Bartscher QUASAR 90 C Operating manual

1
QUASAR (R404a)
TECHNICALSERVICEMANUAL
ICE CUBE MAKERS
MODELS:
QUASAR20 C
QUASAR30 C
QUASAR40 C
QUASAR40SC
QUASAR50 C
QUASAR60 C
QUASAR90 C
QUASAR130 C
QUASAR150 C
MODULARS:
MQ200
CAREFULLYREAD THEINSTRUCTIONSCONTAINEDINTHISMANUALSINCETHEY
PROVIDEIMPORTANTINFORMATIONRELATIVETOSAFETYDURINGINSTALLATION,
USE, AND MAINTENANCE.
EDITION:
NOVEMBER2001.
COD:QU02MTIN.DOC
GB/UK
104203
104205
104208
104215

2
TABLE OF CONTENTS
Introduction
Warnings.....................................................................................................................................................3
Description..................................................................................................................................................4
OperatingPrinciples....................................................................................................................................5
Specifications
Diagramsof connectionsanddimensions(undercountermodels).................................................................6
Consumptiondata, weights, crateddimensionsandvolumes(undercountermodels)....................................8
Technical data (undercountermodels).......................................................................................................10
ProductionTables......................................................................................................................................11
Delivery&Unpacking
Packing.....................................................................................................................................................13
Ratingplateandserial number..................................................................................................................13
Installation
Recommendedplacementof unit...............................................................................................................14
Wateranddrainage...................................................................................................................................14
Connectingunit towatersource.................................................................................................................15
Connectingunit todrain............................................................................................................................15
Electrical connection.................................................................................................................................15
Operationprinciple
Preliminarycheck......................................................................................................................................17
Cross check...............................................................................................................................................17
Adjustment
Waterlevel................................................................................................................................................18
Waterpressurecontrolvalve......................................................................................................................18
Pressurecontrol.........................................................................................................................................19
Safetypressostat........................................................................................................................................19
Maintenance andcleaninginstructions
Maintenance table......................................................................................................................................20
Watercondenser........................................................................................................................................21
Aircondenser............................................................................................................................................21
Evaporator/waterdeposit.........................................................................................................................21
Inletfilters.................................................................................................................................................22
Specialadvice concerningr-404 refrigerant................................................................................................23
Troubleshooting ..................................................................................................................................................24

3
INTRODUCTION
ThankyouforchoosingQUASAR-Cice cubemakers.
Youhavepurchasedoneofthemostreliableice-
makingproductsonthemarkettoday.Carefullyreadthe
instructionscontainedinthismanualsince theyprovideimportantinformationrelativetosafetyduring
installation, use, andmaintenance.
WARNINGS
Thisappliance shouldbeinstalledbyapprovedTechnical Service Personnel.
Thisplug shouldbeaccessibleatall times.
Toreduce theriskofelectricalshock,ALWAYSdisconnectthemachineBEFOREcleaningormaintaining
theequipment.Donotattempttoins
tall,service,ormodifythismachine.Improperusebyotherthan
speciallytrainedtechniciansisextremelydangerousandmayresultinafireorelectricshock.
Thismachineshouldnotbeplacedoutdoorsorexposedtorain.
Connecttodrinkingwatermains.
Thisappliance isnotintendedforusebyyoungchildrenorinfirmpersonswithoutsupervision.
Youngchildrenshouldbesupervisedtoensurethattheydonotplaywiththeappliance.
IMPORTANT!
•
DONOTATTEMPTTOSERVICETHISMACHINEASITISDANGEROUSAND COULD
CAUSESEVEREDAMAGETOTHEUNIT.
•SERVICESHOULDONLYBECARRIEDOUTBYTRAINED, CERTIFIEDPERSONNEL.
•WESTRONGLYRECOMMEND USINGONLYORIGINALREPLACEMENTPARTS
AVAILABLE FROMAN AUTHORIZEDDISTRIBUTOR.
•WASTE AND OTHERMATERIALSHOULDBEDISPOSEDOFACCORDINGTOLOCAL
REGULATIONSAND PROCEDURESFORWASTE DISPOSAL.
•CLEANINGAND MAINTENANCEARENOTCOVEREDBYTHEWARRANTY.

