Specifications

Proposal Number PSDF #P09-0004
DIESEL PARTICULATE FILTER
Replacing the conventional muffler the exhaust system shall have an After Treatment Device (ATD) located
under the frame on the right side of the apparatus immediately behind the cab. The ATD shall include a
Diesel Oxidation Catalyst (DOC) to trap particulate matter in the exhaust gas.
TAILPIPE
The tailpipe shall extend from the exhaust muffler/aftertreatment device to the rear of the vehicle making a
90° bend to exit the vehicle ahead of the rear tires on the curbside of the vehicle. The end of the pipe shall be
cut at a 45° to the exhaust pipe centerline.
The pipe shall be unpolished stainless steel.
TRANSMISSION
The transmission shall be an Allison 3000EVS automatic transmission with electronic controls.
The transmission shall be equipped with a lock-up control circuit that shall automatically shift the
transmission into 4th gear lock-up when the pump is shifted into gear.
TRANSMISSION COOLER
An automatic transmission cooler shall be provided as an integral part located in the bottom tank of the
radiator. It shall be designed to withstand 165 psi working pressure and an intermittent pressure of 250 psi.
The cooler shall be of sufficient size to maintain the operating temperature within the recommended limits of
the transmission manufacturer.
TRANSMISSION DRAIN VALVE
A drain valve, not plug, shall be installed in the transmission oil pan. The valve shall be made of corrosion
resistant forged brass and stainless steel. The ball shall provide a full flow opening fro efficient draining and
a perfect seal when closed. The valve opening lever shall be provided with a lift and turn safety lock to
prevent accidental opening of the valve. The discharge side of the valve shall have a nipple to allow a hose
to be installed to drain waste oil into a container.
TRANSMISSION FLUID
The transmission shall be provided with heavy-duty transmission fluid meeting Allison specification TES-
389.
FIVE SPEED PROGRAMMING
The transmission shall be programmed for five speeds. The transmission shall have the following gear ratios.
First - 3.49
Second - 1.86
Third - 1.41
Fourth - 1.00
Fifth - 0.75
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