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Allison Transmission 4430 OFS

Allison Transmission 4430 OFS
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OM8491EN
OPERATOR’S MANUAL
3000 and 4000 Series
Allison 5th and 6th Generation Controls

Table of Contents

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Allison Transmission 4430 OFS Specifications

General IconGeneral
BrandAllison Transmission
Model4430 OFS
CategoryController
LanguageEnglish

Summary

IMPORTANT SAFETY INFORMATION

Understanding Warning Symbols

Explains the meaning and usage of WARNING, CAUTION, and NOTE symbols.

LIST OF WARNINGS

Operational Safety Warnings: Vehicle Operation

Covers warnings on chemical exposure, unattended vehicles, brake application, and retarder use.

Operational Safety Warnings: Shifting and Control

Details warnings for shifting, vehicle movement control, gear attainment, and coasting.

Operational Safety Warnings: System Integration

Addresses warnings on drive gear attainment, downhill control, and system integration.

Operational Safety Warnings: Components and Datalink

Warns about complex algorithms, wiring, schematic usage, and datalink failures.

OPERATIONAL SAFETY WARNINGS: ENVIRONMENT AND DATALINK

3.0 DRIVING TIPS

3.3 Cold Weather Starts

Offers guidance for starting the transmission in cold ambient conditions.

3.4 HIGH FLUID TEMPERATURE

3.6 PARKING BRAKE

3.8 DRIVING ON SNOW OR ICE

3.10 TOWING OR PUSHING

4.0 SELECTING RANGE AND SHIFT SCHEDULES

4.1.3 Selector Display Flashing (Inhibits)

Explains what flashing displays indicate regarding shift inhibition.

4.2.2 Downshifting

4.2.6 DYNAMIC SHIFT SENSING (DSS) (NA for OFS Models)

4.2.10 ACCELERATION RATE MANAGEMENT (ARM) (NA for OFS Models)

4.2.12 ALLISON TRANSMISSION FUELSENSE 2.0 (NA for OFS Models)

4.3 USING THE HYDRAULIC RETARDER

4.3.1 Retarder Capacity Reduction

Discusses how retarder capacity is reduced due to high temperatures.

5.0 CARE AND MAINTENANCE

5.2 Prevent Major Problems

Advises on proactive measures to prevent transmission issues from escalating.

5.4 RECOMMENDED AUTOMATIC TRANSMISSION FLUIDS

5.5 KEEPING FLUID CLEAN

5.6 FLUID ANALYSIS

5.7 TRANSMISSION FLUID REFILL

5.8 PERIODIC FLUID LEVEL CHECKS

5.8.1 Fluid Check Using Dipstick

Provides instructions for checking fluid level using the transmission dipstick.

5.8.1.1 Cold Check Procedure

Details the procedure for checking fluid level in cold conditions.

5.8.1.2 Hot Check Procedure

Outlines the procedure for checking fluid level at normal operating temperature.

5.8.2 Fluid Level Checks Using Allison 5 th Generation or Newer Shift Selectors

Explains how to check fluid level electronically using shift selectors.

5.9 PROGNOSTICS FEATURES

5.9.1 Prognostics Prerequisites

Lists the requirements for using the Prognostics features and functions.

5.9.3 Procedure to Turn Prognostics On and Off

Provides steps to enable or disable the Prognostics feature.

5.9.5 Setting Fluid Type for Prognostics

Details how to set the transmission fluid type for accurate Prognostics.

5.9.6 Oil Life Monitor (OM)

Explains the Oil Life Monitor feature for tracking fluid life.

5.9.7 Filter Life Monitor (FM)

Describes the Filter Life Monitor feature for filter replacement alerts.

5.9.9 Fluid and Filter Change Interval Recommendations

Provides guidelines for transmission fluid and filter change intervals.

6.0 DIAGNOSTICS

6.1 Overview

Introduces diagnostic features and Diagnostic Trouble Codes (DTCs).

6.2 Diagnostic Trouble Code Response

Explains how the system responds to Diagnostic Trouble Codes.

6.3 Using Shift Selector for Accessing Diagnostics Information

Details how to access diagnostic information using the shift selector.

6.3.2 ReadClear DTCs with Keypad Push Button Selector

6.3.3 ReadClear DTCs with Bump-Shift Lever Selector

7.0 SHIFT SELECTORS COMPONENTS AND FUNCTIONS

8.0 CUSTOMIZING CONTROLS AND TCM PROGRAMMING

9.0 EXTERNAL WIRE HARNESSES, VEHICLE INTERFACE MODULE, AND RETARDER CONTROLS

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