Fri-Jado MC 75 User manual

Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
WWW.FRIJADO.COM
Models:
MC 75 and 100 Hot Full Service. Curved and Square glass
MC 75 and100 Hot Self Service. Curved and Square glass
MC 75 and100 Cold Full Service. Curved and Square glass
MC 75 and100 Cold Self Service. Curved and Square glass
Curved and Cube underframe
SERVICE MANUAL
MODULAR COUNTER HOT AND COLD MERCHANDSERS
- NOTICE -
This manual is prepared for the use of trained Service Technicians and
should not be used by those not properly qualified. If you have atten-
ded a trianing for this product, you may be qualified to perform all the
procedures in this manual.
This manual is not intended to be all encompassing. If you have not
attended training for this product, you should read, in its entirety, the
repair procedure you wish to perform to determine if you have the ne-
cessary tools, instruments and skills required to perform the procedure.
Procedures for which you do not have the necessary tools, instruments
and skills should be performed by a trained technician.
Reproduction or other use of this Manual, without the express written
consent of Fri-Jado, is prohibited.
Curved glass Square glass

Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017Page 2

Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017 Page 3
Versions
Version Issue date
dd/mm/yy
Remarks
01/2010 01/01/2010 First release.
12/2014 01/12/2014 Model MC 100 updated. Model MC 75 added. Various updates.
03/2017 01/03/2017 New ERC 211 and 213 thermostat added. Square models added.
New electric diagrams. Various updates.

Page 4 Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
INDEX
Index .......................................................................................................................................................... 4
General technical data.............................................................................................................................. 6
Removal and replacement of parts in hot version ................................................................................ 8
Side Panels.............................................................................................................................................. 8
Front Panel............................................................................................................................................. 8
Sliding wheel on door ........................................................................................................................... 9
Thermostat (Danfoss ERC 211) .............................................................................................................. 9
Sensor Danfoss thermostat ................................................................................................................ 10
Tumble switch light and heating ........................................................................................................ 10
Top Shelves........................................................................................................................................... 11
Bottom Shelf ........................................................................................................................................ 11
Lamp holder......................................................................................................................................... 12
Electronic ballast.................................................................................................................................. 12
Curved glass self service and flat glass Square .................................................................................. 13
Safety thermostat (MC 100 Hot self service) ...................................................................................... 13
Heating element in top (MC 100 Hot self service)............................................................................. 14
Blower (self service)............................................................................................................................. 14
Removal and replacement of parts in cold version ............................................................................. 15
Side panels ........................................................................................................................................... 15
Front panel........................................................................................................................................... 15
Sliding wheel on door ......................................................................................................................... 16
Thermostat (Danfoss ERC 213) ............................................................................................................ 16
Temperature sensor ............................................................................................................................. 17
Defrost sensor ...................................................................................................................................... 18
Tumble switch light and cooling......................................................................................................... 19
Lamp holder......................................................................................................................................... 19
Relay ..................................................................................................................................................... 20
Electronic ballast.................................................................................................................................. 20
Curved glass self service and flat glass Square................................................................................... 21
Blower(S) ............................................................................................................................................. 21
Changing Danfoss EKC to ERC thermostat........................................................................................ 22
Electrical tests and service procedures hot version.............................................................................. 24
Heating element test........................................................................................................................... 24
TL lamp test.......................................................................................................................................... 24
Contactor and blower test .................................................................................................................. 25
Adjusting Danfoss ERC 211 thermostat.............................................................................................. 26
Adjusting Danfoss ERC 211 thermostat (continued) ......................................................................... 27
Error codes ERC 211............................................................................................................................. 27
Danfoss ERC 211 settings MC 75 + 100 full service ............................................................................ 28
Danfoss ERC 211 settings MC 75 + 100 self Service ........................................................................... 29
Adjusting Danfoss EKC 102A thermostat till serial number 100080879........................................... 30
Adjusting Danfoss EKC 102A thermostat till serial number 100080879........................................... 31
Control locations full and self service hot.......................................................................................... 32

Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017 Page 5
Electrical tests and service procedures cold version............................................................................. 33
Heating element test Evaporation tray.............................................................................................. 33
TL lamp test.......................................................................................................................................... 33
Adjusting Danfoss ERC 213 thermostat.............................................................................................. 34
Adjusting Danfoss ERC 213 thermostat (continued) ......................................................................... 35
Error codes ERC 213............................................................................................................................. 35
Danfoss ERC 213 settings MC 75 + 100 full service ............................................................................ 36
Danfoss ERC 213 settings MC 75 self service ...................................................................................... 37
Danfoss ERC 213 settings MC 100 self service .................................................................................... 38
Adjusting Danfoss EKC 102C thermostat till serial number 100080879 .......................................... 39
Adjusting Danfoss EKC 102C thermostat till serial number 100080879 .......................................... 40
Adjusting Danfoss EKC 102C thermostat till serial number 100080879 .......................................... 41
Control locations full and self serve cold ........................................................................................... 42
Troubleshooting ...................................................................................................................................... 43
Troubleshooting Modular Counter 75 and 100 Hot .......................................................................... 43
Analytic troubleshooting Modular Counter 75 and 100 Hot............................................................ 44
Troubleshooting Modular Counter 75 and 100 Cold......................................................................... 45
Analytic troubleshooting Modular Counter 75 and 100 Cold .......................................................... 46
Exploded views & Part lists.................................................................................................................... 48
Modular counter 75 Hot full service (Cube, Square) ......................................................................... 48
Modular counter 75 Hot self service (Cube, Square) ......................................................................... 50
Modular counter 75 Hot full service (Cube, Curved) ......................................................................... 52
Modular counter 75 Hot self service (Cube, Curved)......................................................................... 54
Modular counter 75 Cold full service (Cube, Square)........................................................................ 56
Modular counter 75 Cold self service (Cube, Square)........................................................................ 60
Modular counter 75 Cold full service (Cube, Curved)........................................................................ 62
Modular counter 75 Cold self service (Cube, Curved) ....................................................................... 64
Modular counter 100 Hot full service (Cube, Square) ....................................................................... 68
Modular counter 100 Hot self service (Cube, Square) ....................................................................... 70
Modular counter 100 Hot full service (Cube, Curved) ....................................................................... 72
Modular counter 100 Hot full service (Curved, Curved).................................................................... 74
Modular counter 100 Hot self service (Cube, Curved)....................................................................... 76
Modular counter 100 Hot self service (Curved, Curved).................................................................... 78
Modular counter 100 Cold full service (Cube, square) ...................................................................... 80
Modular counter 100 Cold self service (Cube, square) ...................................................................... 84
Modular counter 100 Cold full service (Cube, Curved)...................................................................... 88
Modular counter 100 Cold full service (Curved, Curved) .................................................................. 90
Modular counter 100 Cold self service (Cube, Curved) ..................................................................... 94
Modular counter 100 Cold self service (curved, Curved)................................................................... 98
Electrical diagrams................................................................................................................................ 102
Circuit Diagram MC 75 -100 Hot full and self service ...................................................................... 102
Circuit Diagram MC 75 -100 Hot full and self service till serial nr. 100080879............................... 103
Circuit Diagram MC 75 -100 Cold full and self service..................................................................... 104
Circuit Diagram MC 75 -100 Cold full and self service till serial nr. 100080879 ............................. 105

Page 6 Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
GENERAL TECHNICAL DATA
This manual covers the Modular Counter Hot and Cold Merchandisers. The Merchandisers come
in 4 versions and 2 sizes of 750 and 1000 mm.
• MC 75 and100 Hot Full Service.
• MC 75 and100 Hot Self Service.
• MC 75 and 100 Cold Full Service.
• MC 75 and 100 Cold Self Service.
All of the information, illustrations and specifications contained in this manual are based on the
latest product information available at the time of printing.
Type MC 75 Hot
Full Service
MC 75 Hot
Self Service
MC 75 Cold
Full Service
MC 75 Cold
Self Service
Power (W) 2800 2900 1300 1300
Fuses needed with power connection
230V, 1N ~ 50Hz ( 1 phase with zero ) 1x 16 A 1x 16 A 1x 10 A 1x 10 A
Standard plug from factory single
pole
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Sound pressure - - < 70 dB(A) < 70 dB(A)
Temp. class Full and Self service* - - 3M2 3M2
Net weight (kg) 161 156 161 163
Gross weight (kg) 188 182 188 190
Height (mm) 1516 1516 1516 1516
Width (mm) 750 750 750 750
Depth (mm) 771 771 771 771
Maximum loading height 10 cm 10 cm
Temperature class* - - 3M2 3M2
Refrigerant** - - R134A R134A
Amount of refrigerant - - 0.450 kg 0.450 kg
* Product temperature class according to NEN-EN 441-6
** The refrigerant complies with the environmental requirements applicable at the time of manufacturing of
the unit.
Tools
• Standard set of tools.
• Metric wrenches, sockets and hex socket key wrenches.
• Multi-meter and AC current clamp meter.
• Insulation value tester (Megger)
• Temperature tester.
TECHNICAL DATA
GENERAL TECHNICAL DATA

