Friedrich MR24DY3F Service Manual Download Page 1

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INVERTER MULTI
AIR CONDITIONER

CONTENTS

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . 1

OUTLINE AND DIMENSIONS . . . . . . . . . . . 3

REFRIGERANT SYSTEM DIAGRAM . . . . . 5

ERROR CONTENTS . . . . . . . . . . . . . . . . . . 15

CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . 6

INDOOR PCB CIRCUIT DIAGRAM . . . . . . 9

OUTDOOR PCB CIRCUIT DIAGRAM . . . . 12

DISASSEMBLY ILLUSTRATION . . . . . . . . . 17

PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 23

Models

Indoor unit

Outdoor unit

MW09Y3FM

MR24DY3F

MW12Y3FM

WALL MOUNTED

type

Summary of Contents for MR24DY3F

Page 1: ...E AND DIMENSIONS 3 REFRIGERANT SYSTEM DIAGRAM 5 ERROR CONTENTS 15 CIRCUIT DIAGRAM 6 INDOOR PCB CIRCUIT DIAGRAM 9 OUTDOOR PCB CIRCUIT DIAGRAM 12 DISASSEMBLY ILLUSTRATION 17 PARTS LIST 23 Models Indoor...

Page 2: ...CE FAN SPEED Cool Heat DIMENSIONS WEIGHT 82 ft 25 m 32 8 ft 10 m MAXIMUM LENGTH MAXIMUM HEIGHT 1 4 inch 6 35 mm 3 8 inch 9 52 mm DIAMETER SIZE 2 7 kW 3 3 kW 9 500 11 300 BTU h 3 5 kW 4 0 kW 12 000 13...

Page 3: ...r Hermetic type Inverter 4 poles 3 phase DC motor Twin Rotary MAX PIPE LENGTH each unit MAX PIPE LENGTH total ADDITIONAL CHARGE REFRIGERANT CHARGE R410A Chargeless 82 ft 25 m MIN PIPE LENGTH each unit...

Page 4: ...6 kW 26 000 BTU h 1 76 kW 2 10 kW INPUT POWER Heating 1 56 kW 1 90 kW INPUT POWER Cooling Max Rated Max Rated 7 7 A 9 2 A CURRENT Heating 6 8 A 8 3 A 6 3 kW 21 500 BTU h 7 6 kW 26 000 BTU h 7 3 kW 25...

Page 5: ...OUTLINE AND DIMENSIONS INDOOR UNIT Models MW09Y3FM MW12Y3FM Unit inch mm 4 2006 03 23 10 13 16 275 31 1 8 790 8 7 16 215...

Page 6: ...Unit inch mm OUTDOOR UNIT Model MR24DY3F 14 9 16 370 25 5 8 650 Air Flow 1 9 16 40 35 3 8 900 32 11 16 830 13 16 21 7 16 9 15 3 4 400 13 330 1 1 4 31 1 2 12 5 2006 04 13...

Page 7: ...ITCH B COMPRESSOR ACCUMULATOR STRAINER EXPANSION VALVE THERMISTOR PIPE A 2WV THERMISTOR PIPE A 3WV 3 WAY VALVE 2 WAY VALVE HEAT EXCHANGER THERMISTOR PIPE B 3WV 4 WAY VALVE HEAT COOL THERMISTOR STRAINE...

Page 8: ...7 6 5 4 3 1 2 5 4 3 1 2 7 6 5 4 3 1 2 7 6 5 4 3 1 2 6 5 4 3 1 2 6 5 4 3 1 2 5 4 3 1 2 2 1 5 4 3 1 2 5 4 3 1 2 2 3 1 2 3 1 WHITE BLACK RED GREEN W1 W2 W3 W4 GREEN YELLOW 1 2 3 G CN7 CN5 CN6 CN1 CN2 CN...

Page 9: ...CN1 WHITE W3 W7 W6 W4 W5 CN39 WHITE CN27 RED CN36 WHITE CN37 RED 3 2 1 1 2 1 2 1 2 1 2 1 2 1 2 3 4 5 6 1 2 3 6 1 2 3 4 5 1 2 3 1 3 4 3 2 1 1 2 3 4 5 6 7 8 1 2 1 2 3 4 5 6 7 8 1 3 4 5 6 7 8 9 1 2 3 4 5...

