KING KB ECO2S Garage Heater 15000W/240V Instruction Manual

1. Introduction

The KING KB ECO2S Garage Heater is designed to provide efficient and controlled heating for garages and similar large spaces. This unit features an integrated ECO2S electronic thermostat with remote control, offering energy-efficient 2-stage heating and an Eco mode that automatically adjusts wattage. It also includes fan-only and timer modes, along with an auto-memory feature to retain settings after power interruptions. Constructed with spiral steel elements and a high CFM fan, it ensures even air distribution and prolonged heater life. A universal wall/ceiling bracket is included for flexible installation.

Image: Front view of the KING KB ECO2S Garage Heater, highlighting the control panel and heating elements.

2. Important Safety Information

WARNING: Read all instructions before installing or using this heater. Failure to follow these instructions may result in electric shock, fire, property damage, or personal injury.

• Always disconnect power before servicing or cleaning the heater.
• 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, and curtains at least 3 feet (0.9 m) from the front of the heater and keep them away from the sides and rear.
• Do not use outdoors.
• This heater is not intended for use in bathrooms, laundry areas, and similar indoor locations.
• Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
• Always plug heaters directly into a wall outlet/receptacle. Never use with an extension cord or relocatable power tap (outlet/power strip).
• This heater is for 240V applications only. Ensure proper wiring and circuit breaker capacity.
• Installation should be performed by a qualified electrician in accordance with all local and national electrical codes.

3. Package Contents

The KING KB ECO2S Garage Heater package includes the following items:

• KING KB ECO2S Garage Heater Unit
• Universal Wall/Ceiling Mounting Bracket
• Handheld Remote Control
• Remote Control Wall Holder
• Installation Hardware (lag bolts, nuts, etc.)
• Heavy-duty pigtail (for electrical connection)

Image: KING KB ECO2S Garage Heater shown with its included mounting bracket and remote control.

4. Setup and Installation

4.1 Mounting the Heater

The universal bracket allows for wall or ceiling mounting. Ensure the mounting surface can support the heater's weight (approximately 48 pounds) and is structurally sound. Use the provided lag bolts to secure the bracket to framing members.

• Attach the bracket to the heater using the large knobs on the sides.
• Adjust the heater's angle using the smaller knobs on the bracket. The heater can be tilted to four different positions to direct heat as needed.

Image: Diagram illustrating recommended garage coverage based on heater wattage. The 15000W model heats up to 1,500 sq ft.

4.2 Electrical Connection

WARNING: Electrical installation must be performed by a licensed electrician in accordance with all local and national electrical codes.

• Ensure power is disconnected at the circuit breaker before beginning any wiring.
• Remove the access panel on the heater by loosening the Phillips screw.
• Remove the knockout on the side of the heater where the wiring will enter.
• Install the provided grommet with integral strain relief into the knockout hole.
• Connect the heavy-duty pigtail wires to the terminal block inside the heater:
  • Black wire to L1 lug.
  • Red wire to L2 lug.
  • Green wire to the grounding screw.
• Ensure all wires are securely tightened and that no insulation is under the terminals.
• Tighten the strain relief nut to secure the pigtail and prevent damage to the wiring.
• Close the access panel and secure it with the Phillips screw.
• This 15000W, 240V unit requires a minimum of 8 AWG copper wire and a 40 Amp circuit breaker.

Image: Rear view of the heater with the wiring access panel open, showing the terminal block for electrical connections.

4.3 Thermostat Setting

On the back of the heater, there is a toggle switch to select between the built-in thermostat and an external thermostat.

• Set the switch to "I" for the built-in thermostat (recommended for most users).
• Set the switch to "II" if you are using an external thermostat wired by an electrician.
• Incorrect setting of this switch will prevent normal operation.

4.4 Installation Video Reference

The following video demonstrates the wiring and mounting process for a similar garage heater. While the model shown is 6000W, the general installation principles apply to the KING KB ECO2S heater.

5. Operating Instructions

The heater features an intuitive control panel and a remote control for convenient operation.

5.1 Control Panel

Upon plugging in the unit, it will beep, indicating power and correct voltage. The control panel features a digital display and several buttons:

• Power Button: Turns the unit ON/OFF.
• Mode Button: Cycles through different heating modes:
  • Low: Operates at a lower wattage.
  • Eco Mode: Automatically uses the lowest wattage needed to heat the room, optimizing energy efficiency.
  • Fan Only: Circulates air without heating.
  • High: Operates at maximum wattage for rapid heating.
• Up/Down Buttons: Adjust the desired temperature setting.
• Timer Button: Sets a timer for the heater to run for a predetermined length of time, after which it will automatically shut off.

Image: Front view of the heater, showing the adjustable louvers for directing airflow.

5.2 Remote Control

The compact remote control provides full functionality from a distance, allowing you to adjust settings without directly accessing the unit.

• Power Button: Turns the unit ON/OFF.
• Mode Button: Cycles through heating modes (Low, Eco, Fan Only, High).
• Temperature Up/Down: Adjusts the desired temperature.
• Timer Button: Sets the operating timer.

The remote control is a convenient feature, especially when the heater is mounted high or in a hard-to-reach location.

6. Maintenance

WARNING: Always disconnect power at the main service panel before attempting any maintenance or cleaning.

• Cleaning: Periodically clean the exterior of the heater with a soft, damp cloth. Do not use abrasive cleaners or solvents.
• Dust Removal: Use a vacuum cleaner with a brush attachment to remove dust from the grilles and heating elements. Ensure the heater is completely cool before cleaning.
• Inspection: Regularly inspect the power cord and plug for any signs of damage. If damaged, do not use the heater and contact a qualified electrician for repair.
• Lubrication: The unit features a permanently lubricated motor and does not require additional lubrication.

7. Troubleshooting

8. Specifications

9. Warranty and Support

For warranty information, please refer to the documentation included with your product or visit the official KING website. For technical support, troubleshooting assistance, or to inquire about replacement parts, please contact KING customer service.

Contact information can typically be found on the manufacturer's website or in the product packaging.