Yamato U-match Series Owner'S Manual Download | Manualshive

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Owner's Manual

Original Instructions

Air Conditioners

DC Inverter U-match Series Floor Ceiling Type Unit

Models:

Indoor Unit

Outdoor Unit

YFC12G4/I

YFC12G4/O

YFC18G4/I

YFC18G4/O

YFC24G4/I

YFC24G4/O

YFC30G4/I

YFC30G4/O

YFC36G4/I

YFC36G4/O

YFC42G4/I

YFC42G4T/O

YFC48G4/I

YFC48G4T/O

YFC60G4/I

YFC60G4T/O

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Summary of Contents for U-match Series

Page 1: ...ers DC Inverter U match Series Floor Ceiling Type Unit Models Indoor Unit Outdoor Unit YFC12G4 I YFC12G4 O YFC18G4 I YFC18G4 O YFC24G4 I YFC24G4 O YFC30G4 I YFC30G4 O YFC36G4 I YFC36G4 O YFC42G4 I YFC...

Page 2: ...for maintaining normal communication of system and preheating refrigerant and lubricant If the product is not to be used for long cut off the power supply please energize and preheat the unit in advan...

Page 3: ...turer 3 After verification the defect of product is directly caused by corrosive gas 4 After verification defects are due to improper operation during transportation of product 5 Operate repair mainta...

Page 4: ...by Faults of the AC 47 5 2 Error Code 49 5 3 Unit Maintenance 52 5 4 Notice on Maintenance 55 5 5 After Sales Services 62 This marking indicates that this product should not be disposed with other ho...

Page 5: ...se severe damage or death to people WARNING If not abide them strictly it may cause severe damage to the unit or the people NOTE If not abide them strictly it may cause slight or medium damage to the...

Page 6: ...arts and plastic packing material must be treated in a safe way WARNING 1 Please install according to this instruction manual Installation must be performed in accordance with the requirement of NEC a...

Page 7: ...Do not wash or sprinkle water on the air conditioner otherwise malfunction or electric shock will occur 15 Do not dry the filter with naked flame or an air blower otherwise the filter will be out of s...

Page 8: ...s may deteriorate and fall off or even cause water leakage 2 Places with corrosive gas copper pipe or the welding parts may be corroded and cause refrigerant leakage 7 Adopt proper measures to protect...

Page 9: ...indoor unit confirm the model of indoor unit and check the corresponding table B For outdoor unit that is installed or placed indoors select the corresponding table according to the height of the roo...

Page 10: ...23 0 6 0 34 3 6 0 309 6 2 24 5 6 2 36 6 6 2 330 6 4 26 1 6 4 39 1 6 4 351 6 6 27 8 6 6 41 5 6 6 374 6 8 29 5 6 8 44 1 6 8 397 7 0 31 3 7 0 46 7 7 0 420 7 2 33 1 7 2 49 4 7 2 445 7 4 34 9 7 4 52 2 7 4...

Page 11: ...lace with leakage of inflammable gas Selection of Installation Location for Indoor Unit Select a location pursuant to the following condition 1 Air inlet and outlet of the indoor unit should be away f...

Page 12: ...bration of outdoor unit and allow the installation to be carried out safely 5 Avoid installing at a place with leakage of inflammable gas oil smoke or corrosive gas 6 Keep it away from strong wind bec...

Page 13: ...65 YFC18G4 I 870 235 812 280 665 YFC24G4 I 1200 235 1142 280 665 YFC30G4 I 1200 235 1142 280 665 YFC36G4 I 1200 235 1142 280 665 YFC42G4 I 1570 235 1512 280 665 YFC48G4 I 1570 235 1512 280 665 YFC60G4...

Page 14: ...Unit mm Dimensions Model A B C D E F G YFC12G4 O 732 330 553 455 310 675 285 YFC18G4 O 802 350 555 512 331 745 300 YFC24G4 O 958 402 660 570 371 889 340 YFC30G4 O 958 402 660 570 371 889 340 YFC36G4...

Page 15: ...ake sure its installation space conforms to the following installation dimensions 1 When one outdoor unit is to be installed A E Hb Hd H mm a b c d e B 100 A B C 300 100 100 B E 100 1000 A B C E 300 1...

Page 16: ...y side Unit mm A E Hb Hd H mm a b c d e A B C 300 300 1000 A B C E 300 300 1000 1000 D 2000 D E 2000 1000 B D Hb Hd Hd H 300 2000 Hb Hd Hd 1 2H 250 2000 1 2H Hd H 300 2500 B D E Hb Hd Hb 1 2H 300 2000...

Page 17: ...DC Inverter U match Series Floor Ceiling Type Unit 13 3 When outdoor units are installed in rows Unit mm Hb H mm Hb 1 2H b 250 1 2H Hb H b 300 Hb H Prohibited...

Page 18: ...ice for the best performance of indoor unit make sure its installation space conforms to the following installation dimensions 1 Install the unit at a place where is strong enough to withstand the wei...

