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Fri-Jado HI 48 User manual

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www.frijado.com Service Manual Hot Island form 9120940 rev. 06/2018
- NOTICE -
This manual is prepared for the use of trained Service Technicians and should not be used by
those not properly qualied. If you have attended a training for this product, you may be
qualied to perform all the procedures in this manual.
This manual is not intended to be all encompassing. If you have not attended a training for
this product, you should read, in its entirety, the repair procedure you wish to perform to
determine if you have the necessary 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.
SERVICE MANUAL
Hot Island 48 - 2 level
Service Manual Hot Island form 9120940 rev. 06/2018
2
Service Manual Hot Island form 9120940 rev.06/2018 3
Versions
Version Issue date
dd/mm/yy
Remarks
06/2018 01/07/2018 First release.
Index ................................................................................................................................................................................................................. 4
General Technical data ............................................................................................................................................................................... 5
Performance ............................................................................................................................................................................................. 5
Technical data ........................................................................................................................................................................................... 6
Removal and replacement of parts ....................................................................................................................................................... 7
Top glass...................................................................................................................................................................................................... 7
Side door ..................................................................................................................................................................................................... 7
Middel glass ............................................................................................................................................................................................... 8
Coverplate electrobox ............................................................................................................................................................................ 8
Danfoss thermostat.................................................................................................................................................................................9
Tumble switch / lamp holder .............................................................................................................................................................10
Upper pane ..............................................................................................................................................................................................10
Electronic ballast ....................................................................................................................................................................................11
Child guard ...............................................................................................................................................................................................12
Blower ........................................................................................................................................................................................................12
Sensor of Danfoss thermostat ...........................................................................................................................................................12
Electrical tests and service procedures ..............................................................................................................................................14
Heating element test ............................................................................................................................................................................14
PTC 1K Sensor test .................................................................................................................................................................................14
Contactor and blower test .................................................................................................................................................................. 14
Adjusting Danfoss ERC 211 thermostat .........................................................................................................................................15
Adjusting Danfoss ERC 211 thermostat (continued) ................................................................................................................16
Error codes ERC 211 ..............................................................................................................................................................................16
Danfoss ERC 211 settings ....................................................................................................................................................................17
Electric diagram ......................................................................................................................................................................................18
Troubleshooting .........................................................................................................................................................................................20
Exploded views and partlist ...................................................................................................................................................................22
Service Manual Hot Island form 9120940 rev. 06/2018
4
INDEX
GENERAL TECHNICAL DATA
5
Service Manual Hot Island form 9120940 rev. 06/2018
The cabinet conforms to both Fri-Jado and NSF 4 standards.
 Energyeciencyishigh,theenergyconsumptionmeasuredat73,4°Fis3,7
kWh/hduringnormaloperation,thisisequalto1,8kWh/hper3,28ft²ofthedisplay
area.Peakpowercanreach4,4kW.
 Thetablebelowgivesanoverviewofthemaximumsurfacetemperatureofthe
dierentcomponents.Notethatthetemperatureattheshelfcanvary,itcanbe10 
degreeslowerthanthegivenvalues.
Component   Material  Max.Temperature(°F)
  Topshelf Stainlesssteel 181,4
  Bottomshelf Stainlesssteel 192,2
  Sideglass Temperedglass 145,4
Childguard   Aluminium  143,6
Tools
• Standard set of tools
•  Metricwrenches,socketsandhexsocketkeywrenches
•  Multi-meterandACcurrentclampmeter
•  Temperaturetester
PERFORMANCE
GENERAL TECHNICAL DATA
GENERAL TECHNICAL DATA
Service Manual Hot Island form 9120940 rev. 06/2018
6
Type HI 48-2 +UF
Number 9259100
Power(W) 4500
Voltage 3~208V
Frequency 60Hz
Fusesneededwithpowerconnection208V3~60
Hz(3phaseswithoutzero)
3x20A
Standardplugfromfactorysinglepole NEMA15-30P
Lighting 4xT521W830
NetWeight(lbs) 635
ShipWeight(lbs) 803
Depth 52 3/4”
Width 463/4”
Height 597/8”
Presentation area 23 ft²
Soundpressure <70dB(A)
Powercord 78”
Accessories
Cross-selling basket 9259801
Bumper,setof4 9259800
Temperatureindicator 9229801
TECHNICALDATA
ThismanualdescribestheHotIsland48-2UL+UFmerchandiser.
