Commercial Refrigerator Service Manual Under Counter Prep Table Model : MUR-28 MUR-48 MUR-60 MUR-72
TABLE OF CONTENTS. EXPLODED VIEW -. MUR-28SD EXPLODED VIEW -2. MUR-48SD EXPLODED VIEW -3. MUR-60SD EXPLODED VIEW -4. MUR-72SD EXPLODED VIEW 2. WIRING DIAGRAMS 2-. TUR-28SD/ TUR-48SD/ TUR-60SD/ TUR-72SD 3. MAIN COMPONENTS 4. TEMPERATURE CONTROL INSTRUCTION 5. PARTS LIST 6. REPLACEMENT OF MAIN COMPONENTS 6-. REPLACING DOOR 6-2. REFRIGERATION COMPARTMENT PARTS 6-3. COMPRESSOR COMPARTMENT PARTS 6-4. REPLACING THE EVAPORATOR & EVAPORATOR FAN MOTOR
. EXPLODED VIEW -. MUR-28 EXPLODED VIEW 6 7 8 0 9 5 4 3 2 2 3 5 6 7 4 Part Name SHELF 2 CABINET ASSEMBLY 2 3 COMPRESSOR 3 4 CONDENSER ASSEMBLY 4 5 MECH COVER 5 6 COUNTER TOP 6 7 EVAPORATOR FAN DUCT 7 PAN DUCT FRONT TOP HINGE DOOR ASSEMBLY BOTTOM HINGE TAMPERATURE CONTROL COVER EVAPORATOR DUCT CASTER 8 LOUVE 8 9 EVAPORATOR ASSEMBLY 9 0 EVAPORATOR DRAIN GUIDE 20
-2. MUR-48 EXPLODED VIEW 0 2 7 9 8 6 5 4 3 3 4 2 5 6 8 7 20 2 22 9 Part Name SHELF 3 2 CABINET ASSEMBLY 4 3 COMPRESSOR 5 4 CONDENSER ASSEMBLY 6 5 MECH COVER(RH) 7 6 UNIT COVER 8 7 MECH COVER(LF) 9 8 EVAPORATOR ASSEMBLY 20 9 EVAPORATOR DRAIN GUID 2 0 COUNTER TOP ASSEMBLY 22 EVAPORATOR FAN DUCT 23 2 LOUVER 24 PAN DUCT FRONT TOP HINGE(LF) DOOR ASSEMBLY(LF) BOTTOM HINGE(LF) DOOR ASSEMBLY(RH) TOP HINGE(RH) BOTTOM HINGE(RH) TAMPERATURE CONTROL COVER EVAPORATOR DUCT CASTER
-3. MUR-60 EXPLODED VIEW 8 2 0 9 7 6 5 3 4 4 3 5 2 6 7 8 20 2 8 9 Part Name SHELF 4 TOP HINGE(LF) 27 2 CABINET ASSEMBLY 5 DOOR ASSEMBLY(LF) 28 3 CONDENSER ASSEMBLY 6 BOTTOM HINGE(LF) 29 4 COMPRESSOR 7 DOOR ASSEMBLY(RH) 30 5 MECH COVER(RH) 8 TOP HINGE(RH) 6 UNIT COVER 9 BOTTOM HINGE(RH) 7 MECH COVER(LF) 20 TAMPERATURE CONTROL COVER 8 COUNTER TOP ASSEMBLY 2 EVAPORATOR DUCT 9 EVAPORATOR ASSEMBLY 22 CASTER 0 EVAPORATOR DRAIN GUID 23 EVAPORATOR FAN DUCT 24 2 LOUVER 25 3 PAN DUCT FRONT 26
-4. MUR-72 EXPLODED VIEW 0 2 9 8 6 5 7 4 3 4 3 5 2 6 7 9 8 2 22 23 20 Part Name SHELF 4 TOP HINGE(LF) 27 2 CABINET ASSEMBLY 5 DOOR ASSEMBLY(LF) 28 3 COMPRESSOR 6 BOTTOM HINGE(LF) 29 4 MECH COVER(RH) 7 DOOR ASSEMBLY(MID) 30 5 UNIT COVER 8 DOOR ASSEMBLY(RH) 3 6 MECH COVER(LF) 9 TOP HINGE(RH) 32 7 CONDENSER ASSEMBLY 20 BOTTOM HINGE(RH) 33 8 EVAPORATOR ASSEMBLY 2 TAMPERATURE CONTROL COVER 34 9 EVAPORATOR DRIAN GUID 22 EVAPORATOR DUCT 0 COUNTER TOP ASSEMBLY 23 CASTER EVAPORATOR FAN DUCT 24 2 LOUVER 25 3 PAN DUCT FRONT 26
2. WIRING DIAGRAMS 2-. MUR-28 /MUR-48SD / MUR-60 / MUR-72
3.MAIN COMPONENTS.COMPRESSOR MODEL PART NAME PART NO. HORSE CAPACITY TYPE OF INPUT MAKER MUR-28 MUR-48 HBL-27YE- SKAC-L2W M36970000 M60970000 /4HP /4HP CSIR CSIR 0-5V 60Hz 5V 60Hz MUR-60 SKAC-L2W M60970000 /3HP CSIR 5V 60Hz MUR-72 SKAC-L2W M60970000 /3HP CSIR 5V 60Hz DAEWOO SAMSUNG SAMSUNG SAMSUNG 2.COMPRESSOR RELAY,OVERLOAD MODEL RELAY OVERLOAD MUR-28 GSR SO68 E03 03 783RHBZZ-52 MUR-48 J53Q34E220M3503 795TFBZZ-53 MUR-60 J53Q34E220M3503 795TFBZZ-53 MUR-72 J53Q34E220M3503 795TFBZZ-53 MAKER NOTE DAEWOO SAMSUNG SAMSUNG SAMSUNG 3.COMPRESSOR CAPACITOR MODEL STARTING PART NO. RUNNING MUR-28 200V/00uF 230V/0uF MUR-48 25V/25uF 250V/2uF MUR-60 25V/25uF 250V/2uF MUR-72 25V/25uF 250V/2uF PART NO. MAKER NOTE 4.CONDENSER FAN MOTOR MODEL PART NAME PART NO. INPUT TYPE BLADE MAKER