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Versa Drawer Refrigeration Units

Versa Drawer Electric Input/Output (I/O) Control Board Connector Map

I/O BOARD

BOARD CONNECTOR MAP

COMMUNICATION CABLE

TO DISPLAY BOARD

I/O TO DISP.
1 TO 1
2 TO 2
3 TO 3
PREFER SHIELDED
TWISTED PAIR.
1 AND 2 TWISTED,
3 SHIELD.

POWER TO
DISPLAY BOARD
1 – +8V
2 – GROUND
I/O TO DISP.
1 TO 1
2 TO 2

TEMPERATURE SENSORS

SUCTION
PRESSURE
TRANSDUCER
1 – +5V
2 – SIGNAL
3 – COMMON

85–265 VAC

50/60 HZ

CONTROL POWER

J25–AC HOT
FOR ALL AC LOADS

J28
1 – D3 REFG. SOLENOID
2 – D3 HOT GAS SOLENOID
3 – D4 REFG. SOLENOID
4 – D4 HOT GAS SOLENOID

J27
1 – D1 REFG. SOLENOID
2 – D1 HOT GAS SOLENOID
3 – D2 REFG. SOLENOID
4 – D2 HOT GAS SOLENOID

J29
1 – D1 FRAME HEATER
2 – NC
3 – D2 FRAME HEATER

1 – COMMON FOR D1 AND
D2 DRW SWITCHES
2 – D1 SWITCH
3 – D2 SWITCH
4 – COMMON FOR D3 AND
D4 DOOR SWITCHES
5 – D3 SWITCH
6 – D4 SWITCH

1 – +12V FOR D1 AND D2 FANS
2 – D1 FANS RETURN
3 – D2 FANS RETURN
4 – +12V FOR D3 AND D4 FANS
5 – D3 FANS RETURN
6 – D4 FANS RETURN

J30
1 – D3 FRAME HEATER
2 – NC
3 – D4 FRAME HEATER

J18

J19

J11

BOX

COIL

BOX

COIL

J34

SP2

J11

SP1

J26

AC HOT

COMP 2

J25

J24

COMP 1

COND FAN

D3 & D4 VALVES

J32

J33

J28

J27

D1 & D2 VALVES

J29

J31

J23

J22

J30

COND 1

COND 2

BOX

J10

COIL

J36

BOX

J35

COIL

BOX

COIL

BOX

COIL

Содержание Versa Drawer 18650VDL

Страница 1: ...t MI 48858 989 773 7981 or 800 733 8829 Fax 989 773 3210 www delfield com SERVICE MANUAL Versa Drawer Refrigeration Units Please read this manual completely before attempting to service this equipment MODELS F17VD84 F18VD50 F18VD82 F2984VDL F2984VDR RETAIN THIS MANUAL FOR FUTURE REFERENCE 18650VDL 18650VDR 18682VDL 18682VDR ...

Страница 2: ...rt in length as possible Use refrigerant hoses SAE J196 1992 approved with a shutoff device within 12 inches of the ends Make sure recovery tanks are DOT approved for use with the type of refrigerant being serviced Service units only in well ventilated areas using mechanical ventilation systems Follow all accessory advisories and instructions Do not operate any unit with defective or damaged parts...

Страница 3: ...TION 6 OPERATION 6 OPERATOR MAINTENANCE 6 COMPONENT REMOVAL AND REPLACEMENT 7 COVERS AND PANELS 7 Front Louvered Panel 7 Louvered Access End Panel 7 Rear Panel 7 DRAWER ASSEMBLY 7 Drawer Removal 7 Drawer Gasket 7 Drawer Front Assembly 7 Return Air Baffle 8 Drawer Switch 8 EVAPORATOR COIL ASSEMBLY COVER 8 EVAPORATOR COIL ASSEMBLY 9 EXPANSION VALVE 9 CONDENSER FAN BLADE 9 CONDENSER FAN MOTOR 10 COND...

