Fire Pit System Specification

 

General

 

  1. The fire pit system shall be installed in compliance with the following codes:
    1. Uniform Plumbing Code

                                                              i.      Chapter 12 – Fuel Gas Piping

                                                            ii.      Other chapters as applicable

    1. Uniform Mechanical Code

                                                              i.      Chapter 3 – General Requirements

                                                            ii.      Other chapters as applicable

    1. NFPA 54 – National Fuel Gas Code

                                                              i.      Specifically relating to unlisted decorative appliances and clearances to combustibles.

                                                            ii.      Other chapters as applicable

    1. Local codes and ordinance

 

  1. The fire pit system shall be installed by a licensed contractor familiar with gas appliance controls and the proper functioning of same.

 

Equipment

 

A complete intermittent pilot fire pit ignition system consisting of the following components:

 

  1. Burn Ring: Type 316 stainless steel construction with rock shielded pilot mounting bracket and aerated brass orifice to control flow rate to 100,000 BTUH @ 3.5” w.c. natural gas
  2. Electronic ignition controller: AGA listed intermittent pilot electronic ignition controller, non-lockout, 24 VAC.  Ignition controller requires proof of pilot prior to opening main gas valve.
  3. Dual combination gas valve: AGA listed dual combination gas valve with two gas valves in series, separate pilot valve with regulator, main gas regulator factory set @ 3.5” w.c.
  4. Pilot assembly: AGA listed pilot assembly with non-aerating pilot and rain water loop.
  5. NEMA 4X control boxes
  6. 120VAC/24VAC transformer
  7. UL listed gas shutoff valve.
  8. ¼” OD aluminum pilot tubing
  9. High voltage cable: UL listed, 15,000 VDC rating, 250 C temperature rating.
  10. Ground wire: #14 THHN stranded copper wire

 

 

Acceptable Manufacturers:

Automated Fire and Water Effects, Inc. – Las Vegas, NV – 702-655-4074 or approved equal – no known equal

 

Installation

 

  1. This product is intended for outdoor installation only.  Indoor installation will require additional systems such as exhaust hoods, fans, additional controls, etc.
  2. Install on non-combustible surface.  Do not install on wooden decks.
  3. The fire pit system shall be installed such that the gas piping has proper cover over the piping between the control box and the burner ring (recommended at least 12”)
  4. The supply gas piping shall be sized to accommodate 100,000 BTUH.
  5. All wiring to control boxes to be performed as to preserve the NEMA 4X rating of the control box.
  6. Control boxes are to be mounted at least 6” above finish grade to the bottom of the control box.
  7. The control boxes may be covered with a non-airtight method of concealment such as a faux rock.
  8. The fire pit must be constructed of non-combustible materials.
  9. Fire pit fill may be of any previously tested fill material such as lava rock.  It is recommended that any alternate material be tested in an enclosed device such as a bar-be-que for at least 4 hours and then checked for cracking. DO NOT USE RIVER ROCK AS A FILL MATERIAL.  River rock can and will explode.
  10. Clearance to all landscape and planting materials (to the sides and overhead) must be maintained per NFPA 54.