Carrier 42BJ Installation Instructions Manual
Mci lec sizes : 1.9-2.9-4.9. individual comfort module for variable air volume systems
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Also See for 42BJ:
- Selection manual (40 pages) ,
- Installation manual (36 pages) ,
- Installation, operation and maintenance instructions (12 pages)
Related Manuals for Carrier 42BJ
Summary of Contents for Carrier 42BJ
- Page 1 I N S T A L L A T I O N I N S T R U C T I O N S INDIVIDUAL COMFORT MODULE FOR VARIABLE AIR VOLUME SYSTEMS 42BJ MCI LEC Sizes : 1.9-2.9-4.9 Original document...
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Page 3: Table Of Contents
2.2 - Protection against electrocution ..............................9 2.3 - General installation conditions ..............................9 2.4 - Caution for the control of the 42BJ ICM LEC ..........................9 2.5 - Regulations ....................................9 3 - INSTALLATION OF THE UNIT ..............................10 3.1 - Installing the unit in the false ceiling ............................ - Page 5 20 mm/m 5 mm 2 mm/m 50 mm 2 mm/m l/s m MR60 4-4 4-4 MR75 4-3 4-3 MR85 3-3 3-2 MR90 3-2 2-2 MR100 28 100 2-1 2-1 MR105 29 105 2-1 1-1 MR110 31 110 1-1 1-1 MR120 33 120 3-3 MR130 36 130 2-1...
- Page 6 42BJ MCI LEC 1.9 / 2.9 4 Ø 1/2" gas 2-wV Ø 16 42BJ 151 mm 4 Ø 1/2" gas 10,5 190 mm 3-wV Cold Ø 16 42BJ MCI LEC 4.9 4 Ø 1/2" gas Cold 2-wV Ø 16 163,5 4 Ø...
- Page 7 Figure titles and legends: Dimensions and clearances for maintenance Filter access from above Optional filter access from below Optional side filter access Dimensions and distance between fixing centres Electrical danger pictogram Caution hand hazard pictogram General danger pictogram Lifting device for installation in a false ceiling Levelling the unit Condensate drain pipe Several units connected to one condensate collector...
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Page 8: Precautions
1.1.3 - Operating environment Check that the supply voltage and frequency correspond to the The 42BJ ICM LEC has been designed for indoor application in values of the unit to be installed. ‘urban’ conditions having a non-corrosive, dust-free and non- marine environment. -
Page 9: Safety Considerations
In particular it is obligatory to disconnect all power supplies to the unit and its accessories 2.4 - Caution for the control of the 42BJ ICM before carrying out any work. Disconnect the main power supply with an isolating device (not supplied by Carrier). -
Page 10: Installation Of The Unit
When installation is complete - i.e. when the 42BJ is attached to vibrations during operation. the ceiling, air ducts are complete, water manifolds are in position... -
Page 11: Components
- Disconnect the flexible condensate drain pipe which is held NOTE: When installing an ICM in a ceiling void, check that in place by a collar (the collar is not supplied by Carrier). no T-bars will obstruct access to the filter or prevent the plug- - Remove the two-way or three-way water flow control valve in unit from being withdrawn. -
Page 12: Constant-Volume Fresh Air Controller
44.4 1/s (160 - Close the isolating valves on the manifolds. /h). A label on the 42BJ ICM shows how to adjust the two plastic - Unscrew the union nuts to disconnect the flexible water pipes. -
Page 13: Flexible Pipe Option
An ICM may be installed in a floor void. Adjustable feet with built- in vibration absorbers are available as accessories for installation on site. For further information please contact your local Carrier representative. 4.10.2 - Procedure for fitting (see Figs. 14 and 15) a) Install angle bracket 1 using the screws supplied. -
Page 14: Codification
5 - CODIFICATION Product type* Size Product reference Digit (1) Fixed values Digits 5/6 Digit 15 None 125 mm Ø fresh air spigot only Digit 8 Digit 10 8,3 l/s (30 m 16,6-44,4 l/s 2 pipes right None (21/28/36) 2 pipes left 2-way valve Motorised fresh 4 pipes right... - Page 16 Order No.: 14281, 07.2021 - replaces No.: 14281, 11.2011 Manufacturer: Carrier S.C.S Rte de Thil - 01120 Montluel - France. The manufacturer reserves the right to modify the product specifications without prior notice. Printed in the European Union.