2
CONSUMER INFORMATION
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Operation and Maintenance Instructions . . . . . . . . . . . . . . . .3, 4
DEALER INSTALLATION
Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Heat Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Evaporator & Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . .5
Copper Suction & Liquid Lines . . . . . . . . . . . . . . . . . . . . . . . . . .6
Sweat-Type Connect Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Refrigerant Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Electrical Hook-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Air Handler & Evaporator Matchups . . . . . . . . . . . . . . . . . . . . . .8
Field Charging Procedures and Charts . . . . . . . . . . . . . . . .9, 10
Refrigerant Metering Devices . . . . . . . . . . . . . . . . . . . . . . . . . .11
Defrost Control Description . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Basic Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . .12
TABLE OF CONTENTS
SERIES NOMENCLATURE
NOMINAL
CAPACITY
24
UNIT
EFFICIENCY
12
CHASSIS
B
B
X
BRAND
X – V
1 = 230/208 VOLT, 1 PHASE, 60 Hz
2 = 220/240 VOLT, 1 PHASE, 50 Hz
3 = 230/208 VOLT, 3 PHASE, 60 Hz
4 = 460 VOLT, 3 PHASE, 60 Hz
5 = 230 VOLT, 3 PHASE, 50 Hz
6 = 380 VOLT, 3 PHASE, 50 Hz
D
OPTION LEVEL
D = STANDARD UNIT R-22
E = STANDARD UNIT R-407
F = HIGH & LOW PRESSURE SWITCH
OUTDOOR
HEAT PUMP
UNIT
CH
MODEL
VERSION
V = VALVE SWEAT TYPE FITTING
HEAT PUMP
NOMENCLATURE
CONGRATULATIONS
You have made a major investment in a fine piece of equipment. Keep
your investment sound by reading these instructions before installing
this unit. This will ensure that the full potential of this equipment is
achieved. It will also be helpful in avoiding any needless service costs
or operational problems. Included in these instructions are safety
rules, installation, operation, and maintenance instructions.
Your equipment is covered by a LIMITED WARRANTY against
defects in material and workmanship. Make sure that your installing
dealer or contractor has returned the factory portions of the LIMITED
WARRANTY CARD with the information properly entered to confirm
the date of installation. Failure to return the warranty card could result
in the warranty period beginning at the date of manufacture, instead of
the date of installation.
Only the highest quality components were used in the construction of
your unit. With proper maintenance, your system should provide years
of economical, trouble-free service.
INSPECTION AND UNPACKING
A thorough inspection of the shipping container should be made
immediately upon receiving your unit. Look for any punctures or
openings, and if it appears damage has occurred, it should be noted
on the freight bill before signing. The delivering carrier should be
contacted immediately to inspect damage, and no installation work
should begin until this inspection is completed.
NOTES TO INSTALLER
The words “SHALL” and “MUST” indicate a requirement which is
essential to satisfactory and safe product performance. The words
“SHOULD” and “MAY” indicate a recommendation or advice which
is not essential and not required but which may be useful or helpful.
The instructions are for the use of qualified individuals specially
trained and experienced in the installation of this type of equipment
and related system components.
Installation and service personnel are required by some locales to
be licensed. Persons not qualified SHALL NOT install this
equipment nor interpret these instructions.
This installation and maintenance manual is provided to ensure the
proper installation and the most satisfactory performance of your
equipment. The instructions contained herein SHALL NOT be
deemed to extend, modify, alter or expand any of the
representations contained in the limited warranty.
WARNING:
IMPROPER INSTALLATION MAY
DAMAGE EQUIPMENT, CAN CREATE A HAZARD, AND
WILL VOID THE WARRANTY.
!
DANGER:
BEFORE PERFORMING ANY WORK ON
THIS EQUIPMENT, POWER SUPPLY MUST BE
TURNED OFF AT THE HOUSEHOLD SERVICE BOX TO
AVOID THE POSSIBILITY OF SHOCK, INJURY, DEATH OR
DAMAGE TO EQUIPMENT.
!
A
24 B
1
MODEL
SERIES
DESIGN
SERIES
NOMINAL
BTUH
EVAPORATOR
DESIGNATION
E = Matched System Coil
I = Mixed System Coil
Nominal Capacity
Slab Code
Coil Type:
A = "A" Coil
P = Plenum Coil
Expansion Device: Two Digits = Flowrator Piston Size
E4 = Non-Bleed Type TXV 3.5 - 5 Ton
E6 = Non-Adjustable TXV, 1.5 - 3 Ton,
Matched System E-Coil
E8 = Non-Adjustable TXV, 3.5 - 5 Ton,
Matched System E-Coil
E 36 12 A 68 S R 16 M1 0 X
Branding Designation
Housing Color Designation
0 = No Color; 1 = Color
Housing Designation
i.e., M7, 72, M6, 12 (Non-Housed Coils = XX)
Drain Pan Width: 13", 15", 16", 18", 20", 21", or 23"
Manifold Position: R = Residential (Right Side)
L = Residential (Left Side)
M = Mobile Home
Connection Type: K = Mobile w/Plate Kit Option
S = Sweat
COIL NOMENCLATURE
AIR HANDLER NOMENCLATURE
