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Angelantoni CH1200, Installation, Use And Maintenance Handbook

The Capehart CH1200 user manual is your essential guide to efficiently operate and make the most of your product. Detailed instructions and helpful tips are provided in this free manual, available for download at manualshive.com. Unlock the full potential of your Capehart CH1200 with this comprehensive manual.

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18

3.5

FUSES

CH250 T

CH250

CH340 T

CH340

CH600 T

CH600

CH1200 T

CH1200

CH1600 T

CH1600

CH2000 T

CH2000

CH250 TC

CH250 C

CH340  TC

CH340 C

CH600 TC

CH600 C

CH1200 TC

CH1200 C

CH1600 TC

CH1600 C

CH2000 TC

CH2000 C

CH250 TE

CH250 E

CH340 TE

CH340 E

CH600 TE

CH600 E

CH1200 TE

CH1200 E

CH1600 TE

CH1600 E

CH2000 TE

CH2000 E

CH250 T ES

CH250 ES

CH340 T ES

CH340 ES

CH600 T ES

CH600 ES

CH1200 T ES

CH1200 ES

CH1600 T ES

CH1600 ES

CH2000 T ES

CH2000 ES

CH250 TC ES

CH250 C ES

CH340 TC ES

CH340 C ES

CH600 TC ES

CH600 C ES

CH1200 TC ES

CH1200 C ES

CH1600 TC ES

CH1600 C ES

CH2000 TC ES

CH2000 C ES

Electrical initials

25 A/CH10 10,3x38

25 A/CH10 10,3x38

25 A/CH10 10,3x38

25 A/CH10 10,3x38

25 A/CH10 10,3x38

32 A/CH10 10,3x38

25 A/CH10 10,3x38

25 A/CH10 10,3x38

25 A/CH10 10,3x38

50 A/14x51

50 A/14x51

50 A/14x51

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

25 A/CH10 10,3x38

32 A/CH10 10,3x38

50 A/14x51

50 A/14x51

50 A/14x51

-

32 A/CH10 10,3x38

32 A/CH10 10,3x38

50 A/14x51

63 A/14x51

63 A/14x51

-

1F3

1F6

1F10

6F2

8F8

Value/code (

3

)

Model

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

3 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

16 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

-

-

-

-

-

-

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

6 A/CH10 10,3x38

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

240 

°

C

(

3

)

In case of special power supply please see enclosed manual.

Summary of Contents for CH1200

Page 1: ...Tel 39 075 8955 1 a r Fax 39 075 8955200 Internet www angelantoni it E Mail info angelantoni it Installation use and maintenance handbook 512974 ecology project CH0305 F03 Rel 221200 CHALLENGE CHALLENGE E CHALLENGE ES THERMOSTATIC AND CLIMATIC CHAMBERS SERIES ...

Page 2: ... methodology 1991 EN292 2 Safety of machinery Fundamental concepts general principles for design Part 2 Technical specifications and principles 1991 EN294 Safety of machinery Safety distance to prevent upper limbs coming into contact with dangerous areas 1992 EN60204 1 Safety of machinery Electrical equipment of the machines Part 1 General rules 1993 EN50081 1 Electromagnetic compatibility General...

Page 3: ...NG 27 6 2 1 Condensate drain 27 6 2 2 Mains water or demineralized water supply for humidification 27 6 2 3 Water supply for condenser 28 6 3 ELECTRICAL WIRING 29 6 3 1 Characteristics of the plug 29 6 3 2 Socket Board 29 6 3 3 General specifications for the electrical system 29 6 3 4 Electrical wiring 29 6 3 5 Earth connection 30 6 3 6 Preferential supply for the internal computer 30 6 3 7 Lamp c...

Page 4: ...e manufacturer and cannot ever replace adequate experience of the operator It can only be used as a reminder of the main operations to be carried out The instruction handbook should be kept carefully and should also be within easy reach for reference If necessary photocopy the pages concerned directly with machine use The handbook should last at least the life time of the machine itself Find the s...

Page 5: ...ng the work cycle Make sure that the work site is adequately lit so that personnel can work in optimum conditions When designing the installation site please refer to the norms in force and in particular set up all the firefighting and safety devices Operations that must be carried out by at least two people GENERAL DANGER This symbol is always accompanied by an explanation of the danger WARNING I...

