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Gree Multi21 CONS12HP230V1AF, Installation Manual

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Gree Multi21 CONS12HP230V1AF Installation Manual Download Page 17

Outdoor Unit

Indoor Unit

Indoor Unit

Disconnect Switch

Wires

Outdoor Unit

Black

POWER AND WIRING INSTALLATION 

Local codes may require a disconnect switch within sight of the indoor unit. Use a DFS Disconnect
Switch Accessory Kit (Part No: DFS-SWITCH-A) to break interconnecting wires going to the N(1),
2, 3, terminals on the indoor unit, as shown in the wiring diagram below:

Indoor Disconnect Switch (Optional)

Red

White

Green

15

Summary of Contents for Multi21 CONS12HP230V1AF

Page 1: ...MINI FLOOR CONSOLE INSTALLATION MANUAL Models CONSO9HP230V1AF CONS12HP230V1AF CONS18HP230V1AF ...

Page 2: ...ection 16 Troubleshooting 17 Diagnostic Codes 18 21 Installation Record Back Thank you for choosing a Multi21Mini Floor Console Ductless Heat Pump System for your customer Please read this installation manual carefully before installing and starting up the Floor Console Ductless System Take a moment to fill out the product and installation form on the back cover Retain both the manual and installa...

Page 3: ... 2 Installation must be performed in accordance with local laws regulations and National Electrical Codes NEC 3 If there is a refrigerant leak while work is being carried out ventilate the area Do not allow refrigerant to come in contact with a flame as it produces toxic gas 4 Disconnect all electrical power to the indoor and outdoor units until the system is ready for start up and checkout 5 When...

Page 4: ...recommended that condensate drainage systems use pipe either the same diameter or larger excluding the raising section than that of the connecting pipe The unit condensate port is 0 67 in 17mm outside diameter Interconnecting Cable The Floor Console unit is powered from the outdoor unit Use recommended 14 4AWG stranded copper conductorsTHHN 600V unshielded wire Unit Size BtuH 9 000 1 4 6 3 8 9 5 3...

Page 5: ...rench Hex Keys orAllenWrenches Drill Drill Bits Hole Saw Pipe Cutter Screw drivers Phillips Flat blade Manifold and Gauges Level R410A FlaringTool Clamp onAmp Meter Vacuum Pump Safety Glasses Work Gloves Refrigerant Scale Micron Gauge SUGGESTEDTOOLS 3 ...

Page 6: ...et 2 Remote Controller 3 Front Panel 4 Service Cover 5 Liquid Pipe 6 Gas Pipe 7 Drain Pipe Outdoor Unit 2 3 4 5 6 7 1 The refrigerant pipe drain pipe and electrical wiring for this unit should be installed by a qualified HVAC professional only CAUTION ...

Page 7: ...ing proper airflow throughout the room Condensate can be easily and safely drained All connections can be easily made to outdoor unit Indoor unit is out of reach of children A structure strong enough to withstand four 4 times the full weight of the unit Filter can be easily accessed for cleaning Leave enough free space to allow access for routine maintenance Do not install in a laundry room or by ...

Page 8: ...nches mm Preparing Indoor Unit for Installation Begin the mini floor console indoor unit installation by removing the front panel and cabinet section to gain access to the unit mounting holes 1 Locate and unlock the 2 front panel latches by sliding them down Refer to figure below 2 Remove front panel C 6 ...

Page 9: ...trim pieces 3 Using a sharp blade or pliers remove the required knockout from the bottom of the side trim 4 Replace all trim pieces on unit casing INDOOR UNIT INSTALLATION Remove the front cabinet from the unit casing Refer to figure below 1 Locate and remove 4 mounting screws 2 Disengage 3 locking tab on top and 2 on the bottom of front cabinet and gently separate from unit casing Preparing Indoo...

Page 10: ...hors field supplied Secure unit mounting hooks to the wall 5 Drill 4 unit mounting holes and insert anchor bolts field supplied into drilled holes NOTE It is recommended to install screw anchors for sheet rock concrete block brick and such type of walls 6 Verify the indoor unit mounting Carefully lift and set the unit on the 2 wall hooks The wall hooks should catch metal mounting bracket on the re...

Page 11: ...or air and water leaks into the indoor space PIPING INSTALLATION Drill Hole inWall 1 Carefully remove indoor unit from wall mounting hooks NOTE Expandable foam insulation may be added to fill large wall gaps Apply per manufacturer s instructions Seal Hole Hole Size Indoor Outdoor Wall Hole Diagram Wall Hole Sleeve Unit Size Wall Hole Size BtuH Dia inch mm 9 000 2 1 4 55 12 000 2 1 4 55 18 000 2 3 ...

