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General| Brand | Allison Transmission |
|---|---|
| Model | 4750 OFS |
| Category | Controller |
| Language | English |
Explains the meaning of warning symbols used in the manual.
Provides essential safety precautions for starting the vehicle engine.
Details procedures and limitations for starting the transmission in cold conditions.
Defines conditions for transmission overheating and recommended actions.
Outlines safety warnings and procedures related to the parking brake.
Guides the operator on how to select forward and reverse ranges for the transmission.
Describes how shift schedules control transmission shifting based on operating conditions.
Explains the purpose and operation of the hydraulic retarder system.
Outlines essential checks for transmission fluid, connections, and exterior condition.
Advises on how to identify and address minor issues before they become major.
Lists approved fluid specifications and recommendations for transmission use.
Recommends fluid analysis for monitoring transmission health and optimizing service intervals.
Explains the importance and methods for checking transmission fluid levels.
Provides detailed instructions for checking fluid levels using the transmission dipstick.
Introduces features that monitor fluid/filter life and clutch wear for maintenance scheduling.
Describes how the system responds to active DTCs and the CHECK TRANS light.
Guides on how to read DTCs and diagnostic information using the shift selector.
Interprets various display conditions like blank, flashing, or illuminated indicators.
Details the TCM hardware and its compatibility with vehicle electrical systems.
Details various retarder apply systems and operator control methods.
Details the self-contained retarder's operation and components.
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