Service Manual
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GENERAL PURPOSE LABORATORY REFRIGERATORS AND FREEZERS April 2009 SRR-23FD-MED SRR-23GD-MED SRF-23FD-MED L aaaaam,...., SRR-49FD-MED SRR-49GD-MED SRF-49FD-MED is SRR-72GD-MED Reference No. SM-0919003 SERVICE MANUAL SANYO FILE NO.
GENERAL PURPOSE LABORATORY REFRIGERATORS AND FREEZERS April 2009 SRR-23FD-MED SRR-23GD-MED SRF-23FD-MED L aaaaam,...., SRR-49FD-MED SRR-49GD-MED SRF-49FD-MED is SRR-72GD-MED Reference No. SM-0919003 SERVICE MANUAL SANYO FILE NO.
Service Manual
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■ Safety Precautions for Customer Services 3 ■ Electric parts Standards 4 ■ System Diagram of refrigeration Cycle 7 ■ Functional Structure for Each Model 8 ■ Compressor Wiring Diagram 9 ■ Circuit Operation Method Each Mode 12 ■ PCB Operration Method Each Mode 14 ■ Refrigerator Trouble Shooting •25 ■ Control Wiring Diagram 28 ■ Exploded Diagram & Part List 35 2
■ Safety Precautions for Customer Services 3 ■ Electric parts Standards 4 ■ System Diagram of refrigeration Cycle 7 ■ Functional Structure for Each Model 8 ■ Compressor Wiring Diagram 9 ■ Circuit Operation Method Each Mode 12 ■ PCB Operration Method Each Mode 14 ■ Refrigerator Trouble Shooting •25 ■ Control Wiring Diagram 28 ■ Exploded Diagram & Part List 35 2
Service Manual
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... If escaped gas comes in contact with or heat, can produce dangerously toxic gas. • Confirm upon completing installstion that no refrigerant gas is level. Carefully refer to a hazard or WARNING unsafe practice which can cause accidental injuy or death. • Ground ...unit following conditions should be sure the refrigerator is set in refrigerator system meets strict safety and operating standards. In Case of Improper Installation The manufacturer shall in severe personal injury or ...
... If escaped gas comes in contact with or heat, can produce dangerously toxic gas. • Confirm upon completing installstion that no refrigerant gas is level. Carefully refer to a hazard or WARNING unsafe practice which can cause accidental injuy or death. • Ground ...unit following conditions should be sure the refrigerator is set in refrigerator system meets strict safety and operating standards. In Case of Improper Installation The manufacturer shall in severe personal injury or ...
Service Manual
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... r:R - 120uF-250VAC 120uF-250VAC 160V-40/60Hz 315uF-0+20%e 30uF-440VAC 30uF-440VAC NO 4 Electric Parts Standards Reach-in Refrigerator & Freezer 1 Full Door/1 Glass Door „.. 6, 0. : ,.C.-.0) I '')i,[7:L=,. [=., I I 1 ( I . 1 r, , ,, ..:Air4Cdoled.Fteezer and Refrigerator Standards SRR-23FD-MED SRR-23GD-MED SRF-23FD-MED AE4430Y-1SR AE4430Y-1SR CAE2420Z 3/8" 3R x 10S x 310L 3/8" 3R x 10S x 310L 3/8" 3R x 12S x 310L 3/8" 3R x 8S x 280L 3/8" 3R...
... r:R - 120uF-250VAC 120uF-250VAC 160V-40/60Hz 315uF-0+20%e 30uF-440VAC 30uF-440VAC NO 4 Electric Parts Standards Reach-in Refrigerator & Freezer 1 Full Door/1 Glass Door „.. 6, 0. : ,.C.-.0) I '')i,[7:L=,. [=., I I 1 ( I . 1 r, , ,, ..:Air4Cdoled.Fteezer and Refrigerator Standards SRR-23FD-MED SRR-23GD-MED SRF-23FD-MED AE4430Y-1SR AE4430Y-1SR CAE2420Z 3/8" 3R x 10S x 310L 3/8" 3R x 10S x 310L 3/8" 3R x 12S x 310L 3/8" 3R x 8S x 280L 3/8" 3R...
