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 READ & SAVE THESE 
INSTRUCTIONS! 

WARNING: 

SHOCK HAZARD 

Use your heater only in dry environments. This heater is not intended 
for use in a bathroom, laundry area, or similar locations, or near sinks, 
washing machines, swimming pools or other sources of water. Never 
locate heater where it may fall into a bathtub or other water container. 
Do not use heater outdoors. Do not use in damp environments such 
as flooded basements. 

WARNING: 

HOT SURFACES 

Do not touch body of heater when in use. This heater is hot when in 
use, to avoid burns, do not let bare skin touch hot surfaces.  
If provided, use handles when moving this heater. 

WARNING: 

FIRE HAZARD 

Heater has hot and arcing or sparking parts inside. Do not use 
near combustible materials or flammable gases or sources of heat. 
DO NOT USE in areas where gasoline, paint or flammable materials 
are used or stored. Keep combustible materials such as furniture, 
pillows, bedding, papers, clothes and curtains at least 3 feet (0.9 m) 
from the front of the heater and keep them away from the sides and 
rear. Ensure a minimum of 5.5 Inches (14cm) from both sides and rear 
of heater to adjacent walls. Keep rear grille away from walls or drapes 
so as to not block air intake. To prevent a possible fire, do not block 
air intakes or exhaust in any manner. Do not use on soft surfaces, like 
a bed, where openings may become blocked. Do not insert or allow 
foreign objects to enter any ventilation or exhaust opening as this may 
cause an electric shock, fire, or damage the heater. 

WARNING: 

ELECTRICAL SHOCK HAZARD 

Do not use with damaged cord or plug. Use with adequate electrical 
system that is up to code. 

The supply cord has a NEMA 6-30 plug.  
As a safety feature this plug will fit  
in a 240V grounded receptacle/outlet  
(NEMA 6-30R) only one way.  
To prevent electric shock, match the  
blade pattern of the plug. Fully insert  
plug. If the plug does not fit contact 
a qualified electrician. 

Do not operate any heater with a damaged cord or plug or after heater 
malfunctions, has been dropped or damaged in any manner. Do not 
operate heater with a broken heating element or ceramic cone or any 
visual imperfections. For repairs covered under warranty, see warranty 
statement. For all other repairs contact Comfort Zone® Customer 
Service by telephone or mail for information and assistance. 

PET OWNERS NOTE 

The health of birds and some small pets are extremely sensitive to the 
fumes given off during the initial use of many appliances. Although 
these fumes are not harmful to humans, it is recommended that this 
heater not be used around birds and small pets during its initial use 
until the manufacturing corrosion coatings burn off. 

NEMA 6-30P 
Power Cord 
(attached)

INTENDED USE 

Electric utility heaters are designed to meet a variety of heating requirements.  
This product is intended for indoor use only. Use only with electrical wiring that 
is in good working order and that meets applicable codes and ordinances. This 
heater must be plugged in to a 240V AC, 25 Amp. (or larger) circuit. Do not plug 
anything additional into the same circuit. If you have any questions whether 
your wiring is adequate, consult a qualified electrician. Risk of fire, overheating, 
malfunction, property damage, injury or even death may result if not adhered to. 

Use your heater only with a working smoke detector located in the vicinity of your 
heater. 

While using your heater/fan, you should follow the IMPORTANT INSTRUCTIONS 
listed below. As part of those instructions, we have used the word 

"WARNING"

 

to indicate the level of hazard: 

WARNING

 indicates a hazard which, if not 

avoided, could result in injury or death. 

IMPORTANT INSTRUCTIONS 

When using electrical appliances, basic precautions should always be followed to 
reduce the risk of fire, electric shock and injury to persons, including the following:  

• Read all the instructions before using this heater. 

