User's Manual
Vertical or Horizontal Downflow Unit Heater
OPERATION INSTRUCTIONS
1.Heater must be properly installed before operation.
2. Turn power supply "ON" at main service panel.
3. Where applicable, refer to control accessory instructions
regarding proper operation of any controls or accessories
used with the heater.
4. Ambient temperature is regulated by adjusting the built-in
thermostat to a desired position.
5. Allow the unit to operate and warm up the room.
6. When the desired temperature is reached, turn the control
knob counterclockwise until the heater turns off. This is the
ideal setting.
7. The heater will start automatically when the room
temperature drops below this set point, and will turn off when
the set point is reached.
It is important to keep this heater clean. To assure efficient oper-
ation follow the simple instructions below.
USER CLEANING INSTRUCTIONS
1.After the heater has cooled, a vacuum cleaner with brush
attachment may be used to remove dust and lint from exterior
surfaces of the heater including the grille openings.
2.With a damp cloth, wipe dust and lint from grille and exterior
surfaces.
3.Return power to heater and check to make sure it is operating
properly.
TROUBLE SHOOTING
If the heater fails to operate, please follow these procedures:
This heater has thermal cut-off protection. If the thermal cut-off
protection trips, turn off the power and switch off the circuit
breaker.
Problem
Overheat protection has temporarily deactivated the
heater.
Unit is not
heating.
Breaker/Fuse has been tripped.
Check & ensure there are no combustible materials
within 3ft. (0.9 meters) surrounding the heater.
The heater is
producing a
the manufacturing process. It will quickly evaporate
burning smell.
and should not occur again.
Ensure a minimum clearance of 1 foot (0.3 m) from
both sides and rear of heater to any adjacent
surface/wall.
PLEASE DO NOT ATTEMPT TO OPEN OR REPAIR THE HEATER YOURSELF.
DOING SO COULD CAUSE DAMAGE TO THE HEATER OR PERSONAL INJURY.
Probable Cause
A small amount of oil fell on the heating coil during
MAINTENANCE CLEANING INSTRUCTIONS
(To be performed only by Qualified Service Personnel)
At least annually, the heater should be cleaned and serviced by
a qualified service person to assure safe and efficient operation.
This should include the removal of the grille and, as necessary
the heater from the back box to clean residue from the unit. After
completing the cleaning and servicing, the heater should be fully
reassembled and checked for proper operation.
To reduce the risk of fire and electric shock or injury, disconnect
all power coming to heater at main service panel and check that
the element is cool before servicing or performing maintenance.
The unit should reset automatically after 10-30 minutes. If the
thermal cut-off protection trips again, consult a certified/licensed
electrician to determine the reason for overheating.
Turn the heater OFF. Switch off the circuit breaker.
Wait 10-30 minutes before turning back on.
Check your electrical box to confirm the breaker has
not been blown. This may occur if the receptacle is
shared with other high consumption appliances.
Remove any combustible items from the vicinity of
the heater.
Ensure room in which heater is situated is well
ventilated.
Reposition the heater so there is enough space
between the heater and any adjacent surface/wall.
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Solution