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Outdoor Air Conditioner
User’s Information and Installation Instructions
13 SEER High Efficiency Split System
These units have been designed and tested for
capacity and efficiency in accordance with A.R.I.
Standards. Split System Heat Pump units are
designed for use with a wide variety of fossil fuel
furnaces, electric furnaces, air handlers, and
evaporator coil combinations.
These instructions are primarily intended to
assist qualified individuals experienced in the
proper installation of heating and/or air
conditioning appliances. Some local codes
require licensed installation/service personnel
for this type of equipment. Read all instructions
carefully before starting the installation.
USER’S INFORMATION
IMPORTANT
Read this owner information to become familiar
with the capabilities and use of your appliance.
Keep this with literature on other appliances
where you have easy access to it in the future.
If a problem occurs, check the instructions and
follow recommendations given. If these
suggestions don’t eliminate your problem, call
your servicing contractor .
To Operate Your Furnace for
Heating —
1. Set the thermostat system switch to HEAT
or AUTO and the thermostat fan switch to
AUTO. (See Figure 1)
2. Set the thermostat temperature to the
desired temperature level by pressing the
WARMER or COOLER button. Please
refer to the separate detailed user's manual
for complete thermostat programming
instructions. The furnace and indoor blower
will cycle on and off to maintain the indoor
temperature at the desired heating level.
To Shut Off Your Air Conditioner —
Set the thermostat system switch to OFF and the
thermostat fan switch to AUTO. (See Figure 1)
The system will not operate, regardless of the
thermostat temperature setting.
To Operate the Indoor Blower
Continuously —
OPERATING INSTRUCTIONS
To Operate Your Air Conditioner for
Cooling —
1. Set the thermostat system switch to COOL
or AUTO and the thermostat fan switch to
AUTO. (See Figure 1)
2. Set the thermostat temperature to the
desired temperature level by pressing the
WARMER or COOLER button. Please
refer to the separate detailed thermostat
user's manual for complete instructions
regarding thermostat programming. The
outdoor unit and indoor blower will both
cycle on and off to maintain the indoor
temperature at the desired cooling level.
Set the thermostat fan switch to ON (See
Figure 1)
The indoor blower will start immediately, and
will run continually until the fan switch is reset to
AUTO.
FAN SWITCH
TEMPERATURE SCALES
Figure 1. Typical Thermostat
SYSTEM SWITCH
TEMPERATURE
SELECTOR
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The continuous indoor blower operation can be
obtained with the thermostat system switch set
in any position, including OFF.
The continuous indoor blower operation is
typically used to circulate the indoor air to
equalize a temperature unbalance due to a sun
load, cooking, or fireplace operation.
To Maintain Your Air Conditioner —
1. GENERAL INFORMATION
Read the following instructions completely before performing the installation.
Condensing Unit Section — Each condensing unit is shipped with a refrigerant charge
adequate to operate the outdoor section with an
indoor matching coil or air handler, and 15 feet
of refrigeration line.
!
CAUTION:
Be certain the electrical power to the
outdoor unit and the furnace/air handler
is disconnected before doing the
following recommended maintenance.
1. Regularly:
a. Clean or replace the indoor air filter at the
start of each heating and cooling season,
and when an accumulation of dust and dirt
is visible on the air filter.
b. Remove any leaves and grass clippings
from the coil in the outdoor unit, being
careful not to damage the aluminum fins.
c. Check for any obstruction, such as twigs,
sticks, etc.
2. Before Each Cooling Season:
If the furnace/air handler blower motor and
the outdoor unit fan motor(s) have oil tubes
at the motor bearings, apply 10 drops of
SAE No. 20 motor oil to each oil tube.
!
CAUTION:
Do not over-oil, or oil motors not
factory-equipped with oil tubes. The
compressor is hermetically “sealed”
and does not require lubrication.
3. Before Calling a Service Technician,
Be Certain:
a. The unit thermostat is properly set — see
“To Operate Your Air Conditioner for
Cooling” and “To Operate Your Furnace
for Heating.”
b. The unit disconnect fuses are in good
condition, and the electrical power to the
unit is turned on.