Page 6: ...d on each internal shelf kg Overall weight with standard packaging 1 kg Overall weight without packaging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE SERIE MOD CH250 CH340 CH600 CH1200 CH1600 CH2000 224 40 180 0 25 0 3 10 98 1 3 2 94 C 20 2 C 400 6 10 50Hz 3 N G 14 4 8 7 7 400 25 C R404 A 850x1460 x1516 h1 47 600x535x700 50 530 490 400 59 x 2 557 ...

Page 7: ...aging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE SERIE MOD CH250 C CH340 C CH600 C CH1200 C CH1600 C CH2000 C 224 75 180 0 25 0 3 10 98 1 3 2 94 C 20 2 C 400 6 10 50Hz 3 N G 16 5 5 7 9 600 55 C R404 A R23 850x1460 x1516 h1 47 600x535 x700 50 580 540 435 63 x 2 557 75 180 0 25 0 3 10 98 1 3 2 94 C 20 2 C 400 6 10 50Hz 3 N G 25 5 8 5 14 1 1200 55 ...

Page 8: ...h standard packaging 1 kg Overall weight without packaging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE ES SERIE MOD CH250 ES CH340 ES CH600 ES CH1200 ES CH1600 ES CH2000 ES 224 40 180 0 5 1 10 98 1 3 2 94 C 20 2 C 400 6 10 50Hz 3 N G 22 7 12 1600 25 C R404 A 850x1460x1516 h1 47 600x535x700 50 590 550 443 60 2 x 557 40 180 0 5 1 10 98 1 3 2 94 C 2...

Page 9: ...r sea freight please contact the manufacturer or his agent to request all the relevant information 2 Under request when purchasing only special production 3 In case of special power supply please see enclosed manual 224 75 180 0 5 1 10 98 1 3 2 94 C 20 2 C 400 6 10 50Hz 3 N G 27 8 5 15 0 2000 55 C R404 A R23 850x1460x1516 h1 47 600x535x700 50 670 630 529 65 2 x 557 75 180 0 5 1 10 98 1 3 2 94 C 20...

Page 10: ... For sea freight please contact the manufacturer or his agent to request all the relevant information 2 Under request when purchasing 3 In case of special power supply please see enclosed manual 224 20 180 0 25 0 3 10 95 1 3 2 84 C 230 6 10 50Hz 1 G 6 5 2 3 4 500 0 C R404 A 850x1460x1516 h1 47 600x535x700 50 500 460 371 59 x 2 557 20 180 0 25 0 3 10 95 1 3 2 84 C 230 6 10 50Hz 1 G 6 5 2 3 4 500 0 ...

Page 11: ...ith standard packaging 1 kg Overall weight without packaging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE SERIE MOD CH250 T CH340 T CH600 T CH1200 T CH1600 T CH2000 T 224 40 180 0 25 0 3 400 6 10 50Hz 3 N G 10 3 0 5 5 400 25 C R404 A 850x1460 x1516 h1 47 600x535x700 50 540 490 395 59 x 2 557 40 180 0 25 0 3 400 6 10 50Hz 3 N G 16 4 7 8 9 1000 25 C...

Page 12: ...m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE SERIE MOD CH250 TC CH340 TC CH600 TC CH1200 TC CH1600 TC CH2000 TC 224 75 180 0 25 0 3 400 6 10 50Hz 3 N G 12 5 4 0 6 8 600 55 C R404 A R23 850x1460x1516 h1 47 600x535x700 50 580 540 435 63 x 2 557 75 180 0 25 0 3 400 6 10 50Hz 3 N G 21 5 6 8 11 9 1200 55 C R404 A R23 1100x1705x1911 h1 58 850x733x895 50 880 830 445 66 x...

Page 13: ...verall weight without packaging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE ES SERIE MOD CH250T ES CH340T ES CH600T ES CH1200T ES CH1600T ES CH2000T ES 224 40 180 0 5 1 400 6 10 50Hz 3 N G 18 5 5 9 8 1600 25 C R404 A 850x1460x1516 h1 47 600x535x700 50 590 550 443 60 2 x 557 40 180 0 5 1 400 6 10 50Hz 3 N G 20 6 10 8 2500 25 C R404 A 1100x1705x191...

