1. Introduction and Overview
This manual provides essential information for the safe and efficient operation of your Endless Summer DualHeat The Harris 38-inch Square Propane Gas Outdoor Fire Pit and Patio Heater. This unit features patented DualHeat Technology, combining a traditional gas fire pit with an infrared patio heater located below the mantel. It offers a total of 41,000 BTUs of heating power, providing both ambient flame and body warmth.
The versatile design allows for four modes of use:
- Fire Pit and Patio Heater Combined: Utilizes both the top burner and lower infrared heater for maximum warmth.
- Fire Pit Only: Provides ambient flame from the top burner.
- Patio Heater Only: Engages the lower infrared heater for body warmth without an open flame.
- Table Only: With the included steel insert, the unit converts into a functional table.

Image 1.1: The Endless Summer DualHeat The Harris Fire Pit and Patio Heater.

Image 1.2: Visual representation of the four operational modes: Fire Pit & Patio Heater, Fire Pit Only, Patio Heater Only, and Table Only.
Video 1.1: Overview of the Endless Summer GAD19103ES "Harris" Dual Heat Fire Table & Heater, demonstrating its features and versatility.
2. Safety Information
WARNING: For outdoor use only. Improper installation, adjustment, alteration, service, or maintenance can cause injury or property damage. Read the installation, operating, and maintenance instructions thoroughly before installing or servicing this equipment.
- Keep out of reach of children.
- Avoid contact with skin and eyes.
- If ingested, seek medical help immediately.
- Always operate in a well-ventilated area.
- Never store a spare LP-gas cylinder under or near this appliance.
- Do not store gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
- Ensure the unit is placed on non-combustible floors and in non-enclosed areas.
- Always turn off the gas supply at the cylinder when the appliance is not in use.
3. Package Contents
Verify that all components are present before assembly and operation:
- DualHeat Fire Pit Unit (with UV-printed wood-look mantel and embossed steel base)
- White Fire Glass
- Stainless Steel Burner
- Steel Table Insert
- Protective Cover
- Instruction Manual
4. Setup and Assembly
The DualHeat Fire Pit is designed for straightforward setup. The mantel and control box are fully assembled. A 20 lb. propane tank (not included) is required for operation.
4.1 Propane Tank Installation
- Locate the hidden tank compartment door on the side of the unit.
- Open the door to access the interior.
- Carefully place a 20 lb. propane tank (not included) into the compartment.
- Connect the propane tank to the gas supply line according to the instructions provided on the tank and the unit's gas line. Ensure all connections are tight.
- Close the compartment door securely.

Image 4.1: The hidden compartment for the propane tank, ensuring a clean aesthetic.
4.2 Leveling the Unit
The unit is equipped with adjustable feet to ensure stable and level placement on uneven patio surfaces. Adjust each foot as necessary until the unit is stable and does not wobble.

Image 4.2: Illustration of the adjustable feet for stable placement.
5. Operating Instructions
Always follow the lighting instructions carefully. Ensure the propane tank valve is fully open before attempting to light the unit.
5.1 Lighting the Fire Pit
- Ensure the control knob is in the "OFF" position.
- Connect the propane cylinder (see Section 4.1).
- Push and turn the control knob counter-clockwise to "LOW".
- Press the igniter button repeatedly until the burner lights.
- If ignition does NOT occur in 5 seconds, push and turn the control knob clockwise to "OFF". Wait 5 minutes, then repeat the lighting procedure.
- Once lit, release the igniter button. Continue to hold the control knob in for 10-15 seconds to allow the thermocouple to heat up.
- Adjust the flame height by turning the control knob between "LOW" and "HIGH".
5.2 Activating the Patio Heater
The lower infrared patio heater can be activated independently of the main fire pit burner. Refer to the control panel for specific instructions on engaging the patio heater element.

Image 5.1: The control panel, featuring the main control knob and igniter button.
5.3 Converting to Table
To convert the unit into a table, ensure the fire pit is completely off and cooled. Place the provided steel table insert over the fire bowl. The insert can be stored on the inside of the door when not in use.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your fire pit.
- Cleaning: Clean the exterior surfaces with a mild detergent and water. Do not use abrasive cleaners. Ensure the unit is cool before cleaning.
- Protective Cover: Use the included protective cover when the unit is not in use to shield it from elements and prolong its lifespan.
- Fire Glass: Periodically inspect the fire glass for debris. Clean as needed.
- Gas Connections: Regularly check all gas connections for leaks using a soap and water solution. Tighten any loose connections.
7. Troubleshooting
If you encounter issues with your fire pit, refer to the following common troubleshooting steps:
- No Ignition: Ensure the propane tank is full and its valve is fully open. Check all gas connections for tightness. Verify the igniter battery (1 AAA, 1.5V) is correctly installed and functional.
- Low Flame: Confirm the propane tank is not low on fuel. Ensure the gas supply line is not kinked or obstructed.
- Pilot Light Issues: If the pilot light does not stay lit, ensure you are holding the control knob in for the recommended 10-15 seconds after ignition to allow the thermocouple to heat up.
- Unusual Odor: If you detect a gas odor, immediately turn off the gas supply at the tank and ventilate the area. Do not attempt to light the unit. Contact a qualified service technician.
For persistent issues, contact customer support or a qualified service professional.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | GAD19103ES |
| Product Dimensions | 38"D x 38"W x 30"H |
| Item Weight | 114.64 Pounds |
| Material | Metal |
| Finish Type | Stainless Steel |
| Shape | Square |
| Fuel Type | Liquefied Petroleum Gas (LP) |
| Color | Brown |
| Total Heat Output | 41,000 BTUs (30,000 BTU Main Burner + 11,000 BTU Lower Heater) |
| Required Propane Tank | 20 lb. (not included) |
| UPC | 728649806684 |

Image 8.1: Product dimensions: 38 inches deep, 38 inches wide, and 30 inches high.
9. Warranty and Support
For detailed warranty information, please refer to the documentation included with your product or visit the official Endless Summer website. For customer support, technical assistance, or to inquire about replacement parts, please contact the manufacturer directly.
Manufacturer: Mr. Bar-B-Q
Please retain your proof of purchase for warranty claims.







