Comfort Zone CZ273 Series User manual

Save These Instructions
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Portable Industrial Heater
Features:
• High Heat Setting - 3,600W (12,300 BTU)
• Fully Enclosed Motor for Extended Use in Dusty Environments
• Waterproof and Dustproof up to IP24
• Fan-Forced for Wide Heat Circulation
• Fan-Only Setting for Year-Round Air Circulation
• Adjustable Thermostat
• Portable - Uses NEMA 6-20R Receptacle
• Durable, High-Quality Stainless Steel Heating Element
• Safety Overheat Protection
• Non-Tip Stable Base
• Tilt Angle Adjustment
• Convenient Handle with Integral Cord Wrap
• Sturdy Heavy Gauge Steel Body
• 208-240V AC, 60Hz, 15A, 12,300 BTU
CZ273 Series

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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 ooded 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 ammable gases or sources of heat.
DO NOT USE in areas where gasoline, paint or ammable 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 re, 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, re, 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 6-20 plug.
As a safety feature this plug will t
in a 240V grounded receptacle/outlet
(NEMA 6-20R) only one way.
To prevent electric shock, match the
blade pattern of the plug. Fully insert
plug. If the plug does not t contact
a qualied electrician.
NOTE: No power adapter is available for this connection and none
should be used. Heater will not function properly.
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.
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 qualied electrician. Risk of re, 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 re, 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 ooded 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 ooring 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 trafc 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 re or damage the heater.
• To prevent a possible re, 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 ammable liquids are used or stored.
• Use this heater only as described in this manual. Any other use not
recommended by the manufacturer may cause re, 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.
NEMA 6-20P Power Cord
(attached)

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USAGE
HEATER OPERATION: Always operate the heater in the upright
position following all instructions and recommendations listed in this
manual.
HEATER LOCATION: Place the heater in the area of the room that
is coldest. The heater should not be placed immediately under a power
outlet.
HEATER CONNECTION: Plug heater directly into 240 Volt AC,
60Hz, 25A wall outlet. Be sure plug ts tightly in outlet. A loose
connection may cause overheating and damage to the plug or heater.
NOTE: To prevent overloading a circuit, do not plug the heater into a
circuit that is servicing other electrical needs.
TURNING HEATER ON
To start the heater, turn the heater ON by turning the Power Knob
(located on the top of the heater) away from the OFF «0» position to the
FAN ONLY
setting or to the HEATING setting.
For faster heat up or to increase the heat output, turn the THERMOSTAT
CONTROL knob all the way to the MAX (maximum) position.
The thermostat function controls the temperature output. To decrease
the heat output, turn the knob towards the MIN (minimum) position.
NOTE: During the heaters initial use, you may experience a slight odor
or smoking. This is the result of the heating element lubrication "burning
off". This is normal and will go away after a few minutes of use.
POWER
LIGHT
Fan Only
OFF
0
Heating
& Fan
DO NOT COVER
3.6 kW
HEAT SETTING: This heater has one heat setting – HIGH
(3,600W) with heat output of 12,300 BTU per hour.
SETTING THERMOSTAT: First turn the thermostat to MAX and let
the heater operate with full power input. When the room reaches the
desired temperature, turn the thermostat towards MIN until it switches
off. The thermostat will then switch on and off automatically to control
the room temperature according to the preset level and keep the room
temperature constant.
TURNING HEATER OFF
To completely shut off the heater, turn the POWER KNOB to
the OFF «0» position and unplug the heater. Heater should be
unplugged when not in use.
CONTROL PANEL
Thermostat Control
( Temperature Knob )
Power Knob
( Power and Fan Switch )
PARTS OF THE HEATER
FRONT OF HEATER BACK OF HEATER
1) Carry Handle
2) Control Box
3) Heating Element
4) Lower Part of Tube Base
5) Pipe Rack Connection
6) Adjusting Tilt Knob
7) Power and Fan Switch
8) Temperature Control Knob
9) Air Intake
10) Motor
11) Fan
MAX
MIN

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LIMITED WARRANTY
This unit is guaranteed to the original retail purchaser against defects in
quality or workmanship for a period of one year from the date of original
purchase. If this unit fails because of a manufacturing defect within 30
days of purchase, return the unit, with your receipt, to the retailer. After
30 days, but within the warranty period, if the unit was purchased within
the continental United States, return it, freight prepaid, to World and
Main for repair or replacement. If the unit was purchased outside the
continental United States, return the unit to the place of purchase. This
warranty does not cover damage caused by misuse, abuse, overheating
or alteration. Repairs made by anyone other than World and Main are
not covered in this warranty. World and Main will not be held liable for
any losses due to neglectful operation. All implied warranties, including
the warranties of merchantability and of tness of purpose, if applicable,
are hereby limited in duration to the period of one year from the date
of original retail purchase. Some states do not allow limitations on how
long an implied warranty lasts, so the above limitations may not apply to
you. Incidental or consequential damages arising from a breach of either
express or implied warranties are hereby disclaimed and excluded.
Some states do not allow the exclusion of limitation of incidental or
consequential damages, so this limitation or exclusion may not apply to
you. Upon the expiration of this warranty all such liability will terminate.
No other warranties are expressed or implied.
This warranty gives you specic legal rights, and you may also have
other rights which vary from state to state. No informal dispute
settlement mechanisms are available. 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
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Rev. 04/13/22
IMPORTANT SAFETY FEATURES
OVERHEAT PROTECTION: The heater is equipped with an automatic
overheat protection device located inside the body of the heater. If the heater
grille is obstructed, or if the heater gets too hot for any reason, the automatic
overheat protection device will turn the heater off. To reset the heater, simply
turn power off and unplug the heater for 10 minutes until it cools down
and you may plug in and restart the heater. Be sure that the heater is on a
smooth level surface with no obstructions.
CARE AND MAINTENANCE
CLEANING:
CAUTION – Before cleaning the heater be sure to disconnect power
cord and allow the heater to cool completely.
Clean the outside surface with a clean damp cloth. Do not use harsh
chemical or abrasive cleaners. DO NOT IMMERSE THE HEATER IN WATER.
Allow heater to dry completely before use. Any other service should be
performed by a authorized service representative.
Do not use harsh chemical (gasoline, benzene, paint thinner, harsh
cleaners, etc.) or abrasive cleaners as they will damage the heater.
NEVER USE ALCOHOL OR SOLVENTS.
REPAIR: DO NOT OPERATE THE HEATER WITHOUT THE GRILLE IN
PLACE. DO NOT USE THE HEATER IF IT HAS MALFUNCTIONED OR
BECOME DAMAGED IN ANY WAY.
STORAGE: Keep original carton for storage of the heater. Coil and tie
the power cord to avoid damage during storage. Store heater in a cool,
dry place.
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 press down the front or the back of heater housing. The
heater will be tilted.
The heater blows hot air up; to adjust the direction of the air to be blown out
horizontally, gently press the front of heater housing down.