John Deere PowerTech 2.9L Diesel Engines Component Technical Manual (CTM125)

Engines and machines covered

CTM125 (22MAR06) covers the PowerTech 2.9 L three-cylinder diesel, naturally aspirated (3029D) and turbocharged (3029T). It includes engines built at Saran, France (CD), Torreon, Mexico (PE) and Pune, India (PY). The application chart lists:

• 5000-series tractors: 5300, 5400, 5003E, 5103, 5203, 5303, 5403 (including export versions)
• 5010, 5015 and 5020 series: 5310, 5410, 5105, 5205, 5210, 5215, 5315, 5220, 5320
• Skid steer loaders: 240, 250, 260
• Engines for Goldoni tractors
• OEM engines: CD/PE 3029DF and 3029TF series (non-certified, Tier 1 and Tier 2)

What is inside

The manual has 344 pages in three parts: repair, operation and tests, then tools and specifications. It covers:

• Engine mounting and the rebuild guide with break-in procedure
• Cylinder head and valves; block, liners, pistons and rods
• Crankshaft, main bearings and flywheel; camshaft and timing gear train
• Lubrication, cooling, air intake and exhaust
• Fuel system: Stanadyne DB2/DB4 and Delphi/Lucas pump removal, repair, timing and aneroid adjustment
• Engine tune-up, compression and oil pressure checks, blow-by measurement
• Essential tools, dealer-made tools, repair and diagnostic specifications

Key engine data

Bore is 106.5 mm and stroke is 110 mm, giving 2.9 L (179 cu in). Compression ratio is 17.8:1 and firing order is 1-2-3. Wear limits and torque values are collected in Groups 300 and 305 so you are not hunting through the book mid-job.

Main specifications

Format

Digital PDF, delivered as a download link after purchase. You can search it, zoom diagrams and print only the pages you need.