• This heater is hot when in use. To avoid burns, do not let bare skin touch hot 

surfaces. Use provided handle when moving this heater. Keep combustible 
materials, such as furniture, pillows, bedding, papers, clothes and curtains at 
least 3 feet (0.9 meters) from the front of the heater-fan and keep them away 
from the sides and rear. Ensure a minimum clearnace of 5.5 inches (14cm) from 
both sides and rear of heater to adjacent walls. Keep rear grille away from walls 
or drapes so as to not block air intake. 

• Do not use heater unattended. Use of extreme caution is necessary when any 

heater is used by or near children, invalids, disabled persons or pets. 

• Do not operate the heater with a damaged power cord or after the heater 

malfunctions, has been dropped or damaged in any manner. Return heater to 
authorized service facility for examination, electrical or mechanical adjustment 
or repair. 

• Do not use heater outdoors. 

• Use your heater only in dry environments. This heater is not intended for use in 

a bathroom, laundry area, or similar locations, or near sinks, washing machines, 
swimming pools or other sources of water. Never locate heater where it may fall 
into a bathtub or other water container. Do not use in damp environments such 
as flooded basements. 

• Do not place the heater on a small, unlevel, uneven or any surface which might 

allow heater to tip or fall. 

• For proper operation, heater should be placed on a smooth, non-combustible 

surface. Do not place on rugs, carpet, vinyl flooring or other plastic surfaces. 
Not for use outdoors or in wet areas. 

• This heater is not designed as a primary heat source.

• Always plug heaters directly into a wall outlet/receptacle. Never use with an 

extension cord or relocatable power tap (outlet/power strip). Always unplug 
heater when not in use. 

• Do not run power cord under carpeting. Do not cover cord with throw rugs, 

runners or similar coverings. Arrange cord away from traffic area where it will not 
be tripped over. 

• To disconnect heater, turn controls off then remove plug from outlet. 

• Do not insert or allow foreign objects to enter any ventilation or exhaust opening 

as this may cause an electric shock or fire or damage the heater. 

• To prevent a possible fire, do not block air intakes or exhaust in any manner.  

Do not use on soft surfaces like a bed, where openings may become blocked. 

• A heater has hot and arcing or sparking parts inside. Do not use it in areas 

where gasoline, paint or flammable liquids are used or stored. 

• Use this heater only as described in this manual. Any other use not 

recommended by the manufacturer may cause fire, electric shock or injury to 
persons or property. 

• Connect to properly grounded outlets only. Check heater voltage and amperage 

on the back of heater to make sure it agrees with the electrical service supplied. 

Summary of Contents for CZ275 Series

Page 1: ...xtended Use in Dusty Environments High Heat Setting 5 000W 17 050 BTU Adjustable Thermostat Portable Uses NEMA 6 30R Receptacle Fan Forced for Wide Heat Circulation Fan Only Setting for Year Round Air Circulation Safety Overheat Protection Convenient Handle with Integral Cord Wrap Sturdy Heavy Gauge Steel Body 240V AC 60Hz 25A 17 050 BTU CZ275 Series ...

Page 2: ...e injury or even death may result if not adhered to Use your heater only with a working smoke detector located in the vicinity of your heater While using your heater fan you should follow the IMPORTANT INSTRUCTIONS listed below As part of those instructions we have used the word WARNING to indicate the level of hazard WARNING indicates a hazard which if not avoided could result in injury or death ...

Page 3: ...G This heater has a thermostat and two heat settings SETTING THERMOSTAT At first turn the thermostat to MAX and let the heater operate with full power input When the room temperature reaches the required value turn the thermostat to left until it switches off The thermostat will then switch on and off automatically to control the room temperature according to the preset value and keep the room tem...

Page 4: ...lable This limited warranty is given in lieu of all other warranties Manufactured for World and Main Cranbury LLC 324A Half Acre Rd Cranbury NJ 08512 USA 800 221 6895 www comfortzoneproducts com Rev 04 13 22 TILT ANGLE ADJUSTMENT This heater can be tilted to adjust the direction of the air to the desired angle To adjust the tilt angle loosen the adjustment knob at both sides of heater and gently p...

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