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General| Brand | Allison Transmission |
|---|---|
| Model | AT 540 |
| Category | Microphone system |
| Language | English |
Explains the meaning and purpose of warning, caution, and note indicators.
Lists registered trademarks relevant to the manual's content.
Details regular checks for transmission condition, fluid leaks, and linkages.
Explains why maintaining correct transmission fluid level is vital for performance.
Describes markings on the dipstick for checking fluid levels on different models.
Step-by-step guide for checking transmission fluid levels accurately.
Emphasizes using clean containers and tools for transmission fluid.
Specifies approved fluids and viscosity grades for optimal transmission operation.
Provides guidelines for when to change transmission fluid and filters.
Outlines the steps for draining, replacing filters, and refilling the transmission.
Identifies types of contamination and their potential impact on the transmission.
Discusses the purpose, selection, and installation of auxiliary transmission filters.
Explains the function and maintenance of the transmission breather.
Details procedures for diagnosing transmission issues using stall tests.
Step-by-step instructions for safely draining transmission fluid.
Guides on how to disconnect various control linkages and cables.
Explains how to separate the engine from the transmission's driveline.
Details the removal of bolts securing the transmission to the vehicle.
Provides instructions for physically removing the transmission from the vehicle.
Directs users to service manuals for detailed transmission repair procedures.
Covers inspection of flywheel, pilot boss, and mounting flanges for defects.
Details how to measure and verify torque converter seating and clearance.
Covers the installation and correct seating of the output flange and parking brake.
Explains the correct procedure for installing the shift selector lever.
Provides guidance on installing the Power Takeoff unit and checking backlash.
Details the installation of the shift modulation control system.
Covers the installation of the transmission fill tube and drain plug.
Explains the installation of neutral start and reverse signal switches.
Guides on connecting and installing retarder control systems.
Describes how to check the transmission breather for cleanliness and proper function.
Covers inspection of flexplate and engine mating surfaces for proper tolerances.
Inspects vehicle chassis, mounts, and driveline components for faults.
Guides on inspecting transmission cooling system plumbing for damage or leaks.
Details inspection of various transmission control systems for proper function.
Emphasizes careful handling of the transmission during installation.
Explains the process of aligning and connecting the transmission to the engine.
Covers the installation of mounting hardware, bolts, and insulators.
Details connecting the transmission output flange to the vehicle's driveline.
Guides on installing the vacuum or air modulator and its lines.
Covers connecting transmission cooler lines, vacuum, and air lines.
Explains how to connect wiring and sensors for the retarder system.
Details connecting the operator's shift selector to the transmission.
Covers installation and adjustment of the mechanical modulator control linkage.
Guides on connecting controls for the Power Takeoff unit.
Explains how to connect and adjust the parking brake linkage.
Details the installation of the speedometer driven gear assembly.
Instructions for filling the transmission with the correct amount of fluid.
A comprehensive checklist for verifying all installation steps and torques.
Outlines checks to perform during a road test to ensure proper operation.
Provides information on obtaining service, parts, and technical support.
Lists available service manuals, parts catalogs, and technician guides.
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