4
DESCRIPTION
TheQUASAR-
Cice cubesmakeristheresultofyearsofexperience inthisfieldandthedevelopmentofa
hightechnologyfactory.
MainFeatures
•Storagebinmadeofpolyesterstrengthenedwithglass fibreorABS
•Stockbinmadeofhighresistance plasticmaterials
•Polyurethaneinsulationinjected“INSITU”
•Heavydutydoor(pat.)exceptQ20-30 yMQ200.
•Agitatormotorforcontinuousservice
•Toughcammotor(50 Kg/cm)
•Safetydevice andclutchforthewaterpanpreventingitsbreakageduringtheupwardcycle, (pat.)
•Machinestoppageandwaterpanprotectionduringthedownwardcycle, (pat.)
•Thestockice isthemaximumthanitcouldbethankstothestopmachinesystem.
•Lownoise
•Highpressuresafetypressostatseveninair-cooledmachine.
•
Largecondensers(workwell athighambienttemperatures;andreduce coolingwaterconsumptionin
water-cooledmachines).
•Clearcubes.
•IcesCubescanbeadjusted(heightanddiameter).
•Easytomaintainandrepair.
HOWITWORKS
Whenthemachineisswitchedonthecompressorandtheagitatormotorstart,thewaterentryvalveopens
andallowswaterintotheproductionpanup toalevelwherethefloatmakesamicro-
switchcutthecurrent
tothevalveandsostopwaterenteringthe
tray.Thecompressor,controlledbycapillariesproducesenough
coldintheevaporatortograduallyfreeze thewateraroundits“fingers”.
Whentheice soformedreachesthepropersize thepaddlesoftheagitatorarestoppedanditsmotor,
suspended, workstheendofcyclemicro-switch.
Thismicro-switchconnectstherelaythatstartsthecammotor.Whenthemicro-
switchhasfallen,opensthe
hotgasvalveandstopstheagitatormotor.Thecompressorcontinuesworkingforanother20”,thenstops,
andthe
agitatormotorisconnected.Thecammotorstartstomovedownwards,makingpartofthesurplus
waterflowtothedrain, anddroppingtheice cubes, pushedbytheejectionplateintothestoragebin.
Thepaneventuallygetsbacktoitsinitialpositionandsostartsanotherproductioncycle.

5
Once thestoragebinisfull thepanstopsinitsdownwardmovementasittouchesthecubes,soworkingthe
safetystopmicro-
switchandswitchingoff themachine.Productionwill startagainassoonasthecubes
whichdetaineditmoveorareremoved.

6

7
SPECIFICACIONS
Models: QUASAR 20/30/40/40S/50/60/90/130/150
*HEIGHTZREPRESENTSMINIMUMMACHINEHEIGHT. IFLEGS AREPLACEDUNDERMACHINE, THENADD
AN EXTRA80 MM.*
MODEL X Y Z A B C D E F G
QUASAR20 C 405 510 690 60 35 65 123 45 65 105
QUASAR30 C 405 510 745 60 35 65 123 45 65 105
QUASAR40 C 405 510 870 60 35 65 123 45 65 105
QUASAR40S/50 C 515 555 870 60 42 74 123 65 75 105
QUASAR60 C 595 555 995 60 42 74 123 65 75 105
QUASAR90 C 675 555 995 60 42 74 123 65 75 105
QUASAR130 C 845 555 995 60 42 74 123 65 75 105
Electrical
connection
Bindrain
drain
Cooling water
Waterentry