Allinformation,illustrationsandspecicationsinthismanualarebasedonthe
productinformationavailableatversiondate.
Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
7
WARNING:Disconnectelectricpower,thenplaceatagonthecircuitboxindica-
tingthatthecircuitisbeingserviced.
TOPGLASS
SIDE DOOR
1. Remove4screwsattheside
of the glass
2. Liftthetopglass
3. Reversetheprocedureto
install
1. Slide and lift the metal
stripaside.
2. Removethescrewatthe
fasteningstrap.
3. Removethe3screwsat
theuppersideandliftthe
door.
4. Reversetheprocedureto
putthedoorback.
REMOVAL AND REPLACEMENT OF PARTS
8Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
MIDDELGLASS
COVERPLATEELECTROBOX
1. Bothseperationpanelscanberemo-
ved by lifting the glass.
2. Movethebottomoftheglassside-
waystotakeitout
1. Unscrewthe4hexscrews.
2. Removethecoverplate.
Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
9
DANFOSSTHERMOSTAT
1. Followtheinstructionsasdescri-
bed above to remove the electro-
boxcoverplates
2. UnscrewthePhillipsscrewatthe
back side to be able to move the
box
3. Disconnectthewiringofthether-
mostat
4. RemovetheDanfossbypushing
theclampsonbothsides.
10 Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
TUMBLESWITCH/LAMPHOLDER
UPPERPANE
1. Removethetopglass.
2. Removethe2screwsatthe
left and righthand site of the
magnet.
3. Unscrewthenuts.
4. Slidetheglasspanelfor-
wardsandtakeitout.
5. Takeouttheglassclamp.
6. Todisconnecttheswitch
removewiringandpushthe
2clips.
1. Followthesameproce-
dureasdescribedaboveto
removethetopglassand
lampholder.
2. Slidetheglasspanelfor-
wardsandtakeitout.
3. Reversetheprocedureto
replacetheupperpane.
Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
11
ELECTRONICBALLAST
1. Removethecoverplatesasdescribed
above.
2. Theelectroboxcanberemovedby
unscrewthePhillipsscrewattheback
side.
3. Thetwoballastarelocatedattheback
oftheelectrobox.
12 Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
CHILDGUARD
BLOWER
SENSOROFDANFOSSTHERMOSTAT
1. Removethecoverplatesasdescribed
above.
2. Unscrewthefanbox(213)
3. Unscrewthenutstoremovetheblower.
The sensor is located at the right side
oftheupperplateshelf.
1. Inordertoreplacethesensorthe
uppershelfneedstoberemoved.
2. Disconnect the cable in the elec-
trobox.
3. Pullthecablethroughtheconduit.
4. Replacethecableandre-connect
it to the danfoss thermostat.
5. Puttheshelfandcoverplates
back
Tobeabletoreplacethechildguardthe
glassneedstobeliftedupwards.
Service Manual Hot Island form 9120940 rev. 06/2018
REMOVAL AND REPLACEMENT OF PARTS
13
12ground
ELECTRICAL TESTS AND SERVICE PROCEDURES
Service Manual Hot Island form 9120940 rev. 06/2018
14
WARNING:Disconnectelectricpower,thenplaceatagonthecircuitboxindicatingthecircuitis
being serviced.
HEATINGELEMENTTEST
Type Power/Voltage Resistance Ω -0% + 10% Current A
HI 48 1060 / 28 40.8 5.0
Note:Whentestingtheresistanceoftheelementremovethewiringfromtheconnectingblock.
Temperature Resistance
°F °C ± 10 Ohms
60 16 930
70 21 970
80 27 1016
90 32 1056
100 38 1107
125 52 1227
150 65 1347
200 94 1636
250 121 1935
1. Removethepanelaccordingpriorprocedure.
2. Removethewiringfromthesensor.
3. Connectatemperaturesensortotheprobe
forcomparison.