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NOTE: DO NOT USE ANY PORTION OF THE
CHARGE FOR PURGING OR LEAK TESTING.
Matching coils and air handlers are shipped
with a small pressurized holding charge to
pressurize them to keep out contaminants. To
release the pressure, read the indoor section
installation instructions carefully.
Liquid and Suction Lines — Refrigerant grade
copper tubing should be used when installing
the system. Refrigerant suction line tubing
should be fully insulated.
Field Connections for Electrical Power
Supply — All wiring must comply with current
provisions of the “National Electrical Code”
(ANSI C1.) and with applicable local codes
having jurisdiction. The minimum size of
electrical conductors and circuit protection must
be in compliance with information listed on the
outdoor unit data label.
2. SAFETY CONSIDERATIONS
Pressures within the System — Split system
air conditioning equipment contains liquid and
gaseous refrigerant under pressure. Installation
and servicing of this equipment should be accomplished by qualified, trained personnel thoroughly familiar with this type of equipment. Under no circumstances should the Homeowner
attempt to install and/or service the equipment.
Labels, Tags, Precautions — When working
with this equipment, follow all precautions in the
literature, on tags, and on labels provided with
the equipment. Read and thoroughly understand the instructions provided with the equipment prior to performing the installation and
operational checkout of the equipment.
Brazing Operations — Installation of equipment may require brazing operations. Safety
codes must be complied with. Safety equipment (e.g.; safety glasses, work gloves, fire
extinguisher, etc.) must be used when performing brazing operations.
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!
WARNING:
Ensure all electrical power to the unit is
off prior to installing or servicing the
equipment. Failure to do so may cause
personal injury or death.
3. SITE PREPARATION
Unpacking Equipment — Remove the card-
board carton and User's Manual from the equipment. Take care not to damage the tubing
connections when removing the carton.
Inspect for Damage — Inspect the equipment
for damage prior to installing the equipment at
the job site. Ensure coil fins are straight and, if
necessary, comb fins to remove flattened and
bent fins.
Preferred Location of the Outdoor Unit at the
Job Site — Conduct a survey of the job site to
determine the optimum location for mounting
the outdoor unit. Overhead obstructions, poorly
ventilated areas, and areas subject to accumulation of debris should be avoided. The outdoor
unit should be installed no closer than 18 inches
from the outside walls of the facility and in an
area free from overhead obstructions to ensure unrestricted airflow through the outdoor
unit.
Facility Prerequisites — Electrical power must
be supplied to the equipment. Electrical power
supplied must be adequate for proper operation
of the equipment. The system must be wired
and provided with circuit protection in accordance with local building codes and the National Electrical Code.
Minimum Circuit Ampacity — Electrical wiring to the equipment must be compatible and
in compliance with the minimum circuit
ampacity listed on the outdoor unit data label.
Maximum Fuse/Circuit Breaker Size — Circuit
protection for the outdoor unit must be compatible with the maximum fuse/circuit breaker size
listed on the outdoor unit data label.
4.
INSTALLING THE OUTDOOR UNIT
Cantilever Mount — The cantilever mount
should be designed with adequate safety factor
to support the weight of the equipment, and for
loads subjected to the mount during operation.
Installed equipment should be adequately secured to the cantilever mount and levelled prior
to operation of the equipment.
Roof Mount — The method of mounting should
be designed so as not to overload roof structures nor transmit noise to the interior of the
structure. Refrigerant and electrical line should
be routed through suitably waterproofed openings to prevent water leaking into the structure.
5. INSTALLING THE INDOOR UNIT
The indoor section should be installed before
proceeding with routing of refrigerant piping.
Consult the installation instructions of the indoor unit (i.e.: air handler, furnace, etc.) for
details regarding installation.
