Qmark Environmental Hot Water / Steam Heated Air Curtains - Manual (Page 2)

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 2.)
Figure 2 - Removing Air Intake Grille
5. Carefully disconnect motor power cord and plug
assembly and remove the two wing nuts on
motor/blower base. (See Figure 3.)
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. (See page 8)
2. Installation work and electrical wiring must be done by
qualified persons in accordance with applicable codes
and standards included fire rated construction. All
wiring to unit must be copper and in accordance with
the National Electrical Code (NEC), all applicable
codes and ordinances, and all sections of this manual.
3. Do not use this unit with any solid state speed control.
4. Before installing, servicing, or cleaning unit, switch
power off at service panel and lock and tag service
disconnect means to prevent possible electric shock if
power is accidentally switched on
WARNING: DO NOT DEPEND UPON A THERMOSTAT
OR OTHER SWITCH AS THE SOLE MEANS OF
DISCONNECTING POWER TO UNIT.
ALWAYS
DISCONNECT POWER AT MAIN SERVICE PANEL.
NOTE: THIS UNIT IS PROVIDED WITH AN AUTO-
RESETTING THERMAL OVERLOAD PROTECTOR
THAT COULD INADVERTENTLY RESET DURING
SERVICING AND CREATE A HAZARD.
ALWAYS
DISCONNECT POWER TO UNIT AT SERVICE PANEL
BEFORE REMOVING COVER FOR ANY CLEANING
OR SERVICING.
5. When cutting or drilling into wall or ceiling, do not
damage electrical wiring or other hidden utilities.
Figure 3 - Removing Motor/Blower Assembly
6. To remove motor/blower assembly, lift from rear of
motor housing to prevent possible damage and
misalignment to shaft and blower wheels.
6. Make certain the power source conforms to the
electrical requirements of the unit. Always check unit
nameplate and check actual voltage with meter.
7. To prevent a possible electric shock hazard for units
with multiple sections, special care must be given to
make sure each section is properly bonded together
with the grounding conductors provided.
8. This unit must be installed at a minimum of 7 ft (2.1
m) above the floor.
9. Do not insert fingers or any foreign objects into the
intake or exhaust openings and for proper operation,
do not block airflow to unit
10. This unit is not suitable for use in any hazardous or
corrosive locations where flammable, explosive,
chemical laden, or wet atmospheres are present.
11. Do not attach ductwork to this unit. Such use may
create unsafe conditions and would void the
warranty.
12. This unit is suitable for commercial and/or industrial
use only.
13. If unit is to be used in freezer or cooler applications,
unit must be mounted on the exterior (warm side) of
freezer or cooler.
14. Hardware and mounting means must be suitable to
support the unit and must be tested to confirm it will
safely support a minimum of 150 lbs.
IMPORTANT SAFETY INSTRUCTIONS
“READ AND SAVE THESE INSTRUCTIONS”
Unpacking (Continued)
2