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INSTALLATION / PERFORMANCE CHECKLIST

ELECTRICAL SYSTEM

Electrical connections tight?

YES

NO

Line voltage polarity correct?

YES

NO

Rated Voltage: ___________________________________ VOLTS

Has the thermostat been calibrated?

YES

NO

Is the thermostat level?

YES

NO

Is the heat anticipator setting correct? 
(If Applicable)

YES

NO

REFRIGERATION SYSTEM

Was unit given 24 hr warm up period 
for crankcase heaters?

YES

NO

Stage-1 Liquid Pressure (high side) ________________________

Stage-1 Suction Pressure (low side) ________________________

INSTALLATION ADDRESS:

CITY ________________________

STATE ________________

UNIT MODEL # ________________________________________

UNIT SERIAL # ________________________________________

Unit Installed Minimum clearances per 

Figure 1, (page 3)

?

YES

NO

INSTALLER NAME:

CITY _______________________

STATE ________________

Has the owner’s information been 
reviewed with the customer?

YES

NO

Has the Literature Package been left 
with the unit?

YES

NO

7096810 (NEW)

PROPOSITION 65 WARNING:

WARNING: This product contains chemicals known 
to the state of California to cause cancer.

WARNING: This product contains chemicals known 
to the state of California to cause birth defects or 
other reproductive harm.

Specifications & illustrations subject to change 
without notice or incurring obligations (01/14).

REPLACEMENT PARTS

Replacement parts are available through all Nordyne 
distributors. Please have the complete model and serial 
number of the unit when ordering replacement parts.

Electrical:

•  Capacitors

•  Temperature Limit Switches

•  Compressors

•  Thermostats

•  Contactors

•  Time Delay Relays

•  Pressure Switches

•  Transformers

•  Relays

Motors:

•  Blower Motor
•  Fan Motor

Components:

•  Blower Assembly

•  Fan Grille

•  Cabinet Panels

•  Filter/Driers

•  Expansion Valves

Summary of Contents for T4BD-042 Series

Page 1: ...n how to operate and maintain the equipment for the life of the product Safety should always be the deciding factor when installing this product and using common sense plays an important role as well...

Page 2: ...orotherhazardous conditions which may result in personal injury or property damage Installation of equipment may require brazing operations Installer must comply with safety codes andwearappropriatesa...

Page 3: ...iled immediately with the carrier Pleaseconsultyourdealerformaintenanceinformation and availability of maintenance contracts Please read all instructions before installing the unit Locating the Heat P...

Page 4: ...dryer is provided with the unit and must be installedintheliquidlineofthesystem Iftheinstallation replaces a system with a filter dryer already present in the liquid line the filter dryer must be rep...

Page 5: ...y andtherestrictororifice whilebeingcarefulnottoscratch either part Carefully remove the restrictor orifice from the valve body See Figure 3 page 4 3 Check the actual size of the new orifice NOTE The...

Page 6: ...Diagnostics Module Select Models Only The CoreSenseTM Diagnostics Module Figure 5 page 7 is a breakthrough innovation for troubleshooting heatpumpandairconditioningsystemfailures Themodule installs ea...

Page 7: ...tart Check List Verify the unit is level and has sufficient clearances for unobstructed airflow Verify the outdoor coil and top of the unit are free from obstructions and debris and all equipment acce...

Page 8: ...2 sec and does not start within 35 sec 10x consecutive Red Flash4 Yellow Off Code5 Yellow Flash 5 Compressor moderate run trip Compressor runs for 15 min to 18 hrs followed by a compressor trip lastin...

Page 9: ...Data sheet for additional charging information Outdoor units with non AHRI listed indoor coils are not recommended and deviations from rated airflows or non listedcombinationsmayrequiremodificationtot...

Page 10: ...ange of operation Reference the charts to determine the ideal amount of sub cooling for a given liquid pressure Units charged to other values will not perform at the rated unit efficiency EER or rated...

Page 11: ...below the curve T4BD 048KA Charging Chart Cooling Figure 7 Charging Chart for 4 Ton Units TXV Matches 200 220 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 580 600 75 80 85 90 95...

Page 12: ...ring wet bulb temperatures are lower than design 1 All pressures are listed in psig and all temperatures in F 2 Discharge temperatures greater than charted values indicate an undercharged system 3 Dis...

Page 13: ...LIQ PRESS DIS TEMP LIQ PRESS DIS TEMP 121 244 135 123 245 135 267 141 125 246 135 268 141 290 147 127 247 136 269 142 291 147 313 154 129 248 136 270 142 292 148 314 154 336 160 131 271 142 293 148 31...

Page 14: ...the liquid line temperature on the inlet and outlet of the filter dryers If it is the factory dryer and in good condition there should be no temperature difference If the temperature difference is lar...

Page 15: ...0 221 232 105 45 239 250 112 60 257 268 120 75 275 286 127 90 288 299 136 105 314 325 146 121 339 350 155 31 228 239 103 46 245 256 110 61 261 272 118 76 278 289 125 91 295 306 133 106 321 332 141 122...

Page 16: ...ot suitable on systems that exceed 150 volts to ground 4 For replacement wires use conductors suitable for 105 C 5 For ampacities and overcurrent protection see unit rating plate 6 Connect to 24 vac 4...

Page 17: ...0 volts to ground 4 For replacement wires use conductors suitable for 105 C 5 For ampacities and overcurrent protection see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace air h...

Page 18: ...ts to ground 4 For replacement wires use conductors suitable for 105 C 5 For ampacities and overcurrent protection see unit rating plate 6 Connect to 24 vac 40va class 2 circuit See furnace air handle...

Page 19: ...19...

Page 20: ...NO INSTALLER NAME CITY________________________ STATE_________________ Has the owner s information been reviewed with the customer YES NO Has the Literature Package been left with the unit YES NO 7096...

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