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Saving energy and creating healthy, comfortable environments
E-ZONE
AIR CURTAIN
/AIR DOOR
MADE IN THE USA
ANSI/NSF 37
Air Curtain Fans for
Customer Entry
12CS
Installation & Maintenance Instructions
TABLE OF CONTENTS
I. UNCRATING............................................................................................................................................................ 2
II. MOUNTING INSTRUCTIONS ............................................................................................................................... 2
III. WALL MOUNTING .............................................................................................................................................. 2
IV. SUSPENDED MOUNTING................................................................................................................................... 3
V. ELECTRICAL CONNECTIONS .............................................................................................................................. 3
VI. MECHANICAL CONNECTIONS ......................................................................................................................... 4
VII. AIRFLOW ADJUSTMENTS ................................................................................................................................ 4
VIII. MAINTENANCE AND CLEANING ................................................................................................................... 4
IX. SERVICE ............................................................................................................................................................... 4
X. WARRANTY .......................................................................................................................................................... 4
TROUBLESHOOTING ............................................................................................................................................... 5
To meet NSF Standard 37 requirements, the air curtain width must be greater than or equal
to the opening width with a maximum mounting height of 7 feet for all EZN/KZN models.
WARNING: TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
A. Use this unit only in the manner intended by the manufacturer. If you have any questions, contact the manufacturer.
B. Before servicing or cleaning unit, switch power off at service panel and lock the service disconnecting means to prevent power from being
switched on accidentally. When the service disconnecting means cannot be locked, securely fasten a prominent warning device, such as a
tag, to the service panel.
C. Installation work and electrical wiring must be done by qualified person(s) in accordance with all applicable codes and standards, including
fire-rated construction.
D. Sufficient air is needed for proper combustion and exhausting of gases through the flue (chimney) of fuel burning equipment to prevent
back drafting. Follow the heating equipment manufacturer's guideline and safety standards such as those published by the National Fire
Protection Association (NFPA), and the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), and local
code authorities.
E. When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden utilities.
IMPORTANT INSTRUCTIONS
For Outdoor Use
KZN/EZN
READ AND SAVE
THESE INSTRUCTIONS
No.
Date
-1-
II-480
July, 2013
K-ZONE
AIR CURTAIN
/AIR DOOR
MADE IN THE USA
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Summary of Contents for Berner K-ZONE KZN1030A
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Page 1: Table Of Contents
IMPORTANT INSTRUCTIONS READ AND SAVE THESE INSTRUCTIONS II-480 Date July, 2013 Saving energy and creating healthy, comfortable environments E-ZONE AIR CURTAIN /AIR DOOR MADE IN THE USA K-ZONE AIR CURTAIN ANSI/NSF 37 Air Curtain Fans for /AIR DOOR Customer Entry For Outdoor Use MADE IN THE USA 12CS... -
Page 2: Uncrating
I. UNCRATING MODEL Net Weight Ambient (lbs) Carefully examine the carton(s) for damage before opening. If the carton EZN/KZN1030A is damaged, immediately notify shipping company. If the unit(s) were EZN/KZN1036A shipped on wooden skids, remove protective wood and banding straps EZN/KZN1042A securing the carton(s) to the skid. -
Page 3: Suspended Mounting
FIGURE 3 - Positioning of Mounting Plate D. Anchor the wall mounting plate over the door opening with the mounting tabs pointing upwards. E. Raise the unit over the door (air discharge nozzle facing down) and on to the mounting plate. First, tilt the unit upward matching the holes in the frame with the tabs on the mount- ing plate. -
Page 4: Mechanical Connections
to connect electrical conduit. Connect all supply and control circuit wires according to the wiring diagram. E. Reinstall the wiring compartment cover. F. Switch on the power at the service disconnect. Turn on the unit and check the sequence of operation against the wiring diagram. -
Page 5: Troubleshooting
Berner air doors require very little servicing. All parts are eas- B. FAN AND MOTOR REMOVAL ily accessible for periodic inspection and maintenance. Units should be cleaned at least twice a year. Your particular applica- Disconnect power to the unit. - Page 6 X. WARRANTY Berner International Corp. ("The Company") warrants all new equipment to be free of defects in workmanship and material for a period of five years (5 years) on unheated models and two years (2 years) on heated models from the original date of shipment, provided the equipment has been properly cared for, installed and operated in accordance with the limits specified on the nameplate and The Company’s instructions.