Turbo Air MUR-28 Service Manual

Commercial Refrigerator

Service Manual

Under Counter Prep Table

Model : MUR-28

MUR-48 MUR-60 MUR-72

TABLE OF CONTENTS

1. EXPLODED VIEW

1-1. MUR-28SD EXPLODED VIEW 1-2. MUR-48SD EXPLODED VIEW 1-3. MUR-60SD EXPLODED VIEW 1-4. MUR-72SD EXPLODED VIEW

2. WIRING DIAGRAMS

2-1. TUR-28SD/ TUR-48SD/ TUR-60SD/ TUR-72SD

3. MAIN COMPONENTS

4. TEMPERATURE CONTROL INSTRUCTION

5. PARTS LIST

6. REPLACEMENT OF MAIN COMPONENTS

6-1. REPLACING DOOR 6-2. REFRIGERATION COMPARTMENT PARTS 6-3. COMPRESSOR COMPARTMENT PARTS 6-4. REPLACING THE EVAPORATOR & EVAPORATOR FAN MOTOR

R

1. EXPLODED VIEW

1-1. MUR-28 EXPLODED VIEW

7

6

8

11

12

13

15 16

14

10

17

9

5

4

3

2

1

◎ Part Name

SHELF

111

CABINET ASSEMBLY

212

COMPRESSOR

313

CONDENSER ASSEMBLY

414

MECH COVER

515

COUNTER TOP

616

717

LOUVE

818

EVAPORATOR ASSEMBLY

919

EVAPORATOR DRAIN GUIDE

10 20

PAN DUCT FRONT

TOP HINGE

DOOR ASSEMBLY

BOTTOM HINGE

TAMPERATURE CONTROL COVE

EVAPORATOR DUCT

CASTEREVAPORATOR FAN DUCT

1-2. MUR-48 EXPLODED VIEW

R

D

11

12

10

7

9

8

13

14

15

16

17

18

20 21

19

22

6

5

4

3

2

1

◎ Part Name

SHELF PAN DUCT FRONT

113

CABINET ASSEMBLY TOP HINGE(LF)

214

COMPRESSOR

315

CONDENSER ASSEMBLY BOTTOM HINGE(LF)

416

MECH COVER(RH)

517

UNIT COVER

618

MECH COVER(LF)

719

EVAPORATOR ASSEMBLY

820

EVAPORATOR DRAIN GUI

921

COUNTER TOP ASSEMBLY CASTER

10 22

EVAPORATOR FAN DUCT

11 23

LOUVER

12 24

DOOR ASSEMBLY(LF)

DOOR ASSEMBLY(RH)

TOP HINGE(RH)

BOTTOM HINGE(RH)

TAMPERATURE CONTROL COVE

EVAPORATOR DUCT

D

R

1-3. MUR-60 EXPLODED VIEW

11

12

8

10

9

13

14

15

16

17

18

21

20

19

8

7

6

5

3

2

◎ Part Name

SHELF TOP HINGE(LF)

114 27

CABINET ASSEMBLY DOOR ASSEMBLY(LF)

215 28

CONDENSER ASSEMBLY BOTTOM HINGE(LF)

316 29

COMPRESSOR

417 30

MECH COVER(RH)

518

UNIT COVER

619

MECH COVER(LF)

720

COUNTER TOP ASSEMBLY

821

EVAPORATOR ASSEMBLY CASTER

922

EVAPORATOR DRAIN GUI

10 23

EVAPORATOR FAN DUCT

11 24

LOUVER

12 25

PAN DUCT FRONT

13 26

DOOR ASSEMBLY(RH)

TOP HINGE(RH)

BOTTOM HINGE(RH)

TAMPERATURE CONTROL COVE

EVAPORATOR DUCT

4

1

R

D

1-4. MUR-72 EXPLODED VIEW

10

11

12

13

14

15

16

17

18

8

9

7

19

23

2221

20

6

5

4

3

2

1

◎ Part Name

SHELF TOP HINGE(LF)

114 27

CABINET ASSEMBLY DOOR ASSEMBLY(LF)

215 28

COMPRESSOR BOTTOM HINGE(LF)

316 29

MECH COVER(RH) DOOR ASSEMBLY(MID)

417 30

UNIT COVER DOOR ASSEMBLY(RH)

