A-A-58028D
2.2.11 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 it (them) from mechanical damage during normal use of the vehicle.
2.2.12 License plate bracket. A lighted license plate bracket shall be provided at the left rear of
the vehicle.
2.3 Low-voltage electrical systems. The vehicle shall have a 12 volt electrical and starting
system.
2.3.1 Alternator. A single alternator charging system in accordance with 13.3 of NFPA 1901
shall be provided. The minimum continuous electrical load shall include operation of the air
conditioning system.
2.3.2 Batteries. Batteries shall be of the maintenance-free type. The addition of water shall not
be required during the battery's normal service life. The battery cover and vent system shall be
designed to prevent electrolyte loss during service and to keep the top of the battery free from
electrolyte.
2.3.2.1 Battery compartment. The batteries shall be mounted in an acid-resistant tray and shall be
enclosed in a weatherproof box or compartment.
2.3.3 Battery charger or conditioner. The vehicle shall have a DC taper type battery charger or an
automatic battery conditioner, providing a minimum 15 amp output. The charger/conditioner
shall be permanently mounted on the vehicle in a properly ventilated, accessible location. The
charger/conditioner shall be powered from the electrical shoreline receptacle (see 2.6.2). A
charging indicator shall be installed next to the receptacle. When a battery conditioner is
provided, it shall monitor the battery state of charge and, as necessary, automatically charge or
maintain the batteries without gassing, depleting fluid level, overheating, or overcharging.
2.3.4 Warning lights. All warning lights shall use light emitting diode (LED) elements. The
warning light system, related components, and devices shall be in accordance with 13.8 of NFPA
1901.
2.3.4.1 Light bar. A six element LED light bar, with both forward and side facing heads, shall be
mounted on the cab roof. Forward facing lenses shall be red-white-red-red-white-red, with the
white lights switched off in blocking right-of-way mode. Rearward facing lenses shall be red-
amber-red-red-amber-red. The light bar shall be separately switched from the warning light
panel. All trucks shall be equipped with a steady red front warning light as required by California
state law regardless of shipping destination.
2.3.4.2 Warning light color. When specified (see 6.2), the rearward, red lights shall be replaced
with amber. When specified (see 6.2), all red warning and lights shall be replaced with blue.
2.3.4.3 Headlight flashing system. A high beam, alternating/flashing, headlight system shall be
provided. The headlight flasher shall be separately switched from the warning light panel.
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