unit)
Outdoor Coil
Environ™
(Fin/Tube)
Net face area - sq. ft. 24.2 (27.7) 24.2 (27.7)
1 (2) 1 (2)
23 (20) 23 (20)
Outdoor
Coil Fan
Motor - (No.) HP (1) 1/2 (1) 1/2
Motor rpm 1075 1075
520 520
Diameter - (No.) in. / No. of blades (1) 24 - 4 (1) 24 - 4
Total air volume - cfm 5300 5300
Indoor Coil Net face area - sq. ft. 9.72 9.72
Tube diameter - in. 3/8 3/8
4 4
14 14
Drain Connection (no.) and size - in. (1) 1 in. NPT (1) 1 in. NPT
Expansion device type
3Indoor
Selection
Nominal Motor Output
Maximum Usable Motor Output (US Only)
Motor - Drive Kit Number AA01
522-784 rpm
AA02
632-875 rpm
AA03
798-1105 rpm
4AA04
921-1228
AA01
522-784 rpm
AA02
632-875 rpm
AA03
798-1105 rpm
(1) 15 x 9 (1) 15 x 9
Filters Type Disposable
Number and size - in. (4) 20 x 20 x 2 (4) 20 x 20 x 2
1
2
3
4
Page 13
SPECIFICATIONS - STANDARD GAS HEAT THREE PHASE MODELS
Model No. 036
048
060
074S
072H
074H
036
048
060
074S
072H
074H
090S
036
048
060
074S
072H
074H
090S
048
060
074S
072H
074H
090S
048
060
074S
072H
074H
090S
Heat Input Type Standard
(1 Stage)
Medium
(1 Stage)
Medium
(2 Stage)
High
(1 Stage)
High
(2 Stage)
Input
1st Stage
2nd Stage - - - - - - - - -
Output
1st Stage
2nd Stage - - - - - - - - -
Temperature
1st stage - - - - - - 30 - 70 15 - 45 25 - 55 10 - 40 - - - - - - 30 - 60 15 - 45
2nd Stage 15 - 45 5 - 35 - - - - - - 30 - 70 15 - 45 45 - 75 25 -55 45 - 75 25 - 55
1
Standard 80% 80% 80% 80% 80% 80% 80% 80% 80%
Gas Supply Connections 1/2 in. NPT
Rec. Gas Supply Pressure -
Nat./ LPG
1
SPECIFICATIONS - LOW NOx GAS HEAT SINGLE AND THREE PHASE MODELS
Model No. 024
030
036
048
060
074S
072H
074H
036
048
060
074S
072H
074H
036
048
060
074S
072
074
036
048
060
074S
072H
074H
048
060
074S
072H
074H
048
060
074S
072H
074H
Heat Input Type Standard
(1 Stage)
Standard
(2 Stage)
Low NOx
Only
Medium
(1 Stage)
Medium
(2 Stage)
High
(1 Stage)
High
(2 Stage)
Input
1st Stage
2nd Stage - - - - - - - - -
Output
1st Stage
2nd Stage - - - - - - - - -
Temperature
1st stage 35 - 65 15 - 45 5-35 5-35 5-35 30 - 70 15 - 45 25 - 55 10 - 40 - - - - - - 30 - 60 15 - 45
2nd Stage - - - - - - - - - 15-45 10-40 - - - - - - 30 - 70 15 - 45 45 - 75 25 - 55 45 - 75 25 - 55
1 81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81%
2
81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81% 81%
Gas Supply Connections 1/2 in. NPT
Rec. Gas Supply Pressure -
Nat./ LPG
1
2
HIGH ALTITUDE DERATE
NOTE - Units may be installed at altitudes
above sea level.
