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b. LFT-771H

 

                                           

 

NO. 

Model Code 

Description 

Qty 

Material 

Spec 

R2113-992  Pipe Discharge 

Cu 

OD6.35*T0.7*L650 

R2113-981  Pipe Connect Dryer   

Cu 

Φ4.76*T0.7*L220 

R2183-032  Dryer Ass’y 

Cu 

R-134a, 36G 

R8603-824  Ass'y Suction Pipe TM23F 

Cu 

CAPI OD3.0XID1.4X4800 

R319A-460  Pipe Cond Outlet 

Cu 

OD4.76*T0.7*340 

R319A-470  Pipe Dryer Inlet 

Cu 

OD4.76*T0.7*L506.5 

R2104-610  Tube Vaccum 

Cu 

T0.6*¢6.35*L=120 

R858C-420  As Condenser 

SWST 

Φ4.76*13,190 

R3723-070 

Condenser Fan Motor 
Blade 

AL 

9" CW 

10 

R7423-070  Condenser Fan Motor 

220V 50~60Hz. 9W. CCW. 

11 

R315A-050  Bracket C-Fan Motor 

GI 

T2 

12 

R3813-791  Fan Cover Wire 

MSWR10 

Φ2.5 

a2 

R730A-010  Starting Relay 

SC12CLX2. 117U6020 

R325A-670  Cover 

103N2008 

R746A-050  Starting Capacitor 240uF 

117U5023 

R750A-010  Cord Relief 

 

103N1004 

 

Summary of Contents for LFT-23H

Page 1: ...Commercial Upright Refrigerator Freezer Service Manual...

Page 2: ...TABLE OF CONTENS 1 SPECIFICATIONS 4 6 2 PARTS 7 44 3 WIRING DIAGRAM 45 47 4 MAIN COMPONENTS 48 62 5 ELECTRONIC CONTROL INSTRUCTIONS 63 85 6 PART LIST 86 89...

Page 3: ...s danger of fire such as TRACKING SHORT Check whether water has gone into the electric parts When there are traces of water exchange the parts or enact the TRACKING prevention device After repairing c...

Page 4: ...1 Specifications A Dimensions 1 LRT 771H LFT 771H...

Page 5: ...2 LRT 1471H LFT 1471H...

Page 6: ...3 LRT 72H LFT 72H...

Page 7: ...A 810 Screw Machine Comp Samsung 4 MSWR 9 M6X43 ZPY B2 R300A 030 Grommet Comp 4 EPDM EPDM HS 48 2 BLDC COMP C R814B 520 Assy Cabi Pre 1 LRT 771H D R818A 840 Top Grill As T23H 1 STS430 4 LRT 771H E R82...

Page 8: ...crew Machine Comp Danfos 4 MSWR 8 M6X31 ZPY B2 R300A 050 Grommet Comp Danfos 4 NBR HS 40 45 C R814B 530 Assy Cabi Pre 1 LFT 771H D R818A 840 Top Grill As T23H 1 STS430 4 LRT 771H E R829B 690 Ass y Con...

Page 9: ...43 ZPY B2 R300A 030 Grommet Comp 4 EPDM EPDM HS 48 2 BLDC COMP C R814B 540 Assy Cabi Pre 1 LRT 1471H D R818A 850 Top Grill As T49H 1 STS430 4 LRT LFT 1471H E R829B 750 Ass y Control Box 1 LRT 1471H 22...

Page 10: ...SWR 8 M6X31 ZPY B2 R300A 050 Grommet Comp 4 NBR HS 40 45 C R814B 550 Assy Cabi Pre 1 LFT 1471H D R818A 690 Top Grill As T49H 1 STS430 4 LRT LFT 1471H E R829B 760 Ass y Control Box 1 LFT 1471H 220V 50H...

Page 11: ...SWR 8 M6X31 ZPY B2 R300A 050 Grommet Comp 4 NBR HS 40 45 C R814B 560 Assy Cabi Pre 1 LRT 72H D R818A 860 Top Grill As T72H 1 STS430 4 LRT LFT 72H E R829B 770 Ass y Control Box 1 TH HALF DOOR 72R F R81...