Страница 4: ...15 CONFIGURATION 15 DIAGNOSTICS 15 TIME AND DATE 15 SOFTWAREVERSIONS 15 TROUBLESHOOTING 16 GENERAL 16 DIAGNOSTICS 16 TROUBLESHOOTING CHART 16 CIRCUIT AND CONTROL DIAGRAMS 18 STANDARD LABOR GUIDELINES TO REPAIR OR REPLACE PARTS ON DELFIELD EQUIPMENT 23 MANUFACTURER S LIMITED LIFETIME WARRANTY 24 STANDARD ONEYEARWARRANTY 25 ADDITIONAL FOURYEAR PROTECTION PLAN for Motor Compressor only 26 ...

Страница 5: ...ce The gaskets are removable without tools This manual covers standard units If you have a custom unit consult the service department at 800 733 8829 SERIAL AND MODEL NUMBERS The serial and model numbers are located inside Drawer 1 on the left side Serial and Model Number location THAW SYSTEM Hot gas is used for the thaw cabinet operation and the defrost mode A hot gas solenoid controls the heat I...

Страница 6: ...15 1 3 Right 6 0 34 50 31 5 2 520 5 15P 18682VDL 115 2 1 3 Left 12 0 34 82 31 5 4 720 5 15P 18682VDR 115 2 1 3 Right 12 0 34 82 31 5 4 720 5 15P Refrigeration System HFC 404ARefrigerant Electrical Connections 115Volt 60Hertz singlephase 3 wire grounded 8 cord with plug Drawers 32 11 12 gauge stainless steel 12 X 20 pan capacity Legs 6 adjustable Casters 5 casters with and without brakes INSTALLATI...

Страница 7: ...ss end panel removal is similar for all models 1 While supporting the louvered access end panel remove mounting screws 2 Lift louvered access end panel out and up to remove 3 Reverse the above steps to install the louvered access end panel Rear Panel 1 While supporting the rear panel remove 11 screws 2 Remove the rear panel from the unit 3 Reverse the above steps to install the rear panel DRAWER A...

Страница 8: ...e 5 Drawer switch Figure 5 Drawer Switch 4 Tag and disconnect the wiring harness from the drawer switch 5 Reverse the above steps to install a replacement drawer switch EVAPORATOR COIL ASSEMBLY COVER NOTE Evaporator coil assembly cover removal is similar for all models 1 The evaporator coil assembly cover is mounted behind the drawer Figure 6 2 Reach inside the box and remove four screws from the ...

Страница 9: ...sembly Recharge the system as described in the EPA guidelines for RECOVERY PURGING TESTING AND RECHARGING REFRIGERATION UNIT EXPANSION VALVE 1 Disconnect power from the refrigeration unit 2 Remove the evaporator coil assembly cover as described in COVERS AND PANELS 3 Remove the expansion valve thermocouple from the evaporator line Screw Evaporator coil assembly Expansion valve TXV Thermocouple Fig...

Страница 10: ...ont louvered panel The removal procedure is similar for all models 3 Refer to the EPA guidelines for RECOVERY PURGING TESTING AND RECHARGING REFRIGERATION UNIT to recover the refrigerant from the refrigeration system 4 Remove the louvered access end panel as described in COVERS AND PANELS 5 Tagandremovethetemperaturesensorfromthe condensercoil 6 Remove six screws securing the condenser coil inside...

Страница 11: ...latortotherefrigerationunit 7 Remove the accumulator from the unit 8 Reverse the above steps to install a replacement accumulator FILTER DRYER 1 Disconnect power from the refrigeration unit 2 Remove the louvered access end panel as described in COVERS AND PANELS 3 Refer to the EPA guidelines for RECOVERY PURGING TESTING AND RECHARGING REFRIGERATION UNIT to recover the refrigerant from the refriger...

Страница 12: ...nd remove the temperature sensor mounting screw Figure 14 Rear panel Box temperature sensor Temperature sensor mounting screw Figure 14 Box Temperature Sensor 5 Tag and disconnect the wiring harness from the box temperature sensor 6 Remove the temperature sensor mounting screw and remove the box temperature sensor from the rear 7 Reverse the above steps to install a replacement box temperature sen...

