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Summary of Contents for Carrier 42EM Series
- Page 1 INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS Ducted fan coil units 42EM Original document...
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Page 2: Table Of Contents
CONTENTS 1 - PRECAUTIONS............................................... 9 1.1 - Operating limits............................................... 9 1.2 - Clearances required............................................9 1.3 - Receiving a shipment - installation methods....................................9 1.4 - Supply voltage 230 V ± 10% - 50 Hz......................................9 2 - SAFETY CONSIDERATIONS........................................9 2.1 - General................................................ - Page 3 42EM T0 42EM T1 42EM T2 1250 42EM T3 1250 ± 0.5% ± 0.5% 42EM T0 42EM T1 42EM T2 1250 42EM T3 1250 /h A MR60 MR75 4 3 2 1 1 2 3 4 MR85 MR90 MR100 MR105 MR110 MR120 1 2 3 4...
- Page 5 32 33 34...
- Page 6 G 1/2” 42EM G 1/2” 4-w V 2-w V...
- Page 8 Figure titles and legends: Clearance without return air plenum Multi-speed unit with control box Coil drawing with cooling and heating side position Clearance with return air plenum Earth - yellow/green wire Outlet Water out Electrical danger pictogram Neutral, 230 V - blue wire Inlet Water in Caution hand hazard pictogram...
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Page 9: Precautions
Disconnect the main power supply with an isolating device (not supplied by Carrier). Without return air plenum: Fig. 1 With return air plenum: Fig. 2... -
Page 10: General Installation Conditions
C&D for EC motors can be connected upto 10 units, refer to thermostat installation manual instructions. If the product is supplied without a Carrier control device, 2.5 - Conformity verification of EMC conformity is the responsibility of the installer. -
Page 11: Removal Procedure
Withdraw the connec-tion stubs, and electrical installation is prepared - cable through the cable gland. then connect the water pipes (Carrier recommends the use • Unscrew the electric heaters. of flexible water pipes that can be supplied as an •... -
Page 12: Water Coil
Disconnect the flexible condensate drain pipe held in This option enables to get six speeds from the AC fan place by a collar (the collar is not supplied by Carrier). motor available through a fast connector. Refer to Fig. 22. -
Page 13: Optional Filter And Filter Access
0 to 55 l/s (0 to 200 m /h). The Carrier unit is fitted with G3 filter as standard (85% gravimetrie filter) or G4 filter as option, according to This is connected to the numeric Carrier controller and can regulate the fresh air intake in two ways: standard EN 779. -
Page 14: Flexible Pipe Option
Fit the new valve body to the coil (fit new gaskets). • Reconnect the flexible condensate drain pipe which is WARNING : Carrier Electronic thermostat type B and D are embedded with Electric heater relay 8 Amps. held in place by a collar (the collar is not supplied by Carrier). -
Page 15: Codification
5 - CODIFICATION Fan motor speed wiring Codification (last digit) or option 600 Red wire Grey wire Black wire Wire marked L Terminal marking (standard wiring), option 600 not selected and option 570 = NTC or HDB Variable-speed LEC motor NOTE: Terminal 1 = highest speed, Terminal 6 = lowest speed. Product type Size Product reference... - Page 16 www.eurovent-certification.com www.certiflash.com Order No: 14226, 01.2015 - Supersedes order No: 14226, 11.2014. Printed in the European Union. Manufacturer reserves the right to change any product specifications without notice.
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