Page 19: ...hould be kept as much as possible so as for more convenient service 2 2 Unit Installation 2 2 1 Indoor Unit Installation 2 2 1 1 Preparation for Installing the Indoor Unit 1 Dismantle the clasp in the...

Page 20: ...the paper template 2 Insert the anchor bolts into the drilled holes and drive the pins completely into the anchor bolts with a hammer 3 Remove the right and left side panels 4 Put the hanger bolt int...

Page 21: ...make the drain pipe slant slightly downward so that the drainage will become much smoother 7 Reinstall and tighten the right and left side panel 8 When installing the floor ceiling type unit if user...

Page 22: ...p of the building 3 If it vibrates and causes noise please add rubber cushion between the outdoor unit and the installation base 4 When the outdoor unit is in heating or defrosting it needs to drain w...

Page 23: ...and weld again NOTES 1 The air conditioner must be installed in a room that is larger than the minimum room area And it is not allowed to use in a room that has running fire 2 Before break the connec...

Page 24: ...30 Connection pipe should adopt water proof insulating material Its wall thickness should be 0 5 1 0mm and the pipe wall should be able to withstand 6 0MPa The longer the connection pipe is the worse...

Page 25: ...the making of oil return bend are as follows A inch B mm C mm 3 8 20 150 1 2 26 150 5 8 33 150 2 2 3 2 Pipe Flaring 1 Cut the connection pipe with a pipe cutter 2 The mouth of connection pipe should...

Page 26: ...become hard and difficult to be bent or extended So do not bend or extend the pipe for more than 3 times 4 When bending the pipe do not bend it excessively otherwise it will get broken As shown beside...

Page 27: ...ed and cause leakage 4 Check whether gas leakage occurs to the connection pipe and then apply thermal insulation as shown below 5 Wind sponge around the joint of gas pipe and heat insulation sheath of...

Page 28: ...75 7 8 80 85 Screw on the flare nut of the flaring connecting pipe on the outdoor unit valve The method of screwing the flare nut is the same with that for indoor unit 2 2 3 5 Thermal Insulation of Pi...

Page 29: ...of the manifold valve assembly should be kept closed otherwise evacuation would fail 5 The evacuation duration depends on the unit s capacity generally Model Time min YFC12G4 I 20 YFC18G4 I YFC24G4 I...

Page 30: ...nsure that the detector is not a potential source of ignition and is suitable for the refrigerant used Leak detection equipment shall be set at a percentage of the LFL of the refrigerant and shall be...

Page 31: ...t for Extra Pipe YFC12G4 O 5 0m 7 0m 16 g m YFC18G4 O YFC24G4 O 20 g m YFC30G4 O YFC36G4 O YFC42G4T O 7 5m 9 5m 35 g m YFC48G4T O YFC60G4T O 2 2 6 Installation of Drain Pipe 1 It is not allowed to con...

Page 32: ...y rigged piping could lead to leaks and eventually wet furniture and belongings 4 Connect the drain hose 5 Installing the Drain Pipes 1 For determining the position of the drain hose perform the follo...

Page 33: ...mercially available 5 After connecting the local drain hose tape the slits of the heat insulation tube 6 Connect the drain hose to the local drain pipe Position the inter connecting wire in the same d...

Page 34: ...whole pipeline should be supported and fixed onto the wall 2 Wind the insulating tape from bottom to top 3 The whole pipeline should be wound with insulating tape and fixed onto the wall with saddles...

Page 35: ...ws smoothly 2 As shown in the figure pour water into the drain pan from the right side to check that water flows smoothly from the drain hose Ceiling type Floor type 2 3 Electrical Installation 2 3 1...

Page 36: ...ds can t directly contact any hot objects For example they must not contact chimney pipes warm gas pipes or other hot objects The external power cord communication cords and the connection wire of ind...

Page 37: ...ed wires Wiring work must be done according to national wiring rules and regulations 2 3 2 Electrical Parameters 2 3 2 1 Wire Specifications and Fuse Capacity Model Power Supply Fuse Capacity Min sect...

Page 38: ...a proper length according to local conditions To be in compliance EN 55014 it is necessary to use 8 meters long wire Adopt 2pc of 0 75mm power cords to be the communication cords between wired contro...

Page 39: ...en peel away about 10mm of the insulation layer 2 Use a screwdriver to unscrew the terminal screw on the terminal board 3 Use a round terminal fastener or clamp to fix the round terminal firmly on the...

Page 40: ...The magnetic ring should be fixed reliably by cable tie The engineering wires and buckle magnetic ring are not allowed to touch sharp edges The number of magnetic rings is based on 3 2 Note Only for...

Page 41: ...e power line communication cord 2 Then clasp the buckle magnetic ring to the location of power line communication cord confirmed with cable tie after that re fix it with a cable tie refer to the mark...

Page 42: ...or units Single phase unit YFC12G4 O YFC18G4 O YFC24G4 O YFC30G4 O YFC12G4 I YFC12G4 O YFC18G4 I YFC18G4 O Power cords 3 1 5mm Power cords 4 1 0mm Communication cords 2 0 75mm YFC24G4 I YFC24G4 O YFC3...

