--- <br />5.4.2.6. Filler nozzles must be of a dead-man normally- <br />`'_ closed type and will be equipped with approved bonding connectors <br />which shall be positively engaged with bonding attachments on the <br />aircraft. All bonding and grounding connections shall be made <br />prior to any fuel transfer and shall not be disconnected until <br />transfer operations are completed. <br />5.4.2.7. Tanks shall have a valve mechanism such that <br />water or other contaminants can be drained from the lowest portion <br />of the tank. <br />5.4.2.8. An in-line filtration system utilizing a 5 micron <br />or less fuel filter element shall be .included in any fuel dispens- <br />ing system. <br />5.4.2.9. When a malfunction of the fueling equipment is <br />detected, all fueling operations shall cease immediately and the <br />malfunction shall. be brought to the immediate attention of the <br />..aircraft owner or operator. <br />5.4.2.10. Persons engaged in the fueling of aircraft shall <br />exercise extreme caution to prevent spills. When a spill occurs, <br />servicing will cease and spills will be removed or absorbed with <br />suitable material. . <br />5.4.2.11. During fuel handling operations in connection <br />with any aircraft, no less than-two each C02 or approved dry chem- <br />ical fire extinguishers of ten pounds or larger shall be immedi- <br />ately available for use. <br />5.4.2.12. No person shall perform or allow performance of <br />any fueling activity when lightning is observed in the immediate <br />vicinity of the Airport or during an electrical storm. <br />5.4.2.13. No person shall use any material or equipment <br />during fueling operations which is likely to cause a spark or <br />ignition. <br />5.4.2.14. All hoses, funnels, and appurtenances used in <br />fueling operations shall be equipped with a grounding device to <br />prevent ignition of volatile liquids. Furthermore, funnels shall <br />be metal and have a capacity of not less than two gallons to re- <br />duce the risk of spillage. <br />5.4.2.15. No airborne radar equipment shall be operated <br />or ground tested on any area wherein the directional beam of high <br />intensity radar is within 300 feet, or low intensity radar (less <br />than 50 KW output) is within 100 feet of another operation or <br />aircraft .refueling truck. <br />5.4.2.16. Ouring fueling, fuel handling devices shall be <br />Rules - 14 <br />