518 31

MECH COVER(LF) TOP HINGE(RH)

619 32

CONDENSER ASSEMBLY BOTTOM HINGE(RH)

720 33

EVAPORATOR ASSEMBLY

821 34

EVAPORATOR DRIAN GUI

922

COUNTER TOP ASSEMBLY

10 23

EVAPORATOR FAN DUCT

11 24

LOUVER

12 25

PAN DUCT FRONT

13 26

TAMPERATURE CONTROL COVE

EVAPORATOR DUCT

CASTER

2. WIRING DIAGRAMS

2-1. MUR-28 /MUR-48SD / MUR-60 / MUR-72

E

3.MAIN COMPONENTS

N

E

1.COMPRESSOR

MODEL MUR-28 MUR-48 MUR-60 MUR-72

PART NO.

M369700100

SK1A1C-L2W SK1A1C-L2W 1/3HP

M609700100 M609700100 M609700100

ORS

1/4HPHBL-27YE-1 1/4HP ~ CSIR

1/3HPSK1A1C-L2W

CAPACITY

~ 110-115V 60Hz

~ ~

TYPE OF INPUTPART NAME

CSIR

CSIR CSIR

2.COMPRESSOR RELAY ,OVERLOAD

MODEL RELAY OVERLOAD

MUR-28 GSR SO68 E03 03 783RHBZZ-52 MUR-48 MUR-60 MUR-72

J531Q34E220M3503 J531Q34E220M3503 J531Q34E220M3503

795TFBZZ-53 795TFBZZ-53

795TFBZZ-53

DAEWOO SAMSUNG SAMSUNG

SAMSUNG

3.COMPRESSOR CAPACITOR

MODEL MAKER MUR-28 MUR-48 MUR-60 MUR-72

STARTING

200V/100uF 125V/125uF ~ 125V/125uF 125V/125uF ~

PART NO.

RUNNING PART NO.

~

~ 250V/12uF

230V/10uF 250V/12uF

250V/12uF

~ ~ ~

~

MAKER

DAEWOO

115V 60Hz 115V 60Hz 115V 60Hz

MAKER

~ ~~ ~~

SAMSUNG SAMSUNG SAMSUNG

NOTE

~ ~ ~ ~

NOTE

~

~~

4.CONDENSER FAN MOTOR

MODEL PART NAME MUR-28 MUR-48 MUR-60 MUR-72

IS-4420DWSN-2A IS-4420DWSN-2A IS-4420DWSN-2A

3963328120 3963328120 3963328120 3963328120IS-4420DWSN-2A

5.EVAPORATOR FAN MOTOR

MODEL MUR-28

MUR-48 MUR-60 MUR-72

PART NAME

DAI-6202DEUA DAI-6202DEUA DAI-6202DEUA DAI-6202DEUA

M729900200

6.THERMOSTAT

PART NAME PART NO.

THERMOSTAT 30283L0100

PART NO.

PART NO. TYPE

POLE

INPUT TYPE BLADE

15V， 60Hz

INPUT

2P 115V,60Hz

RATING K55Q-5607,16A MUR-28,MUR-48

MUR-6,MUR-72

HADED POL

INDUCTION

SHADED

POLE

AL 5

(NUMBER)

MAKER

RANCO

BLADE

ZYTEL

4

MAKER

SUNGSHIN

NO

SUNGSHI

4.TEMPERATURE CONTROL INSTRUCTION

- Temperature can be controlled by the user.

- Factory setting is at "NORMAL" Settings can be changed by Dial Knob.

◎ Indicates temperature level setting.

5. PARTS LIST

R

Part Name

Part Code

Description

1. DOOR

DOOR ASSEMBLY (L) DOOR ASSEMBLY (L) DOOR ASSEMBLY (M) DOOR ASSEMBLY (R) WM20000900 DOOR ASSEMBLY (R) DOOR ASSEMBLY (R) DOOR BUSHING M720700100 DOOR GASKET M272300100 PVC DOOR GASKET DOOR GASKET TOP HINGE ( R ) TOP HINGE ( L ) M722900200 TOP HINGE SPACE BOTTOM HINGE (U)(R) SUS304,SM45C BOTTOM HINGE (U)(L) 30229M0300 SPRING BA