8
STOCKTHERMOSTAT
WATERINLET
ELECTRICALCONNECTION

9
TECHNICALDATA
MODEL
COOLING
WATER
USAGE
L/HOUR (1)
ICE
PRODUCTION
WATER
USAGE
L/HOUR (1)
TOTAL
WATER
USAGE
L/HOUR (1)
NET
WEIGHT
(KG)
DIMENSIONS
CRATED
X*Y*Z
GROSS
WEIGHT
(KG)
VOLUME
(M3)
QUASAR20CA 4 4 36 490x595x765 41 0.22
QUASAR20CW 15 4 19 36 490x595x765 41 0.22
QUASAR30CA 4 4 39 490x595x830 44 0.24
QUASAR30CW 15 4 19 39 490x595x830 44 0.24
QUASAR40CA 5 5 42 490x595x960 46 0.28
QUASAR40CW 25 5 30 42 490x595x960 46 0.28
QUASAR40SCA 5 5 48 610x640x960 56 0.37
QUASAR40SCW 25 5 30 48 610x640x960 56 0.37
QUASAR50CA 7 7 48 610x640x960 56 0.37
QUASAR50CW 33 7 40 48 610x640x960 56 0.37
QUASAR60CA 6 6 55 690x640x1080 66 0.47
QUASAR60CW 35 6 41 55 690x640x1080 66 0.47
QUASAR90CA 11 11 60 770x640x1080 74 0.53
QUASAR90CW 45 11 68 60 770x640x1080 74 0.53
QUASAR130CA 11 11 80 940x640x1080 95 0.65
QUASAR130CW 53 11 64 80 940x640x1080 95 0.65
QUASAR150CA 11 11 137 930x640x1295 151 0.96
QUASAR150CW 57 11 68 137 930x800x1295 151 0.96
MQ200 CA 11 11 98 900*650*1200 113 0.702
MQ200 CW 70 11 81 98 900*650*1200 113 0.702
MODEL REFRIG.
CHARGE
HIGHPRESSURE LOW
PRESSURE TOTAL CURR.
FUSES
COMPRESSOR OUTPUT TOTAL OUTPUT
MÍNIMUM MAXIMUM AVERAGE (2) (1) (2)
(GR) Kg/cm2Psi Kg/cm2Psi Kg/cm2Psi (A) (A) (W) (W)
QUASAR20CA 260 16 228 17 240 2.5 38
1.5 10 175 220
QUASAR20CW 190 16 228 17 240 2.5 38
1.5 10 175 220
QUASAR30CA 260 16 228 17 240 2.5 38
1.5 10 190 220
QUASAR30CW 190 16 228 17 240 2.5 38
1.5 10 190 220
QUASAR40CA 270 16 228 17 240 2.5 38
1.7 10 190 270
QUASAR40CW 205/195 16 228 17 240 2.5 38
1.7 10 190 270
QUASAR40SCA 330 16 228 17 240 2.5 38
1.7 10 190 270
QUASAR40SCW 250 16 228 17 240 2.5 38
1.7 10 190 270
QUASAR50CA 270 16 228 17 240 2.5 38
2 10 210 300
QUASAR50CW 290 16 228 17 240 2.5 38
2 10 210 300
QUASAR60CA 370/390 16 228 17 240 2.5 38
2.2 10 210 310
QUASAR60CW 370 16 228 17 240 2.5 38
2.2 10 210 310
QUASAR90CA 370/380 16 228 17 240 2.5 38
2.8 10 365 450
QUASAR90CW 360 16 228 17 240 2.5 38
2.8 10 365 450
QUASAR130CA 425 16 228 17 240 2.5 38
3 10 440 500
QUASAR130CW 425 16 228 17 240 2.5 38
3 10 440 500
QUASAR150CA 1000 16 228 17 240 2.5 38
4.5 10 900 980
QUASAR150CW 1000 16 228 17 240 2.5 38
4.5 10 900 980
MQ200 CA 400 16 228 17 240 2.5 38
6 10 440 1000
MQ200 CW 340 16 228 17 240 2.5 38
6 10 440 1000
1) Data obtainedat roomtemperature(20°C), waterintroducedat 15°C;waterquality=500ppm
2) Maximumconsumptionobtainedat roomtemperature=43°, accordingtoUNEclimateclassificationClass T
(Tropicalised).
NOTE: Expansioncontrolledbycapillary.