Page 12: ...X43 ZPY B2 R300A 030 Grommet Comp 4 EPDM EPDM HS 48 2 BLDC COMP C R814B 570 Assy Cabi Pre 1 LFT 72H D R818A 860 Top Grill As T72H 1 STS430 4 LRT LFT 72H E R829B 780 Ass y Control Box 1 LFT 72H 220V 50...

Page 13: ...0 7 340 5 R319A 470 Pipe Dryer Inlet 1 Cu OD4 76 T0 7 L506 5 6 R2104 610 Tube Vaccum 1 Cu T0 6 6 35 L 120 7 R858C 420 As Condenser 1 SWST 4 76 13 190 8 R3723 070 Condenser Fan Motor Blade 1 AL 9 CW 9...

Page 14: ...4 76 T0 7 340 6 R319A 470 Pipe Dryer Inlet 1 Cu OD4 76 T0 7 L506 5 7 R2104 610 Tube Vaccum 1 Cu T0 6 6 35 L 120 8 R858C 420 As Condenser 1 SWST 4 76 13 190 9 R3723 070 Condenser Fan Motor Blade 1 AL 9...

Page 15: ...104 610 Tube Vaccum 1 Cu T0 6 6 35 L 120 6 R319A 460 Pipe Cond Outlet 1 Cu OD4 76 T0 7 L340 7 R319A 470 Pipe Dryer Inlet 1 Cu OD4 76 T0 7 L506 5 8 R319A 490 Pipe Cross Bar Outlet 1 Cu OD4 76 T0 7 L540...

Page 16: ...TOR DANFOSS 117U5012 1 220V 125 220V 50HZ R7549 310 STARTING RELAY DANFOSS 117U6013 220V 50HZ 7 R319A 470 Pipe Dryer Inlet 1 Cu OD4 76 T0 7 L506 5 8 R319A 490 Pipe Cross Bar Outlet 1 Cu OD4 76 T0 7 L5...

Page 17: ...ect TM72F 1 CU OD4 76 T0 7 L774 5 6 R319A 510 Pipe Cond Outlet TM72F 1 CU OD6 35 T0 7 L363 R319A 540 Pipe Cond 1 CU OD4 76 T0 7 L150 7 R319A 470 Pipe Dryer Inlet TM 1 CU OD4 76 T0 7 L506 5 8 R2183 032...

Page 18: ...s y Relay Box 1 Code No 117 7053 7 R319A 470 Pipe Dryer Inlet 1 Cu OD4 76 T0 7 L506 5 8 R319A 510 Pipe Cond Outlet 1 Cu OD6 35 T0 7 L363 R319A 540 Pipe Cond 1 Cu OD4 76 T0 7 L150 9 R319A 530 Pipe Cros...

Page 19: ...Caster 2 4 STOP 7 R325A 030 Cover Corner 4 ABS 28 5 28 5 53 8 R816B 150 Assy Cross Bar_23H 1 LRT LFT 771H 9 R315A 361 Bracket Cross Bar 1 STS443CT 2B T0 8 80 76 7 10 R315A 820 Bracket Cross Bar T23H...

Page 20: ...Move 7 R3323 240 Caster 4 2 4 Stop 8 R3233 210 SHELF 49 3 MSWR10 NSF W609 D580 9 R3233 210 SHELF 49 3 MSWR10 NSF W609 D580 10 R315A 560 Bracket Cross Bar TM Upp 1 STS443CT 2B T0 8 80 176 72 11 R315A...

Page 21: ...7 R3323 240 Caster 4 2 4 Stop 8 R3233 210 Assy SHELF 49 3 MSWR10 NSF W609 D580 9 R3233 210 Assy SHELF 49 3 MSWR10 NSF W609 D580 10 R315A 560 Bracket Cross Bar TM Upp 1 STS443CT 2B T0 8 80 176 72 11 R...

Page 22: ...SF W609 D580 9 R371A 010 SHELF 72 3 MSWR10 NSF W656 D580 10 R816B 170 Assy Cross Bar_72H 1 STS443CT LRT LFT 72H HOT PIPE 11 R816B 180 Assy Cross Bar_72H 1 STS443CT LRT LFT 72H HOT PIPE 12 R315A 560 Br...