Страница 13: ... can make the unit unstable 1 Place a jack underneath the refrigeration unit as close as possible to the leg Figure 16 Lift the unit just high enough to remove the leg from underneath the refrigeration unit Place blocking underneath the unit to prevent the unit from falling during removal of the leg 2 Remove four screws from the upper portion of the leg 3 Remove the leg from the refrigeration unit...

Страница 14: ...Narrowstothedesiredmode Refrigerate Freeze Chill orThaw Figure20 NOTE The desired mode will display with parenthesis when selected 3 Press the drawer tab again to lock the desired mode setting Figure 20 Drawer Mode Display 2 Drawer Display shown CAUTION Only qualified technicians should access the following programmingmenus MANUAL DEFROST NOTE Both buttons must be pressed within one second to manu...

Страница 15: ...runtimes System Drawer open timeout data log interval run frame heaters metric language reload defaults 2 Press i Enter to lock in an adjusted setting or press the LEFT arrow to go back DIAGNOSTICS OnceintheProgramMenupresstheUPorDOWNarrows to Diagnostics and press i Enter for diagnostics display Figure24 Drawer Drawer 3 4 Figure 24 Diagnostics Menu 4 Drawer Display Shown TIME AND DATE OnceinthePr...

Страница 16: ... the control is calling for the fans to run Check the temperature sensor in the condenser coil to see if it is open or shorted Unit is not reaching desired Check to see that the unit is in the correct mode of operation temperature Check to see that the unit is set at the desired set point Check to see if the box temperature sensor is open or shorted Listen to determine if the compressor is cycling...

Страница 17: ...the condensate drain pan Make sure the condensate wicks are not missing Water inside the unit Check the evaporator drain pan and drain lines Verify proper condensate removal Verify proper condensate pan installation Unit is showing Drawer Open Closedrawer on the display Check drawer switch Check control Unit is showing Out of Check to determine that the unit is in the correct mode of operation Tem...

Страница 18: ...E CONTROL COND TEMP SENSOR COND COIL COND OUTLET TEMP SENSOR ACCESS PORT FILTER DRYER RECEIVER REFG SOL S HOT GAS SOL S REFG SOL S HOT GAS SOL S TXV 2 12V DC AXIAL FANS EVAP COIL REFG BOX 2 BOX TEMP SENSOR DEFROST TEMP SENSOR TXV 2 12V DC AXIAL FANS EVAP COIL REFG BOX 1 BOX TEMP SENSOR DEFROST TEMP SENSOR ACCESS PORT PRESSURE TRANSDUCER ACCUMULATOR COMPRESSOR 1 3 HP ...

Страница 19: ...ID 4 D4 HOT GAS SOLENOID J27 1 D1 REFG SOLENOID 2 D1 HOT GAS SOLENOID 3 D2 REFG SOLENOID 4 D2 HOT GAS SOLENOID J29 1 D1 FRAME HEATER 2 NC 3 D2 FRAME HEATER 1 COMMON FOR D1 AND D2 DRW SWITCHES 2 D1 SWITCH 3 D2 SWITCH 4 COMMON FOR D3 AND D4 DOOR SWITCHES 5 D3 SWITCH 6 D4 SWITCH 1 12V FOR D1 AND D2 FANS 2 D1 FANS RETURN 3 D2 FANS RETURN 4 12V FOR D3 AND D4 FANS 5 D3 FANS RETURN 6 D4 FANS RETURN J30 1...

Страница 20: ...MP 1 J11 SP1 J35 IN J34 1 SP2 J26 COMP 2 1 J24 AC H OT 24 26 J33 J25 J32 1 2 COND F AN J28 D3 D4 VALVES 1 33 25 32 14 17 18 13 12 VDC MTR 35 HE ATER SWI T CH 12 VDC DRAWER LIMIT EVAP F ANS 7 1 2 MTR MTR 8 34 DRAWER F R AME PROBE PROBE EVAP TEM P BOX TEM P 1 3 MTR DRAWER LIMIT DRAWER F R AME EVAP TEM P EVAP F ANS 12 VDC SWI T CH 7 MTR 9 HE ATER PROBE PROBE BOX TEM P 4 MTR 10 9 1 8 7 1112 J31 1 34 J...