10
PRODUCTIONTABLESFORICECUBEMAKERS(KG/DAY)
QUASAR 20 CQUASAR 30 C
45 25 22
27 20
2819.5
29 19
30 18
30.517
32 16
25 26
27 24
28 23
29 22
30 21
30.5 20
32 19
40 24 24
25 22
27 20
2819.5
29 19
30 18
31 17
24 28
25 26
27 24
28 23
29 22
30 21
31 20
35 22 25
24 24
25 22
27 20
2819.5
29 19
30 18
22 29
24 28
25 26
27 24
28 23
29 22
30 21
30 20 26
22 25
24 24
25 22
27 20
2819.5
29 19
20 31
22 29
24 28
25 26
27 24
28 23
29 22
25 19 28
20 26
22 25
23 24
25 22
27 20
2819.5
19 33
20 31
22 29
23 28
25 26
27 24
28 23
20 18 30
19 28
20.426
22 25
23 24
25 22
27 20
18 35
19 33
20.4 31
22 29
23 28
25 26
27 24
15 17 31
18 30
19 28
20.526
22 25
23 24
25 22
17 37
18 35
19 33
20.5
30.5
22 29
23 28
25 26
10 16 32
17 31
18 30
19 28
20.526
22 25
23 23
16 38
17 37
18 35
19 33
20.5
30.5
22 29
23 27.5
5 10 15 20 25 30 35 5 10 15 20 25 30 35
QUASAR 40 C QUASAR 40SC
45 25 35
26 33
28 32
29 31
30 30
30.529
32 27
31 36
32 34
33 31
33.5 30
34 28
35 27
36 25
40 24 37
25 35
26 33
28 32
29 31
30 30
30.529
29 38
31 36
32 34
33 31
33.5 30
34 28
35 27
35 22 38
24 37
25 35
26 33
28 32
29 31
30.530
27 40
29 38
31 36
32 34
33 31
33.5 30
34 28
30 2140.5
22 38
24 37
25 35
26 33
28 32
29 31
25 41
27 40
29 38
31 36
32 34
33 31
33.5 30
25 20 42
2140.5
22 38
24 37
25 35
26 33
28 32
24 43
25 41
27 40
29 38
31 36
32 34
33 31
20 19 44
20 42
2140.5
22 38
24 37
25 35
26 33
23 45
24 43
25 41
27 40
29 38
31 36
32 34
15 18 45
19 44
20 42
2140.5
22 38
24 37
25 35
22 47
23 45
24 43
25 41
27 40
29 38
31 36
10 17 47
18 45
19 44
20 42
2140.5
22 38
24 37
21 49
22 47
23 45
24.5 43
25 41
27 40
30 38
5 10 15 20 25 30 35 5 10 15 20 25 30 35
QUASAR 50 C QUASAR 60 C
45 25 41
26 39
27 38
28 36
29 35
30 34
31 33
29 47
30 45
31 44
32 43
33 41
34 40
35 39
40 24 43
25 41
26 39
27 38
28 36
29 35
30 34
28 49
29 47
30 45
31 44
32 43
33 41
34 40
35 22 46
24 43
25 41
26 39
27 38
28 36
29 35
26 52
28 49
29 47
30 45
31 44
32 43
33 41
30 20 51
22 46
24 43
25 41
26 39
27 38
28 36
24 59
26 52
28 49
29 47
30 45
31 44
32 43
25 19 54
20 51
22 46
24 43
25 41
26 39
27 38
22 62
24 59
26 52
28 49
29 47
30 45
31 44
20 18 57
19 54
20 51
22 46
24 43
25 41
26 39
21 65
22 62
24 59
26 52
28 49
29 47
30 45
15 17 60
18 57
19 54
20 51
22 46
24 43
25 41
20 68
21 65
22 62
24 59
26 52
28 49
29 47
10 16 64
17 60
18 57
19 54
20 51
22 46
24 43
19 72
20 68
21 65
22 62
24 59
26 52
28 49
5 10 15 20 25 30 35 5 10 15 20 25 30 35
WATERTEMPERATURE(°C)
Waterquality=500 ppm(240 Micromh/cm)
R
O
O
M
T
E
M
P
ER
A
TU
R
E
ºC
Min/cycle
Kg/day