Page 10: ...0 3 BLACK CN10 1 RED TEST ROOM TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR LOUVER EX OUT EX I N REMOTE CONTROL UNIT OUTDOOR UNIT N L 3 N L SERIAL EARTH EARTH TERMINAL TERMINAL BOARD FAN MOTOR F...

Page 11: ...4 6 5 1 2 3 7 VCC DO TEST GND CS SK D I NC 12V BZ R38 10K 1 10W BZ1 PKM13EPY 4000 IC4 6 LN2003 11 6 12V R71 10K 1 10W Q4 DTC124EUA 1 2 3 1 1 2 4 3 2 3 1 2 3 D70 DAN202K 12V R70 2 2 1 2W C70 0 1 F 1 2...

Page 12: ...5V 5V D204 SLR 325 ORANGE D203 SLR 325 GREEN D202 SLR 325 GREEN D201 SLR 325 RED 1 1 1 1 2 2 2 2 1 3 2 VCC OUT GND I C201 GP1UM261R C202 47 10V R201 47 1 4W C201 0 1 F CN201 07 JB ZHR 1061 1 2 3 4 5...

Page 13: ...15 AWG14 BLACK UL1015 AWG14 WHITE UL1015 AWG20 YELLOW UL1015 AWG20 RED UL1015 AWG20 BLACK UL1015 AWG20 BLACK UL1015 AWG20 WHITE UL1015 AWG20 BLACK UL1015 AWG20 WHITE UL1015 AWG14 BLACK EMI FILTER ZCAT...

Page 14: ...24 AVR U X V Y W Z P16 P15 P14 P13 P17 P01 P00 AVCC VCC X1 X0 P63 P62 P46 P12 P50 P37 P36 P40 MD2 P11 P26 P02 P03 P04 P05 P06 P07 P10 C P20 P21 P22 P23 P57 P56 P55 P54 P52 P53 P51 P AFE P AFDC P CP PO...

Page 15: ...PJ R60 1 0K 1 10W 1 SA100 RA 302M C106 3 3 LE C104 0 033 YE C105 0 033 YE C101 3 3 LE VA101 470V TNR VA102 470V TNR B B B B B B B BLACK WHITE TO INDOOR UNIT POWER SOURCE 208 230V 60Hz EARTH AC VOLT O...

Page 16: ...sub CPU communication error Fan motor error Fan motor error Discharge pipe temp error High pressure error High pressure switch error Active filter error off off off off off off off off off off off of...

Page 17: ...door 3way valve A temperature sensor Outdoor 3way valve B temperature sensor Outdoor 3way valve C temperature sensor Outdoor 3way valve D temperature sensor Compressor temperature sensor Heatsink temp...

Page 18: ...DISASSEMBLY ILLUSTRATION 51 1 6 7 1 5 5 Models MW09Y3FM MW12Y3FM 17 2006 04 13...

Page 19: ...32 24 30 29 20 43 46 48 236 37 26 28 52 36 42 40 39 33 21 38 27 61 1 61 2 32 Models MW09Y3FM MW12Y3FM 18 2006 03 24...

Page 20: ...Model MR24DY3F 19 2006 03 24...

Page 21: ...20 2006 04 13 16 14 17 15 10 11 12...

Page 22: ...21 27 24 70 23 20 74 37 34 32 31 32 31 19 33 28 22 25 Model MR24DY3F 21 2006 04 13...

Page 23: ...Model MR24DY3F 22 2006 03 24...

Page 24: ...1214 67201214 36 Joint Pipe Assy 67201238 67201238 37 Insulation Pipe E 67201217 67201217 38 Holder Evaporator L Assy 67201239 67201239 39 Holder Evaporator R 67201219 67201219 40 Water Seal 67201220...

Page 25: ...inal 67220181 16 InverterAssy 67230400 59 ACTPM 67201627 17 Coil Choke 67201633 60 PWB Assy Power Supply 67230410 18 Cap Foot 67201650 61 PWB Assy Controller 67230411 19 Compressor Sub Assy 67201651 6...

Page 26: ...lation 9310001004 9315260017 0600185527 9310519004 9305642045 0700076046 0700019036 9303029015 313166024302 Use for air conditioner operation For remote control unit For indoor unit installation Use a...

Page 27: ...0603G3065...

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