manualshive.com logo in svg

Continental Refrigerator C0EA21K, Operation Manual

Share
Download
Continental Refrigerator C0EA21K Operation Manual Download Page 3

OPERATIONS MANUAL

easy

 ELECTRONIC CONTROL FOR REFRIGERATORS, FREEZERS AND WARMERS

 

 

 

 

 

 

              Page

Electronic Control Display and Button Description 

   

4

Initial Sequence of Operation 

     

4

Electronic Control User Level Parameters 

    

5

How to Change the Set-Point 

     

6

How to Initiate a Manual Defrost 

     

7

How to Change the Defrost Interval 

    

8

How to Turn the AUX (Anti-Condensate) Heaters ON/OFF    

9

How to Calibrate the Temperature Display 

   10

How to Change the High and Low Temperature Alarm Set Points                11

How to Silence the Alarm Beeper    12

How to Switch the Controller OFF/ON 

   13

How to Lock/Unlock the Controller Keypad 

   14

How to Access the Tech Service Parameters   15 

How to See the Evaporator Probe Temperature     16 

How to Activate EZY Set Parameters/Restore Factory Settings  

17

Control Troubleshooting 

    18

Electronic Control Error Codes 

    20

Probe Resistance Values 

    20

How to Remove the Electronic Control 

   21

Split Control Parameters 

 

 

 

                22

Self-Contained Control Parameters 

 

 

               24

Warmer Control Parameters 

               

 

 

26 

Summary of Contents for C0EA21K

Page 1: ...sferry Road Bensalem PA 19020 5908 P 215 244 1400 F 215 244 9579 www continentalrefrigerator com OPERATIONS MANUAL easy Electronic Control SCAN this code to download manual IMPORTANT NOTE Any unauthorized changes to Tech Service Parameters may damage equipment and void warranty FOR REFRIGERATORS FREEZERS AND WARMERS ...

Page 2: ......

Page 3: ... the Temperature Display 10 How to Change the High and Low Temperature Alarm Set Points 11 How to Silence the Alarm Beeper 12 How to Switch the Controller OFF ON 13 How to Lock Unlock the Controller Keypad 14 How to Access the Tech Service Parameters 15 How to See the Evaporator Probe Temperature 16 How to Activate EZY Set Parameters Restore Factory Settings 17 Control Troubleshooting 18 Electroni...

Page 4: ... is the preprogrammed temperature that is added to the Set Point temperature that will start the compressor a During defrost the defrost icon will appear in the display and the compressor will turn off until a preprogrammed temperature or time is reached During this time for freezers only evaporator fan s will also turn off and the defrost heater will be energized b After a preprogrammed evaporato...

Page 5: ... When the display returns back to cabinet temperature RELEASE the SET button Parameter Description PS Password used to access tech service parameters Used by service personnel to access tech service parameters C1 Display probe offset value Used to calibrate the temperature display dl Defrost interval Hours between defrost The lower the value the more defrosts per day AL Low temperature alarm setti...

Page 6: ...ress and HOLD the SET button until the current set point begins flashing RELEASE the SET button 2 Press the UP or DOWN button to adjust to the new set point value Here the UP button was pressed to change the set point from 36 F to 37 F 3 Press and RELEASE the SET button to lock in the new set point The control will now resume normal operation with the new set point COMPRESSOR EVAP FAN DEFROST AUX ...

Page 7: ...nd HOLD the UP and DOWN buttons simultaneously 2 After 5 seconds the defrost icon will illuminate RELEASE the defrost buttons Defrost will terminate when the pre programmed temperature or time duration has been reached The manual defrost can also be manually terminated by pressing and holding the Up and Down button for 5 seconds COMPRESSOR EVAP FAN DEFROST AUX HTRS ALARM AUX HTRS UP SET MUTE POWER...

Page 8: ...tton until dI appears defrost interval RELEASE the UP button 3 Press and RELEASE the SET button The current defrost interval will appear in the display 4 Press the UP or DOWN button to adjust to the new defrost interval Here the DOWN button was pressed to change the interval from every 8 hours to every 6 hours 5 Press and HOLD the SET button to lock in this new value When the display returns back ...