MUR-28 IS-4420DWSN-2A 396332820 MUR-48 MUR-60 IS-4420DWSN-2A IS-4420DWSN-2A 396332820 3963328204 5V, 60Hz SHADED POLE INDUCTION AL 5 SUNGSHIN MUR-72 IS-4420DWSN-2A 396332820 5.EVAPORATOR FAN MOTOR MODEL PART NAME PART NO. POLE INPUT TYPE BLADE (NUMBER) NO MUR-28 MUR-48 MUR-60 MUR-72 DAI-6202DEUA DAI-6202DEUA DAI-6202DEUA DAI-6202DEUA M729900200 2P 5V,60Hz SHADED POLE INDUCTION ZYTEL 4 SUNGSHIN 6.THERMOSTAT PART NAME PART NO. RATING MAKER K55Q-5607,6A THERMOSTAT 30283L000 MUR-28,MUR-48 RANCO MUR-6,MUR-72
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 Part Name Part Code Description Model 28 48 60 72 Remark. DOOR DOOR ASSEMBLY (L) WM6700200 DOOR ASSEMBLY (L) WM7700200 DOOR ASSEMBLY (M) WM7700300 DOOR ASSEMBLY (R) WM20000900 DOOR ASSEMBLY (R) WM670000 DOOR ASSEMBLY (R) WM770000 DOOR BUSHING M72070000 PA-66 DOOR GASKET M27230000 PVC DOOR GASKET M60230000 PVC DOOR GASKET M72230000 PVC TOP HINGE ( R ) M72290000 SUS304,SM45C TOP HINGE ( L ) M722900200 SUS304,SM45C TOP HINGE SPACER M72500000 BOTTOM HINGE (U)(R) 30229M0400 SUS304,SM45C BOTTOM HINGE (U)(L) 30229M0300 SUS304,SM45C SPRING BAR 2. COUNTER TOP COUNTER TOP ASSEMBLY U27950000 COUNTER TOP ASSEMBLY U48950000 COUNTER TOP ASSEMBLY U60950000 COUNTER TOP ASSEMBLY U72950000 CASTER M72650000 5' MOVING CASTER M726500200 5' MOVING STOPPING 2 4 4 6 2 2 3 2 2 2 3 2 2 2 3 2 2 2 2 2 2 2 2 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) SUCTION PIPE(B) SUCTION PIPE(A) SUCTION PIPE(A) SUCTION PIPE(A) COMP BASE COMP BASE M36970000 M60970000 M364400200 M604400200 M604400800 U724400200 M27440000 M604400200 M604400800 U724400200 M27440000 M604400400 U72440000 M27030000 M60030000 HBL-27YE- (/4HP) SKAC-L2W (/3HP) GI GI
Part Name Part Code Description CONDENSER FAN MOTOR 396332820 IS-4420DWSN-2A POWER CORD M7230000 KKP-30(9.85FT) CONDENSER FAN AIR GUIDE M722500900 GI DRAIN PAN 302A0200 PP DRAIN PAN M72930000 PP DRAIN PIPE M48440000 Φ8X0.8T CONDENSER MOTOR BRACKE 3020602200 GI CONDENSER FAN BLADE M72980000 AL Model 28 48 60 72 2 2 2 Remark Part Name Part Code Description Model 28 48 60 72 Remark 4. REFRIGERATION COMPARTMENT LOUVER LOUVER M27580000 M48580000 LOUVER M60580000 LOUVER M72580000 SHELF M27780000 STS304 SHELF M60780000 STS304 SHELF M72780000 STS304 SHELF MID M727800300 STS304 FIXTURE SHELF CLIP 30220L0900 PA-66 SHELF MID BRACKET M72060000 SUS304 SHELF STANDARD M725300200 SUS304 DRAIN PAN GUIDE(R) M27250000 GI DRAIN PAN GUIDE(L) M272500200 GI EVAPORATOR AS M36700000,SPG,AL EVAPORATOR AS M487000200,SPG,AL THERMOSTAT EVAPOVATOR FAN DUCT EVAPOVATOR FAN DUCT EVAPOVATOR FAN DUCT EVAPOVATOR FAN DUCT EVAPOVATOR DUCT EVAPOVATOR DUCT EVAPOVATOR DUCT EVAPOVATOR DUCT FIXTURE EVAP DUCT BRACKET M276900200 M486900200 M606900200 M726900200 M276900300 M486900300 M606900300 M726900300 M72060000 MULLION FRAME M722200400 MULLION BACK FRAME M722200200 MULLION FRAME INSULATION M72330000 CONDENSER AS M36590000 CONDENSER AS M60590000 BRACKET MOTOR 30220T0300 FAN COOLING BLADE 3080220 EVAP FAN MOTOR CM2500000 30283L000 250V,6A K55Q -5607 PVC SUS304-2B F-PS,SPG,AL,SPG,AL SUS304 ZYTEL IS-3220QTBD 2 2 2 4 8 8 2 2 4 8 8 2 2 2 2 2 2 2 2 2 2 2 3 2 2 2 2
6. REPLACEMENT OF MAIN COMPONENTS 6-. 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