Page 23: ...010 Switch Push 1 SP201 7D 125VAC1 5A 4 R3734 030 Door Locking Ass y 1 ZDC ZCR 5 R511A 490 Inlay Control 1 88 Display DP 6 R4142 123 Control Board 1 ABS BLK T2 242 72 7 R7129 550 Front PCB 88 DP1 1 FR...

Page 24: ...Puch 2 SP201 7D 125VAC1 5A 4 R3734 030 Door Locking Ass y 2 ZDC ZCR 5 R511A 490 Inlay Control 1 88 Display DP 6 R4142 123 Control Board 1 ABS BLK T2 242 72 7 R7129 550 Front PCB 88 DP1 1 FR1 88 Displ...

Page 25: ...h Puch 3 SP201 7D 125VAC1 5A 4 R3734 030 Door Locking Ass y 3 ZDC ZCR 5 R511A 490 Inlay Control 1 88 Display DP 6 R4142 123 Control Board 1 ABS BLK T2 242 72 7 R7129 550 Front PCB 88 DP1 1 FR1 88 Disp...

Page 26: ...357 07 218 97 3 R725A 424 Main PCB 1 FR1 FR1 TM 220V TMF220C 06 4 R7503 070 POWER TRANS 220v 1 220V 50 60HZ DT 1213K 5 R719B 880 Harness Main AC A 23R 1 Ass y UL LED LAMP R7613 780 Harness Main AC B...

Page 27: ...R7119 883 Cover Main PCB Box 1 GI T0 5 357 07 218 97 3 R725A 414 Main PCB 1 FR1 FR1 TM 220V TMR220C 06 4 R7503 070 Power Trans 1 220V 50 60HZ DT 1213K 5 R719A 560 Harness Main AC A 23F 1 115V NEW LED...

Page 28: ...07 218 97 3 R725A 424 Main PCB 1 FR1 FR1 TM 220V TMF220C 06 4 R7503 070 Power Trans 1 220V 50 60HZ DT 1213K 5 R719B 900 Harness Main AC A 49R 1 Ass y UL LED LAMP R7613 971 Harness Main AC B 49R 1 Ass...

Page 29: ...R7119 883 M PCB Box Cover 1 GI T0 5 357 07 218 97 3 R725B 353 Main PCB 1 FR1 FR1 TM 115V FRE TMF115F A2 4 R7503 070 Power Trans 1 220V 50 60HZ DT 1213K 5 R748A 010 Power Relay 1 OMRON G7L 2A TUB 220...

Page 30: ...R7119 883 M PCB Box Cover 1 GI T0 5 357 07 218 97 3 R725B 343 Main PCB 1 FR1 FR1 TM 115V REF TMR115F A2 4 R738A 040 Power Trans 1 220V 50 60HZ DT 1215K 5 R748A 010 Power Relay 1 OMRON G7L 2A TUB 220 2...

Page 31: ...2 R7119 883 M PCB Box Cover 1 GI T0 5 357 07 218 97 3 R725B 353 Main PCB 1 FR1 FR1 TM 115V FRE TMF115F A2 4 R738A 030 Power Trans 1 120V60Hz DT 1215 5 R748A 030 Power Relay 1 PANASONIC HE2AN Q DC12V 2...

Page 32: ...30 4 T0 5 829 6 892 3 R359F 040 Plate Door Rh_Low 1 2 R4122 263 Handle Guard 2 ABS UL94 HB R4122 281 Handle Cover 2 340 6 6 8 3 R3932 361 Cap Door Lock 2 ABS 69 8 21 8 20 3 4 R343A 030 Hinge Grommet 2...

Page 33: ...R359F 050 Plate Door Lf_Upp 1 R359F 060 Plate Door Lf_Low 1 2 R4122 263 Handle Guard 4 ABS UL94 HB R4122 281 Handle Cover 4 340 6 6 8 3 R828A 190 Assy Hinge Lf 2 PA 6 27 22 82L 4 R828A 200 Assy Hinge...

