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Carrier

 thanks you for purchasing a 42 fan coil unit. We trust 

that it will give you complete satisfaction. To ensure correct 
operation, all connections (electrical, utilities, etc.) must be made 

in accordance with industry practice and the regulations in force 
in the country of use. Your Major Line must be maintained as 
recommended in this manual.

1 - DELIVERY, CHECKS AND STORAGE

The unit is delivered in packages that are labelled for easy 
identification.
Each unit bears a data plate. Include the reference number 
shown on the data plate in all correspondence.

It is the sole responsibility of the recipient to inspect the 

contents of the packages upon receipt.

• In the event of missing items, the customer must provide 

the exact number of parcels delivered

• All damaged or missing items must be reported on the 

delivery note in the presence of the driver before the delivery 

note is signed.

IMPORTANT :

 in accordance with Article 133 of the French 

Code of Commerce, these claims must be reported to the carrier 
by registered letter within three business days of receipt. The 
terms «conditional» and «pending unwrapping» shall have no 
value. The customer must unwrap the goods in the presence of 
the driver. Damage/shortages must be noted at time of delivery 
and described in detail.

2 - DESCRIPTION OF THE UNIT

Cased model 42NC - 42NR (fig. 1)

1 - Discharge grille
2 -  

Central point of access to the control terminal (control 
optional)

3 - ABS end plates and side members
4 -  Front panel in RAL 9010 precoated sheet metal
5 -  

Return grille in perforated sheet metal for the front air 
recovery version (42NR).

Uncased model 42ND - 42NI - 42NU (fig. 2)

1 - Heat exchange coil
2 - Fan motor assembly
3 - Access to motor terminal
4 -  Main ABS PC single unit condensate pan with insulation 

reinforced by PSE panelling

5 - Condensate drain Ø 22mm
6 - Auxiliary drain pan
7 -  Slots for attaching to the wall or ceiling
8 - Valve(s) (option or accessory)
9 - Air bleed screw
10 - Coil drain screw
11 - Air filter
12 -  Mounting bracket support to house the resilient mounts
13 -  Supply and return plenums, I or U assembly (option)
14 - Supply plenums (accessory)

Name plate (fig. 3)

The name plate contains all the information required to identify 
the unit and its configuration. This plate is placed on the 
condensate pan insulation. Before contacting us, please note 
the serial no. and the designation.
1 Code
2 Serial number
3 Unit designation
4 Rated motor output 
5 Motor input current 
6 Type of coil
7 Wiring diagram reference
8 Motor speed wiring
9  Maximum operating pressure
10 Electric heater specifications (if fitted) 
11 EC declaration no.
12 Refer to the installation instructions

IMPORTANT 

:

This unit may be used by children aged eight and over, and by 
persons with limited physical, sensory or mental capabilities, or 
by persons with insufficient experience or knowledge, provided 
that they are being correctly supervised or provided they 
have received instructions on how to use the unit in complete 
safety, ensuring that they have a full understanding of any risks 
involved. Children must not be allowed to play with the unit. User 
cleaning and maintenance must not be performed by children.
During normal use, this unit is intended to operate under the 
following site conditions:

 

- Maximum altitude: 2000 m,

 

- Minimum and maximum storage temperature: -20°C/+65°C,

 

- Minimum and maximum operating temperature: 0°C/+40°C,

 

- Indoor return air maximum humidity level: 27°C DB (dry bulb) 

at 65% RH (Relative Humidity),

 

- Clean interior environment (no corrosive substances present).

The unit requires protection from any form of impact during use. 
Protection rating IP 20 IK02.
This unit is designed to operate in an overvoltage category II 
and pollution degree 2 environment, in accordance with IEC 
standard 664. To ensure a pollution degree 2 environment, the 
unit must be protected from water and oil splashes, and the dust
allowed to settle on it must be limited.

10

Содержание 42NC

Страница 1: ...INSTALLATION OPERATION AND M A I N T E N A N C E I N S T R U C T I O N S Translation of the original document 42NC ND...

Страница 2: ...2...

Страница 3: ...IT 10 3 HANDLING 11 4 MECHANICAL CONNECTION 11 5 AIR CONNECTIONS 12 6 HYDRAULIC CONNECTIONS 12 7 CONDENSATE DRAIN PAN 13 8 CONDENSATE DRAIN PUMP 14 9 ELECTRICAL CONNECTIONS 14 10 CARE AND MAINTENANCE...

Страница 4: ...COLIS PACKAGE 35 kg Haut Top Bas Bottom C O L IS P A C K A G E COLIS PACKAGE 50 C 10 C COLIS PACKAGE 5 1 2 3 4 2 1 4 6 7 7 8 9 10 11 12 3 5 2 13 14 1 4...

Страница 5: ...1 2 3 4 5 6 7 8 9 10 11 12 3 a c a b 4 100 mm mini a b 5 6 5...

Страница 6: ...7 a 8 b c 6...

Страница 7: ...d 09 a 10 c b a d e 7...

Страница 8: ...11 b a e c d a b c 12 a b 13 b 14 a c d e 8...

Страница 9: ...b a b a 15 16 a 17 b c d 18 e 9...

Страница 10: ...taching to the wall or ceiling 8 Valve s option or accessory 9 Air bleed screw 10 Coil drain screw 11 Air filter 12 Mounting bracket support to house the resilient mounts 13 Supply and return plenums...

Страница 11: ...not to damage the unit 4 MECHANICAL CONNECTION To protect against injury or damage to the unit or room the hydraulic connections must be made by qualified personnel only Horizontal model The unit is i...

Страница 12: ...on fig 8c 4 way valve 4 pipe version fig 8d onto the coil cooling connection Installation l To avoid damaging this coupling or the CARRIER valve never tighten to more than 1 8 daN m of torque Use 2 sp...

Страница 13: ...by faulty design of the hydraulic supply network or incorrect commissioning To protect against the risk of condensation when using chilled water lagging should be placed along the entire length of pi...

Страница 14: ...his hose should not be pinched or touch the unit or any other external component Wire as indicated on the attached circuit diagram 9 ELECTRICAL CONNECTIONS Ensure that the power supply to the unit is...

Страница 15: ...connect device must be built into the installation between the supply and the 230 VAC power network and must be easy to access The disconnect device must simultaneously disconnect the two poles live a...

Страница 16: ...e runners and release the filter by pulling it towards you When refitting the filter ensure the runners are securely clipped in to lock them Front air recovery cased model fig 16 Turn the 2 x 1 4 turn...

Страница 17: ...dequate electrical or thermal protection or failure to use an air filter Carrier s warranty on motors is limited to the terms of warranty extended by its supplier Under no circumstances must the fitte...

Страница 18: ...18...

Страница 19: ...19...

Страница 20: ...rier SCS Montluel France The manufacturer reserves the right to make changes to the product specifications without notice Printed in the European Union CARRIER participates in the ECP programme for FC...

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