background image

DC Inverter U-Match Series Cassette Type Unit 

 

45 

Single-phase unit: GUD100W/NhB-S, GUD125W/NhB-S. 

A. Wire routing of separated power supply for single phase.   

 

 

B.  Wire routing of unified power supply for single phase.   

 

Summary of Contents for GUD100T/B-S

Page 1: ...riginal Instructions Air Conditioners DC Inverter U Match Series Cassette Type Unit Models Indoor Unit Outdoor Unit GUD50T B S GUD50W NhB S GUD71T B S GUD71W NhB S GUD100T B S GUD100W NhB S GUD125T B...

Page 2: ...oduct is not to be used for long cut off the power supply please energize and preheat the unit in advance before reusing it 3 Please properly select the model according to actual using environment oth...

Page 3: ...struction manual belongs to Gree Electric Appliances Inc of Zhuhai Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons...

Page 4: ...es 6 3 Installation 7 3 1 Installation Preparation 7 3 2 Unit Installation 17 3 3 Electrical Installation 36 3 4 Check after Installation 46 3 5 Test Running 47 4 Installation of Controller 47 5 Maint...

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

Page 6: ...on must be performed in accordance with the requirement of NEC and CEC by authorized personnel only 2 Any person who is involved with working on or breaking into a refrigerant circuit should hold a cu...

Page 7: ...ked flame or an air blower otherwise the filter will be out of shape 16 If the unit is to be installed in a small space please adopt protective measures to prevent the concentration of refrigerant fro...

Page 8: ...easures to protect the outdoor unit from small animals because they may damage the electric components and cause malfunction of the air conditioner 8 Before cleaning please make sure the unit is stopp...

Page 9: ...DC Inverter U Match Series Cassette Type Unit 5 2 Product Introduction 2 1 Overall Layout NOTICE The connection pipe drain pipe power cord for this unit should be prepared by the user...

Page 10: ...ing drilling 4 Gasket Mounting Board 4 Used to prevent gasket from falling off 5 Wireless Controller Battery 1 2 To control the indoor unit 6 Insulation 1 To insulate the gas pipe 7 Insulation 1 To in...

Page 11: ...be larger than the minimum construction area The minimum area for installation is determined by 1 Refrigerant charging quantity for the entire system ex factory charging quantity and additional charg...

Page 12: ...22 0 4 8 198 5 0 16 0 5 0 23 8 5 0 215 5 2 17 3 5 2 25 8 5 2 232 5 4 18 6 5 4 27 8 5 4 250 5 6 20 0 5 6 29 9 5 6 269 5 8 21 5 5 8 32 1 5 8 289 6 0 23 0 6 0 34 3 6 0 309 6 2 24 5 6 2 36 6 6 2 330 6 4 2...

Page 13: ...e unit at a place with direct sunlight 4 Do not install the unit at a place with leakage of inflammable gas Selection of Installation Location for Indoor Unit Select a location pursuant to the followi...

Page 14: ...to withstand the weight and vibration 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 Ke...

Page 15: ...GUD71T B S 950 870 840 680 780 240 135 GUD100T B S 950 870 840 680 780 290 135 GUD125T B S 950 870 840 680 780 290 135 NOTICE 1 Drilling of ceiling opening and installation of air conditioner must be...

Page 16: ...r unit GUD50W NhB S GUD71W NhB S GUD100W NhB S GUD125W NhB S Unit mm Dimensions Model A B C D E F G GUD50W NhB S 892 396 698 560 364 964 340 GUD71W NhB S 892 396 698 560 364 964 340 GUD100W NhB S 940...

Page 17: ...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 300 150...

Page 18: ...de 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 100...

Page 19: ...DC Inverter U Match Series Cassette Type Unit 15 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 20: ...ve another Unit mm 2 Diagram of installation location and space for indoor unit Notice for the best performance of indoor unit make sure its installation space conforms to the following installation d...