Page 34: ...359F 050 Plate Door Lf_Upp 1 R359F 060 Plate Door Lf_Low 1 2 R4122 263 Handle Guard 6 ABS UL94 HB R4122 281 Handle Cover 6 340 6 6 8 3 R828A 190 Assy Hinge Lf 2 PA 6 27 22 82L 4 R828A 200 Assy Hinge R...

Page 35: ...8 R325A 200 Eva Cover T23 1 STS443CT T 0 5 654 2 573 9 R3744 091 Evap Drain Elbow Upp 1 PP White 10 R3744 101 Evap Drain Elbow Low 1 PP White 11 R2124 021 Evaporator Drain Hose A 1 Silicon 16 12 L 21...

Page 36: ...PP White 11 R3744 101 Evap Drain Elbow Low 1 PP White 12 R2124 021 Evaporator Drain Hose A 1 Silicon 16x12 L 213 13 R7313 690 HEATER CORD DRAIN HOSE 1 220V 10W 14 R313A 050 Body Lamp 1 HIPS 60HRI 112...

Page 37: ...155 6 8 R325A 210 Eva Cover T49 1 STS443CT T 0 5 727 653 5 9 R3744 091 Evap Drain Elbow Upp 1 PP White 10 R3744 101 Evap Drain Elbow Low 1 PP White 11 R2124 021 Evaporator Drain Hose A 1 Silicon 16x1...

Page 38: ...w Upp 1 PP White 11 R3744 101 Evap Drain Elbow Low 1 PP White 12 R2124 021 Evaporator Drain Hose A 1 Silicon 16 12 L 213 13 R853A 021 Ass y Heater Drain Hose 1 UL 115V 10W 14 R313A 050 Body Lamp 1 HIP...

Page 39: ...AL T 0 5 255 3 155 6 9 R325A 231 Eva Cover T72R 1 STS443CT T 0 5 845 655 10 R3744 091 Evap Drain Elbow Upp 1 PP White 11 R3744 101 Evap Drain Elbow Low 1 PP White 12 R2124 031 Evaporator Drain Hose B...

Page 40: ...R3744 091 Evap Drain Elbow Upp 1 PP White 12 R3744 101 Evap Drain Elbow Low 1 PP White 13 R2124 021 Evaporator Drain Hose A 1 Silicon 16 12 L 213 14 R853A 040 Ass y Heater Drain Hose 1 BM TM 72F 220V...

Page 41: ...se Vapori 1 ABS 602 5 275 106 5 2 R3422 050 Cover DC Motor T49 1 ABS 280 5 131 11 5 3 R3422 030 Case DC Motor T49 1 ABS 283 143 5 69 5 4 R831A 030 Ass y DC Motor Vapori 1 DC12V DA08025B12MF 5 R1154 09...

Page 42: ...106 5 2 R3422 050 Cover DC Motor T49 1 ABS 280 5 131 11 5 3 R3422 030 Case DC Motor T49 1 ABS 283 143 5 69 5 4 R831A 030 Ass y DC Motor Vapori 1 DC12V DA08025B12MF 5 R3743 400 Holder Vapori Heater 5...

Page 43: ...e DC Motor T49 2 ABS 283 143 5 69 5 4 R831A 030 Ass y DC Motor Vapori 2 DC12V DA08025B12MF 5 R3743 400 Holder Vapori Heater 10 Silicon 33 20 13 5 6 R720A 080 Heater Vaporizer 2 220V 50W 968 SHEATH HEA...

Page 44: ...e DC Motor T49 2 ABS 283 143 5 69 5 4 R831A 030 Ass y DC Motor Vapori 2 DC12V DA08025B12MF 5 R3743 400 Holder Vapori Heater 10 Silicon 33 20 13 5 6 R720A 080 Heater Vaporizer 2 220V 50W 968 SHEATH HEA...

Page 45: ...3 WIRING DIAGRAM T23R T23F...

Page 46: ...T49R T49F...

Page 47: ...T72R T72F...

