Gree GVA60AH-M3NNA5A Page 11 Service Manual Download

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HEAT
EXCHANGE
(EVAPORATOR)

HEAT
EXCHANGE
(CONDENSER)

COMPRESSOR

GAS SIDE

3-WAY VALVE

LIQUID SIDE

2-WAY VALVE

COOLING

HEATING

Accumlator

Discharge

Suction

Muffler

4-Way valve

Capillary

Summary of Contents for GVA60AH-M3NNA5A

Page 1: ...Service Manual MODEL Refrigerant R410A GREE ELECTRIC APPLIANCES INC OF ZHUHAI GVA60AH M3NNA5A...

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Page 4: ...T CPF GCVWTGU 6XPPDU DQG HDWXUHV QGRRU 8QLW 2XWGRRU 8QLW 9 0 11 9 0 11 2 5HPRWH RQWUROOHU FAN AUTO OPER HEALTH AIR FILTER TURBO ON OFF X FAN HOUR HUMIDITY ON OFF MODE FAN X FAN TURBO TEMP TIMER SLEEP...

Page 5: ...repair work shall be performed by your dea ler or a specialized subcontractor as there is the risk of fire electric shock explosion or injury Have all wiring connected tightly Loose connection may lea...

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Page 11: ...HWHU LTXLG PP DV PP T I N U R O O D T U O T I N U R O O D N I HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE COOLING HEATING Accumlator Discha...

Page 12: ...J RI PDUNV OHFWULFDO LULQJ QGRRU 8QLW 0RGHO 9 0 11 Symbol Parts name Symbol Color symbol Symbol Color symbol SAT OVERLOAD BU BLUE VT VIOLET COMP COMPRESSOR YE YELLOW OG ORANGE PROTECTIVE EARTH RD RED...

Page 13: ...P 3 2 1 21YE 23OG X1 11BN 12BU BN BK VT BU YEGN 20BU FA 18YEGN 16WH 22BK 9BK 10VT 8BN 5BN 4VT 3BK 2BN 1YEGN L1 L2 L3 E T3 5 22 21 P A2 A1 KM FU 6 HP EH N T2 T1 2 3 1 4 COMP REVERSAL DEFENSIBLE RELAY...

Page 14: ...of compressor 4 Control relay of compressor 5 Copper insert of wire of outdoor fan 6 Copper insert of wire of 4 way valve 7 Copper insert of neutral wire 8 Wiring terminal of indoor fan 9 Relay of aux...

Page 15: ...T Press it to turn on off the light MODE icon If MODE button is pressed current operation mode icon AUTO COOL DRY FAN or HEAT is only for heat pump models will show LOCK icon is displayed by pressing...

Page 16: ...emperature Hold it down for above 2 seconds to rapidly increase set temperature In AUTO mode set temperature is not adjustable Press this button to decrease set temperature Hold it down for above 2 se...

Page 17: ...temperature in shortest time In COOL mode the unit will blow strong cooling air at super high fan speed In HEAT mode the unit will blow strong heating air at super high fan speed SLEEP Press this butt...

Page 18: ...the indoor blower is on running under this mode HEAT Display the state of heating Note Single cooling machine is not equipped with heating mode Button Under the situation without setting the function...

Page 19: ...position start up running of all loads indoor and outdoor high speed blowers besides the four way valve and then the buzzer rings After shutdown for five minutes or receiving shutdown signal within 5...

Page 20: ...he setting temperature under the energy saving cooling function can not be adjusted The modes of living room restaurant conference office can only be called out by pressing buttons of air con ditioner...

Page 21: ...dicate mode of restaurant RESTAURANT Common mode Indicate common mode COMMON Status of swing Display status of swing Swing BLOW Function When the typeface light is on it indicates setting the BLOW fun...

Page 22: ...n within 6mins all the time once the compressor is stopped it can only be started up after 3mins delayed 1 Cooli ng Mode When Tamb Tpreset 1 the unit will run in cooling mode Meanwhile compressor outd...

Page 23: ...t blowing residual heat System will defrost intelligently and automatically When it s detected that the system is reached the defrosting condition the system will turn to defrosting status After defro...