Page 21: ...g diagram Unit mm 3 2 1 1 Hoisting the Main Body Unit NOTICE Please tightly screw up the nuts and bolts to prevent the air conditioner from falling 1 Installing the Suspension Bolts 1 Using the instal...

Page 22: ...t from breaking off a gasket anchor board can be helpful 2 Install the paper template on the unit and fix the drain pipe at the outlet vent 3 Adjust the unit to the best position 4 Check if the unit i...

Page 23: ...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 wat...

Page 24: ...ld the connecting pipe and bend the connecting pipe according to the required length Open the nut cover on the indoor unit s pipe and align the conical mouth of the connecting pipe with the center of...

Page 25: ...is not allowed to use in a room that has running fire 2 The removal proof nut and tamperproof box should be installed at the connection end of the indoor unit and be connected to the indoor unit 3 Bef...

Page 26: ...ter 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 cooling and heating performance it...

Page 27: ...and highest position of the vertical pipe as shown below Dimensions for 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 3 2 3 2 Pipe Flaring 1 Cut the c...

Page 28: ...shaped by your hands Be careful not to collapse them 2 Do not bend the pipes in an angle more than 90 3 When pipes are repeatedly bent or stretched the material will harden making it difficult to bend...

Page 29: ...r surface and then screw it up for 3 4 circles 3 Confirm the tightening torque by referring to the following table If the screw nut is over twisted it may be damaged and cause leakage 4 Check whether...

Page 30: ...nd small to the place where connecting pipes 3 2 3 6 Sealing of the Knock off Hole For the unit with built in valves when connecting the pipes and power cord or communication wire during installation...

Page 31: ...ide 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 GUD50T B S 20 GUD71T B S GUD1...

Page 32: ...l 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 calibrated to the refrigerant employed an...

Page 33: ...B S 25g m GUD100W NhB S 35g m GUD125W NhB S 3 2 6 Installation of Drain Pipe 1 It is not allowed to connect the condensate drain pipe into waste pipe or other pipelines which are likely to produce cor...

Page 34: ...cet 8 For the purpose of thermal insulation wind a large piece of sponge around the clamp of drain hose 9 Apply thermal insulation for the indoor drain hose Insulate the pipe clamp and the drain hose...

Page 35: ...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 36: ...rged please install according to the following process Make sure the main drain pipe is laid downward at a certain angle Unit mm NOTICE Specifications of the converging drain pipes should be applicabl...

Page 37: ...ain elbow as shown in the middle figure 3 Install horizontal pipe as shown in the right figure 3 2 6 4 Check Drainage After the pipeline work is finished check whether the drainage can go smoothly 1 A...

Page 38: ...t at the pipe mouth of the indoor unit 1 Temporarily hang the 4 fasteners on the corresponding hooks of the main body of the indoor unit Do not let the conducting wires get involved into the sealing m...

Page 39: ...pe Unit 35 NOTICE 1 Improper screw looseness will lead to the following problem 2 After the screws are tightened if there is still a gap between the ceiling and the decorative front panel adjust the h...

Page 40: ...heir different size WARNING After installing the panel the insulated protective cover with the thickness of 1mm shall be used to wrap the wiring terminal Tighten the insulated glue cover on both sides...

Page 41: ...on wire of indoor and outdoor units must not be squeezed Never pull stretch or bend the wires The external power cord communication cords and the connection wire of indoor and outdoor units must not c...

Page 42: ...units indoor and outdoor units with at least 3mm contact gap The units must be able to be plugged or unplugged Circuit breaker and power cord specifications listed in the above table are determined b...

Page 43: ...1 Use wire cutters to cut off the wire end and then peel away about 25mm of the insulation layer 2 Use a screwdriver to unscrew the terminal screw on the terminal board 3 Use nippers to bend the solid...

Page 44: ...whether the indoor and outdoor units are powered on 2 Match the terminal numbers and wire colors with the colors indicated in the indoor unit 3 Wrong wire connection may burn the electrical components...