11
QUASAR 90 CQUASAR 130 C
45 24 71
26 66
28 61
29 59
30 57
31 55
32 53
24 99
26 92
28 85
29 81
30 79
31 77
32 74
40 23 74
24 71
26 66
28 61
29 59
30 57
31 55
23 103
24 99
26 92
28 85
29 81
30 79
31 77
35 22 77
23 74
24 71
26 66
28 61
29 59
30 57
22 108
23 103
24 99
26 92
28 85
29 81
30 79
30 21 83
22 77
23 74
24 71
26 66
28 61
29 59
21 114
22 108
23 103
24 99
26 92
28 85
29 81
25 20 85
21 83
22 77
23 74
24 71
26 66
28 61
20 119
21 114
22 108
23 103
24 99
26 92
28 85
20 19 90
20 85
21 83
22 77
23 74
24 71
26 66
19 125
20 119
21 114
22 108
23 103
24 99
26 92
15 18 95
19 90
20 85
21 83
22 77
23 74
23 71
18 132
19 125
20 119
21 114
22 108
23 103
24 99
10 17.597
18 95
19 90
20 85
21 83
22 77
223 74
17 136
18 132
19 125
20 119
21 114
22 108
23 103
5 10 15 20 25 30 35 5 10 15 20 25 30 35
WATERTEMPERATURE(°C)
Waterquality=500 ppm(240 Micromh/cm)
QUASAR 150 C
45 24 99 26 92 28 85 29 81 30 79 31 77 32 74
40 23 103 24 99 26 92 28 85 29 81 30 79 31 77
35 22 108 23 103 24 99 26 92 28 85 29 81 30 79
30 21 114 22 108 23 103 24 99 26 92 28 85 29 81
25 20 119 21 114 22 108 23 103 24 99 26 92 28 85
20 19 125 20 119 114 108 23 103 24 99 26 92
15 18 132 19 125 119 114 22 108 23 103 24 99
10 17 136 18 132 19 125 20 119 21 114 22 108 23 103
5 10 15 20 25 30 35
M
3530252015105 158
5.18
176
16
187
5.15
191
15
204
14
210
5.13
210
5.12
10 152
19
158
5.18
174
5.16
185
5.15
193
5.14
208
14
209
5.13
15 140
20
152
19
160
5.18
180
16
187
5.15
193
5.14
208
14
20 1335.21
140
20
151
19
168
17
174
5.16
187
5.15
193
5.14
25 125
23
1335.21 143
20
150
19
160
5.18
174
5.16
187
5.15
30 110
26
125
23
1315.21 1455.19 151
19
160
5.18
174
5.16
35 99
5.27
110
26
126
23
138
21
143
20
151
5.19
160
5.18
40 92
5.28
99
5.27
110
26
126
23
138
21
143
20
151
5.19
45
C200ARSAQUARLODU

12
DELIVERY &UNPACKING
Uponreceipt
,thoroughlyinspectthepackingcontainer.Ifthereappearstobedamagetothecontainercontacttheshipper
immediately. Unpackunit inthepresence of deliverypersonnelnotinganydamageonthewaybill.
Packingbearsthe“GreenPoint”onall mode
ordingtotheEuropeanDirectivesonmanagementof
PackagingandWasteDisposal.
Besuretoincludemodelnameandserialnumberonall claims.Serialnumberislocatedinthefollowing
three places:
Packing
Thereisalabelstickontothecardboardpackingbearingthisserialnumber(1).
Machinebody
Onthemachine’srearpanel(1).
Ratingplateandserialnumber
WARNING:DONOTLEAVEPACKINGMATERIALS(PLASTIC BAGS,CARDBOARD BOXES,ETC.)WITHIN
REACHOFCHILDREN.
Locatedatthebackofthemachine.
Watercooledmachines:checkthatthedrainage
hoseatthebackofthemachineisingood
condition.
Verifythattheinstallationkitisinsidethebin, and
hasthefollowingpieces:scoop, 3/4’waterhose,
twosmall filtersandusermanual.
accsl

