Saturn PSU28-8 Service Manual Download Page 21 | Manualshive

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6-4-2.

UNSCREW THE UNIT BOARD. YOU CAN PULL THE UNIT BOARD OUT FOR ANY

REPAIRS OR CLEANING

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Summary of Contents for PSU28-8

Page 1: ...Commercial Refrigerator Service Manual SANDWICH SALAD PREP TABLE PSU28 8 Please read this manual completely before attempting to install or operate this equipment ...

Page 2: ... 4 1 COMPRESSOR 4 2 COMPRESSOR RELAY 4 3 CONDENSER DRYER 4 4 CAPACITOR 4 5 EVAPORATOR FAN MOTOR 4 6 CONDENSER FAN MOTOR 4 7 EVAPORATOR DEFROST HEATER 4 8 LAMP 4 9 THERMOSTAT 5 ELECTRONIC CONTROLLER INSTRUCTION 5 1 REFRIGERATOR CONTROLLER 5 1 1 DIXELL PARAMETER FOR REFRIGERATOR 5 1 2 HOW TO USE THE CONTROLLER 6 REPLACEMENT OF MAIN COMPONENTS 6 1 FRONT PANEL PARTS 6 2 DOOR CHANGING 6 3 REFRIGERATION...

Page 3: ...1 FEATURE CHART 1 1 OUTSIDE DRAWING OF PSU28 8 ...

Page 4: ...2 WIRING DIAGRAM 2 1 PSU28 8 ...

Page 5: ...3 PARTS DETAILS 3 1 BOTTOM PANEL THERMOSTAT MAIN SWITCH ...

Page 6: ...3 2 REFRIGERATION COMPARTMENT CYCLE ASSEMBLY CONDENSER FILTER DRIER CONDENSER FAN MOTOR WATER PAN COMPRESSOR ...

Page 7: ...DRAIN PAN CONDENSER FAN MOTOR ASSEMBLY FAN COVER CONDENSER FAN MOTOR BLADE CONDENSER FAN MOTOR ...

Page 8: ...3 3 DOOR GASKET Magnetic gasket can be replaced without any tools ...

Page 9: ...tage 115V 60Hz Comp Model NE2121Z Part code 27R 33 4 2 COMPRESSOR RELAY PSU28 8 Voltage 115V 60Hz Relay Model X 4 3 CONDENSER DRYER MODEL PSU28 8 Refrigerant R 134a Spec XH 9 25g Part code GN1410TN 14 4 4 CAPACITOR MODEL PSU28 8 Voltage 115V 60Hz Running X Starting 160μf ...

Page 10: ...CONDENSER FAN MOTOR MODEL PSU28 8 Voltage 115V 60Hz Motor Model BD03 04 C06 Part code 54F 09 4 7 EVAPORATOR DEFROST HEATER MODEL PSU28 8 Voltage 115V 60Hz Spec Part code 4 8 LAMP MODEL PSU28 8 Voltage 115V 60Hz Spec Part code 4 9 MAIN PCB MODEL PSU28 8 Voltage 115V 60Hz Model XR20C Part code 27R 10 ...

Page 11: ... 230 10 50 5 Ot Thermostat probe calibration 12 12 120 120 0 32 1 1 6 P2P Evaporator probe presence n not pres y pres Y Y Y 7 OE Evaporator probe calibration 12 12 120 120 Yes 0 32 0 0 8 Ods Outputs delay at start up 0 255min Yes 0 2 2 9 AC Anti short cycle delay 0 50min 1 2 2 10 CCt Continuous cycle duration 0 0 24 0h Yes 0 0 0 0 0 0 11 COn Compressor ON time with faulty probe 0 255min Yes 15 10 ...

Page 12: ...MAX display delay after defrost 0 255min Yes 30 30 30 25 dAF Defrost delay after fast freezing 0 23h n 50 Yes 0 0 0 0 30 Alc Temperature Alarm configuration RE related to set Ab absolute Yes Ab re re 31 ALU MAX temperature alarm SET 110 SET 230 110 230 50 90 32 ALL MIN temperature alarm 50 SET 58 SET 50 58 40 80 33 Ald Temperature alarm delay 0 255min Yes 15 0 0 34 dAO Delay of temperature alarm a...

Page 13: ...lay Yes P2 P2 P2 43 rEL Software release Yes 4 2 4 2 4 2 44 Ptb Map code Yes 83 83 83 5 1 2 1 FRONTPANELCOMMANDS To display target set point select a parameter or confirm an operation in programming mode To start a manual defrost To view the last alarm occurrence in programming mode it browses the parameter codes or increases the display value To view the last alarm occurrence in programming mode ...

Page 14: ...e push the or key within 10s 4 To set new point value push the SET key again or wait 10s 2 3 HOW TO START A MANUAL DEFROST Push the key for more than 2 seconds and a manual defrost will start 2 4 HOW TO LOCK THE KEYBOARD 1 Hold the and keys for more than 3s 2 The POF message will be displayed and the keyboard will be locked At this point it will be 3 ALARM SIGNALS HOW TO VIEW THE ALARM AND RESET T...

Page 15: ...6 REPLACEMENT OF MAIN COMPONENTS 6 1 BOTTOM PANEL PARTS 6 1 1 UNSCREW BOTH SIDES OF THE BOTTOM PANEL 6 1 2 PULL THE BOTTOM PANEL OUT ...

Page 16: ...6 1 3 UNSCREW THE JUNCTION BOX 6 2 DOOR CHANGING 6 2 1 UNSCREW THE BOTTOM HINGE ...

Page 17: ...6 2 2 PULL DOWN DOOR 6 2 3 CHANGE THE DOOR HINGE A PUT THE DOOR ON A FLAT LEVEL B UNSCREW THE HINGE ...

Page 18: ...THE SPRING HINGE 6 3 REFRIGERATION COMPARTMENT PARTS 6 3 1 BEFORE OPENING THE REFRIGERATION COMPARTMENT PLEASE TAKE ALL THE PANS OUT AND TAKE THE PAN SUPPORT OFF 6 3 2 TAKE THE SHELVES K SHAPE CLIPS AND SENSOR OFF ...

Page 19: ...6 3 3 UNSCREW THE EVAPORATOR COVER 6 3 4 TAKE OFF THE EVAPORATOR COVER 6 3 5 CHANGE EVAPORATOR AND WATER PAN A UNSCREW THE EVAPORATOR ...

Page 20: ...APORATOR PIPE AND DISCONNECT THE WIRE TO THE SENSOR C UNSCREW THE SCREWS FOUND AT THE TOP OF THE EVAPORATOR AND DISCONNECT IT REPLACE THE EVAPORATOR AND REATTACH THE PIPE AND CONNECT THE SENSOR WIRES 6 4 CONDENSING UNIT 6 4 1 TAKE OFF THE BACK COVER ...

Page 21: ...6 4 2 UNSCREW THE UNIT BOARD YOU CAN PULL THE UNIT BOARD OUT FOR ANY REPAIRS OR CLEANING ...

Page 22: ...UTION BE CAREFUL OF ELECTRIC SHOCK CAUTION MAKE SURE THE POWER SUPPLY IS CUT OFF BEFORE ANY SERVICE IS PERFORMED CAUTION CONDENSING UNIT MAY BE VERY HOT BE SURE IT IS COOL BEFORE ANY SERVICE IS PERFORMED ...

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