Page 43: ...U match Series Floor Ceiling Type Unit 39 Single phase unit YFC36G4 O Power cords 3 4 0mm2 Power cords 4 1 0mm2 Communication cords 2 0 75mm2 Three phase unit YFC42G4T O YFC48G4T O YFC60G4T O YFC36G4...

Page 44: ...Use screws to tighten up the connection wires and power cords of indoor and outdoor units on the terminal board Wrong connection may lead to fire hazard 5 If the connection wires of indoor unit outdo...

Page 45: ...C24G4 I YFC30G4 I YFC36G4 I YFC42G4 I YFC48G4 I YFC60G4 I 2 Outdoor side Remove the big handle front panel of the outdoor unit and insert one end of the communication cord and the power cord to the te...

Page 46: ...down vibrate or produce noise Did you do water leakage test Cooling capacity may become unsatisfactory Is the unit well insulated from heat Condensate water drops may occur Does water drainage go well...

Page 47: ...nstallation work is not completed 2 Control circuit is correct and all the wires are firmly connected 3 Cut off valves of the gas pipe and liquid pipe are open 4 The inside of the unit should be clean...

Page 48: ...ately turn the unit on again compressor will need 3min to restart Even if you press ON OFF button on the remote controller it won t be started up right away If there s no display on the wired controll...

Page 49: ...DC Inverter U match Series Floor Ceiling Type Unit 45 3 Product Introduction 3 1 Overall Layout NOTE The connection pipe drain pipe power cord for this unit should be prepared by the user...

Page 50: ...pe connecting nut 7 Ordinary Nut Tamperproof box 1 To prevent the removal of the liquid pipe connecting nut 8 Buckle magnetic ring Cable tie 1 2 For engineering installation only YFC48G4 I YFC60G4 I 9...

Page 51: ...is resumed Power plug is loose Re insert the power plug Remote controller has low battery Replace the batteries Bad cooling or heating effect Air inlet and outlet of indoor or outdoor units have been...

Page 52: ...here is refrigerant brushing sound when defrosting under heating It s the sound of 4 way valve switching direction The sound will disappear after the valve changes its direction There is hissing sound...

Page 53: ...rvice staff to repair If the display panel or wired controller displays an error code please refer to the error code meaning stated in the following table Error code Error Error code Error A1 Outdoor...

Page 54: ...or anti phase protection q2 DC indoor fan AC current protection E0 Indoor fan error q3 DC indoor fan driver IPM module protection E1 Compressor high pressure protection q4 DC indoor fan driver PFC pr...

Page 55: ...circuit detection error L3 Outdoor fan 1 error U2 Compressor phase loss and anti phase protection L4 Wired controller power supply circuit poor U3 DC bus voltage drop error L5 Wired controller power...

Page 56: ...tivated while it will go out when HEAT is deactivated Indicating Lamp of TIMER The indicating lamp will shine when TIMER is activated while it will go out when TIMER is deactivated or the set 5 3 Unit...

Page 57: ...ner or wash it by flashing water If the oil stain on the filter cannot be removed or cleaned up wash it by warm water meld with the detergent Dry the filer in the shadow NOTES A Never use hot water ov...

Page 58: ...been used for a long period NOTE all above should be operated by the skilled serviceman 3 At the End of the Seasonal Use 1 Cut off the power supply main switch 2 Clean the air filters and other parts...

Page 59: ...the dust and sundries in indoor and outdoor unit 4 If the outdoor unit is rusty coat the rusty location with paint to prevent it from expanding 5 3 6 Components Replacement Components are available i...

Page 60: ...hand Have a dry powder or CO2 fire extinguisher adjacent to the charging area 5 4 1 6 No Ignition Sources No person carrying out work in relation to a refrigeration system which involves exposing any...

Page 61: ...ion pipe or components are installed in a position where they are unlikely to be exposed to any substance which may corrode refrigerant containing components unless the components are constructed of m...

Page 62: ...ds etc Ensure that apparatus is mounted securely Ensure that seals or sealing materials have not degraded such that they no longer serve the purpose of preventing the ingress of flammable atmospheres...

Page 63: ...following procedure shall be adhered to 1 Remove refrigerant 2 Purge the circuit with inert gas 3 Evacuate 4 Purge again with inert gas 5 Open the circuit by cutting or brazing The refrigerant charge...

Page 64: ...issioning A follow up leak test shall be carried out prior to leaving the site 5 4 8 Decommissioning Before carrying out this procedure it is essential that the technician is completely familiar with...

Page 65: ...ess it has been cleaned and checked 5 4 9 Labelling Equipment shall be labelled stating that it has been de commissioned and emptied of refrigerant The label shall be dated and signed Ensure that ther...

Page 66: ...ufacturer if in doubt The recovered refrigerant shall be returned to the refrigerant supplier in the correct recovery cylinder and the relevant Waste Transfer Notice arranged Do not mix refrigerants i...

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