Страница 21: ... VALVES 1 1 J30 J28 J27 1 J19 J18 1 J23 J29 J22 4 1 1 J31 1 DRAWER 2 DRAWER 1 DRAWER 4 DRAWER 3 I O BOARD BOARD CONNECTOR MAP COMMUNICATION CABLE TO DISPLAY BOARD I O TO DISP 1 TO 1 2 TO 2 3 TO 3 PREFER SHIELDED TWISTED PAIR 1 AND 2 TWISTED 3 SHIELD POWER TO DISPLAY BOARD 1 8V 2 GROUND I O TO DISP 1 TO 1 2 TO 2 TEMPERATURE SENSORS SUCTION PRESSURE TRANSDUCER 1 5V 2 SIGNAL 3 COMMON 85 265 VAC 50 60...

Страница 22: ...D POWER TO I O BOARD 1 8V 2 GROUND DISP TO I O 1 TO 1 2 TO 2 I O BOARD SEE BOARD CONNECTOR FOR PIN CONNECTION DETAILS COMMUNICATION CABLE TO I O BOARD DISP TO I O 1 TO 1 2 TO 2 3 TO 3 PREFER SHIELDED TWISTED PAIR 1 AND 2 TWISTED 3 SHIELD CONTROL POWER L1 G N BOX 2 BOX 1 ...

Страница 23: ...NAL 3 COMMON 85 265 VAC 50 60 HZ CONTROL POWER J25 AC HOT FOR ALL AC LOADS J28 1 D3 REFG SOLENOID 2 D3 HOT GAS SOLENOID 3 D4 REFG SOLENOID 4 D4 HOT GAS SOLENOID J27 1 D1 REFG SOLENOID 2 D1 HOT GAS SOLENOID 3 D2 REFG SOLENOID 4 D2 HOT GAS SOLENOID J29 1 D1 FRAME HEATER 2 NC 3 D2 FRAME HEATER 1 COMMON FOR D1 AND D2 DRW SWITCHES 2 D1 SWITCH 3 D2 SWITCH 4 COMMON FOR D3 AND D4 DOOR SWITCHES 5 D3 SWITCH...

Страница 24: ...nless pre approvedwithaServiceWorkAuthorizationfromDelfield You must submit the number with the service claim LABOR OF 1 HOUR IS ALLOWED TO REPLACE Solenoid Coil Hi limit Thermal Protector Switch Compressor Start Components and Overload Protector Evaporator Condenser Fan Motor and Blade Door Hinges Locks and Gaskets LABOR OF 2 HOURS TO REPLACE DrawerTracks Cartridges Pressure Control Microprocesso...

Страница 25: ...r repair kits must be made through a Delfield Parts Depot or an authorized Delfielddealer Thedefectivepartinvoicemustbereturned to Delfield within 15 days after the date of service to be eligibleforwarrantycoverage Allclaimsmustincludethe model serial number an original date of installation and customer identification Use of parts other than original Delfield replacement parts will not be covered ...

Страница 26: ...SIDER CUSTOMER MAY INITIATEASERVICEAGREEMENTWITHOUTPARTSCOVERAGE Ifshipmentofareplacementpartisrequestedpriortothearrivalinthe Delfield factory of the part claimed to be defective the Original Purchaser must accept delivery of the replacement part of a C O D basis with credit being issued after the part has been received and inspectedatDelfield splantanddeterminedbyDelfieldtobewithinthis warranty ...

Страница 27: ...s beenaltered defacedorremoved ThisWarrantydoesnot apply to a Motor Compressor in any Unit that has been moved from the location where it was originally installed The addition of methyl chloride to the condensing unit or refrigeration system shall void this warranty GeneralConditions Delfieldshallnotbeliableinanymannerforanydefaultor delay in performance hereunder caused by or resulting fromanycon...

Страница 28: ...800 733 8829 Model ______________________ S N _____________________ InstallationDate ______________ For a list of Delfield s authorized parts depots visit our website at www delfield com 980 S Isabella Rd Mt Pleasant MI 48858 U S A 989 773 7981 or 800 733 8829 Fax 989 773 3210 www delfield com Delfield reserves the right to make changes in design or specifications without prior notice 2007 The Del...

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