Page 48: ...R 404A Voltage 220V Comp Model SK1A1Q L2U SC12CLX2 SC18CLX2 SC18G GS26CLX Part code DY R7439 170 R714A 030 R7439 530 R714A 150 R714A 020 Image 4 2 POWER RELAY COMP RELAY MODEL LFT 1471H LRT 72H LFT 72...

Page 49: ...code DY R7549 300 Image Assy Relay Box 11 7053 72F 4 4 RUNNING CAPACITOR MODEL LRT 771PC LRT 1471PC Spec 350V AC 8 2P Part code DY R7549 140 Image 4 5 DRYER MODEL LRT 771H LFT 771H LRT 1471H LFT 72H L...

Page 50: ...3190 CU AL R4 S10 L19202 CU AL R3 S10 L17806 Part code DY R2202 033 R865A 080 R865A 090 Image 4 7 CONDENSER FAN BLADE MODEL ALL Spec AL 225 9 C W Part code DY R3723 070 Image 4 8 CONDENSER FAN MOTOR M...

Page 51: ...FAN MOTOR MODEL ALL Voltage 220V 50 60HZ 9W CCW Motor Model DAI 8204DYCA 1 CCW Part code DY R7423 053 Image 4 11 EVAPORATOR COIL MODEL LRT 771H LRT 1471H LFT 771H LFT 1471H LRT 72H LFT 72H Spec AL AL...

Page 52: ...rt code DY R7313 420 R7303 961 R720A 360 Image 4 13 EVAP FAN BLADE MODEL ALL Spec 8 C C W Part code DY R3729 010 Image 4 14 EVAPORATOR FAN MOTOR GUARD MODEL ALL Spec HIPS VH 1800EX WHITE Part code DY...

Page 53: ...471PC LFT 72T Spec FR1 TM 220V REF TMR220C 05 FR1 TM 220V FRE TMF220C 05 Part code DY R725A 414 R725A 424 4 17 FRONT PCB MODEL ALL Spec 88 SEGMENT Part code DY R725C 220 Image 4 18 INLAY CONTROL MODEL...

Page 54: ...2AWG 4C Part code R7363 250 R7363 260 R729A 010 Image 4 20 EVAPORATOR THERMAL FUSE BIMETAL MODEL LFT 771H LFT 1471H LFT 72H Spec MAX 72 5 Part code DY R7253 052 Image 4 21 TEMP THERMISTOR REF FRE MODE...

Page 55: ...code DY R7213 422 Image 4 23 HARNESS SWITCH MODEL LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec UL AWG 18 Part code DY R7523 261 R719C 920 R719A 072 Image 4 24 VAPORI AS MODEL LRT 771PC L...

Page 56: ...RI MODEL ALL Spec DC 12V 3000RPM DA08025B12MF Part code DY R831A 030 Image 4 27 HEATER VAPORI MODEL LRT 1471PC LRT 72T Spec 220V 50W 968 SHEATH HEATER Part code R720A 080 R7703 290 Image 4 28 WICKING...

Page 57: ...0W Part code DY R720A 560 R720A 570 R720A 580 Image 4 30 SENSOR BRACKET MODEL ALL Spec PP WHT Part code DY R3314 192 Image 4 31 CASTER MODEL LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec...

Page 58: ...201 7D 125VAC1 5A Part code DY R7203 010 Q ty 1 2 3 Image 4 33 DOOR LOCKING ASSY MODEL LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec ZDC ZCR Part code DY R3734 030 Q ty 1 2 3 Image 4 34 P...

Page 59: ...1471H LFT 1471H LRT 72H LFT 72H Spec 14 SET 26 SET 36 SET Part code DY R8429 022 R8429 012 R835A 010 Image 4 36 SHELF STANDARD L MODEL LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec AL T1...

Page 60: ...mage 4 38 ASSY HINGE MODEL LRT 771H LFT 771H LRT 1471H LRT 72H LFT 1471H LFT 72H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec STS304 T3 0 Part code DY R828A 260 ASSY HINGE BK LOW RH R828A 250 ASSY HINGE B...

Page 61: ...RT 771H LFT 771H Spec LF RH Part code DY R828A 190 R828A 200 Image 4 40 DOOR ASSY MODEL LRT 1471H LFT 1471H LRT 72H LFT 72H LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H LFT 72H Spec LF UPP LF LOW RH...