Page 24: ...as decreased for 2 the unit will keep this temperature When initial temperature is set as 28 30 after sleep function is started up the temperature will decrease by 1 every 1hr After the temperature ha...

Page 25: ...o function will be memorized While when switching to auto dry or fan mode the turbo function is unavailable 9 Power off Memory Function When re energizating the unit after power failure the unit will...

Page 26: ...ube temperature is too high outdoor fan will stop running when evaporator tube temperature resumes to normal range outdoor fan will be started up 6 Overcurrent protection After compressor is started u...

Page 27: ...sting status when restating the unit swing will keep the status before turning off the unit Fan dry and auto mode running status is the same as that in common mode SAVE mode In cooling mode setting te...

Page 28: ...button to set it The setting will be confirmed after the setting has been set for 5 mins and there s no change for the operation In blow running status the unit will be turned off after pressing the...

Page 29: ...racter won t be displayed Turbo when setting turbo function the character will blink when this function is selected the character will be displayed If the turbo function hasn t been selected the chara...

Page 30: ...rflow of the unit can not be blocked 6 Select the position where the few outer air influenced 7 Select the firm and flat ground 8 Ensure sufficient clearance and space for service and maintenanc 9 Ens...

Page 31: ...he power supply 2 Please strictly follow the instruction of this manual when installing indoor unit and its piping 3 The unit is subject to change without prior notice 4 Please read this manual carefu...

Page 32: ...k whether eachlead wire is installed well When checking the air connector pleaseenclasp it and check each lead wire of which is connecting with the connector Requirements for earthing 1 The air condit...

Page 33: ...Space to the wall 30cm at least for the pipe side Air outlet side Space to the obstruction Space to the wall Air outlet side Space to the wall Air inlet side above above above above above e v o b a T...

Page 34: ...to the pipe which will cause condensation 4 After connecting check if water can discharge properly or if there is any leakage As shown in Fig 5 Electric connection Installation of connection pipe Drai...

Page 35: ...en the screws and adjust the baffle position up and down to clamp connection pipe drainage pipeas much as possible 2 Tighten the screws 6 Recover the electric box cover Baffle Hole Screws 7 For the co...

Page 36: ...e bend is the bigger the better 4 Don t bend the bendable pipe more than three times When bending the pipe 1 Cut some part of the insulation pipe at the place of the bend and wrap with polythene tape...

Page 37: ...refer to the following Indoor unit piping Taper nut Piping Spanner Torque wrench NOTE Firstly connect the connection pipe to indoor unit then to outdoor unit pay attention to the piping bending and do...

Page 38: ...a 76cmHg at manometer Then check if there is air in the pipe keep for 2 min to se e if indicated needle of manometer returns If there is re operate the vacuum pump after restoration 5 Remove charging...

Page 39: ...tric malfunction or damage the part Is the electric wring and piping connectioninstalled correctly and securely It may cause electric malfunction or damaged the part Has the unit been connected to a s...

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Page 42: ...VU NKUV 27 13 1 2 3 4 5 8 9 11 12 14 10 33 32 31 30 23 25 24 26 20 15 19 21 22 18 17 7 6 29 28 34 16 27 13 1 2 3 4 5 8 9 11 12 14 10 33 32 31 30 23 25 24 26 20 15 19 21 22 18 17 7 6 29 28 34 16 2XWGRR...

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Page 44: ...on Normally diagnose troubles according to the trouble diagnosis procedure as described below Refer to the check points in servicing written on the wiring diagrams attached to the indoor outdoor units...

Page 45: ...hanger and bad radiating environment 6 Ambient temperature is too high if it is 3 phase unit the high pressure protection may be caused by overcurrent protection due to this reason 7 The supply voltag...

Page 46: ...There s blockage in the system filth blockage ice plug greasy blockage Y valve hasn t been opened completely OFF 3S and blinks 4 times inverter unit running indicator blinks non inverter floor standin...

Page 47: ...please connect the wires according to the circuit diagram If the high pressure switch is broken or poorly contacted please replace it yes Malfunction is eliminated no Adjust the volume of refrigerant...

