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INSTALLATION SITE INSTRUCTIONS 

Indoor Unit

The unit must be installed in a location which can withstand four times the weight of the unit. 
Inadequate support may result in serious property damage and injuries.

Select a site that allows for the following:

Ensure the installation complies with the installation minimum dimensions and meets the
minimum and maximum connecting piping length and maximum change in elevation.

•  Air inlet and outlet should be clear of obstructions, ensuring 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 and vibration 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 a swimming pool due to chemicals corroding cassette coil.

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WARNING

 

 

 

Minimum Indoor Clearances

Summary of Contents for U-Match UMAT24HP230V1AF

Page 1: ...MANUAL Models Indoor Unit Outdoor Unit UMAT18HP230V1AC UMAT18HP230V1AO UMAT24HP230V1AC UMAT24HP230V1AO UMAT30HP230V1AC UMAT30HP230V1AO UMAT36HP230V1AC UMAT36HP230V1AO UMAT42HP230V1AC UMAT42HP230V1AO U...

Page 2: ...ssette Panel Display 22 Fresh Air Intake 23 Decorative Grille Installation 24 Testing and Inspection 25 28 Troubleshooting 29 30 Diagnostic Codes 31 33 Warranty Back Thank you for choosing a Ceiling C...

Page 3: ...nual 2 Installation must be performed in accordance with local laws regulations and National Electrical Codes NEC 3 If refrigerant leaks while work is being carried out ventilate the area Do not allow...

Page 4: ...r High Wall D Indoor Duct C Indoor Cassette F Indoor Floor Ceiling Revision Level Style Color Designation Electrical Rating 230V 208 230V 60Hz 1PH 115V 115V 60Hz 1PH HP 230V Cooling Capacity 18 18 000...

Page 5: ...Additional BtuH Type Charge oz kg Charge oz ft g m 18 000 R410A 49 4 1 4 0 3 30 24 000 R410A 78 4 2 2 0 6 60 30 000 R410A 84 6 2 4 0 6 60 36 000 R410A 123 2 3 6 0 6 60 42 000 R410A 131 2 3 8 0 6 60 48...

Page 6: ...ench 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 Glov...

Page 7: ...oller sold separately 7 Remote Controller 8 Service Cover 9 Communication Cable 10 Front Panel 11 Outdoor Power Supply 12 Liquid Pipe 13 Gas Pipe 14 Drain Hose Outdoor Unit Air outlet Air inlet 1 2 5...

Page 8: ...ounting Board 4 Prevents gasket from falling off 6 Remote Controller 1 Remotely controls the indoor unit 7 Cable Clamp 4 Fastens the insulation to pipe 8 Pipe Insulation 1 Insulates the gas pipe 9 Pip...

Page 9: ...ximum change in elevation Air inlet and outlet should be clear of obstructions ensuring proper airflow throughout the room Condensate can be easily and safely drained All connections can be easily mad...

Page 10: ...the outdoor unit will be exposed to strong winds it must be adequately secured 1 Install the outdoor unit at a location that is capable of withstanding twice the weight of the unit 2 Install the outd...

Page 11: ...3 4 26 3 4 6 1 4 9 1 2 36 1 8 8 1 2 39 1 8 949 832 781 679 159 241 918 216 994 UMAT42HP230V1AC 37 3 8 32 3 4 30 3 4 26 3 4 6 1 4 9 1 2 36 1 8 8 1 2 39 1 8 949 832 781 679 159 241 918 216 994 INDOOR UN...

Page 12: ...m Hanger Bolts Distance 23 75in 604mm Ceiling Center Point Ceiling Center Point Laying Out Indoor Location Locate the factory supplied installation template included in carton Use the template to make...

Page 13: ...en washers and then fasten it securely NOTE The hanger bolts nuts and washers are field supplied Install the washer with cushion so that the insulation faces downward 1 Adjust the height of the Indoor...

Page 14: ...n hose to safe location for disposing of condensate water Bottom Drain pipe mounting hole Drain Joint Chassis Bottom Drain pipe mounting hole The unit should be located with the unit support feet firm...

