Mitsubishi Electric Fresh Master GUF-100RDH3, Handbook

Page 1: ...OK For HONG KONG Issued July 2004 No U 101 Model GUF 50RDH3 GUF 100RDH3 Notice The term of validity is for a year from the issued date MITSUBISHI ELECTRIC CORPORATION Model name FOR DEALERS The picture is shown GUF 50RDH3 ...

Page 2: ...intenance procedures 7 14 4 1 Blower Parts 7 8 4 2 Damper Motor Part All units available 9 4 3 Circuit Board Part 9 10 4 4 Humidifier Parts 10 11 4 5 Heat exchanger for refrigerant Part 12 13 4 6 Solenoid valve and water sencor Part 13 14 5 Parts list 15 27 GUF 50RDH3 16 21 GUF 100RDH3 22 27 ...

Page 3: ...ruction Safety precautions Please be sure to read the following safety precautions thoroughly before commencing with the maintenance work and conduct the inspection and repair of the product in a safe manner The types and levels of danger that may arise if the product is handled incorrectly are described by using the warning symbols shown below Electric shock If you must inspect the circuitry whil...

Page 4: ...rs immediately below the unit in an anechoic chamber The noise at the air outlets at a 45 angle 1 5 meters in front is about 5 6 dB A higher than the values given in the table The above values apply during Lossnay ventilation when the fan speed is set to high speed Capacity in is heat recovery capacity by Lossnay core Cooling Heating capacity indicates the maximum value at operation under the foll...

Page 5: ...tenance space Inspection opening Inspection opening Solenoid valve unit with pressure regulator Solenoid valve Heat exchange unit Humidifying element Maintenance space Power cable installation port Can install upper area of ceiling suspension fixture GUF 100RDH3 Location at which the duct direction can be changed Humidifying element S Water intake Discharge hole Water intake strainer with check va...

Page 6: ... 6 3 Wiring diagrams GUF 50RDH3 GUF 100RDH3 ...

Page 7: ...cial screw 2Pull back the hinged clip 2Open the door and lift off of the hinge brackets 3Remove Filters from the unit 4Remove Lossnay cores from the unit Special screw Hinge Lossnay core Filter Maintenance cover 5Remove screw from the core guide Remove core guide Core Guide ...

Page 8: ... 8 6Remove separator from the blower portion 7Remove connections motor lead wire 8Remove screws from the motor base 9Remove the pre assembled blower Separator Motor Base Motor Pre assembled Blower ...

Page 9: ...Part 1Remove the 4 screws from the control cover 1Remove 2 screws out from the damper motor cover 2Take the damper motor out of the cover Damper Motor Cover Damper Motor Control Cover Screw 2Remove the 3 screws from capacitors 2 screws for the GUF 50RDH3 Capacitors ...

Page 10: ...cuit board 4Take the circuit board out Circuit Board 4 4 Humidifier Parts The photograph shows GUF 100RDH3 1Remove the 7 screws to remove the humidifier cover Screw Humidifier cover 2Remove the Humidifier cover Inner lid Humidifier cover Inner lid ...

Page 11: ...to the procedure entitled removing the humidifying elements below remove the water supply tube at the rear while taking out the front humidifying element Caution To remove the water supply tube hold and slide the hose bands and remove the water supply tube Do not remove the water supply tube from the sole noid valve unit with a pressure regulator When removing the water supply tube be sure that wa...

Page 12: ... 50RDH3 Cover L Screw Cover S 5Remove the 2 screws to remove the Fix plate Screw Fixture Heat exchanger Connection Humidifying element Fix plate 2 screws 2Remove connections of themistor lead wire and lenear expansion valve lead wire 3Remove the 2 screws to remove the Fixture 4Remove the heat exchanger from the unit ...

Page 13: ...or lead wire 2Remove pipes connected to the solenoid valve Connection Solenoid Valve cover solenoid valve Connection for water sencor 3Remove the 2 screws to remove the cover solenoid valve 4Remove the 2 screws to remove the solenoid valve Solenoid valve Water sensor and solenoid valve installation positions ...

Page 14: ...late Fixing position of water sensor plate GUF 50RDH3 Installed condition of GUF 100RDH3 6The hole at the fixing position of the water sensor plate GUF 50RDH3 is no longer visible Installed condition of GUF 50RDH3 Fixing position of water sensor plate GUF 100RDH3 ...

Page 15: ...rew SW PP screw PPT screw PCT screw PTT screw PT screw SET screw SQ SET screw P SET screw PMT screw HS SET screw P R W screw P C W screw P R C W screw R W screw PW PP screw SW PW PP screw Description Cross recess flat head machine screw Cross recess oval head machine screw Cross recess pan head machine screw Cross recess pan head screw with spring washer Cross recess tapping screw Cross recess fla...