Page 14: ...without packaging kg Floor load kg m2 Noise level with air condenser dB A Air condenser Water condenser CHALLENGE ES SERIE MOD CH250TC ES CH340TC ES CH600TC ES CH1200TC ES CH1600TC ES CH2000TC ES 224 70 180 0 5 1 400 6 10 50Hz 3 N G 23 7 12 8 2000 55 C R404 A R23 850x1460x1516 h1 47 600x535x700 50 670 630 529 65 2 x 557 70 180 0 5 1 400 6 10 50Hz 3 N G 25 7 8 13 6 3500 55 C R404 A R23 1100x1705x19...

Page 15: ...seful volume l Temperature range C Accuracy C Supply voltage 3 V Max electrical absorption 3 A Rated output 3 kW Max used power 3 kW Maximum internal temperature load W Cooling gas External dimensions LxDxH without wheels with wheels H tot H h1 mm Useful internal dimensions LxDxH mm Maximum weight to be loaded on each internal shelf kg Overall weight with standard packaging 1 kg Overall weight wit...

Page 16: ...on speed from 85 C to 55 C C min Maximum temperature variation speed from 70 C to 180 C C min Maximum temperature variation speed from 180 C to 70 C C min Climatic chambers model Thermostatic chambers mod CH250 C ES CH250 TC ES CH340 C ES CH340 TC ES CH600 C ES CH600 TC ES CH1200 C ES CH1200 TC ES CH1600 C ES CH1600 TC ES CH2000 C ES CH2000 TC ES Temperature variation speed data are to be consider...

Page 17: ... 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 3 A CH10 10 3x38 16 A CH10 10 3x38 16 A CH10 10 3x38 16 A CH10 10 3x38 16 A CH10 10 3x38 16 A CH10 10 3x38 16 ...

Page 18: ...Check that the forks are level and the load is stable before moving the machine In order to handle the machine the fol lowing rules should be observed Move the machine slowly Do not tilt the machine always keep it in an upright position Always make sure you can control the machine during handling Warning Do not turn the machine upside down Do not drag the machine Do not shake the machine How to st...

Page 19: ...e care to eliminate the packaging so that it does not become a danger and throw away the plastic bags as they could cause children to suffocate Use a special lever to remove the two wooden blocks Take care not to scratch the surface of the machine DS1710 070 4 1 5 How to remove the pallet Just raise the machine a few centimetres so that the pallet can be pulled out from underneath The machine can ...

Page 20: ...cture and the base of the chamber are made of epoxy painted steel The chamber is insulated with special CFC free polym erized polyurethane foam with a density of 40 kg cu m The door has a heated inspection hatch the inner surface is made of stainless steel the external surface is made of shockproof plastic The chamber is lit by an incandescent lamp on the ceiling Each chamber is equipped with an 8...

Page 21: ...485 on request 5 6 Main switch isolator switch 6 Port hole 7 Demineralized water tank with inlet pipe 8 Internal shelf 9 Condensate drain 10 Humidification water inlet 11 Test room 12 13 Condensation water pipes 14 Chamber door 15 Handle with lock 16 Lower hatch door 17 Internal air recycling fan 18 Probes 18 1 Capacitive probe only available on customer built machines 19 Internal lamp 20 10A Sock...

Page 22: ...s in order to ensure a really reliable system They also enable complex test cycles to be programmed and memorized on a disk Auxiliary operations can also be run the command to open and close the auxiliary contacts can be inserted in the programming of the heat and climatic cycles in order to be able to synchronize the switching on and off of external equipment at precise points in the programmed c...

Page 23: ... of the liquid injected into the evaporator The compressor compresses the cooling gas into the condenser and under the effect of the high pressure and cooling the gas changes state and becomes liquid The liquid expands thanks to a thermostatic valve and as it evaporates it absorbs heat and induces cooling at the same time The cycle is completed when the gas is sucked in once again by the compresso...

Page 24: ...hamber Water can be used from the mains supply in fact the machine has its own water softening system incorpo rated The direct humidification system uses a special steam generator which introduces steam from heated water without the risk of dripping inside the chamber This direct system has an extremely low response time which enables humidity to be varied very quickly This is all controlled by a ...

Page 25: ... in ambient temperatures below 0 C at this temperature the demineralized water for humidification and for the psychometric tank would freeze If the machine is left unused in an ambient where the temperature falls below 0 C it is advisable to empty the demineralized water tank WARNING The machine has not been designed to operate in areas classed as dangerous explosive provided for in the CEI EIC no...

