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INVENTOR COOL/FCOOL-8BS, Service Manual

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INVENTOR COOL/FCOOL-8BS Service Manual Download Page 41

Service Manual

10.Remove evaporator assembly

Unsolder the spot weld, then unscrew 5

screws fixing evaporator to remove it. 

(note: The refrigerant must be discharg-

ed before unsoldering.)

11.Remove facing bar 2

Unscrew 3 screws fixing facing bar to

remove the facing bar 2.

Step

Procedure

evaporator assembly

screws

spot weld

screws

screws

facing bar 2

39

Maintenance

Summary of Contents for COOL/FCOOL-8BS

Page 1: ...ENGLISH AIR CONDITIONING SYSTEMS SERVICE MANUAL ENGLISH AIR CONDITIONING SYSTEMS PORTABLE MODELS COOL FCOOL 8BS ...

Page 2: ... Maintenance 15 8 Install 18 8 1 Install Drainage Pipe 18 8 2 Install Window Frame 18 8 3 Installation and Disassembly of Heat Discharge Pipe 19 8 4 Operation test 21 8 5 Drainage way 21 8 6 Clean and Maintenance 22 9 Maintenance 23 9 1 Error Code 23 9 2 Malfunction Detection Flowchart 25 9 3 Maintenance Method for Common Malfunction 31 10 Exploded View and Parts List 33 11 Removal Procedure 35 Ap...

Page 3: ...Technical Information Service Manual COOL FCOOL 8BS YX1F 1 Summary Part Ⅰ Technical Information Remote Controller ON OFF MODE FAN SWING SLEEP TIMER AUTO COOL DRY FAN HEAT T ON T OFF SWING SLEEP LOCK SPEED ...

Page 4: ... HSPF Application Area m2 10 16 Climate Type T1 Isolation I Moisture Protection IPX0 Permissible Excessive Operating Pressure for the Discharge Side MPa 3 8 Permissible Excessive Operating Pressure for the Suction Side MPa 1 7 Throttling Method Capillary Defrosting Method Fuse A 3 15 Operation Temp o C 16 30 Ambient Temp Cooling o C 16 35 Ambient Temp Heating o C Sound Pressure Level H M L dB A 54...

Page 5: ...or UP3 A0 Evaporator Fan Type Centrifugal Diameter Length DXL mm Φ146X108 5 Fan Motor Speed H M L r min 1250 1150 1050 Output of Fan Motor W 45 Fan Motor RLA A 0 41 Fan Motor Capacitor μF 3 5 Form Aluminum Fin copper Tube Pipe Diameter mm Φ7 mm 2 1 3 Coil Length LXDXW mm 377 5X25 4X266 7 Swing Motor Model Output of Swing Motor W Condenser Fan Type Centrifugal Fan Diameter mm Φ185X77 Form Aluminum ...

Page 6: ...4 Technical Information Service Manual COOL FCOOL 8BS Unit mm 3 Outline Dimension Diagram 345 300 790 ...

Page 7: ...echnical Information Service Manual 4 Refrigerant System Diagram HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR CENTRIFUGAL FAN CENTRIFUGAL FAN Accumlator Suction Discharge Capillary Strainer ...

Page 8: ...Green COMP Compressor YE Yellow BN Brown Grounding wire RD Red BU Blue YEGN Yellow Green BK Black VT Violet OG Orange 5 Electrical Part 5 1 Wiring Diagram Instruction Electric Diagram These wiring diagrams are subject to change without notice please refer to the one supplied with the unit COOL FCOOL 8BS ...

Page 9: ...Piezoresistance 3 Fuse 4 Drive replay of compressor 5 Buzzer 6 Interface of display board 7 Interface of high level detection switch 8 Terminal of outdoor tube temperature sensor 9 Terminal of ambient temperature sensor 10 Terminal of tube temperature sensor 11 Interface of swing motor 12 Interface of draw water motor 13 Interface of outdoor fan 14 Interface of 4 way valve 15 Interface of fan ...

Page 10: ...Service Manual 2 Silk screen on display board COOL FCOOL 8BS TOP VIEW BOTTOM VIEW receiving head connect with main baord 8 Technical Information ...