Service Manual
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Electric Parts Standards Reach-in Refrigerator & Freezer 2 Full Door/2 Glass Door V isi - 1 )g , , ie Freezers
Electric Parts Standards Reach-in Refrigerator & Freezer 2 Full Door/2 Glass Door V isi - 1 )g , , ie Freezers
Service Manual
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.....!... zer•::•• ..T00.:".• B.e...f•riger„• ni p 1 0l,i_ 'u: I ' QF.F.::.:re • 0orVen$ef..FakM i. , ,' _ Starting:Capacit Air-Cooled Freezer and Refrigerator • : Standards SRR-72GD AE4440Y-1SR, AE4430Y-1SR 3/8"3Rx10Sx310L, 3/8"3Rx12Sx310L 3/8"3Rx8Sx280L, 3/8"3Rx8Sx280L - nirig.Cap. 8. Fr..e.. n. ci, 30uF-440VAC 20uF-440VAC 6 Electric Parts Standards Reach-in...
.....!... zer•::•• ..T00.:".• B.e...f•riger„• ni p 1 0l,i_ 'u: I ' QF.F.::.:re • 0orVen$ef..FakM i. , ,' _ Starting:Capacit Air-Cooled Freezer and Refrigerator • : Standards SRR-72GD AE4440Y-1SR, AE4430Y-1SR 3/8"3Rx10Sx310L, 3/8"3Rx12Sx310L 3/8"3Rx8Sx280L, 3/8"3Rx8Sx280L - nirig.Cap. 8. Fr..e.. n. ci, 30uF-440VAC 20uF-440VAC 6 Electric Parts Standards Reach-in...
Service Manual
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System Diagram of Refrigeration Cycle Refrigerator EVAPORATOR • WELDING POINT SRR-23FD-MED SRR-23GD-MED Refrigerator EVAPORATOR • WELDING POINT SRR-49FD-MED SRR-49GD-MED ACCUNULAT CHARGE CAPPILARY OGRE CHARGE 1/4 H.P COMPRESS CONDENSER EVAPORATOR ACCUNULAT CHARGE CAPPILARY DRYE CHARGE 1/3 H.P COMPRESS Freezer CONDENSER EVAPORATOR • WELDING POINT ACCUNULAT SRF-23FD-MED • WELDING POINT ACCUNULAT SRF-49FD-MED CHARGE CAPPILARY DRYE CHARGE CHARGE CAPPILARY DRYE...
System Diagram of Refrigeration Cycle Refrigerator EVAPORATOR • WELDING POINT SRR-23FD-MED SRR-23GD-MED Refrigerator EVAPORATOR • WELDING POINT SRR-49FD-MED SRR-49GD-MED ACCUNULAT CHARGE CAPPILARY OGRE CHARGE 1/4 H.P COMPRESS CONDENSER EVAPORATOR ACCUNULAT CHARGE CAPPILARY DRYE CHARGE 1/3 H.P COMPRESS Freezer CONDENSER EVAPORATOR • WELDING POINT ACCUNULAT SRF-23FD-MED • WELDING POINT ACCUNULAT SRF-49FD-MED CHARGE CAPPILARY DRYE CHARGE CHARGE CAPPILARY DRYE...
Service Manual
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Standard PCB(Controller) Setting MED Product Direction Range Refrigerator Freezer A 00 degree - 15 degrees 6 6 • Alarming tunction. coil temperature setting for defrosting. by alarminn d 1 min. - 60 min. 8 20 • Defrosting time setting t 37°F - ...
Standard PCB(Controller) Setting MED Product Direction Range Refrigerator Freezer A 00 degree - 15 degrees 6 6 • Alarming tunction. coil temperature setting for defrosting. by alarminn d 1 min. - 60 min. 8 20 • Defrosting time setting t 37°F - ...