Page 45: ...1W NhB S GUD50T B S GUD50W NhB S Power cords 3 1 5mm2 Power cords 3 1 0mm2 Communication cords 2 0 75mm2 Communication cords 2 0 75mm2 Connection wires of DRED module GUD71T B S GUD71W NhB S Power cor...

Page 46: ...s of DRED module 5 Electrical wiring of indoor unit and Electrical wiring of outdoor unit WARNING 1 High and low voltage wires should be led through different rubber rings of the electric box cover 2...

Page 47: ...door units through connecting the ground wire 7 The units should comply with applicable local and national rules and regulations on power consumption 8 When connecting the power cord make sure the pha...

Page 48: ...at is pursuant to 57 in IEC 60245 lines If the connection wires use H05VV F or other conducting wires that are unsuitable for outdoors we suggest user should install the connection wire in wire leadin...

Page 49: ...nverter U Match Series Cassette Type Unit 45 Single phase unit GUD100W NhB S GUD125W NhB S A Wire routing of separated power supply for single phase B Wire routing of unified power supply for single p...

Page 50: ...occur Is the voltage consistent with that stated on the nameplate The unit may fail or its components may get burned Are the wires and pipes installed correctly The unit may fail or its components may...

Page 51: ...rmally 4 If there s sound of liquid shock when the compressor is running then stop the air conditioner immediately Wait until the electric heating belt is heated enough and then restart the air condit...

Page 52: ...s resumed Power plug is loose Re insert the power plug Remote control has low battery Replace the batteries Bad cooling or heating effect Air inlet and outlet of indoor or outdoor units have been bloc...

Page 53: ...rst enables the heating mode or there 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...

Page 54: ...e will cause electric shock or fire hazard Please contact Gree s authorized service center and send for professional service staff to repair If the display panel or wired control displays an error cod...

Page 55: ...protection 29 P5 Over current protection 30 P6 Master control and driver communication error 31 P7 Driver module sensor error 32 P8 Driver module high temperature protection 33 P9 Zero crossing protec...

Page 56: ...aning the filter please be careful of your steps If you need to work high above the ground please be extremely careful 5 3 1 Clean Air Filter If the air conditioner is used at a dusty place clean the...

Page 57: ...e otherwise the filter will catch fire or become out of shape 5 Fix the 3 cleaners on the filter and then re install the filter by fitting it into the protruding parts on top of the air intake grill P...

Page 58: ...r to blow the dust on the surface of the heat exchanger Don t use tap water for cleaning 5 3 4 Drainage Pipe Periodically check if the drainage pipe is blocked to smooth the condensate water 5 3 5 Not...

Page 59: ...en under a controlled procedure so as to minimize the risk of a flammable gas or vapour being present while the work is being performed 5 4 1 3 General Work Area All maintenance staff and others worki...

Page 60: ...or conducting any hot work A degree of ventilation shall continue during the period that the work is carried out The ventilation should safely disperse any released refrigerant and preferably expel i...

Page 61: ...omponents and wiring are exposed while charging recovering or purging the system 3 That there is continuity of earth bonding 5 4 2 Repairs to Sealed Components 1 During repairs to sealed components al...

Page 62: ...n the ignition of refrigerant in the atmosphere from a leak 5 4 4 Cabling Check that cabling will not be subject to wear corrosion excessive pressure vibration sharp edges or any other adverse environ...

Page 63: ...or the vacuum pump is not close to any ignition sources and there is ventilation available 5 4 7 Charging Procedures In addition to conventional charging procedures the following requirements shall be...

Page 64: ...ossible 5 If a vacuum is not possible make a manifold so that refrigerant can be removed from various parts of the system 6 Make sure that cylinder is situated on the scales before recovery takes plac...

Page 65: ...s shall be available and in good working order Hoses shall be complete with leak free disconnect couplings and in good condition Before using the recovery machine check that it is in satisfactory work...

Page 66: ......

Reviews: