13 SEER 2 3 4 5 Ton
Installation & Operation Manual
Air Handler
G
WARNING
WHEN THIS APPLIANCE IS INSTALLED IN AN ENCLOSED AREA, SUCH AS
A GARAGE OR UTILITY ROOM, WITH ANY CARBON MONOXIDE PRODUCING
DEVICES (i.e. AUTOMOBILE, SPACE HEATER, WATER HEATER,ETC.) INSURE
THAT THE ENCLOSED AREA IS PROPERLY VENTILATED.
WARNING
CARBON MONOXIDE (REFERED TO AS CO) CAN CAUSE PERSONAL INJURY
OR DEATH
WARNING
FAILURE T O FOLLOW THESE INSTRUCTIONS, LOCAL CODES OR NATIONAL
CODES MAY CAUSE FIRE, EXPLOSION, ELECTRICAL SHOCK, PERSONAL
INJURY OR PROPERTY DAMAGE.
FOLLOW ALL LOCAL CODES. IN THE ABSENCE OF LOCAL CODES REFER TO :
NATIONAL ELECTRICAL CODE NFPA 70
NFPA 90A & 90B
UNIFORM MECHANICAL CODE
READ THESE INSTRUCTIONS COMPLETELY BEFORE ATTEMPTING TO INSTALL
OR SERVICE THIS APPLIANCE.
ONLY FACTORY AUTHORIZED KITS OR ACCESSORIES SHOULD BE USED WHEN
INSTALLING OR MODIFYING THIS APPLIANCE, UNLESS OTHERWISE NOTED IN
THESE INSTRUCTIONS.
SOME LOCALITIES MAY REQUIRE THE INSTALLER/SERVICER TO BE LICENSED.
IF IN DOUBT CONTACT YOUR LOCAL AUTHORITIES.
These instructions should be retained and kept adjacent to the unit for future reference.
MODEL # HB M20 HB
MODEL # HB V20 HB
INSTALLATION DATE
The information contained in this booklet is subject to change without notice.
No. 0010572323
M22
V22
INDEX
TOPIC PAGE
General
Physical dimensions
Replacement Parts Source
Installation Requirements
Air Flow Orientation
Horizontal Left-Hand Instructions
Refrigerant Tubing
Condensate Removal
Electrical Connections
Thermostat Wiring
Orifice Change
Circulating Air Duct
Blower Performance
Start-up
Regular Maintenance
Model Number Explanation
The United States Environmental Protection Agency (EPA) has issued various regulations
regarding the introduction and disposal of refrigerants introduced into this unit.Failure to follow
these regulations may harm the environment and can lead to the imposition of substantial fines.
These regulations may vary due to the passage of new laws, it is recommended that any work
on this unit be done so by a certified technician. Should questions arise contact the local EPA
office.
THIS APPLIANCE IS NOT APPROVED FOR OUTDOOR INSTALLATION
THIS APPLIANCE IS NOT TO BE USED AS A CONSTRUCTION HEATER
GENERAL
This appliance was designed certified and must be installed in accordance with published
codes.In the absence of local codes please refer to the following codes:
NFPA 90A NFPA 90B
National Electrical Code NFPA 70
Uniform Mechanical Code
Prior to shipment, this appliance was tested and inspected for damage at the factory.Unpack
carefully and if damage is found, report it immediately to the transportation company.
This appliance is approved for installation in alcoves, basements, attics or crawlway, and is
designed for connection to air distribution ductwork.
2
2
3
6
6
7
8
9
10
10
11
12
14
14
15
15
16
D
C
1"
[2.54 cm]
PLASTIC BREAKER COVER
PRIMARY & SECONDARY
CONDENSATE DRAINSHORIZONTAL 3/4" NPT
2"
[5.1 cm]
3.3"
[8.3 cm]
2"
[5.1 cm]
TYPICAL
F
K
G
1.1"
[2.9 cm]
5"
[12.7 cm]
H
2.4"
[ 6 cm]
1.2"
[3 cm]
INLET
FRONT VIEW
PRIMARY & SECONDARY
CONDENSATE DRAINSUPFLOW 3/4" NPT-FEMALE
1"
[2.54 cm]
J
INLET
RIGHT SIDE VIEW
LIQUID LINE
SUCTION LINE
A
B
E
11"
[29 cm]
PHYSICAL DIMENSIONS
A B C D E F G H J K
46.7 22 18.3 19.7 10 14.5 11.9 17.1 19.8 3.4
[118.7cm] [55.9cm] [46.4cm] [50.0cm] [25.4cm] [36.8cm] [30.3cm] [43.5cm] [50.3cm] [8.6cm]
3
of 2 Ton
D
C
1"
[2.54 cm]
PLASTIC BREAKER COVER
PRIMARY & SECONDARY
CONDENSATE DRAINSHORIZONTAL 3/4" NPT
2"
[5.1 cm]
3.3"
[8.3 cm]
2"
[5.1 cm]
TYPICAL
F
K
G
1.1"
[2.9 cm]
5"
[12.7 cm]
H
2.4"
[ 6 cm]
1.2"
[3 cm]
INLET
FRONT VIEW
PRIMARY & SECONDARY
CONDENSATE DRAINSUPFLOW 3/4" NPT-FEMALE
1"
[2.54 cm]
J
INLET
RIGHT SIDE VIEW
LIQUID LINE
SUCTION LINE
A
B
E
11"
[29 cm]
PHYSICAL DIMENSIONS
A B C D E F G H J K
46.7 22 18.3 19.7 10 14.5 11.9 17.1 19.8 3.4
[118.7cm] [55.9cm] [46.4cm] [50.0cm] [25.4cm] [36.8cm] [30.3cm] [43.5cm] [50.3cm] [8.6cm]
4
of 3 Ton
D
C
1"
[2.54 cm]
PLASTIC BREAKER COVER
PRIMARY & SECONDARY
CONDENSATE DRAINSHORIZONTAL 3/4" NPT
2"
[5.1 cm]
3.3"
[8.3 cm]
2"
[5.1 cm]
TYPICAL
F
K
G
1.1"
[2.9 cm]
5"
[12.7 cm]
H
2.4"
[ 6 cm]
1.2"
[3 cm]
INLET
FRONT VIEW
PRIMARY & SECONDARY
CONDENSATE DRAINSUPFLOW 3/4" NPT-FEMALE
1"
[2.54 cm]
J
INLET
RIGHT SIDE VIEW
LIQUID LINE
SUCTION LINE
A
B
E
11"
[29 cm]
PHYSICAL DIMENSIONS
A B C D E F G H J K
46.7 22 18.3 19.7 10 14.5 11.9 17.1 19.8 3.4
[118.7cm] [55.9cm] [46.4cm] [50.0cm] [25.4cm] [36.8cm] [30.3cm] [43.5cm] [50.3cm] [8.6cm]
5
of 4*5 Ton