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VENTILATION
Provide a fresh air opening of at least three (3) square feet (2,800 sq. cm) for
each 120,000 btu/hr. rating. Provide extra fresh air if more heaters are being
used.
Example: A NM-175K heater requires one of the following:
1. A two-car garage door raised six inches (15.24 cm).
2. A single-car garage door raised nine inches (22.86 cm).
3. Two, thirty inch (76.20 cm) windows raised fifteen inches (38.1 cm).
TO START HEATER
1. Fill fuel tank with kerosene or No. 1 fuel oil.
2. Attach fuel cap.
3. Plug power cord into three prong, grounded extension cord. Extension
cord must be at least six feet long.
Extension Cord Wire Size Requirements:
• 6 to 10 feet (1.8 to 3 meters) long, use 18 AWG conductor.
• 11 to 100 feet (3.4 to 30.53 meters) long, use 16 AWG conductor.
• 101 to 200 feet (30.8 to 61 meters) long, use 14 AWG conductor.
4. Turn THERMOSTAT CONTROL KNOB to desired setting and push power
switch to "ON" position. Power indicator lamp will light and heater will
start.
• If heater does not start, the thermostat setting may be too low.
• Turn THERMOSTAT CONTROL KNOB to higher position to start heater.
If heater still does not start, turn power switch to OFF and then to ON
position.
• NOTE: The major electrical components of this heater are protected by a
safety fuse mounted to the PCB board. If your heater fails to start, check
this fuse first and replace as necessary. You should also check your power
source to insure that proper voltage and frequency are being supplied
to the heater.
TO SHUT DOWN HEATER
Turn power switch to "OFF" and unplug power cord.
TO RESTART HEATER
1. Wait 10 seconds after stopping heater.
2. Repeat steps under, "TO START HEATER."
ELECTRICAL OUTLET
• Shock Hazard
• Never plug in an appliance with more than a
5amp rating into this outlet.
• Always keep outlet covered when not in use.
120V 30amp max(non fused).
IMPORTANT: Reinstall plug fully into hole in tank;
otherwise it will not seal completely.
• Make sure storage place is free of dust and
corrosive fumes.
• Store the heater in the original box with the
original packing material and keep USER'S
MANUAL with heater.
Risk of indoor air pollution. Use heater only in well ventilated areas.
Operation
CAUTION:
The room temperature display will indicate the following:
* When the temperature is less than 0° F, the display says "LO"
* When the temperature is more than 99° F, the display says "HI"
* Between 0° F and 99° F the display shows the actual room temperature
-9-
Lamp
Room Temp.Display
Thermostat
Control Knob
Controls for All Models
Power Reset Switch
Air Out Put Filter
End Filter Cover
Lint Filter
Power
Reset
Switch
Intake Filter
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