GREE CROWN18HP230V1A Installation Guide

Models: CROWN09HP230V1ACROWN12HP230V1ACROWN18HP230V1AHIGH-WALL DUCTLESS AIR CONDITIONING & HEATING SYSTEM INSTALLATION MANUAL

9Outdoor UnitMinimum Distances in (mm)A 20 (500)B 12 (305)C 20 (500)D 24 (610)E 12 (305)Air inletAir outletINSTALLATION SITE INSTRUCTIONSOutdoor UnitS

10INDOOR UNIT INSTALLATION Installation of Mounting Bracket1. Attach the mounting bracket to the indoor unit. 2. Find the horizontal center of the i

11INDOOR AND OUTDOOR UNIT INSTALLATION Model ABCDECROWN09HP230V1AO21.7 14.9 23.5 35.4 13.9(551) (378) (597) (899) (353)CROWN12HP230V1AO21.7 14.9 23.5

OUTDOOR UNIT INSTALLATION 12Ground Pad or Wall Hangers Installation1. Determine proper location for outdoor unit.2. Follow all instructions provided

13NOTE: Refrigerant piping is not allowed to enter the indoor wall unit from the right hand side.Carefully cut hole in the side of the front panel for

14PIPING INSTALLATION Refrigerant PipingIndoor Unit PipingTaper NutWrenchTorque WrenchPipingPipe Diameter Nut SizeTightening Torque inch (mm) inch (mm

15Pipe Diameter Nut SizeTightening Torque inch (mm) inch (mm) ft-lbs N-m1/4 (6.35) 1/4 (17) 10 to 13 14 to 18 3/8 (9.5) 3/8 (22) 25 to 30 34 to

Indoor Drain PipingThe Crown indoor wall unit uses a gravity drain system. There is no internal condensate pump. The drain hose must slope downward wi

POWER AND WIRING INSTALLATION System Wiring Diagrams9,000 and 12,000 BtuHBlueN123GNDN(1)23GNDL12L2GNDGNDL2L1BlackBrownGrn/YelInterconnectingWiresMain

18POWER AND WIRING INSTALLATION Indoor Unit Wire Connections Disconnect all electrical power to indoor and outdoor units including disconnects, fuses

Table of ContentsSafety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3Nomenclature . . . . .

19POWER AND WIRING INSTALLATION Outdoor Unit Wire Connections Disconnect all electrical power to unit including disconnects, fuses and circuit breaker

20Vacuum ProcedureImportant: Use a quality Micron Gauge to measure and validate the system vacuum achieved.Do not rely on the scale of a“bourbon tube”

21TESTING AND INSPECTIONPipe TestingVAC valveVacuum pumpService portLow pressure gaugeHigh pressure gaugeGauge manifold kitPressure gauge (low-pressur

22TESTING AND INSPECTIONStart-up Checklist□Turn on main power to indoor and outdoor units.• Verify the system is not displaying an error code on the i

23TESTING AND INSPECTION□Press the Mode button to Cooling. Adjust the room setpoint to bring the system on in cooling mode. The system should start co

24TROUBLESHOOTINGPROBLEMSystem does not restart.Indoor unit emits unpleasant odorwhen startedYou hear a“water flowing”sound.A thin fog or vapor coming

TROUBLESHOOTINGPROBLEMWater leaking from the indoor unit into the room.Wireless remote controller does not work.The unit will not deliver air.Moisture

DIAGNOSTIC CODES26System High PressureIndoor Anti-Freeze ProtectionRefrigerant Leakage ProtectionCompressor High Discharge Temperature ProtectionOverc

Indoor UnitDisplayOutdoor Unit IndicatorsMalfunction Name Possible Causes27DIAGNOSTIC CODESIndoor Ambient Temperature Sensor MalfunctionIndoor Coil Te

Indoor UnitDisplayOutdoor Unit IndicatorsMalfunction Name Possible CausesDIAGNOSTIC CODESIPM Module ProtectionIndoor DC Fan Motor MalfunctionCompresso

2SAFETY PRECAUTIONSPlease read the following before operation.Recognize safety information. This is the safety-alert symbol. When you see this

Take notice of the following items before cleaning the Crown indoor wall unit.• To avoid electric shock or injury, do not attempt to clean the unit un

GREE ELECTRIC APPLIANCES, INC.www.greecomfort.comPRODUCT & INSTALLATION RECORDFor your convenience, please record the model and serial numbers of

SAFETY PRECAUTIONS• The unit should be installed and serviced only by trained, qualified installers and service technicians. Untrained personnel can

CROWNCooling Capacity09 - 9,000 BTUH12 - 12,000 BTUH18 - 18,000 BTUHSeries DesignationRevision LevelStyle/Color DesignationExample: CROWN12HP230V1AOO1

5SYSTEM REQUIREMENTSREFRIGERANT CHARGEELECTRICAL REQUIREMENTSPIPE SIZE in (mm) Notes: 1) System must be on a single dedicated circuit.2) Power for

• Standard Wrench• Adjustable/Crescent Wrench• Torque Wrench• Hex Keys or Allen Wrenches• Drill & Drill Bits• Hole Saw• Pipe Cutter • Scre

PART NAMESIndoor unitPart Name1. Front Panel2. Filter3. Remote Controller4. Inter-Connection Wire5. Drain Hose6. Refrigerant LinesOutdoor unit3Air o

8INSTALLATION SITE INSTRUCTIONSIndoor UnitSelect a site that allows for the following:1. Ensure the installation complies with the installation minim