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507043-03

Page 1 of 9

Issue  1739

Save these instructions for future reference

INSTALLATION INSTRUCTIONS

4AC13/14/16 SPLIT SYSTEM AIR 

CONDITIONER

 

(P) 507043-03

*P507043-03*

Manufactured By

Allied Air Enterprises LLC

A Lennox International, Inc. Company

215 Metropolitan Drive

West Columbia, SC 29170

This manual must be left with the homeowner for future reference.

This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in 

manuals, be alert to the potential for personal injury or death.

Improper installation, adjustment, alteration, service 

or maintenance can cause property damage, personal 

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

Installation or repairs made by unqualified persons can 

result in hazards to you and others. Installation MUST 

conform with local building codes and with the National 

Electric Code NFPA 70/ANSI C1-1993 or current edition 

and Canadian Electrical Code Part 1 CSA .

 WARNING

Table of Contents

Safety Precautions ......................................................2

Installation ...................................................................2

Electrical Connections .................................................4

Start-Up Procedure......................................................5

System Operation ........................................................6

Homeowner’s Information ...........................................9

These instructions are intended as a general guide and 

do not supersede national, state or local codes in any 

way.
These instructions must be left with the property owner.

NOTE

These instructions and warranty are to be given to the 

owner or prominently displayed near the indoor air 

handler unit.

NOTE TO INSTALLING DEALER

This product contains a chemical known to the State 

of California to cause cancer, birth defects or other 

reproductive harm.

 WARNING

Содержание 4AC13

Страница 1: ...er or equivalent service agency or the gas supplier WARNING Installation or repairs made by unqualified persons can result in hazards to you and others Installation MUST conform with local building codes and with the National Electric Code NFPA 70 ANSI C1 1993 or current edition and Canadian Electrical Code Part 1 CSA WARNING Table of Contents Safety Precautions 2 Installation 2 Electrical Connect...

Страница 2: ...duct work floor joists wall studs floors walls and any structure 7 Do not suspend refrigerant tubing from joists and studs with a rigid wire or strap which comes in direct contact with tubing 8 Ensure that tubing insulation is pliable and completely surrounds suction line When outdoor unit is connected to factory approved indoor unit outdoor unit contains system refrigerant charge for operation wi...

Страница 3: ...or section It is mandatory that the installer ensure that the correct piston or TXV is installed in the indoor section If necessary remove the existing piston and replace it with the correct piston or TXV See indoor unit instructions for details of changing the piston or TXV Contact your distributor for accessory piston kits The correct piston size is shipped with the outdoor unit and also listed ...

Страница 4: ...osed position This will allow evacuation of the refrigeration lines and the indoor coil without disturbing the factory charge in the outdoor unit 3 Follow the vacuum pump manufacturer s instructions Allow the pump to operate until the system has been evacuated down to 300 microns Allow the pump to continue running for an additional 15 minutes Turn OFF the pump and leave the connections secured to ...

Страница 5: ... 2 Measure suction pressure by attaching a gage to suction valve service port Determine saturation temp from T P chart 3 Measure suction temperature by attaching an accurate thermistor type or electronic thermometer to suction line at service valve 4 Calculate superheat measured temp saturation temp 5 Measure outdoor air dry bulb temperature with thermometer Remove access panel to gain access to u...

Страница 6: ...y attaching an accurate thermistor type or electronic thermometer to liquid line near outdoor coil 4 Calculate subcooling saturation temp measured temp and compare to table on back of control box cover 5 Add refrigerant if subcooling is lower than range shown in table Recover refrigerant to decrease subcooling 6 If ambient temp is lower than 65 F weigh refrigerant according to the name plate data ...

Страница 7: ...507043 03 Page 7 of 9 Issue 1739 Figure 3 A C Single Phase Wiring Diagram single speed condenser fan ...

Страница 8: ...Page 8 of 9 507043 03 Issue 1739 Figure 4 A C Single Phase Wiring Diagram multi speed condenser fan ...

Страница 9: ... trees can be drawn into coils by movement of the air Clogged condenser coils will lower the efficiency of your unit and cause damage to the condenser Periodically debris should be brushed from the condenser coils SHARP OBJECT HAZARD Condenser coils have sharp edges Wear adequate body protection on body extremities e g gloves FAILURE TO FOLLOW THIS WARNING COULD RESULT IN BODILY INJURY WARNING Use...

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