Page 12: ...een indoor unit and outdoor unit is more than 30 feet an oil return bend should be added for every 20 feet of connection pipe as shown Indoor Unit Pipe Connections 1 Feed refrigerant pipes drain hose and communication cable assembly through wall hole from outdoor to the Floor Console indoor unit 2 Pull the piping assembly to the indoor unit Carefully bend refrigerant pipes to meet indoor unit conn...

Page 13: ...ections and cause leaks CAUTION 90 90 Holding spanner Torque wrench Floor Console Indoor Unit Outdoor Unit Pipe Connections Carefully bend and adjust length of refrigerant pipes to meet outdoor unit port connections See installation instructions shipped with the outdoor unit for further instructions Insulate pipe Insulate pipe Pipe insulation Liquid pipe Gas pipe Reference A Cover this portion wit...

Page 14: ...om dropping If a gradual pitch from the drainage port is not obtainable use an auxiliary condensate pump with float valve A float valve is recommended to shut off the system if auxiliary pump fails NOTE Insulate condensate hose and or pipes to prevent sweating which may cause water stains or wall damage Completing Condensate Drainage Piping Include the exterior section of condensate hose in the pi...

Page 15: ...ical panel in accordance with the NEC and the local electrical company standards 7 Connect the power supply firmly to the terminal block Improper installation may cause a fire CAUTION 1 The main power supplies are high voltage while the communication wire and theTether Controller are low voltage They should be installed separately to avoid electromagnetic interference 2 High voltage and low voltag...

Page 16: ...need to be installed to a power supply circuit 3 Secure interconnecting wires to the terminal block as shown in the connection diagram above NOTE Record wire colors and terminal references for uses with Outdoor Unit wire connections 4 Secure all wires inside wire clamp strain relief Verify wires are secure not loose and no external force on wires affects the connections at the terminals NOTE Cross...

Page 17: ... Local codes may require a disconnect switch within sight of the indoor unit Use a DFS Disconnect SwitchAccessory Kit Part No DFS SWITCH A to break interconnecting wires going to the N 1 2 3 terminals on the indoor unit as shown in the wiring diagram below Indoor Disconnect Switch Optional Red White Green 15 ...

Page 18: ...tem should start heating mode within 3 5 minutes Verify the new setpoint lights up on the Floor Console unit display Verify the outdoor fan and compressor are operating Verify the indoor fan is operating Verify the indoor discharge air is heating the room Press the OFF button on the Remote Controller Verify Remote Controller display turns OFF and the system shuts OFF Overview of Display Panel 1 Po...

Page 19: ...ree minutes Cause There are a number of situations that will prevent the system from running Solution Check for the following Circuit breaker is tripped or turned off Power button of controller is not turned on Controller is in sleep mode or timer mode Otherwise contact a qualified service professional for assistance Cause There are a number of reasons for inadequate cooling or heating Solution Ch...

Page 20: ...n status Hardware malfunction 1 Over charged with refrigerant 2 Blocked or dirty outdoor coil 3 Extreme outdoor ambient conditions 1 Low return airflow 2 Indoor fan speed is too low 3 Indoor coil is blocked or dirty 1 Low on refrigerant 2 Pressure sensor is damaged Please refer to the malfunction analysis discharge temperature overload in service manual 1 Supply voltage is unstable 2 Supply voltag...

Page 21: ... refrigerant leak s 2 Indoor coil temperature sensor no calibrated 3 Refrigerant flow is restricted ex valve exv debris 1 Loose or bad connection between sensor and control board 2 Indoor ambient temperature sensor damaged 3 Control board malfunction 1 Loose or bad connection between sensor and control board 2 Indoor coil temperature sensor damaged 3 Control board malfunction 1 Loose or bad connec...

Page 22: ...loose 2 Refer to the malfunction analysis in Service Manual 1 Incorrect refrigerant charge 2 Metering device malfunction 3 Compressor malfunction 1 IPM module over heating 2 Improper or Low voltage at the IPM module 3 IPM module malfunction 1 Loose connections between fan motor and control board 2 Fan motor or blower wheel bearings malfunction 3 Control board malfunction 1 Compressor voltage is no...

Page 23: ...mpatible 1 IPM module malfunction 2 Outdoor control board malfunction 3 Compressor malfunction Outdoor control board malfunction 1 Lack of thermal grease on IPM module 2 Heat sink radiator not tightly mounted 3 Control board malfunction 1 Supply voltage on L1 and N is above 265Vac 2 Capacitor on control board malfunction 3 Outdoor control board malfunction 1 Supply voltage on L1 and N is below 150...

Page 24: ...erial numbers of your new equipment in the spaces provided This information along with the installation data and dealer contact information will be helpful should your system require maintenance or service UNIT INFORMATION Outdoor Unit Model No Serial No Indoor Unit Model No Serial No INSTALLATION INFORMATION Date Installed DEALERSHIP INSTALLER INFORMATION Company Name Address Phone Number Technic...

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