Page 62: ...1H LRT 72H LFT 72H Spec 220V 7W 220V 15W SWST OD4 76 T0 7 SWST OD4 76 T0 7 Pa rt co de D Y R816B 120 R816B 170 R816B 180 Image 4 42 CHECK VALVE AS MODEL LRT 771H LFT 771H LRT 1471H LFT 1471H LRT 72H L...

Page 63: ...5 ELECTRONIC CONTROL INSTRUCTIONS 5 1 FREEZER CONTROL 5 1 1 HOW TO USE THE DISPLAY PCB PANEL...

Page 64: ...mes Change set up value 3 COMP 1 Operate by Temperature Value 2 Operates on Comp ON OFF Set Value 3 If Temp Value hits the OFF Temp the Comp does not operate for 5 min 4 FAN 1 Operate with Comp 2 If t...

Page 65: ...ximum 40 min 4 If fails defrost Error Code will be saved If Temp is over 23 5 after precool or the sensor malfunctioned heater will go atleast 20 min and at 28 2 it will go Off dF 10 Resting Period 1...

Page 66: ...rost After access return after the last procedure Return after 20 min auto D Sensor display dS 888 D Sensor rS 888 R Sensor 15 Condenser Alarm 1 Alarms for an hour if set up period is passed 2 1 Push...

Page 67: ...nate the Defrost F3 Poor Defrost If D Sensor lower than 53 6 in 40 min later Terminate the Defrost 40 min after its start C1 Poor Cycle If D Sensor is above 32 in 30 min later Normal Operation RT Sens...

Page 68: ...5 ELECTRONIC CONTROL INSTRUCTIONS 5 2 REFRIGERATOR CONTROL 5 2 1 HOW TO USE THE DISPLAY PCB PANEL Default Temp Range Level REF 2 2 4 6 FEZ 18 23 15 9 REF 35 28 39 12 FEZ 0 9 5 15...

Page 69: ...SOR DC CON9 Room Sensor DC CON10 Display cable 10P DC CON3 15 LED DC CON11 Display cable 8P DC Test Switch DC CON7 Cabinet Heater CON4 Evaporator Fan CON1 Transformer AC CON1 Transformer AC CON2 Power...

Page 70: ...Room Sensor Temp 3 FRE Defrost Period Defrost Period can be set to 5 6 7 8 9 10Hr Default 8hr 4 REF Defrost Period Defrost every 5 Hr 5 Defrost System FRE Defrost System 1 PRE COOL To Lower Room Temp...

Page 71: ...T Temp is between 78 26 Comp On Tem p HTR is 10min ON 10min OFF When RT Temp is below Comp On Temp HTR goes OFF 8 REF Frost Prevent System COMP OFF EVA FAN OFF To prevent REF EVA Frost If Room Temp is...

Page 72: ...r each operate by a 1 5 sec term Push KEY for 3 sec to enter control mode 888SEGMENT NO MODE SW 4 Display Content 1 Forced Defrost 1 times ds Display after 2 sec 888 SEGMENT LED OFF 2 Mode Control 2 t...

Page 73: ...Adjust Temp gap Defrost Time Change 0F 1 sec 00 23 5 0 41 5 0 32 0 5 change 32 0 5 32 5 Display 0d 1 sec 20 32 0 25 32 0 5 33 0 75 33 1 0 34 1 5 35 2 0 37 3 0 39 4 0 41 5 0 CA 1 sec 00 23 5 0 41 5 0...

Page 74: ...N C P FAN ON 2 COMP OFF FAN OFF Defrost HTR ON R Model does not have function d H t 3 COMP OFF FAN OFF Defrost HTR OFF Cord HTR ON C H t d Error Check 1 Display No Error n O Error S1 SENSOR SHORTAGE P...

Page 75: ...15sec auto save j Temp Check Mode 1 Content Hold hit 3 times to enter Mode SEGMENT display value Operation Normal Operation 2 Adjustment Press Display DS D SENSOR Temp RS R SENSOR Temp Return REF D Se...

