king KTW Series Toe Space And Wall Heater Instruction Manual

king KTW Series Toe Space And Wall Heater

Product Information

Specifications

• Total Amps:
  • 1 through 12: Minimum AWG Wire Size (Copper): #14, Circuit Breaker or Fuse Size: 15 amp
  • 13 through 16: Minimum AWG Wire Size (Copper): #12, Circuit Breaker or Fuse Size: 20 amp
  • 17 through 25: Minimum AWG Wire Size (Copper): #10, Circuit Breaker or Fuse Size: 30 amp

Product Usage Instructions

KTW Adjustable Wattage Feature
The KTW model has an adjustable wattage feature that allows you to control the power output of the device. Below are the operating instructions for using this feature:

Power On/Off
To turn on the device, locate the power switch and flip it to the “On” position. To turn off the device, flip the power switch to the “Off” position.

Wattage Adjustment
The KTW model allows you to adjust the wattage according to your needs. Follow these steps to adjust the wattage:

1. Locate the wattage adjustment knob on the device.
2. Turn the knob clockwise to increase the wattage and counterclockwise to decrease it.
3. Refer to the device’s display or indicator lights to see the current wattage setting.

Wattage Range
The KTW model has a wattage range from the minimum to the maximum value specified in the specifications section. Ensure that the adjusted wattage is within this range for optimal performance and safety.

Safety Precautions
When using the KTW model with an adjustable wattage feature, keep the following safety precautions in mind:

• Do not exceed the maximum wattage specified for the device.
• Ensure that the power source can handle the selected wattage.
• Use appropriate wire size and circuit breaker or fuse size as mentioned in the specifications section.
• Regularly inspect the device for any signs of damage or wear and tear.
• Keep the device away from water or any other liquids.

Frequently Asked Questions (FAQ)

Q: What is the purpose of the adjustable wattage feature?
A: The adjustable wattage feature allows users to control the power output of the device, providing flexibility and customization according to their needs.

Q: Can I exceed the maximum wattage specified for the device?
A: No, it is important to adhere to the specified maximum wattage to ensure safe and proper operation of the device.

Q: How do I know the current wattage setting?
A: The KTW model has a display or indicator lights that show the current wattage setting. Refer to these indicators for accurate information.

Q: What should I do if I notice any damage or wear on the device?
A: If you notice any damage or wear on the device, it is recommended to discontinue use and contact customer support for further assistance.

INSTALLATION AND MAINTENANCE

DANGER
ELECTRIC SHOCK OR FIRE HAZARD
READ ALL WIRE SIZING, VOLTAGE REQUIREMENTS AND SAFETY DATA TO AVOID PROPERTY DAMAGE AND PERSONAL INJURY

WARNING

Read Carefully – These instructions are written in an effort to prevent potential difficulties that might arise during installation. Studying the instructions first may save you considerable time and money later. Observing the following procedures will keep installation time to a minimum.

IMPORTANT INSTRUCTIONS

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

1. Read all instructions before wiring or using this heater.

2. WARNING: This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces. Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, boxes, etc., and curtains at least 3 ft (.9 m) from the front of the heater and keep them away from the sides and rear.

3. CAUTION: Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.

4. Do not operate any heater after it malfunctions. Disconnect power at service panel and have heater inspected by qualified electrician for repair before reusing.

5. Do not use outdoors.

6. WARNING: To disconnect heater, turn controls to OFF, and turn OFF power to heater circuit at main disconnect panel.

7. WARNING: Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock, fire, or damage to the heater.

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

9. A heater has hot and arching or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable vapors or liquids are used or stored.

10. WARNING: Use this heater only as described in this manual.
    Any other use is not recommended by the manufacturer and may cause fire, electric shock, explosion or injury to people and or property.

11. This heater includes a over-temperature safety device that stops the heater from operating. Immediately turn heater that may have blocked the airflow or otherwise caused the high temperatures to have occurred temperatures.

