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4SCU13/14 SPLIT SYSTEM AIR CONDITIONER
INSTALLATION / STARTUP INSTRUCTIONS
/HOMEOWNERS INFORMATION MANUAL
These instructions must be read and understood completely before attempting installation.
Safety Precautions ...............................................2
Unit Location & Installation ....................................2
Rooftop Installation & Recommendations .............3
Indoor Coil Piston Selection ..................................3
Refrigeration Line Sets ..........................................4
Installation of Line Sets .........................................4
Leak Check............................................................4
Evacuating & Charging ..........................................4
These units are designed for use in residential and
commercial type buildings. Units should be installed
with combinations listed in the Air-Conditioning, Heating
and Refrigeration Institute (AHRI) Directory of Certified
Products. Refer to http://www.ahridirectory.org .
Before installation, inspect the unit for shipping damage.
If damage is found, notify the transportation company
immediately and file a concealed damage claim.
CAUTION
Improper Installation, adjustment, alteration, service or
maintenance will void the warranty. The qualified installer
or agency must use factory-authorized kits or accesories
when modifying this product. Refer to the individual
instructions packaged with the kits or accesories when
installing.
506957-02
TABLE OF CONTENTS
Electrical Connections ..........................................5
Control Wiring ........................................................5
Start-Up Procedure................................................5
Adjusting charge ....................................................5
Single Phase Wiring Diagram................................7
3 Phase Wiring Diagram........................................8
Homeowner's Information ...................................10
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 .
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
Issue 1326
NOTE
Manufactured By
Allied Air Enterprises LLC
A Lennox International Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
*506957-02*
(P) 506957-02
Page 1 of 12
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Summary of Contents for Allied Air 4SCU13
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Page 1: Table Of Contents
4SCU13/14 SPLIT SYSTEM AIR CONDITIONER INSTALLATION / STARTUP INSTRUCTIONS /HOMEOWNERS INFORMATION MANUAL These instructions must be read and understood completely before attempting installation. TABLE OF CONTENTS Safety Precautions ..........2 Electrical Connections ..........5 Unit Location & Installation ........2 Control Wiring ............5 Rooftop Installation &... -
Page 2: Safety Precautions
UNIT LOCATION & INSTALLATION NOTE TO INSTALLING DEALER These instructions and warranty are to be given to the NOTE: In some cases noise in the living area has been owner or prominently displayed near the indoor air traced to gas pulsations from improper installation handler unit. -
Page 3: Rooftop Installation & Recommendations
Elevate Unit DO LOCATE THE UNIT: • With proper clearances on sides and top of unit (a CAUTION minimum of 12” on the three sides, service side should be 24” and 48” on top Accumulation of water and ice in base pan may cause •... -
Page 4: Refrigeration Line Sets
Evacuating And Charging Instructions Installation Of Line Sets DO NOT fasten liquid or suction lines in direct contact with the floor or ceiling joist. Use an insulated or suspen- WARNING sion type of hanger. Keep both lines separate, and always insulate the suction line. -
Page 5: Electrical Connections
Electrical Connections Ensure the room thermostat is properly installed per instructions shipped with room thermostat. Generally the thermostat should not be exposed to sunlight, drafts or WARNING vibration and should not be mounted on exterior walls. ELECTRICAL SHOCK HAZARD! WARNING Turn OFF electric power before connecting unit, performing any maintenance or removing panels or doors. - Page 6 Cooling Cycle Charge Adjustment Procedure NOTE: If a TXV is installed on indoor unit, a hard start kit will be required on all models with Units with Indoor Pistons reciprocating compressors. Refer to the Units installed with indoor pistons require charging specification sheet for details.
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Page 7: Single Phase Wiring Diagram
A/C SINGLE PHASE WIRING DIAGRAM 506957-02 Issue 1326 Page 7 of 12... -
Page 8: Phase Wiring Diagram
3 PHASE (208-230 Volt) Page 8 of 12 Issue 1326 506957-02... - Page 9 3 PHASE (460 Volt) 537217-01 506957-02 Issue 1326 Page 9 of 12...
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Page 10: Homeowner's Information
Homeowner’s Information Important System Information Periodically, debris should be brushed from the • Your system should never be operated without a condenser coils. clean air filter properly installed. • Return air and supply air registers should be free WARNING from restrictions or obstructions to allow full flow of air. -
Page 11: Owner
The covered equipment and covered parts and compressor are warranted by Allied Air for a period of five (5) years from the date of the original installation, when installed in a residential application (which includes homes, duplexes, apartments and condominiums). The covered equipment and covered parts are warranted for a period of one (1) year and compressor is warranted for five (5) years by Allied Air from the date of the original installation, when installed in non-residential applications. -
Page 12: Owner
LIMITED EXTENDED PARTS WARRANTY Allied Air Enterprises, Inc. (“Allied”) provides its air conditioning and heating products with a standard five-year parts warranty. This limited extended parts warranty is in addition to and is intended to supplement Allied’s standard 5-year parts warranty. As such, this limited extended warranty provides for a total of 10-years of limited warranty coverage (Standard 5-Year Limited Parts Warranty plus Additional 5-Year Limited Extended Parts warranty).