Page 76: ...r Error 1 S1 Sensor SHORTAGE or Temp is over 143 62 SEGMENT ESH Blinks 2 S1 Sensor OPEN or Temp is under 58 50 SEGMENT ESL Blinks 3 ERROR Mode Operation REF S1 Sensor ERROR 10min On 20min Off FRE S1 S...

Page 77: ...Ambient sensor Disconnected Sensor Normal Operation r t Shortage of Sensor r t _ 3 D1 SENSOR Defrost Sensor Disconnected Sensor or Room temp is under 58 Normal Operation D 1 Shortage of Sensor or Room...

Page 78: ...is not connected of error Normal Operation u F n When a combined temperature amperage value is above the limit specified by the compressor manufacturer a protector will operate independently turning...

Page 79: ...1 Replace 9 Compressor 1 Open windings 1 Check continuity and replace 10 Relay Compressor 1 Bad contacts 1 Replace 2 Open coil winding 2 Check and replace 2 Compressor will not run draws current and...

Page 80: ...Freezer See C 1 5 Defrost System 2 Refrigerator C 1 6 Defrost System 3 Check D Sensor position 4 Refrigerant 1 Leak 1 Repair leak and recharge 5 Fan Motor 1 Defective 1 Check and replace 6 Condenser...

Page 81: ...ective 1 Replace 2 Control Board 1 Defective 1 Replace 3 Defrost 1 Not enough defrosts occurring per day Operation in humid conditions 1 Freezer See C 1 5 Defrost System 2 Refrigerator C 1 6 Defrost S...

Page 82: ...motor 2 Replace 4 Relay 1 Chattering 1 Replace Thermistors semiconductors are used for the cabinet control sensor and defrost termination sensor The resistance varies depending on temperature No adjus...

Page 83: ...an OFF ON Compressor OFF Pre set value Room Sensor Pre set value ON Vaporazer Fan OFF Set value 1 Return Temp 3 Set value 0 Return Temp 5 AT Comp ON Temp Heater OFF Comp ON Temp AT 26 10 min ON OFF 26...

Page 84: ...Cabinet Heater OFF ON Evaporator Fan OFF ON Condenser Fan OFF ON Compressor OFF Pre set value Room Sensor Pre set value ON Defrost indicator OFF ON Defrost Heater OFF Pre set value Defrost Sensor No...

Page 85: ...TRONIC CONTROL INSTRUCTIONS 5 2 3 ERROR CODE Display Content Segment Function tO R Sensor OPEN tO Comp ON 6 MINUTES Comp OFF 11 MINUTES ts R Sensor SHORT ts RT Sensor OPEN SHORT Room Temp BOX HEATER 1...

Page 86: ...S MAIN AC A T72F 115V NEW LED LAMP TYPE 1 R7363 250 POWER CORD 250V 10A 1 1 1 1 1 R729A 010 POWER CORD UL E313867 SJT 12AWG 4C 1 CONDENSER R858C 420 CONDENSER COIL SWST 4 76 13190 1 1 1 R865A 080 COND...

Page 87: ...1 1 1 2 2 2 R3729 010 EVAP FAN BLADE AL 8 INCH CCW 1 1 1 2 2 2 R3203 482 MOTOR FIX BRACKET STS430 2B T1 0 90 146 1 1 1 2 2 2 R3812 141 EVAPORATOR FAN MOTOR GUARD HIPS VH 1800EX WHITE 1 1 1 2 2 2 R7213...

Page 88: ...3 MSWR10 W545 D580 1 1 R8439 240 SHELF 49 MSWR10 W609 D580 2 2 2 2 R834A 100 SHELF 72 MSWR10 W656 D580 1 1 R8429 022 ASSY SHELF CLIP 14 SET 1 1 R8429 012 ASSY SHELF CLIP 26 SET 1 1 R835A 010 ASSY SHEL...

Page 89: ...acitor R730A 090 SC18CLX 2 OLP R344A 040 Protector holder R325A 700 Cover 4 R714A 020 GS26CLX 220v 60Hz Compressor Set Total Price S72F STM72F R867A 030 cable 5 R7439 170 SK1A1CL2W DY3 Compressor Set...

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