Specifications

37
FUEL FILL DOOR & VENTED FILL PIPE, DRIVER SIDE
A Cast Products or equivalent brushed or polished aluminum leading edge vertically hinged fuel fill door
shall be furnished, bolted in position, located driver side apparatus body rear wheelwell. "LOW SULFUR
DIESEL FUEL ONLY" green (color) nametag to be furnished, on the interior door.
A minimum 2" threaded brass vented fuel fill cap shall be furnished, located inside fuel fill door, piped to
the underbody diesel fuel tank with: minimum 1-1/2" i.d. reinforced non-collapsible fuel fill hose and .75"
tubing air vent extending from top of underbody fuel tank to top of fuel fill neck.
The tank shall exceed FHWA 393.67 requirements, including 96% fill capacity of tank's total volume.
SCUFF PROTECTION BELOW FUEL FILL DOOR
The area immediately below the fuel fill door shall be provided with a mirror finish polished stainless
steel scuff plate. Scuff plate shall be of a size and located to prevent paint damage caused by contact with
the fueling nozzle. Scuff plate is to be installed with adhesive (no screws), perimeter edges seal caulked.
REMOVABLE PANEL ACCESS TO FUEL TANK
A removable body panel shall be provided, in forward wall of the specified rear apparatus body
compartment. Removal of the panel shall allow unobstructed access to the diesel fuel tank's level sending
unit, and stand-pipe engine feed line. Not applicable to rear mounted pump systems.
GATED COOLANT LINES: AUXILIARY HEATER(S)
Engine cooling system chassis cab heater return-to-engine line shall be separated and equipped with a
1/2" i.d. bronze NRS screw type gate valve and 5/8" i.d. neoprene rubber heater hose extending to
specified auxiliary heater(s). An additional 1/2" bronze NRS gate valve is to be provided on the auxiliary
heater(s)-to-engine return line. Gate valves shall allow complete shut-off of the chassis cab and remote
auxiliary heating system(s) that are downstream of the chassis cab heater. Gate valves shall prevent hot
water circulation during warm weather periods, and allow shut-down should a hose or heater core leak
develop.
COOLANT "BOOST" PUMP
The specified pump compartment heater core shall be piped to the engine coolant system, installation to
include: 12-volt in-line Groco "free-flow" centrifugal cast bronze bodied coolant "boost" pump, parallel
run of high grade coolant hoses with stainless steel screw type hose clamps, and chassis cab mounted
rocker switch control with engraved nameplate to read: "COOLANT PUMP", accessible to driver.
Installation of coolant pump shall provide increased rate of coolant flow to assure maximum available
chassis cab and auxiliary heater core temperatures during extreme winter conditions.
TIRE PRESSURE WARNING DEVICE, LED CAPS FOR 6 TIRES
There shall be a VECSAFE LED, tire alert pressure management system provided that shall monitor each
tire’s pressure. A chrome plated brass sensor shall be provided on the valve stem of each tire for a total of
six (6) tires. The sensor shall activate an integral battery operated LED when the pressure of a tire drops 8
psi, from the nominal pressure when the cap was installed. Removing the cap from the sensor shall