KING KTW User Manual

IMPORTANT INSTRUCTIONS

KTW Series Toe Space and Wall Heater
Covers Models: KTW1215/KTW2415

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DANGER

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ELECTRIC SHOCK OR FIRE HAZARD

Figure 1

Covers all KTW models

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WARNING

Read Carefully - These instructions are written in an effort to prevent potential difficulties that might arise during installation. Studying the in-

structions first may save you considerable time and money later. Observing the following procedures will keep installation time to a minimum.

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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,

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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

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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

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shock, fire, or damage to the heater.

8. To prevent any chance of fire, do not

block air intakes or exhaust in any man-

Figure 2

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ner.

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. Heater is not intended for use in bathrooms, laundry are­as or similar indoor locations. Never locate heater where
it may fall into a bathtub or other water container.

12. This heater includes a over-temperature safety device
that stops the heater from operating. Immediately turn
heater off and inspect for any objects on or adjacent to
the heater that may have blocked the airflow or other­wise caused the high temperatures to have occurred tem­peratures.

SAVE THESE INSTRUCTIONS

King Electrical Mfg. Co. 9131 10th Ave So. Seattle, WA 98108 206-762-0400 www.king-electric.com

1

KTW INSTALLATION INSTRUCTIONS

CAUTION!

Turn OFF all electrical power

to install heater

Figure 2

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DANGER

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ELECTRIC SHOCK OR FIRE HAZARD

Selecting A Location For Your Heater: KT

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
(60ºC). DO NOT select a location directly beneath sinks or other
work areas where people are likely to stand for extended periods of

time. DO NOT install less than 6” (15cm) from vertical side walls or

open edge of door. 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 1. DO NOT locate this heat­er in an area where combustible vapors, gases liquids, or excessive
lint, dust or moisture is present.

Minimum Horizontal Clearances

When placed in toe space
of a cabinet only. Horizontal

Front Top

36 in 0 in 0 in 0 in

91 cm 0 cm 0 cm 0 cm

TABLE 1

Bottom

Sides

Depth of

Space

KT Heater

Figure 3

Specific to KT Series:

The KT heater is intended for a toe space installation only. Other
grilles are available for a flush surface mount installation that will
trim out the wall can. The heater is designed to be installed in the
toe-space of a cabinet with a minimum of 2” overhang to maximum

7” of overhang. Shorter overhangs may overheat the floor where
longer than 7” overhangs may overheat the cabinet door area.

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:

Total Amps

1 thru 12 #14 15 amp

13 thru 16 #12 20 amp

17 thru 25 #10 30 amp

Minimum AWG. Wire

Size (Copper) 90 c

Table 2

Circuit Breaker

or Fuse Size

Min 0”

Max 10”

Cabinet

Overhang

Floor

Model and Rating Label Location

Figure 4

Figure 4.1

WIRING: Branch Circuit Connection

1. Connect heater only to the voltage, amperage and frequency
specified on the nameplate.

2. heater only to the voltage, amperage and frequency
specified on the nameplate.

3. Wiring procedures and connections shall be in accordance with
all National and local codes having jurisdiction.

4. Remove the two screws holding the grille in place & set grille
aside retaining the screws.

5. Removing the two screws holding the cover in place on each
side of the heater will allow you access to the wiring compart­ment.

6. 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.

7. Attach ground to the green wire attached to wall case with a
wire nut.

8. 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.

9. 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

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.

, keep electrical

Factory Wiring Diagram Figure 5

LO SW

Hi Switch

250 W

500 W

750 W

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