WM61700200 WM71700200 WM71700300

WM61700100 WM71700100

M602300100 M722300100 M722900100

M725000100 30229M0400

PA-66

PVC

PVC SUS304,SM45C SUS304,SM45C

SUS439-2B

SUS304,SM45C

2. COUNTER TOP

COUNTER TOP ASSEMBLY U279500100 COUNTER TOP ASSEMBLY U489500100 COUNTER TOP ASSEMBLY COUNTER TOP ASSEMBLY CASTE CASTE

U609500100

U729500100 M726500100 M726500200

5' MOVING

5' MOVING STOPPING

Model

28 48 60 72

1

11

1

11 2446 1

2

23 1112

111 1223 1112

111 1223

1

1 2222 2222

Remark

3. COMPRESSOR COMPARTMENT

COMPRESSOR COMPRESSOR SUCTION PIPE(B) SUCTION PIPE(B) SUCTION PIPE(B) SUCTION PIPE(B) SUCTION PIPE(A) SUCTION PIPE(B) SUCTION PIPE(B) M604400800

SUCTION PIPE(A) SUCTION PIPE(A) SUCTION PIPE(A) U724400100 COMP BASE M270300100 COMP BASE

M369700100 M609700100 M364400200 M604400200 CU M604400800

U724400200 M274400100 M604400200

U724400200SUCTION PIPE(B) M274400100 M604400400 CU

M600300100

HBL-27YE-1 (1/4HP)

SK1A1C-L2W (1/3HP)

CU

CU CU CU CU CU CU CU

CU

GI GI

1

111

1

11

1

111

E

Part Name

CONDENSER FAN MOTOR

POWER CORD

CONDENSER FAN AIR GUIDE

DRAIN PAN

DRAIN PIPE

CONDENSER MOTOR BRACK

CONDENSER FAN BLADE

Part Code

3963328120 M721300100 M722500900

30211A0200 M729300100

Description

IS-4420DWSN-2A

KKP-30(9.85FT)

GI PP PP

M484400100 Φ8X0.8T

3020602200 GI

M729800100

AL

Model

28 48 60 72

1112

1111

1

111

1112

Remark

Part Name

Part Code

Description

4. REFRIGERATION COMPARTMENT

LOUVER

SHELF

SHELF MID M727800300 STS304

FIXTURE SHELF CLIP

SHELF MID BRACKET

SHELF STANDARD

DRAIN PAN GUIDE(R)

DRAIN PAN GUIDE(L)

EVAPORATOR AS M367000100

EVAPORATOR AS

THERMOSTAT

EVAPOVATOR FAN DUCT

EVAPOVATOR DUCT

FIXTURE EVAP DUCT BRACKET

MULLION FRAME

MULLION BACK FRAME

MULLION FRAME INSULATION

CONDENSER AS

BRACKET MOTOR

FAN COOLING BLADE

EVAP FAN MOTOR IS-3220QTBD

M275800100

M485800100

M605800100

M277800100

M607800100

M727800100

30220L0900

M720600100

M725300200

M272500100

M272500200

M487000200

30283L0100 250V,16A K55Q -5607

M276900200

M486900200

M606900200

M726900200 SUS439-2B

M276900300

M486900300 SUS439-2B

M606900300

M726900300

M720601000

M722200400 PVC

M722200200

M723300100

M365900100

M605900100

30220T0300

3011802210

CM25000100

SUS439-2B

SUS439-2BM725800100LOUVER

STS304

PA-66

SUS304

GI

CU,SPG,AL

SUS439-2B

SUS304-2B

F-PS

CU,SPG,AL

SUS304

ZYTEL

Model

28 48 60 72

1

2

22

1 48812 211 48812 1 1 1

111 1111 1

1

2222

112

112 1

111 2223 1111 2222

Remark

6. REPLACEMENT OF MAIN COMPONENTS

6-1. REPLACING DOOR

A. Unscrew the top hinge B. Lift the door

6-2. REFRIGERATION COMPARTMENT PARTS

A.Disassemble the evaporator fan duct assembly

B.Disassemble the evaporator duct

C.Remove the tamperature & sensor

6-3. COMPRESSOR COMPARTMENT PARTS

A.Disassembly the rear grill

B.Disassembly the condesing unit

6-4. REPLACING THE EVAPORATOR & EVAPORATOR FAN MOTOR

A.Remove the evaporator coil B.Remove the evaporator fan motor