Heat Input Type Altitude Feet
Gas Manifold Pressure
in. w.g. Input Rate (Btuh)
Natural Gas LPG/ Propane
Standard (1 stage) 2001 - 4500 3.0 9.0
Standard (2 stage) 2001 - 4500 3.0/1.7 9.0/5.1
Medium (1 stage) 2001 - 4500 3.0 9.0
Medium (2 stage) 2001 - 4500 3.0/1.7 9.0/5.1
2001 - 4500 3.0 9.0
2001 - 4500 3.0/1.7 9.0/5.1
Page 14
BLOWER DATA DIRECT DRIVE ECM - 2 TON | 2.5 TON
KGB024S4E | KGB030S4E
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High Speed:
G (Pin 1)
Cooling:
Y1 (Pin 2 and 5)
1st Stage Heating:
W1 (Pin 2)
2nd Stage Heating:
W2 (Pin 2 and 4)
1st Stage Heating:
W1 (Pin 3)
2nd Stage Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High Speed:
Y1 (Pin 1 and 5)
0 488 985 1127 1353 1127 1127
0.1 421 913 1082 1311 1082 1082
0.2 333 841 1037 1269 1037 1037
0.3 285 754 988 1224 988 988
0.4 215 668 923 1180 923 923
0.5 - - - 611 858 1135 858 858
0.6 - - - 553 809 1076 809 809
0.7 - - - 481 760 1017 760 760
0.8 - - - - - - 694 972 694 694
0.9 - - - - - - 646 928 646 646
1.0 - - - - - - 580 869 580 580
HORIZONTAL
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High Speed:
G (Pin 1)
Cooling:
Y1 (Pin 2 and 5)
1st Stage Heating:
W1 (Pin 2)
2nd Stage Heating:
W2 (Pin 2 and 4)
1st Stage Heating:
W1 (Pin 3)
2nd Stage Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High Speed:
Y1 (Pin 1 and 5)
0 479 965 1104 1326 1104 1104
0.1 412 895 1060 1285 1060 1060
0.2 326 824 1016 1244 1016 1016
0.3 280 739 968 1200 968 968
0.4 211 655 905 1156 905 905
0.5 - - - 599 841 1112 841 841
0.6 - - - 542 793 1054 793 793
0.7 - - - 471 745 997 745 745
0.8 - - - - - - 680 953 680 680
0.9 - - - - - - 633 909 633 633
1.0 - - - - - - 568 852 568 568
Page 15
BLOWER DATA DIRECT DRIVE ECM - 3 TON
KGB036S4E
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High
Speed:
G (Pin 1)
1st Stage Heating:
W1 (Pin 2)
Cooling:
Y1 (Pin 2 and 5)
2nd Stage
Heating:
W2 (Pin 2 and 4)
1st Stage
Heating:
W1 (Pin 3)
2nd Stage
Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High
Speed:
Y1 (Pin 1 and 5)
0 862 1375 1567 1706 1840 1567 1567
0.1 809 1330 1539 1682 1780 1539 1539
0.2 741 1277 1511 1658 1748 1511 1511
0.3 680 1253 1477 1624 1712 1477 1477
0.4 622 1200 1443 1598 1677 1443 1443
0.5 555 1150 1409 1564 1638 1409 1409
0.6 - - - 1095 1364 1530 1608 1364 1364
0.7 - - - 1052 1330 1496 1577 1330 1330
0.8 - - - 1004 1296 1444 1528 1296 1296
0.9 - - - 950 1251 1419 1491 1251 1251
1.0 - - - 900 1206 1394 1455 1206 1206
HORIZONTAL
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High
Speed:
G (Pin 1)
1st Stage Heating:
W1 (Pin 2)
Cooling:
Y1 (Pin 2 and 5)
2nd Stage
Heating:
W2 (Pin 2 and 4)
1st Stage
Heating:
W1 (Pin 3)
2nd Stage
Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High
Speed:
Y1 (Pin 1 and 5)
0 479 1379 1536 1672 1810 1536 1536
0.1 412 1305 1508 1648 1749 1508 1508
0.2 326 1264 1481 1625 1718 1481 1481
0.3 280 1216 1447 1592 1677 1447 1447
0.4 211 1173 1414 1566 1649 1414 1414
0.5 - - - 1131 1381 1533 1622 1381 1381
0.6 - - - 1078 1337 1499 1577 1337 1337
0.7 - - - 1038 1303 1466 1544 1303 1303
0.8 - - - 986 1270 1415 1509 1270 1270
0.9 - - - 933 1226 1391 1471 1226 1226