Page 11: ...n to adjust fan speed Cooling indicator is ON Corresponding speed indicator is ON and dual 8 nixie tube displays set temperature Temperature setting range is 16 30 DRY Under this mode air conditioner operates at low speed Drying indicator and low speed indicator is ON Fan speed can t be adjusted Dual 8 nixie tube won t display FAN Under this mode air conditioner operates at set fan speed Fan indic...

Page 12: ...hen power is connected stand by condition you can operate the air conditioner through the remote controller When unit is on each time you press the button on remote controller the sending signal icon on the display of remote controller will blink once If the air conditioner gives out a beep sound it means the signal has been sent When unit is off set temperature will be displayed on the remote con...

Page 13: ... mode press this button to turn on Sleep function Press this button to cancel Sleep function Under Fan and Auto mode this function is unavailable 7 TIMER Button When unit is on press this button to set Timer Off T OFF and H icon will be blinking Within 5s press or button to adjust the When unit is off press this button to set Timer On T ON and H icon will be blinking Within 5s press or button to a...

Page 14: ...nit The distance between signal sender and receiving window should be within 8m There should be no obstacle between them Signal may be interfered easily in the room where there is fluorescent lamp or wireless telephone Remote controller should be close to indoor unit during operation Replace new batteries of the same model when replacement is required If you don t use remote controller for a long t...

Page 15: ... C 77o F standard heating Tpreset 20o C 68o F It will goes to auto cooling mode when Tamb 26o C 79o F and goes to auto fan mode when Tamb 20o C 68o F 20o C 68o F Tamb 23o C 73o F if the previous running is fan including general fan and auto fan it will keep the running status of auto fan mode if the previous running is not fan it will goes to auto dry mode 26o C 79o F Tamb 24o C 74o F it goes to a...

Page 16: ...s not valid under auto dry and fan mode 3 8 Light Control If set the light is on with remote control the indicator lamp and dual 8 display the current setting status if set the light is off with remote control turn off the lamp immediately If there is front panel button or remote control button operation when setting light off with remote control the indicator lamp and dual 8 display current setti...

Page 17: ...lectric work must be performed by a licensed technician according to local regulations and the instructions given in this manual Be caution during installation and maintenance Prohibit incorrect operation to prevent electric shock casualty and other accidents 1 Cut off the power supply of air conditioner before checking and maintenance 2 The air conditioner should be installed in suitable location...

Page 18: ...asuring tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Scissors saw 6 Torque wrench open end wrench inner hexagon spanner 9 Pressure meter 12 Soldering appliance refrigerant container ...

Page 19: ...ed installation steps in this section Preparation before installation Start installation Prepare tools Read the requirements for electric connection Check after installation and test operation Finish installation window frame 3 wire hook 2 screw 8 window fastener clip of rear connection plate sponge A sponge B 2 drainage pipe pipe clip rubber plug remote controller unit battery 2 AAA 1 5V pipe hoo...

Page 20: ... window frame and then cut the window frame to make its width the same as the width of window A Installation in a double hung sash window 1 Cut the sponge B to a proper length and attach it to the window sash 2 Open the window place the window frame on the window sash slide the adjustment plate to make the window frame close to the window sashes at the left and right side of window fix the window ...

Page 21: ... window frame on the windowsill with screws and clips of rear connection plate required quantity is shown in the sheet below Window height H Screw quantity Clip quantity H 28 3 11 718mm 2 2 28 3 11 718mm H 36 1 2 927mm 3 3 36 1 2 927mm H 64 1625mm 4 4 clip of rear connection plate windowsill window sash window sash Window height H 3 Cut the sponge B to a proper length and attach it to the window f...

Page 22: ...hould be as short as possible and flat without curve to ensure smooth heat discharge As shown in following fig The length of the exhaust pipe is less than 1m It is recommended to use it with shortest length When installing exhaust pipe should be as flat as possible Don t prolong the pipe or connect it with other exhaust pipe Correct installation is as shown in figure When installing it on wall hei...

Page 23: ... condensation water will be evaporated and drained to outdoor So usually only a little condensation water will be accumulated inside the chassis and you do not need to discharge the water frequently When the chassis is full with water the buzzer will give out 8 sounds and H8 is displayed to remind user to discharge water Move the unit to a suitable place for discharging water do not tilt the unit ...

