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3. Carefully remove cabinet from carton by lifting out unit
using straps provided.
CAUTION: Do not attempt to lift this air curtain by its
louver or damage may result.
4. Unscrew six (6) knurled nuts and remove air intake
grille. (See Figure 3.)
Figure 3 - Removing Air Intake Grille
5. Carefully disconnect motor electric cord plug
assembly and remove two wing nuts on blower base.
(See Figure 4.)
WARNING - TO REDUCE THE RISK OF FIRE,
ELECTRIC SHOCK, OR INJURY TO PERSONS
OBSERVE THE FOLLOWING:
1. Use this unit only in the manner intended by the
manufacturer. If you have questions contact the
manufacturer.
2. Before servicing or cleaning unit, switch power off at
service panel and lock service panel to prevent power
from being switched on accidentally.
3. Installation work and electrical wiring must be done by
qualified persons in accordance with all applicable
codes and standards, including fire rated construction.
4. When cutting or drilling into wall or ceiling, do not
damage electrical wiring or other hidden utilities.
5. Make certain that the power source conforms to the
electrical requirements of the unit. Disconnect power
before installing or servicing. If the power disconnect
is out of sight, lock it in the open position and tag it to
prevent unexpected application of power. Failure to do
so could result in fatal electrical shock.
WARNING: DO NOT DEPEND UPON A THERMOSTAT
OR OTHER SWITCH AS THE SOLE MEANS OF
DISCONNECTING POWER WHEN INSTALLING OR
SERVICING THE UNIT. ALWAYS DISCONNECT
POWER AT THE MAIN CIRCUIT BREAKER AS
DESCRIBED ABOVE. FAILURE TO DO SO COULD
RESULT IN FATAL ELECTRIC SHOCK.
Figure 4 - Removing Motor/Blower Assembly
6. To remove motor/blower assembly, lift from rear of
motor housing to prevent damage and misalignment
to shaft and blower wheels.
NOTE: Unit is shipped with styrofoam motor support
block which must be discarded at this time.
NOTE: After unpacking unit, inspect carefully for any
damage that may have occurred during transit. Check for
loose, missing or damaged parts.
6. All wiring should be done by a qualified electrician,
using copper wire only and in accordance with the
National Electrical Code (NEC), all applicable code
and ordinances, and all sections of this manual. Any
variance voids the warranty and may create unsafe
conditions.
7. Special attention must be given to any grounding
information pertaining to this product. To prevent the
risk of electrocution, the unit must be securely and
adequately grounded. This should be accomplished
by connecting a grounded conductor between the
service panel and the grounding lug or green lead wire
provided in the wiring compartment. To ensure a
proper ground, the grounding means must be tested
by a qualified electrician.
8. Do not insert fingers or foreign objects into the air
curtain. Do not block or tamper with it in any manner
while it is in operation. Do not touch it while in
operation or just after it has been turned off, as some
parts may be hot enough to cause injury.
9. This product must NOT be used in potentially
dangerous locations such as hazardous locations
where flammable, explosive, chemical laden, or wet
atmospheres are present.
10. Do not attach ductwork to this product or attempt to
use it as a make-up air heater. Such use voids the
warranty and may create unsafe conditions.
WARNING: TO REDUCE THE RISK OF FIRE OR
ELECTRIC SHOCK, DO NOT USE THIS AIR CURTAIN
WITH ANY SOLID STATE SPEED CONTROL DEVICE.
General Safety Information
Unpacking (Continued)
2