6. CONNECTING REFRIGERANT
TUBING BETWEEN THE
INDOOR AND OUTDOOR UNIT
General — Once outdoor and indoor unit place-
ment has been determined, route refrigerant
tubing between the equipment in accordance
with sound installation practices. Refrigerant
tubing should be routed in a manner that minimizes the length of tubing and the number of
bends in the tubing. Refrigerant tubing should
be supported in a manner that the tubing will not
vibrate or abrade during system operation. Tubing should be kept clean of foreign debris during
installation and installation of a liquid line filter
drier is recommended if cleanliness or adequacy
of system evacuation is unknown or compromised. Every effort should be made by the
installer to ensure that the field installed refrigerant containing components of the system
have been installed in accordance with these
instructions and sound installation practices so
as to insure reliable system operation and longevity. The maximum recommended interconnecting refrigerant line length is 75 feet, and the
vertical elevation difference between the indoor
and outdoor sections should not exceed 20
feet.
Slab Mount — The site selected for a slab
mount installation requires a stable foundation
and one not subject to erosion. The slab should
be level and anchored (if necessary) prior to
placing the equipment on the slab.
Optional Equipment — Optional equipment
(e.g.: filter/driers, liquid line solenoid valves,
etc.) should be installed in strict accordance
with the manufacturer’s installation instructions.
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7. MAKING ELECTRICAL
CONNECTIONS
!
WARNING:
Turn off all electrical power at the
main circuit box before wiring
electrical power to the outdoor unit.
Failure to comply may cause severe
personnel injury or death.
Optional Equipment — Optional equipment
requiring connection to the power or control
circuits must be wired in strict accordance with
current provisions of the “National Electrical Code”
(ANSI C1.), with applicable local codes having
jurisdiction, and the installation instructions provided with the equipment. Optional Equipment
(e.g.: liquid line solenoid valves, hard start kits,
low suction pressure cutout switch kit, high pressure cutout switch kit, refrigerant compressor
crankcase heater, etc.) should be installed in
strict accordance with the manufacturer’s installation instructions.
Wiring Diagram/Schematic — A wiring diagram/schematic is located on the inside cover
of the electrical box of the outdoor unit. The
installer should become familiar with the wiring
diagram/schematic before making any electrical connections to the outdoor unit.
Outdoor Unit Connections — The outdoor
unit requires both power and control circuit
electrical connections. Refer to the unit wiring
diagram/schematic for identification and location of outdoor unit field wiring interfaces.
Control Circuit Wiring — The outdoor unit is
designed to operate from a 24 VAC Class ll
control circuit. Control circuit wiring must comply with the current provisions of the “National
Electrical Code” (ANSI C1.) and with applicable
local codes having jurisdiction.
Thermostat Connections — Thermostat connections should be made in accordance with
the instructions supplied with the thermostat,
and with the instructions supplied with the indoor equipment.
Electrical Power Wiring — Electrical power
wiring shall comply with the current provisions of the “National Electrical Code” (ANSI
C1.) and with applicable local codes having
jurisdiction. Use of rain tight conduit is recommended. Electrical conductors shall have
minimum circuit ampacity in compliance with
the outdoor unit rating label. The facility shall
employ electrical circuit protection at a current rating no greater than that indicated on
the outdoor unit rating label.
Disconnect Switch — An electrically compatible disconnect switch must be within line of
sight of the outdoor unit. This switch shall be
capable of electrically de-energizing the outdoor unit.
8. STARTUP AND CHECKOUT
!
WARNING:
Ensure electrical power to the unit is off
prior to performing the following steps.
Failure to do so may cause personal
injury or death.
Air Filters — Ensure air filters are clean and in
place prior to operating the equipment.
Thermostat — Set the room thermostat function switch to OFF, fan switch to AUTO, and
move temperature setpoint to its highest setting.
Prior to applying electrical power to the outdoor
unit, ensure that the unit has been properly and
securely grounded, and that power supply connections have been made at both the facility
power interface and outdoor unit.
Outdoor Unit — Ensure the outdoor coil and
top of the unit are free from obstructions and
debris, and all equipment access/control panels are in place.
Using extreme caution, apply power to the unit
and inspect the wiring for evidence of open,
shorted, and/or improperly wired circuits.
Functional Checkout:
!
CAUTION:
If equipped with a compressor
crankcase heater, wait 24 hours prior to
performing a function checkout to allow
for heating of the compressor
crankcase. Failure to comply may result
in damage and could cause premature
failure of the system.