Page 24: ...ld be cleaned about once every three months If there s much dust in the operation environment you can increase clean frequency Do not dry the filter with fire or hair dri Otherwise it may be deformed or catch fire Warning 1 Clean outer case and grille Before cleaning the air conditioner please turn off the unit and disconnect power Otherwise it may cause electric shock Do not wash air conditioner ...

Page 25: ... table for temperature sensor 4 Main board is damaged 3 Outdoor condenser temperature sensor is open short circuited F4 OFF 3S and blinks 4 times Compressor and draw water motor stop operation Fan operates at set fan speed 1 The wiring terminal between outdoor condenser temperature sensor and main board is loosened or poorly contacted 2 There s short circuit due to the trip over of the parts on ma...

Page 26: ...r H3 Indoor fan runs according to set fan and other loads will stop 1 Heat exchangers are too dirty or the air inlet outlet is blocked 2 Fan motor is not working Abnormal fan speed fan speed is too low or the fan doesn t run 3 Compressor doesn t work normally Strange noise or leakage occurs Temperature of the shell is too high 4 System is blocked inside dirt block ice block oil block Y valve not f...

Page 27: ...osened or poorly contacted Insert the temperature sensor tightly Yes Is malfunction eliminated Is there short circuit due to trip over of the parts Make the parts upright Is malfunction eliminated Replace the mainboard with the same model End No Is the temperature sensor normal according to the Resistance Table Replace it with a temperature sensor with the same model Yes Is malfunction removed No ...

Page 28: ...door outdoor heat exchanger too dirty or are the air inlet and outlet blocked Normal fluctuation is within 10 of the rated voltage on the nameplate Malfunction is eliminated No No No No No No No No No No No No No Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Troubleshooting for E5 malfunct...

Page 29: ...r wires for water level switch are connected tightly Adjust connection Whether malfunction is eliminated Whether malfunction is eliminated Replace water level switch Replace the main board with the same model Discharge water by referring to instruction manual Whether malfunction is eliminated Yes Yes Yes Yes Yes No No No End No No ...

Page 30: ...the system System is blocked inside dirt block ice block oil block Y valve no fully open Compressor doesn t work normally Strange noise or leakage occurs Make compressor run normally Casing is too hot Replace a main board with the same model Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Troubleshooting for F0 malfunction Yes No No No No No ...

Page 31: ...y Fan motor is not working Abnormal fan speed fan speed is too low or the fan doesn t run End Remove blockage in the system System is blocked inside dirt block ice block oil block Y valve no fully open Compressor doesn t work normally Strange noise or leakage occurs Make compressor run normally Casing is too hot Replace a main board with the same model Malfunction is eliminated Malfunction is elim...

Page 32: ...rk normally Strange noise or leakage occurs Make compressor run normally Casing is too hot Replace a main board with the same model Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Troubleshooting for E8 malfunction Yes No No No No No No No No No No Yes Malfunction is eliminated Yes No No Yes Yes Yes Yes Yes Yes Yes Y...

Page 33: ...eplace remote controller Water inside water chassis is full Dual8 nixie tube displays H8 and buzzer gives out 8 sounds water over flow protection Discharge condensate water Malfunction of water level switch Check water level switch and connection refer to detection flow chart 3 Possible Causes Discriminating Method Air conditioner Status Troubleshooting Set temperature is improper Observe the set ...

Page 34: ...or with an universal meter and find that the capacity is out o the deviation range indicated on the nameplate of fan capacitor Replace the compressor capacitor Power voltage is a little low or high Use universal meter to measure the power supply voltage The voltage is a little high or low Suggest to equip with voltage regulator Coil of compressor is burnt out Use universal meter to measure the res...

Page 35: ... Service Manual 10 Exploded View and Parts List COOL FCOOL 8BS 54 53 52 51 50 49 48 1 2 3 4 5 6 7 8 9 10 12 11 13 15 16 17 18 19 20 21 22 23 24 14 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 ...

Page 36: ... side plate 20056111 1 24 Filter sub assy2 11126071 1 25 Filter sub assy1 11126070 1 26 Remote controlbox 20186094 1 27 Rear Plate 20056113 1 28 Evaporator Assy 01006107 1 29 Electric Box Assy 01406549 1 30 Ambient Temperature Sensor 390000451 1 31 Main Board 30137038 1 32 Capacitor CBB65 3300008108 1 33 Capacitor CBB61 3301074705 1 34 Electric Box Cover 01416013 1 35 Water Tray 12416009 1 36 Cove...