13
INSTALLATION
Theice cubemakerisdeliveredonasmall woodenpalletandisprotectedwithacardboardboxandpackaging.Loosenthecardboard
boxbycuttingthestraps, thenliftvertically.
Afterhavingremovedthepackaging,makesurethemachineiscomplete.Ifindoubtdonotuseitandgotothe
distributorwhosoldittoyou.
Thisoperationhastobeperformedwiththewoodenbasestructurefirm
lyplacedontheground.All packaging
elements(plasticbags,cartons,etc..)mustnotbeleftatchildren'sreach,since theyareapotentialsource of
danger.
Place themachinewhereitistobeinstalled,andverify,usingalevelcontrol,thatthemac
hineisinahorizontal
position.
CAUTION:
Ifthegapbetweenthebackofthemachineandthewall oftheroom/barisnotsufficient, orifitisgoingtoreceive
hotairfromanothermachine,westronglyadvise,incaseofnotbeingabletochangethelo
cationofthemachine,
to INSTALL AWATER-COOLEDMACHINE.
Bearinmindthepreviousconsiderationsifthepremiseswherethemachinesislocatedareverydusty, orsmoky. If
possiblemakearrangementssothatthemachinemaybemovedfront-wiseinordertocarryoutmaintenance.
RecommendedPlacementofUnit
QUASARmachinesareintendedtooperateatroomtemperaturebetween5°Cand43°Candwithwater
temperaturerangingbetween5°Cand35°C.Belowrecommendedminimumtemperatures,ice cubeswill be
un-st
ickcorrectlyandmayformaslaborblockofice.Operationcarriedoutovermaximumrecommended
temperaturescanresultinshortercompressorlifeanddecreasedproduction.
Air-cooledunitsreceiveairinputviafrontofmachineandexpelairthroughreargrill.
IMPORTANT!
Iffrontand/orrearventilationisinadequate,obstructed,orincloseproximitytootherheatproducing
machinery, USE OFAWATER-COOLEDUNIT isstronglyrecommended.
Waterinlettubeshouldnotpass nearheatsources:waterenteringthemachineshouldbeascoldaspossible,
butalwaysabove5ºC.
Theabovementionedalsoappliesshouldunitbeinstalledinanarea wheredust,smoke,orotherairborne
pollutantsmaybepresent.Units—especiallyair-cooled—
shouldnotbeinstalledinkitchens.Tofacilitate

14
access tocondenserand/orwaterpressurevalve,allowsufficientspace atfrontofthemachine.Besurethat
flooringisfirmandeven.
WaterandDrainage
Waterqualityinfluencesice hardness, flavour, andqualityaswell ascondenserlife.
Keepinmindthefollowingpoints:
a)WATERIMPURITIES:Majorimpuritiesareeliminatedbyfiltersprovided.Filtersshouldbecleaned
regularlydependingonpurityofwater.Forminorimpuritieswerecommendinstallinga5-
micronfilter
(Providedwiththeunit:Part#ITV207499).
b)WATERWITHMORETHAN500 PPM:Ice will beless hardandtendtoadhere.Limedepositsmay
impedeproperfunction.Inw
atercooledmodels,condenserobstructionislikely.Installationofahigh
qualitywatersoftenerisrecommended.
c)CHLORINATEDWATER:Chlorinetastecanbeavoidedbyinstallingacarbonfilter(Part#ITV
207509).
(NOTE:Youmay encounterwaterwithall aforementionedproperties.)
d)PURIFIEDWATER:A10%reductioninoverall productionmayoccur.
ConnectingUnit ToWaterSource
•Use1.3m.flexibletube(withtwofiltersattached)provided. NOTE:Weadviseusingasinglefaucetfixture
.
•Waterpressureshouldbebetween0.7and6Kgs/cm2. (10/85 Psi.)
•Ifwaterpressureexceedsthesevalues, installationofappropriatecorrectiveunitswill benecessary.
•Itisimportantthatwatertubingdoesnotcomeclosetoorincontactwithanyheatsources
orheat
generatedbyunitasthiscoulddecreaseproduction.