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Indoor Blower — Set the thermostat function
switch to COOLING and the fan switch to ON.
Verify that the indoor blower is operating and
that airflow is not restricted. Set the fan switch
back to AUTO.
Cooling — Gradually lower the thermostat
temperature setpoint below the actual room
temperature and observe that the outdoor unit
and indoor blower energize. Feel the air being
circulated by the indoor blower and verify that it
is cooler than ambient temperature. Listen for
any unusual noises. If present, locate and
determine the source of the noise and correct
as necessary.
Heating — If provided with heating equipment,
lower the thermostat setpoint temperature to
the lowest obtainable setting and set the thermostat function switch to HEATING. The indoor blower and outdoor unit should stop running. Increase the setpoint temperature of the
thermostat to the maximum setting. Verify that
the heating equipment has been energized
(i.e., fossil fuel burner operating, etc.) and that
the indoor blower energizes after a short period
of time. Feel the air being circulated by the
indoor blower and verify that it is warmer than
ambient temperature. Listen for any unusual
noises. If present, locate and determine the
source of the noise and correct as necessary.
Adjustment of Refrigerant Charge:
!
CAUTION:
Split system air conditioner equipment
contains liquid and gaseous refrigerant
under pressure. Adjustment of
refrigerant charge should only be
attempted by qualified, trained
personnel thoroughly familiar with the
equipment. Under no circumstances
should the homeowner attempt to
install and/or service this equipment.
Failure to comply with this warning
could result in equipment damage,
personal injury, or death.
NOTE: The following Refrigerant Charging
Charts are applicable to matched assemblies of
our equipment and at listed airflows for the
indoor coil. Assemblies of indoor coils and
outdoor units not listed are not recommended
and deviations from rated airflows or non-listed
equipment combinations may require modifications to the expansion device(s) and refrigerant
charging procedures for proper and efficient
system operation.
NOTE: Other sources for heating (i.e.: electric
furnace, fossil fuel furnace, air handler with
electric heat options, etc.) that interface with the
heat pump should be functionally checked to
verify system operation and compatibility with
the heat pump. Refer to the installation instructions for this equipment and perform a functional checkout in accordance with the
manufacturer’s instructions.
Orifice Usage
13 SEER Split System Air Conditioner
Model Restrictor System Charge
Number Size (In.) R-22 oz.
1-1/2 Ton 0.055 61
2 Ton 0.060 63
2-1/2 Ton 0.065 68
3 Ton 0.075 82
3-1/2 Ton 0.077 102
4 Ton 0.082 110
Refrigerant Charging Chart — Refer to Refrigerant Charging Charts for correct system
charging, and to Orifice Usage Chart for correct
restrictor sizes.
Optional Equipment — A functional checkout
should be performed in accordance with the
checkout procedures supplied with the equipment.
5 Ton (Coil only) 0.093 155
5 Ton (Air handler) 0.099 155
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90 95 100 10570 75 80 85
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
TON
1-1/2
Dis.
Press.
Dis.
Temp.
Dis.
Press.
72 170 135
Press.
Suction
74 172 141 186 140
76 174 146 188 145 202 145
78 177 150 190 150 204 149 219 149
80 180 153 193 154 207 154 221 154 235 154
82 197 157 210 158 223 158 237 158 251 158
84 213 162 226 162 239 162 253 162 268 162
86 229 166 242 166 255 167 270 166 284 167
88 233 170 246 170 259 171 272 170 286 171
90 249 174 262 175 275 175 288 174
92 266 179 279 179 292 179
94 282 183 295 183
bulb, or entering wet bulb temperatures are lower than design.
* Note: All pressures are listed in psig. and all temperatures in degrees F.
- Shaded Boxes indicate flooded conditions
- Rated Design Values. Suction Pressure will be lower than design value if indoor air flow, entering dry
Refrigerant Charging Charts Legend For Cooling Mode of Operation
96 298 188
98
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Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100 105
Dis.
Press.
2
TON
70 159 130
Press.
