Windsor-Severence Fire Protection District
Heavy Rescue
Production Specification
SVI #774 Page 30 of 126 April 19, 2010
TRANSMISSION
The drive train shall include an Allison Gen IV-E model EVS 3000 torque converting, automatic transmission which shall
include electronic controls. The transmission shall feature two (2) 10-bolt PTO pads located on the converter housing.
The transmission shall include two (2) internal oil filters and Castrol TranSynd™ synthetic TES 295 transmission fluid
which shall be utilized in the lubrication of the EVS transmission. An electronic oil level sensor shall be included with the
readout located in the shift selector.
The Gen IV-E transmission shall include prognostic diagnostic capabilities. These capabilities shall include the monitoring
of the fluid life, filter change indication, and transmission clutch maintenance.
The transmission gear ratios shall be:
1st 3.49:1
2nd 1.86:1
3rd 1.41:1
4th 1.00:1
5th 0.75:1
6th 0.65:1 (if applicable)
Rev 5.03:1
TRANSMISSION MODE PROGRAMMING
The transmission, upon start-up, will select five (5) speeds of operation. The sixth speed over drive shall be available with
the activation of the mode button on the shifting pad.
TRANSMISSION FEATURE PROGRAMMING
The EVS group package number 127 shall contain the 199 vocational package in consideration of the duty of this
apparatus for rescue. This package shall incorporate an automatic neutral with selector override. This feature commands
the transmission to neutral when the park brake is applied, regardless of drive range requested on the shift selector. This
requires re-selecting drive range to shift out of neutral for the override.
An eight (8) pin Delphi connector will be provided next to the steering column connector. This will contain the following
input/output circuits to the transmission control module.
Function ID Description Wire assignment
C PTO Request 143
F Aux. Function Range Inhibit (Special) 101/142
G PTO Enable Output (See Input Function C) 130
S Neutral Indicator for PTO 145
Signal Return 103
ELECTRONIC TRANSMISSION OIL LEVEL INDICATOR
The transmission fluid shall be monitored electronically and shall send a signal to activate a warning in the instrument
panel when levels fall below normal.
(112 paginas)
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