Page 37: ...emove remote controller box 2 Remove filter sub assy Break out the remote controller box then push the middle of remote controller box to make clasps remove from remote controller box Pull the filter sub assy outward by hand to remove the filter remote controller box remote controller box filter sub assy filter sub assy2 filter sub assy1 35 Maintenance ...

Page 38: ...assy Remove the five screws fixing panel lift and pull outward to remove the panel screws panel assy Remove the six screws fixing rear plate to remove the rear plate screws rear plate for C4 panel 4 Remove rear plate 36 Maintenance ...

Page 39: ...shown to remove left side plate Remove right side plate unscrew 7 screws of right side plate to remove it 6 Remove electric box cover Unscrew 2 screw to remove the electric box cover Step Procedure screws left side plate right side plate screws screws electric box cover electric box 37 Maintenance ...

Page 40: ...f electric box to remove electric box assembly 8 Remove facing bar Unscrew 2 screws fixing facing bar to remove it 9 Remove volute cover Unscrew 3 screws fixing volute cover to remove it Step Procedure electric box assembly screws screws screws volute cover facing bar electric box wiring 38 Maintenance ...

Page 41: ...w 5 screws fixing evaporator to remove it note The refrigerant must be discharg ed before unsoldering 11 Remove facing bar 2 Unscrew 3 screws fixing facing bar to remove the facing bar 2 Step Procedure evaporator assembly screws spot weld screws screws facing bar 2 39 Maintenance ...

Page 42: ... Remove facing bar 1 Unscrew 4 screws fixing facing bar to remove the facing bar 1 13 Remove duct assembly Unscrew 2 screws to remove duct assembly Step Procedure screws screws duct assembly facing bar 1 40 Maintenance ...

Page 43: ...er and mesh enclosure Break out connecting rod and vertical louver by hand to remove them Unscrew 4 screws as diagram shown to remove volute upper and mesh enclosure Step Procedure vertical louver 2 vertical louver 1 connecting rod volute upper mesh enclosure screws 41 Maintenance ...

Page 44: ...entrifugal louver upper and motor to remove centrifugal louver upper 16 Remove volute lower and water tray Unscrew 3 screws as diagram shown to remove volute lower and water tray Step Procedure centrifugal louver upper nut screws volute lower water tray 42 Maintenance ...

Page 45: ...ver lower 20 Remove motor remove diversion ring Unscrew nuts of centrifugal louver anticlockwise take out gasket to remove the centrifugal louver lower the motor Step Procedure screws diversion ring centrifugal louver lowe r nut screws motor motor tray 43 Maintenance ...

Page 46: ...ay to remove water retaining tray 22 Remove condenser assembly Unscrew 2 screws then unsolder the spot weld to remove condenser assembly Note The refrigerant must be discharged before unsoldering Step Procedure screws water retaining tray screws condenser assembly spot weld 44 Maintenance ...

Page 47: ...sy and caster wheel 1 Unscrew 2 screws of bottom of sub assy to remove motor sub assy 2 Unscrew 2 screws fixing water level switch to remove water level switch sub assy 3 Unscrew 8 screws fixing caster wheel to remove the 4 caster wheels Step Procedure bolts compressor and spareparts screws screws motor sub assy water lvel switch sub assy chassis caster wheels 45 Maintenance ...

Page 48: ... 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 73 74 73 4 23 97 98 96 8 36 52 53 51 8 11 75 76 75 2 24 99 98 6 37 54 53 6 12 77 78 77 25 Fahrenheit display temperature Fahrenheit Celsius Fahrenheit display...

Page 49: ... 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 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 81 1 811 120 0 577 4 40 09 43 7 065 82 1 754 121 0 561 5 38 15 44 6 791 83 1 699 122 0 547 6 36 32 45 6...

Page 50: ... 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 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 81 2 415 120 0 769 4 53 46 43 9 42 82 2 339 121 0 746 5 50 87 44 9 054 83 2 265 122 0 729 6 48 42 45 8 705 84 2 194 123 0 71 7 46 11 46...

Page 51: ... 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37 4 198 3 35 32 09 74 7 47 113 2 3...

