Comfort Zone CZ277 Series Portable Industrial Heater User Manual

June 9, 2024
Comfort Zone

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Comfort Zone CZ277 Series Portable Industrial Heater

Comfort-Zone-CZ277-Series-Portable-Industrial-Heater-PRODACT-
IMG

Features

  • Waterproof and Dustproof up to IP24
  • Fully Enclosed Motor for Extended Use in Dusty Environments
  • 2 Heat Settings
  • Fan-only Setting for Year-Round Air Circulation
  • Adjustable Thermostat
  • Hardwired or Used with a NEMA Receptacle
  • Fan-Forced for Wide Heat Circulation
  • Safety Overheat Protection
  • Portable with Padded Handle
  • Sturdy Heavy Gauge Steel Body

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.

  • If you have purchased an item from the CZ277 series (refer to Item No. printed on the box), your heater must use a 208-240V AC, 32 Amp (or larger) circuit.
  • If you have purchased an item from the CZ279 series (refer to Item No. printed on the box), your heater must use a 208-240V AC, 42 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-fan only with a working smoke detector located in the vicinity of your heater-fan. 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.
  • Heaters must be plugged directly into a wall outlet/receptacle or hardwired directly into the power supply by a qualified electrician. 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.

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 . 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.

PARTS OF THE HEATER

Comfort-Zone-CZ277-Series-Portable-Industrial-
Heater-FIG-1

  1. Handle
  2. Terminal Cover
  3. Control Box Lid
  4. Heating Element
  5. Wheel
  6. Angle Adjusting Knob
  7. Thermostat
  8. Power Switch
  9. Back cover
  10. Motor
  11. Adjustable Foot

ASSEMBLY OF THE HEATER

Comfort-Zone-CZ277-Series-Portable-Industrial-
Heater-FIG-2

  1. Fit the handle onto the steel frame.
  2. Use the M4x25 screw and M4 cap nut to secure the handle onto the steel frame. Tighten the M4 cap nut.
  3. Using the cotter 012 flat washer, place the axel on the steel frame.
  4. Attach the wheels using the 08 flat washer and the 08 spring washer. Set the truckle gasket onto the axel. Secure by tightening with the M8 nut. Snap on the truckle cover. Insert Cotter Pin.
  5. On both sides, screw in M8x28 Angle adjustment knob through steel handle and into hole on side of heater. Heater angle is determined by which hole you select on the side of heater.

SPECIFICATIONS

Please refer to the correct model for specifications.

  CZ277 CZ279 CZ277PC CZ279PC
Watts (Low Heat) 5,000 5,000 5,000 5,000
Watts (High Heat) 7,500 10,000 7,500 10,000
BTUs 25,600 34,100 25,600 34,100
AMP 31.3 41.7 31.3 41.7
Volts 240 240 240 240
Heat Settings 2 2 2 2
Fan Only Setting Yes Yes Yes Yes
Cord Length N/A N/A 6ft. 6ft.
Hardwired Yes Yes N/A N/A

Comfort-Zone-CZ277-Series-Portable-Industrial-Heater-
FIG-3

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.

HEATER CONNECTION
Some models require a Hardwire connection. If your heater needs to be hardwired, please follow the steps below.

  1. Remove the top cover of the control panel by removing the st 3.5×10 screw.
  2. Place the 3/C 6AWG power cord onto the connection post. Secure power cord using the power cord fix.
  3. Replace control panel plate using the screws to secure.

WARNING: Never make the connection by yourself. It must be done by a qualified electrician.

NOTE: To prevent overloading a circuit, do not plug the heater into a circuit that is servicing other electrical needs.

TURNING HEATER ON
Some models come equipped with a pre-installed plug. If your heater comes with a plug, please plug into an electrical outlet before turning the heater ON.

To start the heater, turn the heater ON by turning the POWER KNOB away from the OFF « 0 » position to the FAN ONLY setting or to one of the two heat settings:

  • CZ277 & CZ279 Series
  • – LOW HEAT
  • – HIGH HEAT

For faster heat up or to increase the heat output, turn the THERMOSTAT CONTROL all the way to the MAX position. The thermostat function controls the temperature output. To decrease the heat output, turn the knob towards the MIN position. To completely shut off heater, turn the POWER KNOB to the OFF « 0 » position and unplug the heater.

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.

Comfort-Zone-CZ277-Series-Portable-Industrial-Heater-
FIG-7

HEAT SETTING
These heaters have a thermostat and two heat settings.

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 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 temperature constant.

TURNING HEATER OFF
To shut the heater off, turn the POWER KNOB to the OFF « 0 » position.

NOTE: When the unit is powered off, the fan may continue to run for a while to cool off the heating element and dispense any retained heat. The unit will then shut off automatically. Heater should be unplugged when not in use.

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. Once the heater is tilted to the desired angle, tighten the adjustment knobs on both sides to keep it in place.Comfort-Zone-CZ277
-Series-Portable-Industrial-Heater-FIG-8

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 the heater from the power supply 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.

REPAIR
DO NOT OPERATE THE HEATER WITHOUT BOTH THE FRONT AND BACK 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. Store heater in a cool, dry place.

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 fitness 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 specific 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 www.comfortzoneproducts.com

References

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