Page 16: ...e cover 1 18 R50 429 697 Cover S 1 19 H00 189 007 PTT screw 5 10 13 20 R50 429 700 Fix plate 1 21 R50 429 698 Humidifier cover 1 22 R50 429 699 Fix plate 1 23 R50 395 319 Strainer 1 24 R50 429 303 Pipe 1 25 R40 647 340 Thermistor 1 Liquid pipe 25 R40 632 936 Thermistor 1 Gas pipe 26 R50 429 486 Humidifier cover IN 1 27 Y55 001 319 Solenoid valve 1 200V SV2 28 R50 429 692 Cover Solenoide valve 1 29...

Page 17: ... 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 8 7 12 13 7 7 2 12 13 31 31 1 7 19 19 7 8 7 8 12 13 ...

Page 18: ...R50 331 067 Special nut 2 52 M34 398 077 Tab washer 2 53 R50 351 480 Centrifugal fan 2 φ220 54 R50 478 707 Motor base 2 55 M34 706 465 Special washer 2 56 Y50 062 452 Motor 1 57 R50 351 713 Motor fix plate 2 58 H00 189 007 PTT screw 5 10 16 59 Y55 003 451 Motor 1 Q ty pcs unit １１ ...

Page 19: ... 19 51 52 53 54 55 56 57 58 59 Air Supply fan assembly Air Exhaust fan assembly 58 58 58 55 57 53 52 51 54 ...

Page 20: ... 013 076 Lock washer 3 84 H00 011 008 PT screw 4 8 BS 3 For earth 85 Y55 007 367 Wiring diagram 1 86 R50 429 693 Cover 1 87 R50 430 693 Side plate 1 88 R50 351 225 Bush 4 89 R50 472 715 Damper 1 90 M31 234 089 Special bush 2 91 R50 429 701 Terminal fix plate 1 92 M13 100 242 Terminal 1 3P 93 H00 000 007 PPT screw 4 25 1 94 Y55 007 235 Capacitor 1 4μF 440VAC 95 H00 000 332 PTT screw 4 10 2 96 Y55 0...

Page 21: ... 21 21 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 For air supply SA For air exhaust EA OA RA 77 73 80 80 80 80 77 77 77 7 7 7 7 95 ...

Page 22: ...18 H00 189 007 PTT screw 5 10 16 19 R50 430 692 Cover S 1 20 R50 429 700 Fix plate 1 21 R50 430 694 Humidifier cover 1 22 R50 430 695 Fix plate 1 23 R50 395 319 Strainer 1 24 R50 429 303 Pipe 1 25 R40 647 340 Thermistor 1 Liquid pipe 25 R40 632 936 Thermistor 1 Gas pipe 26 R50 430 486 Humidifier cover IN 1 27 Y55 001 319 Solenoid valve 1 200V SV2 28 R50 429 692 Cover Solenoide valve 1 29 R50 117 2...

Page 23: ... 23 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 8 7 13 12 7 7 2 13 31 31 1 12 7 18 18 13 12 8 7 7 8 ...

Page 24: ...φ245 54 R50 480 707 Fan base 2 55 H00 189 007 PTT screw 5 0 16 56 R50 264 711 Inlet plate 2 57 H00 157 008 PT screw 6 20 8 58 M34 043 080 Special washer 8 59 R50 000 095 Spacer 8 60 R50 217 225 Bush 8 61 R50 218 712 Motor fix leg 2 62 Y50 033 104 Key 1 5 5 11 5 63 Y50 063 452 Motor 1 64 H00 061 050 Nut 6 8 65 K83 195 080 Special washer 1 66 Y55 004 451 Motor 1 ２２ Q ty pcs unit ...

Page 25: ... 25 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 Air Supply fan assembly Air Exhaust fan assembly 55 64 62 55 61 55 60 59 58 57 56 54 53 52 51 65 ...

Page 26: ...013 076 Lock washer 3 84 H00 011 008 PT screw 4 8 BS 3 For earth 85 Y55 007 367 Wiring diagram 1 86 R50 429 693 Cover 1 87 R50 430 693 Side plate 1 88 R50 351 225 Bush 4 89 R50 473 716 Damper 1 90 M31 234 089 Special bush 2 91 R50 429 701 Terminal fix plate 1 92 M13 100 242 Terminal 1 3P 93 H00 000 007 PPT screw 4 25 1 94 H00 000 332 PTT screw 4 10 3 95 Y55 008 235 Capacitor 1 7μF 440VAC 96 R50 42...

Page 27: ... 27 27 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 For air supply SA For air exhaust EA OA RA 7 90 73 80 78 79 80 80 80 77 77 77 7 7 94 7 7 ...

Page 28: ...Printed in Japan in July 2004 35 MEE ...