Page 7
Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
GENERAL TECHNICAL DATA
Type MC 100 Hot
Full Service
MC 100 Hot
Self Service
MC 100 Cold
Full Service
MC 100 Cold
Self Service
Power (W) 2800 3000 1300 1300
Fuses needed with power connection
230V, 1N ~ 50Hz ( 1 phase with zero ) 1x 16 A 1x 16 A 1x 10 A 1x 10 A
Standard plug from factory single
pole
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Two-pole
earthed plug
16 A
Sound pressure - - < 70 dB(A) < 70 dB(A)
Temp. class Full and Self service* - - 3M2 3M2
Net weight (kg) 180 175 190 185
Gross weight (kg) 212 206 224 218
Height (mm) 1516 1516 1516 1516
Width (mm) 1000 1000 1000 1000
Depth (mm) 771 771 771 771
Maximum loading height 10 cm 10 cm
Temperature class* - - 3M2 3M2
Refrigerant** - - R134A R134A
Amount of refrigerant - - 0.580 kg 0.580 kg
* Product temperature class according to NEN-EN 441-6
** The refrigerant complies with the environmental requirements applicable at the time of manufacturing of
the unit.
Tools
• Standard set of tools.
• Metric wrenches, sockets and hex socket key wrenches.
• Multi-meter and AC current clamp meter.
• Insulation value tester (Megger)
• Temperature tester.
TECHNICAL DATA

Page 8 Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
REMOVAL AND REPLACEMENT OF PARTS
WARNING: Disconnect the electrical power to the machine
at the main circuit box. Place a tag on the circuit box indica-
ting the circuit is being serviced.
1. Remove the 3 screws on the backside that
hold the panel.
2. Slide the side panel backwards and remo-
ve the panel.
3. Reverse the procedure to install.
Note: When placing the plate back lift the
plate against the top side and pull the plate
on the bottom side to guide it past the side.
1. Loosen the 2 screws on the bottom front-
side.
2. Remove the 2 screws on the top side and
remove the panel.
3. Reverse the procedure to install.
Note: When placing the front back see to it
that it fits over the side panels.
REMOVAL AND REPLACEMENT OF PARTS IN HOT VERSION
SIDE PANELS
FRONT PANEL

Page 9
Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
REMOVAL AND REPLACEMENT OF PARTS
1. Remove the door by lifting this out of the
runner and bring it towards yourself.
2. Use a drill of 4.2 mm to drill out the 2
pop rivets.
3. Fix the new wheel again with pop rivets
of 4.2 mm.
4. Place the door back again.
SLIDING WHEEL ON DOOR
THERMOSTAT (DANFOSS ERC 211)
1. Remove the 3 screws that secure the ope-
ration panel and open the panel.
2. Loosen the blocking clips on the sides of
the thermostat and remove thermostat
from housing.
4. Remove the wiring from the thermostat.
5. Reverse the procedure to install.
Old version with
separate handles
New version with
integrated handles

Page 10 Service Manual Modular Counter Hot and Cold form 9123791 rev.03/2017
REMOVAL AND REPLACEMENT OF PARTS
1. Open the operation panel according prior
procedure.
2. Remove the wiring of the sensor on the
thermostat.
3. Remove the front glass and both side
glasses.
5. Remove the screws that secure the cover
profile on the left backside and remove
the profile.
6. Remove the screws that secure the top
shelf on both sides on the shelf support.
7. Slide the top shelf carefully for 10 cm. to
the customer side.
8. Remove the screws that secure the sensor
holder and remove the sensor from the
holder.
9. Lead the wiring of the sensor to the front
and remove the wiring.
10.Reverse the procedure to install.
Note: See to it that the sensor is placed
straight inside the shelf.
SENSOR DANFOSS THERMOSTAT
TUMBLE SWITCH LIGHT AND HEATING
1. Open the operation panel according prior
procedure.
2. Disconnect the wiring.
3. Remove the switch by pushing the clamps
on both sides.
4. Reverse the procedure to install.