KTW INSTALLATION INSTRUCTIONS

CAUTION!
Turn OFF all electrical power to install heater

DANGER
ELECTRIC SHOCK OR FIRE HAZARD
READ ALL WIRE SIZING, VOLTAGE REQUIREMENTS AND SAFETY DATA TO AVOID PROPERTY DAMAGE AND PERSONAL INJURY

Figure 3
Selecting A Location For Your Heater: KTW
This heater has been designed to allow it to be recessed at floor level in the toe space of cabinets or under counters or at the base of walls. When selecting the location, be sure the materials that will be located in the air heated by this heater (such as floor coverings) will not distort or discolor at temperatures above 140°F + (60°C). DO NOT select a location directly beneath sinks or other work areas where people are likely to stand for extended periods of time. This heater must have an unrestricted airflow. DO NOT select a location where it is likely to be blocked by furniture, throw rugs, etc.
Be sure the location selected allows sufficient space for the heater as shown by Table 2. DO NOT locate this heater in an area where combustible vapors,gases liquids, or excessive lint, dust or moisture is present.

Table 1
Minimum Clearances when placed in toe space of a cabinet

The wire and breaker sizing chart will give a general rule of installation size.
Consult an electrician if you are not knowledgeable about wiring codes.
Wire and Breaker Sizing:

Table 2

WIRING: Branch Circuit Connection

1. Connect heater only to the voltage, amperage and frequency specified on the nameplate.
2. Wiring procedures and connections shall be in accordance with all National and local codes having jurisdiction.
3. Remove the two screws holding the grille in place & set grille aside retaining the screws.
4. Removing the two screws holding the cover in place on each side of the heater will allow you access to the wiring compartment.
5. A knockout of 1/2 inch conduit size (7/8 inch/ 2.2cm) is provided in the back and side of the heater for power to enter. Provide proper conduit connectors for your flexible connections.
6. Attach ground to the green wire attached to wall case with a wire nut.
7. Assemble all covers on electrical and apply power. Test unit by turning thermostat up past room temperature. You will see a puff of smoke as the elements are energized and the fan turns on. This is a normal burn off of manufacturing lubricants and will dissipate in 5 minutes.
8. Heater will continue to run until the room temperature you set is reached and then turn itself off until the temperature drops again.

CAUTION – High temperature. Risk of fire, keep electrical cords, drapery, furnishings, and other combustibles at least 3 feet (0.9 m)= from the front of the heater as well as away from the side and rear.
To reduce the risk of fire, do not store or use gasoline or other flammable vapors and liquids in the vicinity of the heater.

OPERATING INSTRUCTIONS

KTW Series Toe Kick Space and Wall Heater

This heater is equipped with a patented thermal overload called Smart Limit Protection. It disconnects elements and motor in the event normal operating temperatures are exceeded.
If the thermal overload trips due to abnormal operating temperatures,the thermal overload will remain open until manually reset by turning the heater OFF for fifteen minutes. Inspect for any objects on or adjacent to the heater that may cause high temperatures.
After inspecting the heater, keep the power to the heater off for 1 0 minutes to reset the SLP thermal protector. If the SLP thermal protector shuts the heater off again, immediately turn the heater OFF at the circuit breaker and inspect the heater for possible fan motor failure or dirt and lint on the heating element. Repeat the starting procedure.

General information and Guidelines:
This heater must be properly installed before it is used.
DO NOT tamper with or change the operating of this heater. All service should be preformed by a authorized service representative. Only replace components with King approved replacement parts.

Operation:

1. This heater must be properly installed in accordance with the National Electrical Codes (NEC) & local electrical codes before it is used.
2. After the electric heater has been completely installed, all thermostats should be turned to LOW or NO HEAT. Turn ON breakers,wait 3 to 5 minutes and check to see that the heaters are not operating. If operating, disconnect power and check for improper wiring. If none are operating then turn thermostats to highest position and wait 3 to 5 minutes. Check to see that all heaters are operating. Should any not be operating, disconnect power and check wiring.
3. Allow entire system to operate steadily for 1/2 hour. This should remove oily residue from manufacturing. (Some smoking may occur).
4. Select the setting for comfort on all thermostats.
5. A safety limit control is provided to turn off the heater automatically if it is blocked or otherwise overheats due to an abnormal condition. DO NOT bypass or remove this safety device from the electrical circuit-see Warning Figure 3 on page 2. During normal use, this safety control should not operate. If you find that this control is operating, make sure the heater is not being blocked.
   If it continues to cycle the heater off, disconnect power to heater and have it checked and repaired by a qualified electrician.