4. TesttheprobewithanOhmmeter.
PTC1KSENSORTEST
CONTACTORANDBLOWERTEST
Type Description Voltage Resistance
HI 48 Contactor 208V Resistanceofcoil(A1-A2)~525Ω
HI 48 Blower 120V Between1-2~3.5MΩ
Seepicturebelow
Note:Whentestingtheresistanceremovethewiring.
ELECTRICAL TESTS AND SERVICE PROCEDURES
ELECTRICAL TESTS AND SERVICE PROCEDURES
Service Manual Hot Island form 9120940 rev. 06/2018 15
ADJUSTINGDANFOSSERC211THERMOSTAT
75.4
A1
A2
A3 A5
A4 A6
ELECTRICAL TESTS AND SERVICE PROCEDURES
Service Manual Hot Island form 9120940 rev. 06/2018
16
ADJUSTINGDANFOSSERC211THERMOSTAT(CONTINUED)
ERRORCODESERC211
A1Heatingon/o
A2Indication°Cor°F
A3Backkey
A4OK/setkey
A5Upkey
A6Downkey
Iftheelementsareswitchedon,theindicator
lampA1willgoon.
Errorcodesondisplay:
E29:PTsensorbrokenorwiringproblemsensor.
A01:Hightemperaturealarm.
A02:Lowtemperaturealarm.
A99:Highvoltagealarm.
AA1:Lowvoltagealarm.
oFF:Mainswitchalarm.Checkparameterr12.
Wrongtemperaturedisplayed:Wrongtypeof
sensorselected.Checko06.
Whenreportingerrorcodestheunitisswitched
instand-bymodeandcannotbeuseduntilthe
problemisresolved.
ELECTRICAL TESTS AND SERVICE PROCEDURES
Service Manual Hot Island form 9120940 rev. 06/2018 17
Note!Changer05rstandthenr03.
DANFOSSERC211SETTINGS
18 Service Manual Hot Island form 9120940 rev. 06/2018
ELECTRICDIAGRAM
19
Service Manual Hot Island form 9120940 rev. 06/2018
TROUBLESHOOTING
Service Manual Hot Island form 9120940 rev. 06/2018
20
This is an analytic description for servicing and repairing all major parts of the HI 48 It consists of 4 basic steps to
recognize and solve the problems:
1. Symptoms.
2. Possible causes.
3. Solving of the problem: checking/action.
4. Replacing of parts and testing:
Description of part Symptoms Possible causes Solving: checking / action
Contactor Contactor does not come in. Wiring.
Coil malfunction.
Contact burned.
Check the wiring.
Check resistance of coil. This should be ±
525Ω.
Check the contacts.
Heating element The cabinet is not reaching the
adjusted temperature
Wiring.
Element malfunction.
Check the wiring.
Check the power on the element.Check current
with AC current tester.
Tumble switch Light and heating does not switch on Wiring.
Contact burned.
Check the wiring.
Check the voltage on “in”- and “output”.
Electronic ballast Light does not switch on Wiring.
Ballast malfunction.
Check the wiring.
Replace ballast.
lamp(s) Light does not switch on Wiring.
Lamp(s) broken.
Check the wiring.
Replace lamp(s).
Electronic thermostat Display does not light up
The cabinet is not reaching the
adjusted temperature or does not
heat up at all
Wiring.
Loose sensor.
Thermostat malfunction.
Thermostat settings.
Check the wiring.
Check sensor.
Replace thermostat.
Check parameters.
PTC 1000 sensor The cabinet is not reaching the
adjusted temperature or does not
heat up at all
The cabinet becomes too hot
Broken sensor.
Loose sensor.
Broken sensor.
Sensor shorted.
Replace sensor.
Check wiring.
Replace sensor.
Check wiring.
Blower heating system Blower doesn’t run
Wiring.
Cooling.
Check wiring.
Check voltage on blower.
Check cooling of motor.
Check if unit is close to another heat source.
Main fuse burned Short circuit in coil to earth. Check insulation value of coil with a Megger on
max. 500V
Minimum value is 0.5MΩ
TROUBLESHOOTING
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