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THURSDAY, 27 FEBRUARY 2014 

 

PAGE 23 OF 31 

EMS75VR-ROYAL-VENDING-INSTALLATION AND USER GUIDE-ISS3 

7.2

 

How to troubleshoot appliance sensor (PF1) alarms 

The ems controller displays PF1 to indicate a failure with the appliance sensor as show below. 

 

Follow the chart below to troubleshoot problems with the appliance sensor. 

 

 

Are sensors 

securely fitted?

Secure loose

sensor

Is either sensor 

open circuit?

Yes

No

Fault 

cleared 

No

Replace 

faulty 

sensor

Replace 

controller

Alarm cleared?

Yes

Yes

No

Summary of Contents for ems75vr

Page 1: ...Elstat Astra Business Centre Roman Way Preston Lancashire PR2 5AP United Kingdom Telephone 44 161 22 77 200 www elstatgroup com ems75vr Royal Vending Installation and User Guide ...

Page 2: ...s75vr 6 2 1 ems75vr installation 6 2 2 How to install the ems75vr 6 2 3 How to connect to the compressor 7 2 4 How to connect to the mains supply 9 2 5 How to connect to the lights 11 3 0 Mount the motion sensor 13 3 1 Motion sensor installation 13 3 2 How to mount the motion sensor 13 4 0 Mount the appliance sensor 16 4 1 Appliance sensor installation 16 4 2 How to mount the appliance sensor 16 5...

Page 3: ...s 22 7 2 How to troubleshoot appliance sensor PF1 alarms 23 7 3 How to troubleshoot motion sensor alarms 24 7 4 How to troubleshoot not cooling problems 25 8 0 Annex UL information 26 8 1 Additional information 27 9 0 Parameter set 28 For use with the following models RVCCR 550 RVCCR 660 RVCCR 780 RVCCR 804 RVCC 550 RVCC 660 RVCC 780 and RVCC804 ...

Page 4: ...fter securing the bracket into position ground continuity tests must be performed to ensure that the installation meets local regulations for grounding of metal parts If the ground continuity tests fail a separate ground wire should be used between the metal bracket and vending machine and the ground continuity tests repeated 1 3 Installation kit The ems75vr installation kit consists of the follow...

Page 5: ... 1 2 deep well socket 1 4 nut setter 11 32 nut driver No 2 Phillips head bit No 2 Phillips head screwdriver Cable ties Note Do not over tighten cable ties Note Cable ties must not be used to secure the sensor head This will invalidate the warranty 1 5 Before installation The vending machine should be checked to ensure that it is in good working order before the ems75vr kit is installed ...

Page 6: ... connect the ems75vr controller to the mains supply compressor and lights 2 2 How to install the ems75vr Install the ems75vr as follows 1 Ensure that the mains supply is switched off High voltages surfaces with high temperatures and sharp edges are present within the vending machine if you have any doubts contact your supervisor before starting this procedure 2 Open the vending machine door and pl...

Page 7: ...ISS3 3 Secure the bracket using the two no 8 self drilling screws supplied as shown below 2 3 How to connect to the compressor Connect the ems75vr to the compressor as follows 1 Identify the mains compressor cable and connector as shown below 2 Disconnect the compressor plug as shown below ...

Page 8: ...STALLATION AND USER GUIDE ISS3 3 Identify the compressor plug and socket on the wiring harness of the ems75vr as shown below 4 Unplug compressor plug and connect the ems75vr plug to the compressor socket and the ems75vr socket to the compressor plug as shown below ...

Page 9: ... VENDING INSTALLATION AND USER GUIDE ISS3 2 4 How to connect to the mains supply Connect the ems controller to the mains supply as follows 5 Identify the mains filter as shown below 6 Cut the insulation of the wiring harness live red wire as shown below ...

Page 10: ...G INSTALLATION AND USER GUIDE ISS3 7 Disconnect the smooth black wire line from the filter as shown below 8 Connect the single red wire of the supplied power jumper to the filter and reconnect the smooth black wire to the other end of power jumper as shown below ...

Page 11: ... 11 OF 31 EMS75VR ROYAL VENDING INSTALLATION AND USER GUIDE ISS3 2 5 How to connect to the lights Connect the ems controller to the lights as follows 9 Identify the lights connector 10 Disconnect the lights connectors as shown below ...

Page 12: ...THURSDAY 27 FEBRUARY 2014 PAGE 12 OF 31 EMS75VR ROYAL VENDING INSTALLATION AND USER GUIDE ISS3 11 Connect the lights jumper from the ems as shown below ...

Page 13: ...ds The motion sensor must be fixed using the two no 4 self tapping screws supplied Caution Using rivets invalidates the warranty 3 2 How to mount the motion sensor Install the motion sensor as follows 12 Route the motion sensor from the ems75vr through the vending machine door as shown below 13 Route the motion sensor over the top of the chute and then through the small hole on the top of the chut...

Page 14: ... to the front of the vending machine door and pull a reasonable length of cable through so that you can attach and place the motion sensor in location as shown below 15 Pass the motion sensor cover over the cable and connect the cable to the motion sensor as shown below Then clip the cover into position ...

Page 15: ...NG INSTALLATION AND USER GUIDE ISS3 16 Use an appropriate drill bit to drill two holes to mount the motion sensor with two no 4 self tapping screws supplied as shown below 17 Use the two self tapping screws to secure the motion sensor in position as shown below ...