KTW Adjustable Wattage Feature

Factory wiring

KTW1215 and KTW2415 will come factory wired with 750 watts on the Low setting and 1500 watt output on the high setting.

WARNING: Make all wattage changes before wiring this heater, Danger of electrical shock is possible.

Installer may change the Hi and the LO heat output by simply moving quick connect wires from one terminal board location to another.
See table 3 to find your high and low wattage preference for the front grill heat switch, and then move the wires to the proper locations on the terminal board. Place any un-used quick connects on the holder terminal. Other wattage selections are possible and the chart is only a few of the many possible wattage combinations.

Table 4

Element Color Code

• 250 watt = Yellow
• 500 watt = Blue
• 750 watt = Orange
• Common = Black

Maintenance & Cleaning

Basic maintenance is listed below. All other servicing should be performed by qualified service personnel. Your heater will give you years of service and comfort with only minimum care. To assure efficient operation clean the unit via the simple instructions below. Cleaning should be preformed annually .

DANGER: Turn the electrical power OFF at the electrical panel board (circuit breaker or fuse box) and lock or tag this
Figure 2 panel board door to prevent someone from turning on power while you are working on this heater. Failure to do so could result in serious electrical shock, burns, or possible death.

1. Before removing grill, turn the electrical power OFF and elements to cool. Circuit breakers are often not marked correctly ard turning the wrong breaker off could mean electricity is flowing to the heater, even if the heater does not appear to be working. If you ere uncomfortable working with electrical appliances, unable to follow these guidelines, or do not have the necessary equipment, consult a qualified electrician. Once you verify the power is off completely and element is cool, proceed to the next step.
2. Remove screws and take off grill. Wash grille with hot soapy water and dry immediately
3. Using a hair dryer or vacuum on blow cycle, blow debris back through the element. Do not touch element. Vacuum or use a soft brush and remove lose debris without touching the elements. The fan motor does not require lubrication.
4. Re-attach grill and secure with screws.
5. Turn thermostat to desired setting.
6. Turn power back ON at the electrical panel board.

WARNING: All other servicing should be performed by an authorized service personnel.

Remote Wall Thermostat

Connection Diagram for Wall Mounted Single Pole Thermostat

1. Red thermostat wire to black power supply wire.
2. Black thermostat wire to black heater wire.
3. White power supply wire to white heater wire.
4. Connect all bare ground wires together.

Connection Diagram for Wall Mounted Double Pole Thermostat

1. Connect the two red thermostat wires to the black and white power supply wires.
2. Connect the two black thermostat wires to the black and white heater wires. Connect all the bare ground wires together.

Warranty Information

King Electrical Manufacturing Company will repair or replace, without charge to the original owner, any KT Series Toe Space heater found to be defective or malfunctioning within 1 year of installation. If the product becomes defective, contact King at 206-762-0400 for instructions on how to replace heater. Do not return the heater to the store. All returned goods require a Returned Goods Authorization. This warranty requires the owner or his agent install the heater in accordance with these instruction, the National Electrical Code and any other applicable heating or electrical codes. It further requires that reasonable and necessary maintenance be performed on the unit. The company is not liable for abuse or misuse of product. King Electrical Manufacturing Company is not responsible for replacement of discolored flooring material due to hot air from this heater. Suitable installation and placement selection for this heater is the responsibility of the installer and the end user.

KING ELECTRIC MFG co· 913110TH AVENUE SOUTH· SEATTLE, WA 98108 · PH:206 762 0400 · FAX: 206 763 7738 · WWW.king-electric.com

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