Broughton MCSe 7.3-21 Page 2 Product Manual Download

Page: 2 / 17

TABLE OF CONTENTS

Warnings and important information-------------------------------------------P3-4

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Technical specification--------------------------------------------------------------P4

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System description-------------------------------------------------------------------P5

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Installation-------------------------------------------------------------------------------P5.6&7

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Operation---------------------------------------------------------------------------------P7-9

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Adding Propylene Glycol-----------------------------------------------------------P10

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Maintenance----------------------------------------------------------------------------P11-12

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Spare parts------------------------------------------------------------------------------P13-15

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Wiring diagrams-----------------------------------------------------------------------P16

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Pump curves and data--------------------------------------------------------------P17

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SHEET 2 OF 17

Summary of Contents for MCSe 7.3-21

Page 1: ...MCSe 7 3 PORTABLE WATER COOLED AIR CONDITIONER PRODUCT MANUAL MCSe 7 3 21 SHEET 1 OF 17 ...

Page 2: ...mportant information P3 4 Technical specification P4 System description P5 Installation P5 6 7 Operation P7 9 Adding Propylene Glycol P10 Maintenance P11 12 Spare parts P13 15 Wiring diagrams P16 Pump curves and data P17 SHEET 2 OF 17 ...

Page 3: ... the load fully unwound and never run through water or over sharp edges Always transport and store in an upright position The fan motor on the external heat exchanger is electronically controlled and is liable to start and stop without notice Maximum operating temperature 35 C Minimum operating temperature 15 C This is a class 1 appliance and must be Earthed The system is supplied with a water onl...

Page 4: ...sources for example open flames an operating gas appliance or an operating electric heater Do not pierce or burn Be aware that refrigerants may not contain an odour This appliance contains an A2L refrigerant classified as mildly flammable Always read the user and service manual before operation The minimal charge within the appliance does not require a minimum room size for safe operation SHEET 4 ...

Page 5: ... external heat exchanger and connect to the power supply Site the main cooling unit and external heat exchanger in the desired locations Ensure the locking castors are engaged on the main unit before operation The main cooling unit external heat exchanger and connecting hose assembly are fitted with auto sealing water connectors to minimise water loss during connection and disconnection It should ...

Page 6: ...onnectors Electrical connector Condensate hose to fit to main cooling unit Electrical connector Condensate hose connector Water connectors Electrical connector Condensate hose connector Water connectors Main cooling unit External heat exchanger Connection hose assembly Water and electrical connections SHEET 6 OF 17 ...

Page 7: ...esigned to protect the compressor from repeated start stop cycles The compressor delay is activated each time power to the compressor is switched off be that at the wall socket the rocker switches or the thermostat Set the digital thermostat to the desired temperature This is the set point During normal running the digital thermostat read out shows the ambient temperature of the room See P8 for se...

Page 8: ...oom temperature How to see the set point The appliance comes factory set at 15 C Push the SET key for more than 2 seconds to change the set point value The value of the set point will be displayed and the C LED starts blinking To change the set point value push the up or down arrows within 10 seconds The minimum set point is 15 C To memorise the new set point value push SET key or wait for 10 seco...

Page 9: ...ed during a defrost cycle when the external heat exchanger fan will be switched off The appliance will start in defrost mode before cooling commences Low pressure warning This lamp will be illuminated if there is a loss of refrigerant gas The machine should not be operated if this lamp activates This will automatically shut down the compressor High pressure warning This lamp will be illuminated wh...

Page 10: ... fluid is approximately 100mm below the top of the filler spout 7 Replace the filler cap The appliance is now ready for installation and operation Ensure the machine is disconnected from the power supply before following this procedure Ensure that all local regulations are adhered to when using Propylene Glycol The water cooled split has a fluid capacity of approximately 10 litres when fitted with...

Page 11: ...e available to hand Either Co2 or dry powder g All possible ignition sources should be kept sufficiently far away from the work area h Adequate ventilation shall be provided when breaking into the refrigerant system The ventilation should safely disperse any released refrigerant to the external atmosphere i When replacing electrical components only spare parts specified by the manufacturer shall b...

Page 12: ...of the machine Clean with compressed air 3 Regularly inspect the mains cable and plug for signs of damage or wear Do not operate the machine with a damaged mains cable 4 Check that the castors are running freely and that the breaking mechanisms are working correctly 5 Inspect the connection hose assembly for signs of wear or damage Replace if necessary Troubleshooting guide Routine checks SHEET 12...

Page 13: ...24 23 26 27 29 36 35 34 33 13 12 10 9 8 4 6 20 5 1 19 18 17 11 16 21 22 15 14 3 7 2 37 30 28 25 32 MCWS250 Main cooling unit Spare parts 31 SHEET 13 OF 17 ...

Page 14: ...41 49 42 44 45 46 39 38 40 43 50 48 External heat exchanger Spare parts SHEET 14 OF 17 ...

Page 15: ...Spare parts Cont d SHEET 15 OF 17 ...

Page 16: ...Wiring diagram Live circuit MCSe7 3 21 Wiring diagram Neutral and Earth circuit MCSe7 3 21 SHEET 16 OF 17 ...

Page 17: ...QB70 water pump curve Condensate pump curve Condensate pump flow rates l h SHEET 17 OF 17 ...

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Broughton MCSe 7.3-21, Product Manual

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