Commercial Freezer Service Manual
Contents
1. 6 1 2 UNSCREW THE JUNCTION BOX THE MAIN SWITCH LIGHT SWITCH AND THERMOSTAT CAN BE CHANGED 6 2 REFRIGERATION COMPARTMENT PARTS 6 2 1 UNSCREW THE SENSOR CLIP TAKE THE SENSOR OUT FROM THE CLIP 6 2 2 Unscrew the circle fan cover 6 2 3 PULL DOWN THE CIRCLE FAN COVER 6 2 4 UNSCREW THE FAN SUPPORT 6 2 5 CHANGE THE DEFROST HEATING ELEMENT A UNHOOK THE EVAPORATOR FROM ITS CASING B TAKE OFF THE ELEMENT AND CHANGE IT ib 144441444444 DINA Added A 6 3 CONDENSING UNIT 6 3 1 TAKE OFF THE BOTTOM PANEL OF THE UNIT UNSCREW THE UNIT BOARD YOU CAN PULL THE UNIT BOARD OUT FOR ANY REPAIR OR CLEANING 6 3 2 Ao BE CAREFUL OF ELECTRIC SHOCK A CAUTION MAKE SURE THE POWER SUPPLY IS CUT OFF BEFORE ANY SERVICE IS PERFORMED A CAUTION CONDENSING UNIT MAY BE VERY HOT BE SURE IT IS COOL BEFORE ANY SERVICE IS PERFORMED2. 5 1 2 1 FRONT PANEL COMMANDS SET To display target set point In programming mode it selects a parameter or confirms an operation DEF To start a manual defrost A UP To view the last alarm occurrence In programming mode it browses the parameter Codes or increases the display value DOWN To view the last alarm occurrence In programming mode it browses the parameter codes or decreases the display value KEY COMBINATION w lock unlock the keyboard SET w enter in programming mode SET m loreturn to the room temperature display 1 1 Function of LEDS LED MODE FUNCTION Compressor enabled Flashing Programming Phase flashing with 22 Anti short cycle delay enabled Flashing Programming Phase flashing with HE Drip time in progress EA Fans enabled Flashing Fans delay after defrost in progress Atemperature alarm occurred 2 FUNCTIONS 2 1 HOW TO VIEW THE SET POINT SET TN 1 Push and immediately release the SET key The display will show the set point value 2 Push and immediately release the SET key or wait for 5 seconds to display the sensor value again 2 2 HOW TO CHANGE THE SET POINT 1 Push the SET key for more than 2 seconds to change the set point value 2 The value of the set point will be displayed and the LED starts blinking 3 To change the set value push the or Y key within 10s 4 To set new point value push the
3. ia 12 12 C 120 120 F n not pres y pres Evaporator 12 12 C 120 120 F probe calibration Outputs delay at start Compressor ON time with faulty probe pa Compressor time faulty 50 50 C 58 122 F m 8 46 4 Mi m Yes Display Yes during defrost MAX display delay after defrost we e rir First defrost n after IdF Y immed after startup Defrost delay after fast freezing Fan dela 10 27 Fnd after defrost Differential 0 50 C Yes 10 50 10 of Fot temperature for forced activation of fans Fan stop 50 50 C 58 122 F 2 35 6 DEZ rE related to set Ab absolute SET 110 C SET 230 F 110 23 temperature 0 alarm MIN 50 C SET 58 F SET 50 58 ALL temperature x alam Ald Temperature Yes 15 DE 0 Delay of 0 23h n 50 Yes 1 30 1 1 temperature dAO alarm at start up 1 Digital input oP opening CL closing CL CL CL 1 polarity EAL extern alarm bAL lock Digital input regulation PAL press switch configuration dor doorswitch dEF defrost LHt disabled Htr Cooling heating Digital input alarm delay Number of activation of pressure Compressor no Fan normal CPr comp OFF FC status with Compr OFF amp fan OFF open door EESTI meme med me ne Room probe P1 P1 dpl display Evaporator probe display Software release IR AT um 414