Page 26: ...nect the mains water supply to pipe union 10 For data concerning pressure consumption and dimen sions please refer to the table 6 2 1 Condensate drain CH0305 220 6 2 Connect pipe union 9 to the drain line fig 6 2 diameter 3 4 G models 250 340 1 G models 600 1200 1600 The end can be connected to a preset drain or else the water can be drained directly into a collecting tray or container without mak...

Page 27: ...chamber must be hosepipesinordertoallowpartialmovementofthechamberitselfduring maintenance Installation is advisable for regular checks of thermometer pressure gauge with pressure reducer and manual on off valves Pour the demineralized water directly into storage tank 3 fig 6 4 open the lower hatch door unscrew the cap use a funnel to pour the water into the connection pipe the water level can be ...

Page 28: ...e considered electrically safe only when it has been correctly wired and an efficient earth system has been installed as foreseen by the safety norms in force This fundamental point of safety must be checked and if you are in any doubt ask for the system to be accurately checked by professional qualified personnel Certain fundamental rules must be followed when using this machine as when using any...

Page 29: ...t must be assembled see paragraph 9 3 5 1 Alarm signal electronic thermostat fig 8 3 stops the equipment when the temperature exceeds the preset lim its 5 2 DIGITAL IN OUT con nector fig 6 10 connection of auxiliary contacts digital and in put outputsignals ena blescustomer sownop erations 5 3 ANALOGICIN OUTcon nector fig 6 11 Connection for analog icinputs connectionfor user s auxiliary probes 5 ...

Page 30: ...inside the chamber to be connected to terminals PT1 PT2 PT3 PT4 Proportional signals to be connected to inputs IA1 IA2 IA3 IA4 IA5 IA6 CH0305 132 6 10 DIGITAL IN OUT connector 5 2 A Clean contact NO AUX 1 output B Clean contact NO AUX 2 output C Clean contact NO AUX 3 output D Clean contact NO AUX 4 output E Clean contact NO user s equipment F Clean contact NO for remote control alarm 1 2 3 4 5 6 ...

Page 31: ...As shown in the fig 6 16 theconnectorcanalsobeusedinthe standard RS 485 for a MULTIDROP connection of several machines on line IN THIS CASE THE CONFIGURATION OF THE MACHINE S INTERNAL MICROCONTROLLER MUST BE SET UP BY THE MANUFACTURER The RS 485 standard can also be used with special software that could also be realized by the user The WINKRATOS system does not operate this standard 1 2 3 4 5 6 7 ...

Page 32: ...hat resist at high low temperatures 7 USE FORESEEN BY THE MANUFACTURER 7 5 USE OF PROTECTIVE CLOTHING Suitable protective clothing should be worn according to norms in force in order to protect against the temperatures of the test chamber and of the test materials if time is not given for the temperature to reach acceptable values 7 6 DANGEROUS AREAS AND WASTE RISKS During tests personnel should n...

Page 33: ...ressor oil heating leave the machine with the main switch pointing to l ON and the START STOP key pointing to START lamps lights Check that the mains supply voltage is the same as the one marked on the rating plate 8 2 ALARM SET UP Always set the relevant software and hardware alarm devices before carrying out a temperature cycle Set up of temperature alarms should be carried out preferable before...

Page 34: ... assistance service before carrying out the test Error signals The instrument also visualizes the following messages probe has short circuited EEE probe interrupted probe not connected or upper lower visualization limits of the instrument have been exceeded Iftheprobeisdamaged pleasecontacttheANGELANTONIIndustrieS p A technicalassistanceservice Iftheprobe has to be replaced make sure that probe co...

Page 35: ...ralized water or open the water sup ply circuit A 1 Gauze 1 must always be kept clean and white that is to say intact if it shows a deposit or appears dirty or blackened replace it immediately The gauze must always be wet When climatic tests are not being carried out remove the gauze to avoid its wear and tear 2 3 Tests at high temperatures may mean that the gauze has to be replaced for each test ...

Page 36: ...osed fig 9 1 CH0305 F06 9 10 13 12 9 10 CH0305 F07 Machines with air condenser Machines with water condenser 9 1 LOADING OF THE PRODUCT TO BE TESTED The products to be tested can be placed on the mobile grid shelves G and on the base B Takecarenottoobstructtheairrecirculatingholeswhenyou put the products to be tested into place Use the already prepared port hole for external connections CH0305 F26...

Page 37: ...tion of mobile grid shelves Open the chamber door Mount supports S at the required height and carry out the operations shown in figs 9 8 and 9 9 Insert the grid shelf G and check that it is stable it rests squarely on the four supports G S 9 7 9 8 9 9 9 10 ...

