Nortec Reznor AB-2 Installation And Operating Manual

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Installation & Operating Manual

Ref RZUK/AIR/039/1117

AB-2 R

ANGE

MBIENT

URTAIN

These appliances meet the following EC Directives

DIR 2009/142/EC:GAD

DIR 2014/30/EC:EMC

DIR 2014/35/EC:LVD

DIR 2006/42/EC:MD

PLEASE READ THIS DOCUMENT CAREFULLY BEFORE COMMENCING THE IN-

STALLATION AND LEAVE IT WITH THE USER OR ATTACHED TO THE APPLI-

ANCE OR GAS SERVICE METER AFTER INSTALLATION.

WARNING

Improper installation, adjustment, alteration, service or maintenance can cause property damage,

injury or death. All work must be carried out by appropriately qualified persons.

The manufacturer does not take any responsibility in the event of non-observance of the reg-

ulations concerning the connection of the apparatus causing an evil operation possibly re-

sulting in damage to the apparatus and/or environment in which the unit is installed.

Subject to modifications

1/12

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Page 1 Installation & Operating Manual Ref RZUK/AIR/039/1117 AB-2 R ANGE MBIENT URTAIN These appliances meet the following EC Directives DIR 2009/142/EC:GAD DIR 2014/30/EC:EMC DIR 2014/35/EC:LVD DIR 2006/42/EC:MD PLEASE READ THIS DOCUMENT CAREFULLY BEFORE COMMENCING THE IN- STALLATION AND LEAVE IT WITH THE USER OR ATTACHED TO THE APPLI- ANCE OR GAS SERVICE METER AFTER INSTALLATION.
Page 2: Table Of Contents
INDEX Warnings General information Dimensions Technical specifications Installation details Wiring data Servicing Parts replacement Spares Fault finding User instructions WARNINGS : Improper installation, adjustment, alteration, service, or maintenance can cause property damage, injury, or death. Read the installation, operation, and maintenance instructions thoroughly before installing or servicing this equipment.
Page 3: General Information
1. General Information Welcome to the new AB-2 Reznor air curtain PLEASE READ this document prior to models. Local regulations may vary in the coun- installation to familiarise yourself with the try of use and it is the installers respon- components and tools you require at the sibility to ensure that such regulations are satis- various stages.
Page 4: Dimensions
2. Dimensions Figure 1: Dimensions (tol. ± 2mm) Left Side side view view LPHW/ steam * Typical projection for LPHW/steam housing. LPHW/steam coils available to order (see contact details on rear cover of document Weight Mod. AB 150 1500 1442 AB 175 1750 1692...
Page 5: Technical Specifications
3. Technische specificaties Air curtain model AB-2 AB 150A AB 175A AB 225A Air distribution fans Type Centrifugal (with integral thermal trip) Speeds No. of fans Maximum air volume 6400m 11000m 13000m Voltage 230V 1PH 50Hz Power rating (per fan) 1140 W Current (per fan) 5.2A (FLC)
Page 6: Installation Details
4. Installation details level with top of door opening (minimum 3 Health and safety metres). Reznor air curtains must be installed in accordance with the relevant national and inter- 4.1.1 Suspension by means of threaded rods. national regulations and any other requirements The air curtains can standard be suspended by a qualified installer.
Page 7 4. Installation details (cont) Fig. 3b It may be necessary to adjust the position of the air outlet louvres to provide the correct airflow across the door opening. This can be done by first loosening the locking pins (fig. 4), The louvres can now be moved to the desired position and the locking pins re-tightened.
Page 8: Wiring Data
5. Wiring details The electrical control panel incorporates the facility to interlock with the door opening The 'manual' position overrides the door inter- mechanism and automatically switch the air lock, and the 'off ' position turns the air curtain curtain on and off as the door is opened and off.
Page 9: Parts Replacement
7. Parts replacement All servicing/maintenance work on this air 7.1.1 Fan closure plate curtain should be carried out by suitably Remove the retaining screws around the qualified and Corgi registered engineer. Before perimeter of the plate (sse pic. 3 & 4). The plate commencing any work please ensure that the can now be removed.It is now possible to electricity supplies are turned off.
Page 10: Spares
7. Parts replacement (cont) Picture 7 shows single air distribution fan in The four bolts securing the fan can now be isolation for clarity. removed as shown in picture 6 and the fan re- moved from the air curtain downwards. Pic.7 Pic 6 8.
Page 11: Fault Finding
9. Fault Finding Air distribution fans Check: Power on to control 1. Power supply. panel? Check: 1. Control panel man/off/auto All air switch position. distribution 2. Fan circuit breaker(s) fans off? 3. Fan contactor and associated wiring. Check: 1. Motor thermal trip (may run Single fan when cool), test motor.
Page 12: User Instructions
10. User Instructions 10.1 Important information 10.4 To switch off the AB-2 air curtain This appliance must only be installed by a competent person in accordance with the 10.4.1 Rotate the auto/off/manual control panel requirements of the codes of practice and the selector switch to the 'off' position.