Target Audience:
Owners, mechanics, and technicians
Application:
Demanding applications requiring robust performance and reliability
Optional Features:
Power Takeoff (PTO) and output retarder
Engineering Focus:
Dependable operation across a wide range of uses
Transmission Model:
Allison 4000 MH with 4th Generation Controls
Mechanical Systems:
Gear train, clutches, shafts, bearings, seals, gaskets
Hydraulic Systems:
Valve body, pump, torque converter, cooler lines
Electronic Controls:
4th Generation Controls, sensors, wiring, ECU
Optional Systems:
Power Takeoff (PTO), output retarder
Overhaul:
Complete disassembly, inspection, reassembly
Part Inspection:
Cleaning, measurement, wear limits
Spring Data:
Specifications for valve springs, clutch springs
Adjustments:
Linkage, sensor calibration
Diagnostics:
Troubleshooting codes, pressure tests
Level:
Step-by-step instructions with detailed illustrations
Illustrations:
Exploded views, diagrams, charts
Specifications:
Torque values, tolerances, wear limits
Part Identification:
Part names and numbers where available
Ordering:
Customer service details for parts
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Service Intervals:
Refer to Allison service literature for specific intervals
Fluid Specifications:
Use Allison-approved fluids (e.g., TES 295, TES 468)
Common Wear Items:
Clutches, seals, bearings, filters