Carrier 42ND Installation, Operation And Maintenance Instructions
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Carrier 42ND Installation, Operation And Maintenance Instructions

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I N S TA L L AT I O N ,
O P E R AT I O N
A N D
M A I N T E N A N C E
I N S T R U C T I O N S
42NC/ND
Translation of the original document

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Summary of Contents for Carrier 42ND

  • Page 1 O P E R AT I O N A N D M A I N T E N A N C E I N S T R U C T I O N S 42NC/ND Translation of the original document...

  • Page 3: Table Of Contents

    CONTENTS 1 - DELIVERY, CHECKS AND STORAGE ............................10 2 - DESCRIPTION OF THE UNIT ..............................10 3 - HANDLING ....................................11 4 - MECHANICAL CONNECTION ..............................11 5 - AIR CONNECTIONS ..................................12 6 - HYDRAULIC CONNECTIONS ..............................12 7 - CONDENSATE DRAIN PAN ................................
  • Page 4 COLIS PACKAGE +50°C COLIS / PACKAGE 35 kg COLIS PACKAGE -10°C...
  • Page 5 100 mm mini...

  • Page 10: Delivery, Checks And Storage

    Carrier thanks you for purchasing a 42 fan coil unit. We trust in accordance with industry practice and the regulations in force that it will give you complete satisfaction. To ensure correct in the country of use. Your Major Line must be maintained as operation, all connections (electrical, utilities, etc.) must be made...

  • Page 11: Handling

    (accessory, fig. 5, a) or a nut/washer assembly placed either side of the support bracket (fig. 5, b). Note: CARRIER strongly recommends the use of antivibration resilient mounts when securing the bracket, in order to reduce the transmission of vibrations through the building structure...

  • Page 12: Air Connections

    Always fit the valve in the right direction. The direction of flow for 3-position modulating valves: if the power has not yet been these CARRIER valves should be A > AB (A being connected switched on, the valve will be open by default. If the control to the coil and AB to the hydraulic network).

  • Page 13: Condensate Drain Pan

    • Nitrate [NO₃ -] = 0 mg/l • Dissolved iron < 0.5 mg/l CARRIER shall not be liable for damage to valves caused by • Dissolved oxygen 4 < [O2] < 9 mg/l faulty design of the hydraulic supply network or incorrect •...

  • Page 14: Condensate Drain Pump

    0,06 0,11 0,13 0,16 The unit must be earthed. Carrier shall not be liable for incidents resulting from faulty or non-existent earthing. Always follow the circuit diagram delivered with unit. To access the electrical terminal block: Modifying the motor speeds: Always use an electrician’s flat-blade screwdriver when...
  • Page 15 9 - RACCORDEMENTS ELECTRIQUES To open a connection point and change the cabling (fig.12c). Connection - Place the end of a flat-blade screwdriver in the hole located just Connect the electrical connections to the connectors as per the below the cable to be removed, release the cable and move it to wiring diagram below, and lock the wires using the special cable the marker for the desired speed.

  • Page 16: Care And Maintenance

    10 - CARE AND MAINTENANCE The unit must be serviced periodically between the heating and Removing the fan motor assembly (fig.17): cooling seasons. In particular, components prone to clogging Disconnect the wires from the motor (on the terminal) (filter, condensate pan, coil, condensate pump, etc.) must be after the unit has been powered off.

  • Page 17: Tests And Warranty

    All our units are tested and proven before leaving the factory. They are guaranteed against all manufacturing defects. Carrier shall not be held liable for any type of corrosion. Carrier’s warranty does not cover damage resulting from incorrect electrical wiring, inadequate electrical or thermal protection or failure to use an air filter.
  • Page 20 CARRIER participates in the ECP programme for FC/FCP Check ongoing validity of certificate: www.eurovent-certification.com Order No.: EN7577691-00, 11.2019 - Supersedes order No.: New. Manufactured for Carrier SCS, Montluel, France. The manufacturer reserves the right to make changes to the product specifications without notice.

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