Related Manuals for Broughton MCSe 7.3-21
Summary of Contents for Broughton MCSe 7.3-21
- Page 1 MCSe 7.3-21 MCSe 7.3 PORTABLE WATER COOLED AIR CONDITIONER. PRODUCT MANUAL. SHEET 1 OF 17...
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Page 2: Table Of Contents
TABLE OF CONTENTS • Warnings and important 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 WARNINGS These instructions should be read by: The specifying engineer. The installation engineer. The user. The service engineer. • Failure to follow these instructions may result in risk of personal injury or damage to the equipment. • Damage due to a failure to follow these instructions will invalidate the warranty. •...
- Page 4 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. WARNING. Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer.
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Page 5: System Description
System description: The MCSe7.3 is a watercooled split portable air conditioning unit. It is connected to a 13 Amp. 230Vac. 50Hz power supply and comes fitted with a fused uk moulded plug. It is recommended that the supply to the machine should be protected by a 30mA RCD The system comprises a main indoor cooling unit, an external heat exchanger and a connecting hose assembly. - Page 6 Water and electrical connections: Electrical Main cooling unit connector. Condensate hose connector. Water connectors. Electrical connector. Condensate hose connector. External heat exchanger Water connectors. Electrical Electrical connector. connector. Condensate hose. to fit to main cooling unit. Push-fit condensate hose connector. External heat exchanger connection.
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Page 7: Operation
Auto-sealing water connectors: 1: Pull locking ring back. Male connector 2: Push connector fully home. 3: Release the locking ring. 4: Check the connection is secure. Locking ring Female connector Operation: • Turn the fan switch from 0 to 1 to start the fans on the main cooling unit. Set the fans to the desired speed using the rotary fan speed switch (Fast, medium or slow). - Page 8 Setting the digital thermostat: How to see the set point: • The set point is the minimum temperature the air-conditioner will operate down to. • To see the set point push and immediately release the SET key: the display will show the set point value.
- Page 9 Control panel: Power supply lamp. Cooling switch Fan switch. 3 position Digital fan speed switch. thermostat. Lamp fascia panel: Cooling mode. Defrost mode Low pressure warning High pressure warning Cooling mode: This lamp will be illuminated during normal cooling when the compressor is running. Defrost mode: This lamp will be illuminated during a defrost cycle when the external heat exchanger fan will be switched off.
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Page 10: Adding Propylene Glycol
Adding Propylene Glycol prior to first use: 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 a single 5M connection hose assembly.Each extra 5M hose assembly contains approximately 2.8 litres of water. -
Page 11: Maintenance
Maintenance and upkeep: Maintenance and service work should only be carried out by competent technicians with experience and qualifications in the handling of A2L refrigerants. The appliance should always be disconnected from the power supply before any work is carried out. Before maintenance work is carried out all technicians should: a) Carry out safety checks to ensure the risk of ignition is minimised. - Page 12 Routine checks: 1: Regularly check the fluid level in the water tank and top up if necessary. 2: Check and clean the evaporator and external heat exchanger coils. Build up of dust and dirt can severly effect the performance of the machine. Clean with compressed air. 3: Regularly inspect the mains cable and plug for signs of damage or wear.
- Page 13 MCWS250 Main cooling unit. Spare parts: SHEET 13 OF 17...
- Page 14 External heat exchanger. Spare parts: SHEET 14 OF 17...
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Page 15: Spare Parts
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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