15
ConnectingUnit ToDrain(WaterCooledModels)
•Drainmustbelocatedatleast150mm.belowmachinelevel.Draintubemusthave
aninnerdiameterof
30mm. withaminimumgradientof3cmpermetre.
Electricalconnection
•Unitisprovidedwitha1.5mcordandSchuckosocket.
•Itisrecommendedtoinstall aswitchandadequatefuses.Nominalvoltageandintensityareindicated
on
ratingplateaswell asonthismanual'stechnicalpages.Voltagefluctuationsgreaterthan10%cancause
problemsorpreventmachinefromstarting.
•Linetobaseofplug musthaveaminimumsection=2.5mm2.
•Ensurevoltageindicatedonratingplatecorrespondstothatofmainssupply.
Machinelevelling
Place machinewhereitisrequired, andlevelthemachineONCE all fourlegshavebeenscrewedon
Space requirements
Thereshouldbea150 mm gaponsidesandtopofthemachinesoastoallowairto
circulateandprevent
heatbuild-up.
Float(buoy)valve level
Thisvalveisfactoryset,butmayneedtobeadjustedifmainswaterpressureisveryhighorverylow. Todo
so,loosenthetwosmall screwswhichconnectthemicro-switchtothesteelsupport.Movemicro-
switchas
requiredandtightenscrews.Waterlevelmustbeabout5mm belowtheevaporatorcoil to,otherwisethere
maybedifficultyinreleasingcubesinwinter.
Notethatifmainspressureissubjecttolarg
efluctuations,itwill bedifficulttomaintainaconstantwater
level, inthiscaseitmaybeadvisabletoinstall apressureregulatoronthewatermainsline.

16
IMPORTANT!
Supplysocketmustbeproperlyearthed.Besuretocheckstandardforcountrywhe
reappliance isgoingto
beinstalled.
OPERATION
PreliminaryCheck
a)Ismachinelevelled?
b)Arevoltageandfrequencyofmainsupplythesameasindicatedonratingplate?
c)Isdrainagesystemfunctioning?
d)Isaircirculationandroomtemperatureadequate?(Air-cooledmodels)
ROOMTEMPERATUREWATERTEMPERATURE
MAXIMUM 43°C35°C
MINIMUM 5°C5°C
e)Iswaterpressureadequate?
MAXIMUM 0.7Kg/cm2
MINIMUM 6Kg/cm2
ATTENTION: Checkthatvoltageandmainsfrequencyarethesameasintheratingplate.
Startingup
Once preliminarycheckhasbeencompleted(ventilation, connections, temperature, etc.), proceedasfollows:
1)Openwaterfaucet. Checkforleaks.
2)Plug machineintoelectricitymainssupply.
3)Ensurethattherearenostrangevibrationsorscrapingsounds
4)Checkthatthewatercurtainmovesfreely
6)After10 minutes, checkthatthewaterbinhasnoleaksonthemaximumleveloverflow.
7)
Atthecycle’send,thereshouldbefrostformedonthecompressorinlettubeexceptforthelast50
mm.

17
IMPORTANT!
Besurevoltageandfrequencyofmainsupplycorrespondtoindicatedlevelsonratingplate.
ADVISETHEFINALUSERON MAINTENANCEPROCEDURESWHICHARENOTINCLUDEDIN WARRANTY
,AS
WELL AS THOSEBREAKDOWNS CAUSEDBYNEGLECTOF PROPERMAINTENANCEPROCEDURES.
ADJUSTMENTS
Condenserwatervalve pressostat
(UPTOQ40SCWATERCOOLED)
Thispressostat
controlshighpressurebyopeningandclosingthecondenserwatervalve.Differentialisa
fixed1Kg/cm2(14 Psi).Thevalveclosesat16 Kg/cm2(228 Psi.)whichisequivalenttoawaterexit
temperatureof38ºC.belowthispressureitwill bedifficultt
ounstickthecubesinthedefrostingstage.
Abovethispressure,compressorlifeandice productionarebothreduced.Pressurecanbeincreasedby
turningthesmall screwclockwise. Afull turnisequivalenttoabout1.5Kg/cm2.
WaterPressureControlValve
(FROMQ50 CWATERCOOLED)
•Highpressureshouldbemaintainedat16-17 bar(228-240 Psi)mustbemaintainedwhichcorrespondsto
awatertemperatureof40°C(exittemperature).
•Whentemperatureexceeds32°C, pressureandtemperatureofwateratexitincrease.
REGULATION:Waterpressureandtemperaturecanbedecreasedbyregulatingscrewclockwise.

