A-A-58004F
2.3.9 Transmission. A fully automatic transmission with a hydraulic torque converter and at least
four forward speeds shall be provided. The normal driving range selector position shall provide
at least four gear ratios without movement of the selector. The transmission shall include an oil
cooling system capable of limiting the transmission temperature to the maximum recommended
by the transmission manufacturer. The transmission shall have a direct drive lockup for pumping.
2.3.10 Traction control. The tanker shall be equipped with limited slip or automatic locking
differentials, including a driver-controlled capability to lock the two tandem axles together for
increased rear traction as conditions warrant.
2.3.11 Fuel tank. Fuel tank(s) having a minimum usable capacity in accordance with 12.3.4 of
NFPA 1901 or 50 gallons, whichever is greater, shall be provided. The location of the fuel
tank(s) shall protect the tank(s) from mechanical damage during normal use of the tanker.
Signage will be provided at the fill point to indicate "Diesel Fuel Only" or "Ultra Low Sulfur
Fuel Only".
2.3.12 License plate bracket. A lighted license plate bracket shall be provided at the left rear of
the tanker.
2.3.13 Trailer towing package. The vehicle shall be equipped with a square sleeve type receiver
used to tow trailers equipped with a ball tow hitch and other ancillary firefighting equipment.
The tow hitch and receiver shall be rated at the maximum inherent towing capability of the
vehicle such that safety and reliability of the vehicle are not degraded. The trailer hitch shall
comply with 26.8.1 and 26.8.2 of NFPA 1901. The maximum towing capacity and tongue weight
capacity of the vehicle shall be clearly and visibly posted both near the tow hitch receiver and
inside the cab of the vehicle. The manufacturer shall describe any hazards, risks, maximum
suggested speed limits or restrictions, and special use requirements during the solicitation
process. This information shall also be listed near the tow hitch receiver, inside of the cab of the
vehicle, as well as in the operator's manual. A brake controller shall be provided for use with a
trailer which has an electric braking system. Gladhands in accordance with SAE J318 shall be
provided for use with a trailer which has an air braking system.
2.3.13.1 Safety chain attachment points. The vehicle shall be equipped with two safety chain
attachment points, one located on each side of the receiver sleeve, symmetrical about the receiver
sleeve. The vertical centerline of the safety chain attachment points shall be located at a parallel
distance of not greater than 6 inches to the left and right of the truck centerline. Safety chains
shall comply with 26.8.3 of NFPA 1901 and shall have the ability for standard safety chain
hooks to be attached. The inside radius of the safety chain hook is between 1 inch and 3 inches.
2.3.13.2 Electrical harness receptacle. The tanker shall have a weatherproof 7-way round (pin)
electrical receptacle installed within 12 inches of the receiver sleeve. The electrical receptacle
shall have provisions to provide electrical power to a trailer with electric brakes. All terminals of
the receptacle shall be wired in accordance with SAE J560. A weatherproof 7-way flat (blade)
electrical receptacle shall be included as loose equipment. A heavy-duty flasher designed for
trailer applications shall be provided to support the additional electrical load of the trailer's
lighting system.
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