Friedrich MR30C3F Service Manual

Wall mounted type
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SPLIT TYPE

ROOM AIR CONDITIONER

WALL MOUNTED
Models
Indoor unit
Outdoor unit
MW30C3F
MR30C3F
CO NT E N T S
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . 1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . 2
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . 5
ERROR CONTENTS . . . . . . . . . . . . . . . .
DISASSEMBLY ILLUSTRATION . . . . . . . 15
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . 23
STANDARD ACCESSORIES . . . . . . . . . .
type
6
9
14
25

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Summary of Contents for Friedrich MR30C3F

  • Page 1: Table Of Contents

    Indoor unit Outdoor unit MW30C3F MR30C3F CO NT E N T S SPECIFICATIONS ....1 DIMENSIONS ..... . . 2 REFRIGERANT SYSTEM DIAGRAM .
  • Page 2: Specifications

    Gross / Net OUTDOOR UNIT Gross / Net 155 / 137 lbs. (70 / 62 kg ) 2006.03.15 NOISE LEVEL MW30C3F MR30C3F INDOOR UNIT 30,700 BTU/hr OUTDOOR UNIT 208 V / 230 V 60 Hz REFRIGERANT CHARGE (R410A) 15.2 A...
  • Page 3 O U TL IN E A N D D IM E NS I ONS Unit : inch (mm) INDOOR UNIT Model : MW30C3F 12-5/8" (320) 39-1/4" (998) 9" (228) 2006.02.22...
  • Page 4 OUTDOOR UNIT Model : MR30C3F Unit : inch (mm) 2006.03.15 3"(77) 35-1/2" (900) 25-5/8" (650) Air Flow 1-1/4" 1/2" (31) (12) 13" (330) 15-3/4" (400) 5-3/4" (147) 6-3/4" (170)
  • Page 5: Refrigerant System Diagram

    REFR IGERANT SYSTE M DI AGRAM Models : MW30C3F / MR30C3F 3-Way valve (Large) Muffler Pressure switch Cooling Refrigerant pipe diameter Liquid : 3/8" (9.52 mm) Gas : 5/8" (15.88 mm) 2006.02.22 Heat exchanger ( INDOOR ) 4-Way valve Heat exchanger...
  • Page 7: Indoor Pcb Circuit Diagram

    IN D OOR P CB CI R CUI T DI AG RA M Model : MW30C3F OUTDOOR UNIT LOUVER ( RIGHT / LEFT ) LOUVER ( UP / DOWN ) DIFFUSER FAN MOTOR 2006.03.15 TERMINAL BOARD CONTROL UNIT MW30C3F : EZ-005DWSE THERMAL FUSE 103 SERIAL...
  • Page 8 Model : MW30C3F POWER SUPPLY CIRCUIT 5D - 11 I C26-14 I C26-10 K1-4 C13 0.01 0.7A - 5.0MH 250V C8 0.47 275V 470V C14 0.01 <TNR> 250V (97) I C2 (96) 470V 470V NJM7805 (76) <TNR> <TNR> T1-12 330/ 330/ <F>...
  • Page 9 Model : MW30C3F D201 SLR-325 D202 SLR-325 D203 SLR-325 2006.03.15 INDICATOR PCB ASSY K05CY-0500HSE-D0 C201 <F> I C201 R201 GP1UM261R <1/4W> + C202 CN201...
  • Page 10: Outdoor Pcb Circuit Diagram

    OU TD OOR PC B C IRCUI T D IA GR AM Model : MR30C3F INVERTER ASSEMBLY EZ-00502HUE POWER SUPPLY PCB ASSY K05CW-0503HUE-FL0 TR PCB ASSY ( I P M ) K05CZ-0503HUE-TR0 CAPACITOR PCB ASSY K05FB-0500HUE-P0 ACTPM CONTROLLER PCB ASSY K05CU-0503HUE-C1 2006.03.15...
  • Page 11 Model : MR30C3F <1/10W> <1/10W> 2006.03.15 CONTROLLER PCB ASSY K05CU-0503HUE-C1...
  • Page 12 TR PCB ASSY ( I P M ) K05CZ-0503HUE-TR0 Model : MR30C3F 2006.03.15...
  • Page 14 Model : MR30C3F CAPACITOR PCB ASSEMBLY WHITE VIOLET 2006.03.15 K05FB-0500HUE-P0 SMOOTHING CIRCUIT 660 / 450V x 4 C202 C200 C201 R200 220K <2W> YELLOW C203 BLUE...
  • Page 15: Error Contents

    Error Serial signal error Indoor unit thermistor error Outdoor unit thermistor error Indoor unit control error Outdoor unit control error Indoor fan motor error Refrigerant cycle error Optional function error Model information error 2006.04.04 Display Error Operation Timer LED 2 flash Serial signal (reverse) error, at operation start up 3 flash Serial signal (reverse) error, during oeration...
  • Page 16: Disassembly Illustration

    D I SA SS EM BL Y I L L US T RAT I O N Model : MW30C3F 2006.03.15...
  • Page 19 Model : MW30C3F 2006.06.13...
  • Page 20 Model : MR30C3F 2006.05.12...
  • Page 21 2006.05.12...
  • Page 22 2006.05.12...
  • Page 23 DISCHARGE TEMP THERMISTOR CONNECTOR : ORANGE OUTDOOR TEMP THERMISTOR CONNECTOR : BLUE COMPRESSOR TEMP THERMISTOR CONNECTOR : GREEN HEAT EXCHANGER THERMISTOR CONNECTOR : RED 2006.06.13 PRESSURE SWITCH WIRE CONNECTOR : RED...
  • Page 26: Standard Accessories

    ST ANDARD ACCESSORIES Wall hook bracket Remote control unit Remote control unit holder Battery (penlight) Cloth tape Tapping screw (big) Tapping screw (small) 2006.03.15 Name and Shape Part No. 9315023018 9315027160 9305642045 0600185534 9310519004 0700076046 0700019036...
  • Page 27 0602G3030...

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