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4SCU13/14 SPLIT SYSTEM AIR CONDITIONER
INSTALLATION / START-UP 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Installation of Line Sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Leak Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Evacuating & Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
These units are designed for use in residential and
com m ercial type buildings. Units should be installed with
com binations 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 dam age.
If dam age is found, notify the transportation com pany
im m ediately and file a concealed dam age claim .
Im proper installation, adjustm ent, alteration, service or
m aintenance will void the warranty.
installer or agency m ust use factory-authorized kits or
accessories when m odifying this products. Refer to
the individual instructions packaged with the kits or
accessories when installing.
506957-01
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 m ade by unqualified persons can
result in hazards to you and others. Installation MUST
conform with local building codes and with the National
Electrical Code NFPA 70/ANSI C1-1993 or current
edition and Canadian Electrical Code Part 1 CSA
and do not supersede national, state or local codes in
any way.
These instructions m ust be left with the property
The qualified
owner.
Issue 1222
NOTE
These instructions are intended as a general guide
Manufactured By
Allied Air Enterprises LLC
A Lennox International Company
215 Metropolitan Drive
West Columbia, SC 29170
* P 5 0 6 9 5 7 - 0 1 *
(P) 506957-01
Page 1 of 10
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Summary of Contents for Allied 4SCU13
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Page 1: Table Of Contents
4SCU13/14 SPLIT SYSTEM AIR CONDITIONER INSTALLATION / START-UP INSTRUCTIONS /HOMEOWNERS INFORMATION MANUAL These instructions must be read and understood completely before attempting installation. TABLE OF CONTENTS Safety Precautions ........2 Electrical Connections . -
Page 2: Safety Precautions
UNIT LOCATION & INSTALLATION NOTE TO INSTALLING DEALER These instructions and warranty are to be given to NOTE: In som e cases noise in the living area has been the owner or prom inently displayed near the indoor traced to gas pulsations from im proper installation air handler unit. -
Page 3: Rooftop Installation & Recommendations
Elevate Unit DO LOCATE THE UNIT: W ith proper clearances on sides and top of unit (a m inim um of 12" on the three sides, service side Accum ulation of water and ice in base pan m ay should be 24" and 48" on top cause equipm ent dam age. -
Page 4: Installation Of Line Sets
Installation Of Line Sets Evacuating And Charging Instructions DO NOT fasten liquid or suction lines in direct contact with the floor or ceiling joist. Use an insulated or suspension type of hanger. Keep both lines separate, and It is unlawful to release refrigerants into the always insulate the suction line. -
Page 5: Electrical Connections
therm ostat should not be exposed to sunlight, drafts or Electrical Connections vibration and should not be m ounted on exterior walls. ELECTRICAL SHOCK HAZARD! Turn OFF electric power before connecting unit, Low voltage wiring m ust be separated from high perform ing any m aintenance or rem oving panels or voltage wiring. - 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 w ith Units with Indoor Pistons reciprocating compressors. Refer to the Units installed with indoor pistons require charging with specification sheet for details.
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Page 7: Single Phase Wiring Diagram
A/C SINGLE PHASE WIRING DIAGRAM 506957-01 Issue 1222 Page 7 of 10... -
Page 8: Phase Wiring Diagram
3 Phase (208-230 Volt) 506957-01 Issue 1222 Page 8 of 10... - Page 9 3 Phase (460 Volt) 506957-01 Issue 1222 Page 9 of 10...
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Page 10: Homeowner's Information
Homeowner's Information Periodically, debris should be brushed from the condenser Important System Information coils. Your system should never be operated without a clean air filter properly installed. Return air and supply air registers should be free from restrictions or obstructions to allow full flow of SHARP OBJECT HAZARD! air.
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