Stihl 290, 310, 390 Chainsaw Service Manual

Shop manual for Stihl 290, 310, 390 chainsaws with detailed diagnostics, engine, and fuel system information. Includes part numbers and diagrams. Stihl 11270201210

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Document Details

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Document Number / Seller:
24285 / Douglas Moore
File Size:
30.27 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Chainsaw
Last updated / verified
Oct 7, 2025

Models Covered & Key Technical Specifications

Stihl 290, 310, 390 (1127)

Engine Housing | STIHL Library

  • Documented Tolerance Values: 2.0-2.8mm is set to the permissible adjustment range for ignition timing.
  • Specific Temperature Range: For optimal operation, 20-25C defines the environmental limit Framework.
  • Essential Power Rating: 2.70 kW -- signifies the active cutting consumption Threshold.
  • Advanced Memory Capacity: The ignition module requires 4 ignition leads for standard operation Logic.
  • Core Speed Performance: Maximum throughput reaches 13,000 rpm Parameters.
  • Principal Fuel Capacity: The fuel tank capacity dictates 0.56L for proper operation Range.

Professional Workshop Service Manual & Technical Specifications

Practical Workshop Diagnostic Manual: Stihl 290, 310, 390 Chainsaw Service Manual, PDF System-Standards

Documentation-Type: Chainsaw // Design-Core: Engine, Fuel System, Ignition System Logic // Documentation-Type: Diagnostic & Repair Data.

Specification Parameters Framework
Engine Type STIHL single cylinder two-stroke engine Operation
Bore (MS 290) 45 mm (1.77 in) Measurement
Stroke 34 mm (1.34 in) Dimension
Max. Idle Speed 2,700 r.p.m. Configuration
Fuel Tank Capacity 0.56 L (1.2 US pt) Volume
Oil Tank Capacity 0.33 L (0.7 US pt) Capacity

Repair data is categorized into:

  • Engine specifications
  • Troubleshooting charts
  • Ignition system procedures
  • Rewind starter maintenance
  • Fuel system diagnostics
  • Carburetor adjustment
  • Chain lubrication

Fundamentally requiring comprehensive coverage of engine parameters, this manual details procedures for ignition timing, fuel delivery, and carburetor adjustments. It also includes maintenance schedules and troubleshooting guides to ensure optimal chainsaw performance and longevity. Specialized sections cover chain brake maintenance and starter rope replacement, offering clear, step-by-step guidance for common repair tasks, ensuring Consistent serviceability.

FAQ

Specify the **applicable** lubrication requirements for the chain and guide bar. keyboard_arrow_down

Only environmentally compatible quality chain and bar lubricant with non-fling additive or rapidly biodegradable STIHL Bioplus is recommended for lubrication.

What is the **exact** testing parameters for engine housing leaks? keyboard_arrow_down

0.4 bar (5.8 psi) is the specified pressure to pump into the engine housing to test for leaks.

Calculate the **specific** diagnostic procedures for a carbonized spark plug. keyboard_arrow_down

Use a brass wire brush to clean the spark plug and then blow it clear with compressed air to diagnose a carbonized spark plug.

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New
This manual is incredibly detailed and easy to follow. The download process was seamless, and I received my link almost immediately. Highly recommend!
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New
Great manual with all the necessary information for servicing my Stihl chainsaw. The customer support was fantastic, responding quickly to my questions. Smooth download too!