NADklima NAC Series User manual

KEEP THIS GUIDE
Maintenance and installation guide
Air curtain
NAC
nadklima.com
CANADA
M
A
D
E
I
N
Québec
NAD Klima (head oce)
144 Léger, Sherbrooke (Qué) J1L 1L9
[phone]
1 866 531-1739
[e-mail]
Ontario
NAD Klima Ontario
2840 Argentia Road, Unit 6
Mississauga (Ontario) L5N 8G4
416 860-1067
[e-mail]
/ / / / / / / / / / / / / / / / / / / / / / / / / /
WARNING
IN ORDER TO MINIMIZE THE RISK OF FIRE AND
ELECTRIC SHOCK OR PERSONAL INJURIES, RESPECT THE FOLLOWING :
-A-
Use this unit in a manner intended by the manufacturer. If you have any questions,
contact the manufacturer at 1 866 531-1739.
-B-
Before repairing or cleaning unit, cut power at the source and padlock to prevent
accidental restauration of power. If padlocking power source is not an option, tag power
source with marker indicating ongoing work on unit.
Certication
ANSI/UL Std. 507
CAN/CSA Std. C22.2 No. 113
Maintenance and
installation guide

Figure 1
Figure 2
Figure 3
Threaded rod 3/8”
(not supplied)
Anchor rivet
Rod cover
(optional)
Door opening
HORIZONTAL INSTALLATION
2
The NAC air curtain is installed beneath the door rails, as
illustrated in gures 1 and 2. In this way the air curtain does
not impead the opening and closing of the door.
Anchor rivets (3/8 in. - 9.5 mm) each with a capacity to
support 1115 lbs (505 kg), allow for the suspension of the
air curtain by all 4 corners with threaded rods (not
supplied). (gure 3)
Step 1) Installation of suspension rods
Secure the Air curtain NAC with rods ( threaded 3/8”,not
supplied) to the 4 anchorage points located at the four
corners of the the air curtain. ( gure 3).
Step 2) Installation of air curtain
As indicated in gure 2, install the air curtain in such the
nozzles must be at the same level as the highest point of
the open door. (gure 2)
IMPORTANT : Allow for a minimum of 1/4” (7.5mm)
from the rail of the door.
.

VERTICAL INSTALLATION
gure D
gure A
C
gure F
WALL
gure B
WALL
BASE
Anchor bolts
3/8’’
(not supplied)
OPTION (suggestion)
Installation of wall rail
- Align wall rail (not included) to the holes of
the return brackets (gure F).
- Make sure the rail is parallel.
- Secure the rail to the wall or any solid stucture
- Secure the return brackets to the rail.
gure E
gure C
Door rail
1 in.
(25.4 mm)
1/2 in. (12.7 mm)
Base
ground
C
WALL
gure D
Return brackets
3
The base
Position the base at a minimum of 1 in. (25.4 mm)
from the wall and at 1/2’’ (12.7 mm) from the front of
the door rail ( gure A )
-Identify, mark and drill four (4) anchor holes on the
oor
.
- Insert the anchor bolts 3/8’’ (not supplied) in the
oor.
- Make sure base is level and then secure. ( gure B)
Air curtain installation
- Carefully lift the air curtain and Insert it into the
base.
- Using the hardware supplied, secure the air curtain
to the base (gure C)
Wall mounting system
- Attach brackets on the top of air curtain with
supplied bolts as illustrated in gure D.
- Verify that return brackets are facing the wall.
Note : The empty hole can be used to lift the unit into
place.
- Secure the return brackets with threaded rods (not
supplied) to the wall. (gure D, E)
- Make sure the air curtain is level.
Superimposing 2 air curtains
- Attach new brackets on top of the second air
curtain with supplied bolts as illustrated in gure D.
- Verify that return brackets are facing the wall.
- Carefully lift second unit into place using empty
holes in brackets if necessary.
- Place unit on top of rst unit inside the brackets
(gure E)
- Secure the air curtain to the brackets using bolts
supplied.
- Verify that return brackets are facing the wall.
- Make sure air curtain is level and then secure the
brackets with threaded rods (not supplied) to the
wall.