Suction
72 161 135 176 136
74 163 141 178 141 193 142
76 164 148 180 146 195 147 210 148
78 168 151 182 152 197 152 212 153 227 154
80 185 155 199 157 214 157 229 158 244 160
82 203 160 217 162 231 163 246 164 261 165
84 220 165 234 167 248 168 263 169 278 170
86 223 169 237 171 251 172 265 173 280 174
88 241 175 255 176 269 177 282 178
90 258 180 272 182 286 183
92 276 186 289 187
94 293 192
96
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105
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100
Dis.
Press.
68 147 129
Press.
70 149 134 164 135
TON
2-1/2
Suction
72 151 139 166 140 181 142
74 153 145 169 145 184 146 199 148
76 157 148 171 150 186 151 201 152 216 154
78 174 154 188 156 203 157 218 158 233 160
80 192 159 206 161 220 163 235 164 251 166
82 209 165 223 167 237 168 253 170 268 171
84 213 168 227 170 241 172 255 174 270 175
86 230 174 244 176 258 178 272 179
88 248 180 262 182 276 184
90 265 186 279 188
92 283 193
94
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Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100 105
Dis.
Press.
3
TON
69 156 129
Press.
Suction
71 158 135 173 135
73 160 140 175 140 190 141
75 162 146 177 145 192 146 207 147
77 166 149 179 151 194 151 209 152 224 153
79 183 154 196 155 211 156 226 157 240 158
81 200 159 214 160 228 161 242 162 257 163
83 217 164 231 165 245 166 259 167 274 169
85 221 168 234 169 248 170 261 171 276 172
87 238 173 251 175 265 176 278 176
89 255 179 269 180 282 181
91 272 184 286 185
93 289 190
95
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Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100 105
Dis.
Press.
TON
3-1/2
66 152 138
Press.
Suction
68 154 143 168 142
70 156 148 170 147 184 146
72 159 153 172 152 186 151 200 150
74 162 155 175 156 188 156 202 155 215 154
76 178 159 191 160 204 159 218 158 231 158
78 194 163 207 163 220 163 233 162 247 162
80 210 167 223 167 236 166 249 166 263 166
82 214 170 226 171 239 170 251 170 265 169
84 230 174 242 174 255 174 267 173
86 246 179 258 178 271 178
88 262 183 274 182
90 278 187
92
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Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Refrigerant Charging Charts
Temp.
For Cooling Mode of Operation
Dis.
Press.
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100 105
Dis.
Press.
4
TON
Suct.
Press.
67 155 142
69 158 147 171 146
71 160 153 173 151 187 150
73 161 159 176 156 189 155 203 154
75 165 162 178 162 191 160 205 159 218 158
77 181 165 194 165 207 164 220 163 234 162
79 197 168 210 168 223 167 236 166 250 166
81 213 171 226 171 238 171 252 170 265 169
83 217 175 229 175 242 175 254 174 267 173
85 233 179 245 179 258 178 269 177
87 248 183 261 182 274 182
89 264 187 277 186
91 280 191
93
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Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Dis.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Press.
Temp.
Dis.
Press.
OUTDOOR TEMPERATURE (°F)
Dis.
Temp.
Dis.
Press.
Refrigerant Charging Charts
For Cooling Mode of Operation
Dis.
Temp.
Dis.
Press.
Dis.
Temp.
70 75 80 85 90 95 100 105
Dis.
Press.
5
TON
Suct.
Press.
64 151 149
66 153 154 170 153
68 156 159 172 158 189 156
70 159 163 174 163 191 161 208 160
72 162 166 177 166 193 166 210 164 227 163
74 181 169 196 169 212 169 229 167 246 166
76 200 173 215 173 231 172 248 171 264 170
78 219 176 234 176 250 175 266 174 283 173
80 222 180 238 180 253 179 268 178 285 177
82 241 183 256 183 272 182 287 181
84 260 187 275 186 291 185
86 279 190 294 190
88 298 194
90
INSTALLER: PLEASE LEAVE THESE
INSTALLATION INSTRUCTIONS
WITH THE HOMEOWNER
¢708522¬¤
7085220
7085220 (Replaces 708201B)
Specifications and illustrations subject to change
without notice and without incurring obligations.
Printed in U.S.A. (12/05)
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