Page 16: ...t of the evaporator and is secured into position using the holder which is a small hook with a magnetic base 4 2 How to mount the appliance sensor Mount the appliance sensor as follows 18 Identify the access cover that allows cable to be passed between the compressor and refrigeration compartments 19 Remove the screw from one side of the cover and loosen the screw on the other side as shown below ...

Page 17: ...L VENDING INSTALLATION AND USER GUIDE ISS3 20 Open the cover and pass the appliance sensor cable from the ems75vr to the refrigeration compartment as shown below 21 Place the appliance sensor approximately 1 to 2 inches from the evaporator as shown below ...

Page 18: ...THURSDAY 27 FEBRUARY 2014 PAGE 18 OF 31 EMS75VR ROYAL VENDING INSTALLATION AND USER GUIDE ISS3 22 Refit the access cover as shown below ...

Page 19: ...for the ems75vr controller is shown below 5 1 ems75vr controller is shown below appliance sensor ems75vr L condenser fan N compressor microRMD remote display s o c k e t p l u g live in compressor out compressor in L lights in lights out lights s o c k e t p l u g L N pin 1 pin 1 straight receptical straight boot cooler mains supply neutral ...

Page 20: ...disable 2 Motion detection 3 Compressor Run the test routine as follows 1 Enter the password as follows A Press Set and ensure that the display shows PAS B Press Set three times x3 C Press Up twice x2 D Press Down once x1 E Press Defrost four times x4 F Ensure that display shows PS 2 Scroll to tst and press the Set button The display changes to rEL for the relay tests 3 Press the Down button to st...

Page 21: ... to start the analogue input tests and then test the analogue inputs as described in the table below Button Display Test Check Up Appliance sensor temperature Displayed temperature is correct 6 Press the Defrost and Set buttons simultaneously to test the motion detector The display changes to PIr 7 Press the Defrost button and then place your hand about 300mm in front of the motion sensor Move you...

Page 22: ...d troubleshoot problems with the appliance sensor motion sensor and vendors not cooling 7 1 Alarms The table below shows the display for alarm conditions problem check Motion sensor LED flashing continuously See how to troubleshoot motion sensor alarms See how to troubleshoot appliance sensor alarms Not cooling See how to troubleshoot not cooling problems ...

Page 23: ...alarms The ems controller displays PF1 to indicate a failure with the appliance sensor as show below Follow the chart below to troubleshoot problems with the appliance sensor Are sensors securely fitted Secure loose sensor Is either sensor open circuit Yes No Fault cleared No Replace faulty sensor Replace controller Alarm cleared Yes Yes No ...

Page 24: ...s faulty or if a microRMD is not fitted that the parameter settings are incorrect Note The controller stays in the ready mode if the motion detection LED is flashing continuously Follow the chart below to troubleshoot problems with the microRMD Is Sn 1 Set sensor enable Sn to 1 No Yes Motion detection LED flashing continuosuly Check value of the sensor enable Sn parameter Replace microRMD No Check...

Page 25: ...t a higher temperature product warm Is the controller on and display illuminated Is power available at the controller mains connector Replace controller No Yes Is the compressor LED on Yes Is compressor running Yes Is power available at controller compressor connector Refrigeration system fault Yes No Compressor fault No Yes Check wiring and fuses No Is the controller showing another fault See ala...

Page 26: ...s socket mains plug Compressor line input 120VAC 10 FLA 60LRA J3 Compressor in Compressor neutral input Compressor ground Light line input 120VAC 2 1 A 250VA J4 Lights in Lights in Not used Control board Evaporator switch Class 2 limited energy circuit less than 15 W J21 Not used Door switch J22 Not used Appliance sensor J20 External 2 pin connector Aux condenser sensor J23 Not used Communication ...

Page 27: ...d Light relay Ballast 120VAC 2 1 A 250VA 6 K J5 Lights out Lights out Not used Fan relay Not used Not mounted Not used 8 1 Additional information The purpose of this control is classified as an Operational Control The type on construction is Integrated Control Maximum ambient operating temperature 0 C up to 35 C 32 F up to 95 F Overvoltage category III or better Pollution degree 2 or better Softwa...

Page 28: ...es 3 minutes 5 Delay to standby is the delay in switching to saving mode from the operational mode 0 to 120 minutes In multiples of 30 minutes 00 no delay 6 Light delay is the delay to switch off the cooler lights after switching to the saving mode 0 to 120 minutes 00 no delay 7 Saving restart is the maximum time allocated to lower the product temperature to the set point temperature from the savi...

Page 29: ...e active period of the evaporator fan while the compressor is off 1 to 30 minutes 30 minutes 17 Fan cycle off is the inactive period of the evaporator fan while the compressor is off 1 to 30 minutes 1 minute 18 Alarm delay is the maximum time a door can be open before sounding the alarm buzzer 00 to 30 minutes 00 disabled 19 Buzzer duration for open door alarm conditions After the buzzer duration ...

Page 30: ... fan running continuously even if the door is opened 01 to 30ºC 33 to 86ºF 15ºC 59ºF 26 Buzzer enable is the option to disable a warning buzzer for alarm conditions Does not affect door alarms 00 disabled or 01 enabled 01 enabled 27 Saving temperature disable is the option to maintain the ready mode temperature at all times 00 off or 01 on 00 off 28 Learning period defines 1 day or 7 day learning ...

Page 31: ...Elstat Astra Business Centre Roman Way Preston Lancashire PR2 5AP United Kingdom Telephone 44 161 22 77 200 www elstatgroup com ...

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