18
PressureControl
Fanpressostat(aircondensation)
PressureControl
operatesonhighpressurebystartingand/stoppingfan.Differentialisfixed.(1Kg/cm2or
14 Psi.)Cut-
off pressuremustbe16 Kg/cm2(228 Psi)Lowpressurevaluesmaycausegearboxmalfunction.
Pressurevalueshigherthan16 Kg/cm2mayshortencompressorlifeanddiminishice production.
PressurecanberegulatedbyrotatingscrewonPressureControlValve(clockwisetoincreasepressure).
One
rotationequals1.5Kg/cm2.
Safety pressostat
ThisSecuritydevice tripswhendischargepressureistoo
high. Pressuremightexceedthelimitwhen:
a)Aircirculationisnotsufficient, roomtemperatureis
too highorcondenserisdirty(aircondensationmodels).
b)Thereisnotenoughwaterinthesys
temorwatertemperatureis
too high(water-cooledmodels).
HIGH PRESSUREREGULATION(fixed):
30-22 Kg/cm2(420-308 Psi)

19
MAINTENANCEAND CLEANINGINSTRUCTIONS
IMPORTANT!
**Maintenance andcleaningproceduresaswell asproblemsderivedfromfailingtocarrythemoutarenot
coveredbythewarranty.
Propermaintenance isessentialtoobtainfavourableice qualityandoptimumfunctionofunit.Frequency
dependsonwaterqualityandcharacteristicsofroomwhereunitisinstalled.
IMPORTANT:
** Maintenance/cleaningproceduresshouldtakeplace at leastonce everysixmonths. Ifconcentrationof airpollutantsishigh,
completeproceduresonamonthlybasis.
MAINTENANCETABLE
PROCEDURE MONTHLY QUARTERLY BIANNUAL YEARLYBIENNIAL
DURATION
Aircondensercleaning 0000 0000 **** **** **** 30 minutes
Watercondensercleaning #### **** 90 minutes
Watercircuit cleaning #### #### **** **** 45 minutes
Sanitarycleaning #### #### **** **** 30 minutes
Waterfiltercleaning/replacement
#### #### **** **** **** 30 minutes
Stockdeposit cleaning. &&& &&& &&& &&& &&& --
Unit cleaning &&& &&& &&& &&& &&& --
0000 Dependingonroomcharacteristics
#### Dependingonwaterquality
&&&Carriedoutbyowner
**** ESSENTIAL
Maintenance and cleaningproceduresaswell asproblemsderivedfromfailingtocarrythemout
ARENOTCOVEREDBYTHEWARRANTY.
Service personne
lwill invoice youfortravelexpenses,timeinvestedandmaterialsrequiredformaintenance andcleaningof
unit.

20
MAINTENANCEAND CLEANINGPROCEDURES
WARNING:Unitshouldalwaysbedisconnectedduringmaintenance/cleaningprocedures.
WaterCondenser
1)Disconnectmachine.
2)Closewaterfaucet.
3)Disconnectwaterentry/exitfromcondenser.
4)Prepareasolutionof50%phosphoricacidindistilledwater.
5)Distributesolutionthroughcondenser. (Solutionismoreeffectiveat35°-40°C).
WARNING!
DONOTUSEHYDROCHLORICACID
AirCondenser
1)Disconnectmachine.
2)Closewaterfaucet.
3)Cleancondenserusingavacuumcleaner, brushorlowpressureair.
Removingscale(lime)fromice productionmechanisms
1) Closethewaterinletfaucet.
2)
Removelidfromtopofmachinebypullingupwardsfromtherearpartofthelid.Someforce isrequired
forthisitmaybebettertopriseitopenwithaflatscrewdriver.