Page 48: ...s the fan speed abnormal Solve the problem of speed Malfunction is eliminated Is the evaporator dirty Clean the evaporator Problem is solved End no yes yes no System is normal but the indoor tube temp...

Page 49: ...e switch inserted well Re insert it tightly to ensure reliable contact Is the malfunction eliminated Replace the low pressure switch Is the higher than the acting value of the low pressure switch No Y...

Page 50: ...6TQWDNGUJQQVKPI LJK GLVFKDUJH WHPSHUDWXUH SURWHFWLRQ RI FRPSUHVVRU Check the wiring and fan capacitor replace the motor Check the unit make the air intake and outlet smooth...

Page 51: ...abnormally Is there abnormal sound or oil leakage is the temperature of the shell too high etc no no no no yes no no Replace the control panel End Normal fluctuation is within 10 of the rated voltage...

Page 52: ...678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78 1 997 117 0 625 1 46 6 40 7 967 79 1 933 118 0 608 2 44 31 41 7 653 80 1 871 119 0 592 3 42 14 42 7 352...

Page 53: ...114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117 0 833 1 62 13 40 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 495 119 0 77 3 56 19 42 9 803...

Page 54: ...306 2 27 45 07 66 9 827 105 2 872 11 289 6 28 43 16 67 9 489 106 2 792 10 274 29 41 34 68 9 165 107 2 715 9 259 3 30 39 61 69 8 854 108 2 64 8 245 6 31 37 96 70 8 555 109 2 568 7 232 6 32 36 38 71 8...

Page 55: ...LQXWHV DIWHU WXUQLQJ RII DOO SRZHU VXSSOLHV EHIRUH GLVDVVHPEO Steps Procedure Remove air in panel Remove screws fixing air in panel and then remove air in panel Remove air out panel Remove retaining s...

Page 56: ...ove retaining screws of controller box and the cover of controller box Then remove the display panel Remove screws fixing motor and then remove the step motor Remove air guard Remove retaining screws...

Page 57: ...box Remove retaining screws of electric box cover and then remove the cover Unplug each wiring terminal and remove components which need to be removed Remove retaining screws of electric box and then...

Page 58: ...vaporator Remove retaining screws of connecting boards respective on the top and the bottom of evaporator Then draw the side plate outwards to remove evaporator splash plate and water tray After remov...

Page 59: ...s of propeller housing clamp and then draw the clamp outwards to remove it Remove propeller housing Remove retaining screws of propeller housing and then remove the propeller housing propeller housing...

Page 60: ...ntrifugal fan blade Remove nut fixing centrifugal fan blade and then remove the fan blade Remove motor Remove wire clamp on rear plate and then unplug motor wire Remove screws fixing motor and then re...

Page 61: ...ure Remove chassis Remove screws fixing chassis and then remove the chassis Remove right and left side plates Remove screws fixing right and left side plates and then remove the side plates left side...

Page 62: ...k grille with the back side plate the front case and the chassis Remove the back grille 2 Remove the top cover Remove the screws fixing the top cover Raise the top cover to remove it 3 Remove the fron...

Page 63: ...e right side plate sub assembly Remove the screws fixing the right side plate Remove the right side plate 6 Remove electric box sub assembly Remove the screws fixing the electric box cover Disconnect...

Page 64: ...Remove the motors Remove the 4 screws fixing the motors Disconnect the leading wire inserts of the motors Remove the motors 9 Remove the motor support Remove the screws connecting the motor support an...

Page 65: ...der the 4 way valve quickly and remove it Ensure that the cloth keeps wet and do not burn the compressor lead Recover the refrigerant before unsoldering 11 Remove the compressor Unsolder the pipes con...

Page 66: ...the welding joint between the liquid valve and the Y type connecting pipe Remove the liquid valve Note During unsoldering wrap the gas valve with a wet cloth to avoid damage to the valve caused by hig...

Page 67: ...ng the condenser and the chassis Raise the condenser subassembly to remove it 15 Remove valve support subassembly Remove the screw connecting the valve support and the chassis Remove the valve support...

Page 68: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Add Jinji west Rd Qianshan Zhuhai Guangdong China Post code Tel 86 756 8522219 After sale Service Dept 519070...

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