1.0 - - - 885 1182 1366 1438 1182 1182
Page 16
BLOWER DATA DIRECT DRIVE ECM - 4 TON
KGB048S4E
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High Speed:
G (Pin 1)
Cooling:
Y1 (Pin 2 and 5)
1st Stage Heating:
W1 (Pin 2)
2nd Stage Heating:
W2 (Pin 2 and 4)
2nd Stage Heating:
W2 (Pin 3 and 4)
1st Stage Heating:
W1 (Pin 3)
Cooling:
Y1 (Pin 3 and 5)
Low and High Speed:
Y1 (Pin 1 and 5)
0 963 1561 1869 2156 1869 1958
0.1 897 1530 1842 2132 1842 1920
0.2 831 1499 1815 2108 1815 1882
0.3 752 1466 1788 2084 1788 1844
0.4 673 1432 1750 2057 1750 1814
0.5 620 1398 1723 2031 1723 1784
0.6 567 1353 1695 1991 1695 1754
0.7 501 1319 1658 1952 1658 1724
0.8 - - - 1274 1621 1899 1621 1694
0.9 - - - 1240 1593 1794 1593 1672
1.0 - - - 1184 1556 1689 1556 1650
HORIZONTAL
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High Speed:
G (Pin 1)
Cooling:
Y1 (Pin 2 and 5)
1st Stage Heating:
W1 (Pin 2)
2nd Stage Heating:
W2 (Pin 2 and 4)
2nd Stage Heating:
W2 (Pin 3 and 4)
1st Stage Heating:
W1 (Pin 3)
Cooling:
Y1 (Pin 3 and 5)
Low and High Speed:
Y1 (Pin 1 and 5)
0 944 1530 1832 2113 1832 1919
0.1 879 1499 1805 2089 1805 1882
0.2 814 1469 1779 2066 1779 1844
0.3 737 1437 1752 2042 1752 1807
0.4 660 1403 1715 2016 1715 1778
0.5 608 1370 1689 1990 1689 1748
0.6 556 1326 1661 1951 1661 1719
0.7 491 1293 1625 1913 1625 1690
0.8 - - - 1249 1589 1861 1589 1660
0.9 - - - 1215 1561 1758 1561 1639
1.0 - - - 1160 1525 1655 1525 1617
Page 17
BLOWER DATA DIRECT DRIVE ECM - 5 TON
KGB060S4E
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High
Speed:
G (Pin 1)
1st Stage Heating:
W1 (Pin 2)
Cooling:
Y1 (Pin 2 and 5)
2nd Stage
Heating:
W2 (Pin 2 and 4)
1st Stage
Heating:
W1 (Pin 3)
2nd Stage
Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High
Speed:
Y1 (Pin 1 and 5)
0 1088 1801 1982 1801 2339 2287 2287
0.1 1042 1769 1956 1769 2310 2251 2251
0.2 996 1736 1928 1736 2281 2215 2215
0.3 948 1703 1900 1703 2253 2178 2178
0.4 883 1669 1870 1669 2224 2142 2142
0.5 835 1634 1838 1634 2195 2106 2106
0.6 787 1598 1806 1598 2166 2058 2058
0.7 723 1561 1772 1561 2137 2010 2010
0.8 658 1524 1736 1524 2108 1937 1937
0.9 594 1486 1700 1486 2080 1841 1841
1.0 546 1446 1662 1446 2051 1696 1696
HORIZONTAL
External
Static
Press.
in. w.g.
Air Volume (cfm) at Various Blower Speeds
Blower Only Low Speed High Speed Free Cooling
Low and High
Speed:
G (Pin 1)
1st Stage Heating:
W1 (Pin 2)
Cooling:
Y1 (Pin 2 and 5)
2nd Stage
Heating:
W2 (Pin 2 and 4)
1st Stage
Heating:
W1 (Pin 3)
2nd Stage
Heating:
W2 (Pin 3 and 4)
Cooling:
Y1 (Pin 3 and 5)
Low and High
Speed:
Y1 (Pin 1 and 5)
0 1066 1728 1886 1728 2206 2241 2241
0.1 1021 1708 1872 1708 2189 2206 2206
0.2 976 1685 1859 1685 2174 2171 2171
0.3 929 1661 1832 1661 2157 2134 2134
0.4 865 1636 1814 1636 2135 2099 2099
0.5 818 1608 1796 1608 2118 2064 2064
0.6 771 1579 1770 1579 2102 2017 2017
0.7 709 1548 1743 1548 2080 1970 1970
0.8 645 1516 1716 1516 2058 1898 1898
0.9 582 1481 1689 1481 2036 1804 1804
1.0 535 1445 1654 1445 2020 1662 1662
Page 18
BLOWER DATA DIRECT DRIVE PSC - 3 TON | 4 TON
KGB036S4D | KGB048S4D
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External Static
Pressure (in. w.g.)
Air Volume (cfm) at Various Blower Speeds
208 VOLTS 230 VOLTS 460/575 VOLTS
High Medium Low High Medium Low High Medium Low
KGB036S and KGB048S
0.0 1873 1561 1123 2094 1783 1321 2064 1727 1216
0.1 1993 1601 1148 2168 1797 1338 2105 1744 1229
0.2 1913 1601 1137 2098 1803 1308 2050 1694 1198
0.3 1858 1527 1078 2036 1725 1261 1987 1638 1167
0.4 1801 1496 1046 1973 1679 1219 1905 1598 1148
0.5 1763 1467 987 1910 1647 1177 1862 1559 1108
0.6 1709 1414 897 1830 1560 1080 1781 1509 1057
0.7 1617 1368 806 1727 1519 986 1698 1449 982
0.8 1472 1269 730 1604 1419 918 1614 1389 920
0.9 1359 1162 487 1478 1363 706 1488 1346 792
1.0 961 922 370 1093 1083 590 1167 1099 703
KGB036S and KGB048S
0.0 1799 1530 1073 2012 1747 1263 2015 1756 1251
0.1 1868 1544 1088 2032 1733 1268 2071 1760 1279
0.2 1802 1494 1068 1976 1682 1228 2014 1700 1226
0.3 1735 1432 1014 1900 1618 1185 1937 1634 1187
0.4 1666 1397 980 1825 1568 1142 1878 1597 1174
0.5 1615 1350 904 1750 1516 1078 1801 1558 1124
0.6 1564 1305 842 1675 1440 1014 1743 1479 1060
0.7 1462 1228 758 1562 1364 928 1664 1415 982
0.8 1330 1151 670 1449 1287 842 1512 1335 865
0.9 1194 1011 464 1298 1185 671 1393 1297 733
1.0 878 878 355 998 1032 565 1060 1063 618
Page 19
BLOWER DATA DIRECT DRIVE PSC - 5 TON
KGB060S4D
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
External Static
Pressure (in. w.g.)
Air Volume (cfm) at Various Blower Speeds
208 VOLTS 230 VOLTS 460/575 VOLTS
High Low High Low High Low
KGB060S
0.0 1940 1581 2131 1788 2131 1788
0.1 1929 1566 2107 1784 2107 1784
0.2 1906 1552 2074 1774 2074 1774
0.3 1872 1546 2036 1752 2036 1752
0.4 1836 1526 1998 1708 1998 1708
0.5 1802 1486 1960 1679 1960 1679
0.6 1749 1447 1904 1635 1904 1635
0.7 1714 1407 1847 1576 1847 1576
0.8 1644 1347 1771 1518 1771 1518
0.9 1574 1245 1658 1430 1658 1430
1.0 1338 - - - 1506 - - - 1506 - - -
KGB060S
0.0 1930 1575 2143 1764 2143 1764
0.1 1920 1573 2115 1761 2115 1761
0.2 1910 1576 2088 1751 2088 1751
0.3 1870 1552 2055 1746 2055 1746
0.4 1840 1524 2023 1704 2023 1704
0.5 1790 1495 1979 1675 1979 1675
0.6 1739 1466 1925 1633 1925 1633
0.7 1679 1428 1860 1590 1860 1590
0.8 1639 1371 1775 1534 1775 1534
0.9 1559 1270 1670 1421 1670 1421
1.0 1438 - - - 1539 1285 1539 1285
Page 20
BLOWER BELT DRIVE (SINGLE SPEED) - 3 TON
KGB036S4B
BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE.
Air
Volume
cfm
External Static - in. w.g.
0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
900 493 0.11 564 0.15 637 0.19 711 0.22 783 0.24 851 0.26 910 0.29 961 0.32
1000 517 0.14 588 0.18 660 0.22 733 0.24 804 0.26 868 0.29 924 0.32 974 0.35
1100 544 0.17 614 0.21 685 0.25 757 0.27 826 0.29 887 0.32 940 0.36 987 0.38
1200 574 0.2 643 0.24 712 0.28 782 0.31 849 0.33 906 0.36 956 0.39 1001 0.42
1300 613 0.23 679 0.28 745 0.31 811 0.34 873 0.36 926 0.40 973 0.43 1016 0.46
1400 662 0.26 722 0.30 781 0.34 841 0.37 897 0.41 944 0.44 989 0.48 1032 0.51
1500 710 0.29 763 0.33 816 0.38 869 0.41 919 0.45 963 0.49 1006 0.53 1049 0.56
Air
Volume
cfm
External Static - in. w.g.
0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
900 1008 0.34 1056 0.36 1104 0.39 1149 0.41 1190 0.44 1229 0.46 1267 0.49 1305 0.52
1000 1020 0.37 1067 0.40 1115 0.42 1159 0.45 1200 0.48 1239 0.51 1277 0.54 1314 0.57
1100 1032 0.41 1078 0.43 1124 0.46 1168 0.49 1210 0.52 1249 0.55 1286 0.58 1323 0.62
1200 1045 0.45 1090 0.47 1135 0.50 1178 0.53 1220 0.57 1259 0.60 1296 0.64 1332 0.67
1300 1060 0.49 1104 0.51 1148 0.55 1190 0.58 1230 0.62 1269 0.65 1306 0.69 1342 0.72
1400 1075 0.53 1119 0.56 1162 0.60 1203 0.63 1242 0.67 1280 0.71 1317 0.75 1352 0.78
1500 1093 0.58 1136 0.61 1177 0.65 1217 0.69 1255 0.73 1292 0.77 1328 0.80 1364 0.84
HORIZONTAL
Air
Volume
cfm
External Static - in. w.g.
0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
900 465 0.09 531 0.14 600 0.17 670 0.20 740 0.22 808 0.24 869 0.27 925 0.30
1000 483 0.12 549 0.16 617 0.20 687 0.22 756 0.24 822 0.26 881 0.29 935 0.33
1100 504 0.14 570 0.19 637 0.22 706 0.25 773 0.27 837 0.29 894 0.32 946 0.36
1200 527 0.17 592 0.22 658 0.25 726 0.28 792 0.30 854 0.32 908 0.36 957 0.39
1300 552 0.20 617 0.25 682 0.29 748 0.31 812 0.33 871 0.36 923 0.40 970 0.43
1400 580 0.24 644 0.28 708 0.32 773 0.35 834 0.37 890 0.40 938 0.44 984 0.48
1500 611 0.28 674 0.32 736 0.35 799 0.38 857 0.41 908 0.44 954 0.49 998 0.52
Air
Volume
cfm
External Static - in. w.g.
0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
900 977 0.33 1028 0.36 1079 0.39 1127 0.42 1169 0.45 1208 0.48 1246 0.51 1282 0.54
1000 985 0.36 1036 0.39 1087 0.42 1135 0.45 1177 0.48 1216 0.52 1253 0.55 1290 0.58
1100 995 0.39 1044 0.42 1093 0.45 1140 0.49 1183 0.52 1223 0.56 1261 0.59 1297 0.62
1200 1005 0.43 1053 0.46 1100 0.49 1146 0.53 1190 0.56 1230 0.60 1268 0.63 1304 0.67
1300 1016 0.47 1063 0.50 1109 0.53 1154 0.57 1197 0.61 1237 0.64 1275 0.68 1311 0.72
1400 1029 0.51 1074 0.54 1120 0.58 1164 0.61 1205 0.65 1245 0.69 1282 0.73 1318 0.77
1500 1042 0.56 1087 0.59 1132 0.62 1174 0.66 1215 0.71 1253 0.75 1290 0.78 1326 0.82
This manual suits for next models
17
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