Page 9: ...s are currently ON 2 To change the current state of the AUX Heaters press and HOLD the AUX HTR button The display will show the current state of heater operation After 5 seconds the heater will switch to the opposite state and the display will return to displaying the cabinet temperature RELEASE the button The control has a built in energy saving feature for the aux anti condensate heaters When in...

Page 10: ...until C1 appears in the display RELEASE the UP button 3 Press and RELEASE the SET button The current value of the offset will appear in the display In this case the offset is set at 0 0 4 Press the UP button to increase or the DOWN button to decrease the offset value In this case the UP button was pressed to increase the offset to 1 0 5 Press and HOLD the SET button for 5 seconds to confirm and sa...

Page 11: ...SE the SET button 2 Press the UP button until AL Low Alarm Setting or AH High Alarm Setting appears in the display RELEASE the UP button 3 Press and RELEASE the SET button The current alarm setting will be shown 4 Press the UP or DOWN to get to the new alarm set point Release the button In this case the UP button was pressed until the new set point of 55 0 F was reached 5 Press and HOLD the SET bu...

Page 12: ...flashing in the display RELEASE the SET button 2 Press the UP button until H4 appears in the display RELEASE the UP button 3 Press and RELEASE the SET button 0 will appear in the display 0 alarm beeper active 4 Press and RELEASE the UP button 1 will appear in the display 1 alarm beeper silenced 5 Press and HOLD the SET button for 5 seconds to confirm and save the new value When complete the curren...

Page 13: ...ed 1 To turn OFF controller press and HOLD the POWER DOWN button When On appears hold the POWER DOWN button for another 5 seconds 2 To turn controller back ON press and HOLD the POWER DOWN button for 5 seconds Controller will resume normal operation When the control is powered OFF OFF will alternate in the display with the current appliance temperature COMPRESSOR EVAP FAN DEFROST AUX HTRS ALARM AU...

Page 14: ...he UP button 4 Press and RELEASE the SET button PS will appear in the display 5 Press the UP or DOWN button until H2 appears RELEASE the button 6 Press and RELEASE the SET button 1 will appear in the display 7 Press the UP or DOWN button until 0 appears Release the UP or DOWN button 8 Press and HOLD the SET button for 5 seconds until the display returns back to cabinet temperature The keypad will ...

Page 15: ... be in the display 3 Press the UP button until 22 appears This is the password RELEASE the UP button 4 Press and RELEASE the SET button PS will appear in the display You now have access to the tech service level parameters Use the UP or DOWN button to navigate to the required parameter 5 When you get to the parameter you want to change press and RELEASE the SET button The current setting will be s...

Page 16: ...l be in the display 3 Press the UP button until 22 appears This is the password RELEASE the UP button 4 Press and RELEASE the SET button PS will appear in the display 5 Press the UP or DOWN button until d appears RELEASE the button 6 Press and RELEASE the SET button The evaporator temperature will be in the display After 30 seconds the control will be back to displaying the cabinet air temperature...

Page 17: ...ZY set will appear in the display 7 Press the UP button until EZY SET required is in the display see table above Here 2 was chosen this is the Celsius setting for the low and medium temperature controller 8 Press and HOLD the SET button for 5 seconds RELEASE the SET button The control will now operate with the new parameter settings In this case the controller will now operate in degrees Celsius N...

Page 18: ...1 No power to appliance or control 2 Connection cable not fully seated at control board or display 3 Bent pins where connection cable attaches to board or display 4 Moisture damage 5 Firmware error 1 Check power at outlet Make sure power switch on control box is ON Check power to L N at control board 2 Remove display and check to make sure white connectors are fully seated and correct orientation ...

Page 19: ...ure 1 Cabinet temperature exceeds alarm set point for 60 minutes 1 Check alarm parameters AL AH Ad Display High Temperature 1 Something wrong with refrigeration system 2 Door was just opened for a long duration excessive door openings loading warm product missing pans in rail 3 Set point too high 1 Do standard refrigeration system checks 2 Keep door closed and see if tempera ture pulls down NOTE D...

