Uniflair WMA 0281 Manual de instrucciones descargar pdf (Pagina 3)

OPERATION AND MAINTENANCE MANUAL

Wall Mounted 0121…0661

Monobloc Wall Mounted Unit - WMA/WMF 0121-0181-0251-0281-0331-0551-0661 - Rev. 2.0. - Date: 18-07-2000 EN

3 (32)

Contents

Page

GENERAL DESCRIPTION 4

Documentation enclosed with the unit 4

Description of the unit and intended use 4

Function limits 5

Description of main components 5

Accessories 6

Function principles 7

Free-cooling system 7

Data plate 10

START-UP AND TESTING 11

Start-up procedure 11

FUNCTION & REGULATION 12

Microprocessor control 12

Management of two units 13

Measurement and alarm devices 14

Regulation of condensation pressure 15

Setting the regulation and safety devices 16

Setting the airflow sensor 17

Setting the dirty filter sensor 17

TECHNICAL DATA 18

General characteristics 18

Electrical characteristics 20

MAINTENANCE 22

Regular checks 22

Cleaning and changing the air filter 22

Cleaning the external air pre-filter 23

Cleaning the air-cooled condenser 23

Damper maintenance – changing the motor 23

Changing the electrical heating element 24

Cleaning and changing the condensate drain tube 24

Adjusting the refrigerant charge 24

PROBLEM SOLVING 26

Temperature control 27

Humidity control 27

Fans 28

Refrigerant circuit 28

Compressors 30

Electric heaters 30

Free cooling 31

IMPORTANT: the description of the Control System and the operating logic of the unit are given in the

mP20W Control System instruction manual.

1 2 3 4 5 6 7 8 ... 29 30

Comentarios a estos manuales

Sin comentarios

Uniflair WMA 0281 Manual de instrucciones Pagina 3

Comentarios a estos manuales