OFF
ON
M2ENMARCHE
MAN-0- AUTO
M2ENMARCHE
Power supply
Control panel
Air curtain
Wiring diagram with “MAN - O - AUTO” on
control panel
Automatic switch
4
OFF
ON
M2
MAN - 0 - AUTO
M1 M3
OFF
ON
M2ENMARCHE
MAN- 0 - AUTO
M1ENMARCHE M3 EN MARCHE
Power supply
Control panel
Selector
With“MAN - O - AUTO” switch separate from
control panel (optional)
Automatic switch
The air curtain is supplied with a control panel
equiped with warning light and a“Manuel -
O - Auto”switch.
In “Manuel”mode, the air curtain will remain in
operation until the switch is moved to the “ O ”
position.
When in“Auto” mode, the air curtain is turned
on by the automatic switch which detect the
opening of the door. When the door is closed,
the switch stops the air curtain.
WARNING
Control Panel
The installation, repair and maintenance
of the control panel
must be performed by an authorized
qualied technician
by vertue of law .
Before opening the access panel, make
sure the power supply
is in the“OFF”position.
CONTROL PANEL
// // // // // // // // // // // // // //
4
Provided by other

Max. 3 in. (76 mm)
Max. 3 in.
(76 mm)
•
WARMING
FIXATION OF AUTOMATIC SWITCH
TO THE DOOR
// // // // // // // // // // // // // //
5
This switch is designed for virtually universal
installation on any kind of door. It is composed of
two pieces, the switch and magnetic trigger.
Choosing the appropriate location
Make sure nothing interferes with the function-
ning of the system.
Step 1 - Securing switch
Secure switch to the wall above the
door (gure 1 ) or to the oor ( gure 2 ).
It is important to choose a location where the
switch will not interfere with the functionning of
the door.
Step 2 - Secure magnetic trigger
Attach magnetic trigger in either position in such
a way as to be maximum 3 inches (76 mm) from
the switch.
The trigger can be attached to the door dierent
ways. (gure 1, 2 ).
Step 3 - Connect switch wires to cable from
control panel and conrm switch is functionning
properly.
Switch
Magnetic trigger
Figure 1
Figure 2
The installation, repair and maintenance of
the control panel must be performed by an
authorized qualied technician
by vertue of law .
Before opening the access panel, make sure the
power supply is in the“OFF” position.
•

WARNING
// // // // // // // // // // // // // //
Before performing replacement, advise all users
of ongoing repairs.
A) Cut power supply and make sure air curtain
is not under tension.
B) Padlock power supply breaker.
C) Remove the four (4) screws on the panel for
the motor you wish to replace. (Figure 1)
(Warning, panel may be heavy)
D) Unplug motor from circuit. (Figure 3)
E) Remove motor screws from front of panel.
(Figure 2)
F) Install new motor
Important : Make sure replacement motor has
the same criterea as old one.
For added security use NAD Klima replace-
ment motor .
Make sure all motor screws are tightened
correctly. Connect motor to circuit . (Figure 3)
G) Re-install panel to air curtain. (Figure 1)
H) Remove padlock from power supply breaker
Turn on power
Verify new motor is working correctly.
1
1
1
1
22
22
REPLACING DEFECTIVE MOTOR
Motor retaining screws
Figure 1
Figure 2
Figure 3
Before opening panel,
make sure power supply is OFF.
Padlock power supply breaker.
6
ON
OFF
ON
OFF

CONNECTION PANEL CONNECTING TO DO
24 V
TC 1 TC 2 TC 3
OL1 OL2 OL3
Thermal contacts
OL1 OL2 OL3
Limit switch
2 3
3 5
C1 C2 C3
NOTE NOTE
4 - 30 A
230V/600V 3PH
230V/600V 3PH
230V/600V 3PH
POWER SUPPLY : 230V/600V/3PH/60HZ
NOTE
/ STOP
Note : Repeat the same circuit according to the
number of motors to control.
Example of electric circuit of the control panel
for an air curtain to several motors.
// // // // // // // // // // // // // //
Before opening panel,
make sure power supply is OFF.
Padlock power supply breaker.
ELECTRIC CIRCUIT
WARMING
7
Motor 1 running Motor 2 running Motor 3 running
MOTOR 1 MOTOR 2 MOTOR 3

WARNING
MAINTENANCE
// // // // // // // // // // // // // //
Before repairing or cleaning unit, cut power at the
source and padlock to prevent accidental
restauration of power.
If padlocking power source is not an option, tag
power source with marker indicating
ongoing work on unit.
8
The maintenance must be done by qualied personal
IN ORDER TO MINIMIZE THE RISK OF FIRE AND ELECTRIC SHOCK OR
PERSONAL INJURIES, RESPECT THE FOLLOWING :
DO NOT USE WATER OR AEROSOL’S TO CLEAN INNER PART OF AIR CURTAIN.
Use this unit in a manner intended by the manufacturer.
If you have any questions, contact the manufacturer at
1 866 531-1739.
The NAD Klima air curtain doesn’t require any
maintenance except periodical cleaning.
The power coated nish of the air curtain outer
casing allows for easy cleaning with a cloth or
soft brush.
The protective grid prevents foreign objects from
interfering with motor. We recommend a
periodic visual inspection of the air curtain to
ensure that nothing blocks air intake
(plastic bag, paper, etc.).