Page 20: ...5 03 84 29 8 62 11 24 82 26 37 3 23 99 86 30 8 31 9 23 78 33 39 4 23 00 88 31 8 01 8 22 74 61 41 5 22 05 90 32 7 73 6 21 71 10 43 6 21 15 91 33 7 45 4 20 67 77 45 7 20 30 93 34 7 19 2 19 64 57 46 8 19 48 95 35 6 94 0 18 61 54 48 9 18 70 97 36 6 70 1 17 58 68 50 10 17 96 99 37 6 47 3 16 55 97 52 11 17 24 100 38 6 28 5 15 53 41 54 12 16 56 102 39 6 03 7 14 50 98 55 13 15 90 104 40 5 83 9 13 48 68 57...

Page 21: ...both screws turn counter clockwise This will rotate the plastic keeper behind the sheet metal to be able to pull out the electronic control 4 To re install the control push the control back into the rectangular cutout Turn the 2 screws clockwise to rotate the keeper back in place and secure the control Snap back on the plastic bezel Plastic Keeper When turning screw counter clockwise this will rot...

Page 22: ...1 1 1 1 c1 min time between starts PW min 2 2 2 2 2 3 3 2 2 2 c2 min comp off time PW min 1 1 1 1 1 1 1 1 1 1 c3 min comp on time PW min 1 1 1 1 1 2 2 1 1 1 c4 compressor on time with duty cycle PW min 14 15 15 8 14 6 6 8 14 14 d0 type of defrost PW 0 0 0 0 0 0 0 0 0 0 dl interval between defrosts User hr 6 8 8 8 8 6 6 8 8 8 dt end defrost temperature PW F 50 50 50 44 10 40 44 44 50 50 dP max defr...

Page 23: ... fac htr PW 8 8 8 8 8 0 0 0 8 8 0 H2 key enabled PW 1 1 1 1 1 1 1 1 1 1 1 H4 disable buzzer User 0 0 0 0 0 0 0 0 0 0 0 H5 detect changed parameters PW 0 0 0 0 0 0 0 0 0 0 0 H7 management of 4th relay serial comm PW 1 1 1 1 1 1 1 1 1 1 1 H99 parameter level PW 66 51 52 53 54 56 63 55 58 62 59 EZY EZY sets 1 reset 2 Celsius 3 15F 4 fan constant PW 0 0 0 0 0 0 0 0 0 0 0 If control number not listed h...

Page 24: ...wer User 1 1 1 1 1 1 1 1 c0 comp and fan start delay power up PW min 1 1 1 1 1 1 1 1 c1 min time between starts PW min 3 2 2 3 3 3 3 2 c2 min comp off time PW min 1 1 1 1 1 1 1 1 c3 min comp on time PW min 2 1 1 2 2 2 2 1 c4 compressor on time with duty cycle PW min 6 6 6 8 5 6 3 6 d0 type of defrost 1 time init time or temp term PW 1 1 1 1 1 1 0 1 dl interval between defrosts User hr 6 6 6 8 6 6 ...

Page 25: ...and fan temp differential PW F 2 2 2 5 2 1 2 2 2 AL low temp alarm F F 30 30 25 18 30 1 1 30 25 AH high temp alarm F F 50 50 50 50 65 10 50 50 Ad temp alarm delay PW min 60 60 60 60 60 60 60 60 Fd0 fan duty on time PW min 1 1 100 100 1 1 0 100 FdF fan duty off time PW min 3 3 0 0 3 3 3 0 Pw password User 22 22 22 22 22 22 22 22 H0 serial address if connecting to monitoring PW 1 1 1 1 1 1 1 1 H2 ke...

Page 26: ...inimum set point allowed PW F 90 r2 maximum set point allowed PW F 195 c1 min time between starts PW min 0 c2 min heater off time PW min 0 c3 min heater on time PW min 0 c4 heater on time with duty cycle PW min 9 A0 alarm and fan temp differential PW F 2 AL low temp alarm F F 60 AH high temp alarm F F 220 Ad temp alarm delay PW min 60 Pw password User 22 H0 serial address if connecting to monitori...

Page 27: ......

Page 28: ...M EC 50154 20191120 A Division of National Refrigeration Air Conditioning Products Inc 539 Dunksferry Road Bensalem PA 19020 5908 Phone 215 244 1400 Toll Free 800 523 7138 www continentalrefrigerator com ...

Reviews:

No comments

Brands by name

Popular brands

Load more brands