Page 15: ...pipes insulation condensate drain hose and wiring 4 Proper weather proofing of the wall surface and wall sleeve is essential to assure a trouble free installation Apply sealant caulking or equivalent...

Page 16: ...ch and a torque wrench as shown below 7 Carefully tighten flare nuts to correct torque level referring to theTorqueTable below 8 Individually insulate each bare refrigerant pipe and joint as shown bel...

Page 17: ...eat procedure with remaining pipe 6 Tighten both flare nuts using a standard wrench and a torque wrench as shown 7 Carefully tighten flare nuts to correct torque level referring to theTorqueTable belo...

Page 18: ...or lift The condensate drain pipe may have a vertical height of 39 in maximum above the unit drainage port within the first 12 in as long as the remaining condensate drain pipe gradually descends from...

Page 19: ...m will operate properly 6 Provide a GFI circuit breaker at the electrical panel in accordance with the NEC and the local electrical company standards 7 Connect the power supply firmly to the terminal...

Page 20: ...from outdoor unit to terminals 1 and 2 Secure cable inside wire clamp strain relief Verify cable is secure not loose and no external force on wires affects the connections at the terminals Indoor Uni...

Page 21: ...NOTE Crossing communication wires will cause an E6 system malfunction code and possible damage Outdoor Communication Wiring Connect communication cable from indoor unit to terminals 1 and 2 Maintain t...

Page 22: ...if one is used andWiredTether Controller backplate Securely fasten backplate to the switch box or wall Locate wire terminals X1 and X2 on rear ofTether Controller panel Carefully connect wire X1 to i...

Page 23: ...68 F to 78 F cooling Setpoint band is not adjustable CONTROLLER INSTALLATIONAND SETUP Optional CEILING CASSETTE PANEL DISPLAY Setting Double Indoor Room Sensors This series of Ceiling Cassette has tw...

Page 24: ...hole sizes FRESHAIR INTAKE NOTE Fresh air intake amount should be 20 or less of whole air amount to prevent condensation Unit Size Hole Diameter Duct Diameter BtuH inch mm inch mm 18 000 3 0 76 2 4 60...

Page 25: ...er electrical connectors on the decorative grille 4 Connect both Swing Louver connectors on decorative grille to matching connectors on the Ceiling Cassette body 5 Complete the decorative grille attac...

Page 26: ...e low pressure Pressure gauge hi pressure Gauge manifold Connection pipe Cap Cap Service pipe Cap Hose with the valve pin Hose Vacuum pump Hose Switch hi pressure Switch low pressure Connection pipe t...

Page 27: ...cuation duration depends on the vacuum pump size and unit s capacity generally 20 minutes for the 9 000 BtuH units to 1 hour for a larger 36 000 BtuH unit 6 Close the manifold valves and shut off the...

Page 28: ...5 minutes Verify the setpoint lights up on the Ceiling Cassette display Verify the outdoor fan and compressor are operating Verify the indoor fan is operating Verify the indoor discharge air is cooli...

Page 29: ...t in cooling mode and wait until the compressor turns on 4 Slowly add 20 to 24 oz of a water bottle to the drain pan 5 Water must drain freely from the unit with condensate pump energized If not check...

Page 30: ...should discontinue as the refrigerant system equalizes after two or three minutes Cause It is normal for the system to emit a slight fog or water vapor when cooling extremely humid warm air Solution T...

Page 31: ...ght to left Level indoor unit The condensate drain pipe is restricted or plugged All restrictions must be removed to allow continuous drainage by gravity If problem persists contact a qualified servic...

Page 32: ...e the code will disappear If outdoor unit detects the discharge temperature is higher than protective temperature value the unit will report high discharge temperature protection If the protection occ...

Page 33: ...de is displayed and the indoor unit will operate normally If outdoor unit detects the outdoor ambient temperature sensor open circuit or short circuit for 5 sec successively outdoor ambient temperatur...

Page 34: ...l not recover automatically Switch off the unit or re energize the unit to eliminate this malfunction After the compressor starts operation in heating mode if the outdoor unit detects the difference b...

Page 35: ...umbers 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 U...

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