Page 38: ...trol of chamber alarm and safety signals Possibility to run auxiliary switches to control external loads Possibility to read and file data referring to additional user analogic inputs WINKRATOS supports WINDOWS 95 compatible B W and colour printers Control system layout For the Personal Computer characteristics please refer to the WINKRATOS handbook The S W WINKRATOS package hereafter referred to ...

Page 39: ...ly The UV lamp is automatically switched on How to assemble the UV lamp Gently remove lamp L from the packaging and insert it into the protective tube P fig 9 11 12 PushitinasfarasitwillgoandusethescrewsVtofasten the two pieces fig 9 13 Place the whole piece into position on the machine fig 9 14 and use the cable C supplied with the machine to connect it to the socket K UV rays are dangerous to th...

Page 40: ...witch isolator switch to 0 OFF the machine switches off completely To restart the ma chine follow the operations described in paragraph 8 1 9 5 EMERGENCY SHUTDOWN Turnthemainswitch isolatorswitch directlyto0 OFF 9 6 START UP AFTER AN EMERGENCY SHUTDOWN After having eliminated the cause of the emergency shutdown proceed as follows Turn the main switch to I ON Reset the cycle and start it up If shut...

Page 41: ...above the minimum set value 5 C Carry out the cycle and check that the thermostat triggers off Carry out the cycle and check that the thermostat triggers off Fuse thermostat The fuse thermostat is set at the factory at a temperature above the chamber work tempera ture When it triggers it stops the machine In order to reset it it has to be replaced by the technical assistance service If the machine...

Page 42: ...s or inside the electrical equipment Use specific products on the market Do not pour water or any other product that could penetrate the joints between the plates or inside the electrical equipment Use a slightly damp cloth and then dry the surfaces immediately Once a week or whenever the sur faces are obviously dirty Once a week or whenever the sur faces are obviously dirty Once a week Air conden...

Page 43: ...removing dirt or solid particles Put the parts together again as shown in the diagram and replace the filter Once a week CH0305 F22 Wet bulb gauze climatic machines Visually check the condition of gauze 1 it must be elastic clean white and must have no signs of deposit In order to replace the gauze slide out the probe and place the new gauze in position as shown in the diagram Each time a climatic...

Page 44: ... According to water hardeness Depression Move levers C and D from left to right Unscrew flywheel 2 and remove cover 1 Put in 1 kg of salt NaCI Clean away any salt or resin remains on the cover gasket Replace the cover and tighten flywheel 2 Turn lever C from right to left Regeneration Drain the salty water from pipe F until the water is no longer salty about 40 minutes Turn lever D from right to l...

Page 45: ...ormed Put in 1 kg of sodium chloride common salt Connect the upper pipe holder to a tap and the lower pipe holder to a drain the water MUST flow in the direction shown in the diagram Adjust the water flow so that the salt will be completely dissolved by twenty litres of water in 35 minutes During regeneration check that the softnener is always full of water and any air that has formed is removed W...

Page 46: ...in the storage tank must be replaced Once a month CH0305 172 Open the machine hatch panel below the door Unscrew the opening limitofthemachinehatch panel belon the door Loosenthespecialclamp and disconnect the pipe connected to the pipe holder 4 of the psicomet ric system drain Loosenthespecialclamp and disconnect the pipe connected to the pipe holder 6 overflow Loosenthespecialclamp and disconnec...

Page 47: ...circulation The test material dissipates too much heat The door is not shut correctly The cooling system is not work ing correctly Continual request for cold the compressor stops every now and again Continual request for cold the compressor works continuously Check and modify Reduce the quantity Place the material so that air can circulate through the intake and outlet openings Check and reduce th...

Page 48: ...ystem is not working correctly Continual request for dry the dehumidification system is not working correctly The humidity adjustment system does not carry out the requests for humid or dry correctly Check and modify Check and reposition correctly or replace Contact your technical assistance service Follow the solutions given for the machine does not reach the set temperature value Place the mater...

Page 49: ...ld rust and cover the machine so as to protect it from dust dirt and humidity 13 2 SCRAPPING In order to disconnect the machine from the mains supply follow the procedure described for the electrical wiring in reverse Discharge all the refrigerant from the refrigerating circuit Remove all the oil from the motors WARNING Do not waste refrigerating substances in the environment Do not waste the comp...

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