4. Circle Fan Cover CIRCLE FAN Evaporator Fan Motor Blade Evaporator Fan Motor Fan Cover Evaporator Defrost Heating Element 2 _________________ n 44 Evaporator Fan Fan Support 4 MAIN COMPONENTS 4 1 COMPRESSOR MODEL Refrigerant R 404A Voltage 115V 60Hz Comp T2155GK Model Part code TUC27F 07 4 2 COMPRESSOR RELAY SMG12F Voltage 115V 60Hz Rela HLC 1XT04XA Model 4 3 CONDENSER DRYER MODEL Refrigerant R 404A Spec XH 9 25g Part code GN1410TN 14 4 4 CAPACITOR Voltage 115V 60Hz Starting 145 175 4 5 MODEL Voltage 115V 60Hz Motor CA27 04 20 Model Part code 27R 30 4 6 CONDENSER FAN MOTOR Voltage Motor CA27 04 C19 Model Part code 27F 11 4 7 EVAPORATOR DEFROST HEATER MODEL Voltage 115V 60Hz Part code HGD 12F 03 4 8 LAMP MODEL Voltage 115V 60Hz Spec LED T8 L 875 Part code HGD 12F 02 4 9 MAIN PCB MODEL SMG12F Voltage 115V 60Hz Model XR60C Part code 27F 11 5 ELECTRONIC CONTROLLER INSTRUCTION 5 1 1 DIXELL XR60C PARAMETER FOR FREEZER SMG12F Label Range Hidden Default ra set setpom ius m DIY mesa jag as Minimum set 50 C SET 58 F SET 50 58 2 point Maximum set SET 110 C SET 230 F 110 23 18 1 le E nn
5. 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 dja 2 4 HOW TO LOCK THE KEYBOARD 1 and YW keys for more than 35 2 The POF message will be displayed and the keyboard will be locked At this point it will be possible only to see the set point or the MAX or Min temperature stored dn 3 If a key is pressed more than 35 the POF message will be displayed 3 EJ 2 5 HOW TO UNLOCK THE KEYBOARD Hold the and Y keys together for more than 3s until the POF message is displayed 3 ALARM SIGNALS HOW TO VIEW THE ALARM AND RESET THE RECORDED ALARM 1 Hold the or Y key to display the alarm signals 2 When the signal is displayed hold the SET key until the rst message is displayed Push the SET key again The rst message will start blinking and the normal temperature will be displayed again PT Room probe failure Compressor output according to par and vaporator probe failure Defrost end is timed P3 Condenser_probe failure Uutputs unchanged E aximum temperature alarm Outputs unchanged LA Minimum temperature alarm Outputs unchanged Compressor and fans restart Serious external alarm i1F bAL 6 REPLACEMENT OF MAIN COMPONENTS 6 1 FRONT PANEL PARTS 6 1 1 UNSCREW THE FRONT PANEL TAKE OFF THE BOTTOM PANEL a E 173 7 WE it
6. CAUTION PLEASE SWITCH POWER OFF BEFORE SERVICING UNIT Commercial Freezer Service Manual GLASS DOOR FREEZER SMG12F Please read this manual completely before attempting to install or operate this equipment TABLE OF CONTENTS 1 FEATURE CHART 1 1 OUTSIDE DRAWING AND MEASUREMENT FOR SMG12F 2 WIRING DIAGRAM 2 1 FREEZER 1 DOOR SMG12F 3 PARTS DETAILS 3 1 BOTTOM PANEL 3 2 REFRIGERATION COMPARTMENT 3 3 DOOR 3 4 COOLING COMPARTMENT 4 MAIN COMPONENTS 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 FREEZER CONTROLLER 5 1 1 DIXELL PARAMETER FOR FREEZER 5 1 2 HOW TO USE THE CONTROLLER 6 REPLACEMENT OF MAIN COMPONENTS 6 1 BOTTOM PANEL PARTS 6 2 REFRIGERATION COMPARTMENT PARTS 6 3 CONDENSING UNIT 1 FEATURE CHART 1 1 OUTSIDE DRAWING OF SMG12F 2 WIRING DIAGRAM 2 1 SMG12F POR D 3 PARTS DETAILS 3 1 FRONT PANEL THERMOSTAT 3 2 REFRIGERATION COMPARTMENT CYCLE ASSEMBLY CONDENSER FILTER DRIER CONDENSER FAN MOTOR WATER PAN COMPRESSOR DRAIN PAN CONDENSER FAN MOTOR ASSEMBLY FAN COVER CONDENSER FAN MOTOR BLADE CONDENSER FAN MOTOR 3 3 DOOR E Magnetic gasket can be replaced without any tools 3 4 COOLING COMPARTMENT CIRCLE FAN COVER
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