Page 52: ... 81 41 48 38 59 36 05 33 77 31 24 28 93 26 80 24 83 63 53 64 49 31 45 65 42 48 39 68 37 17 34 34 31 74 29 36 27 15 62 59 14 54 36 50 32 46 82 43 73 40 97 37 83 34 96 32 32 29 87 61 65 31 60 02 55 55 51 68 48 26 45 20 41 70 38 51 35 58 32 86 60 72 27 66 40 61 43 57 13 53 33 49 94 46 07 42 53 39 28 36 27 59 80 13 73 58 68 04 63 25 59 01 55 23 50 94 47 03 43 43 40 10 58 88 92 81 61 75 43 70 08 65 36 ...

Page 53: ...34 61 30 33 28 17 26 14 24 23 22 42 20 71 19 37 18 10 16 88 15 72 60 33 47 31 05 28 78 26 64 24 62 22 70 21 24 19 84 18 50 17 23 59 37 00 34 31 31 77 29 39 27 13 24 99 23 37 21 83 20 36 18 95 58 41 00 38 00 35 18 32 52 30 00 27 61 25 82 24 11 22 47 20 90 57 45 30 41 99 38 88 35 95 33 18 30 54 28 59 26 72 24 94 23 24 38 1128 50 1033 61 953 39 883 90 822 61 767 78 704 83 647 37 594 51 545 56 37 1325...

Page 54: ...942 75 863 43 787 81 715 55 646 36 30 1906 00 1731 91 1568 38 1414 20 1268 36 1130 00 1034 60 943 64 856 73 773 51 29 2300 00 2089 81 1892 37 1706 22 1530 13 1363 08 1244 55 1131 54 1023 56 920 17 28 2810 00 2550 31 2306 37 2076 38 1858 82 1652 43 1505 84 1366 07 1232 52 1104 65 27 3470 00 3144 23 2838 22 2549 70 2276 79 2017 87 1836 86 1664 27 1499 35 1341 45 26 4290 00 3885 50 3505 53 3147 28 28...

Page 55: ... 57 78 52 70 49 02 45 46 42 00 38 65 44 89 00 82 54 76 32 70 33 64 54 58 96 54 75 50 69 46 74 42 92 43 101 00 93 48 86 25 79 28 72 55 66 06 61 28 56 65 52 17 47 82 42 115 00 106 23 97 79 89 66 81 81 74 23 68 69 63 33 58 14 53 10 41 131 00 120 81 111 01 101 56 92 44 83 64 77 33 71 23 65 31 59 57 40 149 90 138 01 126 56 115 53 104 88 94 60 87 37 80 37 73 58 66 99 39 170 00 156 52 143 54 131 04 118 9...

Page 56: ... 4 44 4 20 4 01 3 83 3 65 3 47 3 30 64 5 88 5 59 5 31 5 04 4 78 4 52 4 31 4 11 3 91 3 72 3 53 63 6 31 6 00 5 70 5 41 5 13 4 85 4 63 4 41 4 20 4 00 3 80 62 6 84 6 50 6 17 5 84 5 53 5 22 4 98 4 75 4 52 4 30 4 09 61 7 40 7 03 6 66 6 31 5 97 5 63 5 37 5 12 4 88 4 64 4 41 60 8 05 7 64 7 24 6 86 6 48 6 11 5 83 5 55 5 28 5 01 4 76 59 8 78 8 33 7 89 7 46 7 05 6 64 6 33 6 02 5 72 5 43 5 14 58 9 61 9 10 8 6...

Page 57: ...291 16 267 97 245 41 223 43 202 00 187 96 174 26 160 88 147 81 135 03 28 372 00 342 25 313 32 285 16 257 73 231 00 215 94 201 25 186 90 172 88 159 17 27 441 00 404 50 369 01 334 45 300 80 268 00 251 39 235 18 219 35 203 88 188 76 26 528 00 484 54 442 27 401 13 361 06 322 00 301 66 281 81 262 43 243 49 224 98 25 640 00 590 21 541 79 494 65 448 75 404 00 375 91 348 49 321 72 295 57 270 00 24 791 00 ...

Page 58: ...AIR CONDITIONING SYSTEMS Scan here to download the latest version of this manual AIR CONDITIONING SYSTEMS PORTABLE ...

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