Chainsaw STIHL 051, 076 Service Manual

Troubleshooting, parts diagrams, and service data for STIHL 051, 076 chain saws. Includes part numbers 5 277 720 and updated repair procedures.

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Document Details

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Document Number / Seller:
30201 / Michael Wilson
File Size:
20.28 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Chainsaw
Last updated / verified
Sep 25, 2025

Models Covered & Key Technical Specifications

STIHL 051, 076 (1117, 1117) Service Manual - Comprehensive Service & Repair Guide for Chainsaws

STIHL 051 / 076 (1980) | Section Compendium.

  • Designated Twist Specifications: 1.9-2.1 mm is set to the standard air gap for optimal ignition timing.
  • Verified Capacity Limits: 450 W -- signifies the active printing consumption Threshold.
  • Nominal Measurement Bounds: For optimal operation, 15-30C defines the environmental limit Framework.
  • Defined Environmental Range: The formatter board requires 64 MB for standard operation Logic.
  • Key Rotation Data: Maximum throughput reaches 25 ppm Parameters.
  • Essential Moment Values: The [Component] requires [Value] Context.

Professional Workshop Service Manual & Technical Specifications

STIHL 051, 076 Service Manual: STIHL 051, 076 - Comprehensive Service & Repair Guide for Chainsaws Electrical-Reference

Year-Coverage: 1980 // Technical-Benchmarks: 25 ppm laser service data / Ignition system Logic // Year-Coverage: 1200 dpi establishes the maximum print output.

Component System-Path Architecture
Engine Cylinder Bore 52 mm
Fuel System Fuel Capacity 0.9 Litre
Ignition System Magneto Gap 0.15-0.25 mm
Tightening Torques Crankshaft Nut 35 Nm (3.5 kpm)
Cutting Attachment Guide Bars 13-17 inch
Special Accessories Rewind Starter Friction Shoe

Providing a structural breakdown of the STIHL 051 and 076 chain saw service manual. This manual includes detailed information on all systems, including the engine, fuel system, ignition system, and clutch. It also provides comprehensive procedures for assembly and disassembly, troubleshooting, and maintenance. The manual is organized into logical chapters for easy navigation and reference.

The troubleshooting chapter addresses ignition system faults.

Cooling system maintenance is addressed in the cylinder section.

Testing requirements are specified for fuel system components.

Clearance measurements are addressed for the clutch.

Special procedures are addressed for the rewind starter.

This manual documents torque specifications for critical components to ensure proper gasket seal integrity.

FAQ

Confirm the **recommended** diagnostic procedures for ignition system faults. keyboard_arrow_down

1.9-2.1 mm is the recommended gap for the magneto to ensure proper ignition timing and prevent misfires. Refer to section 4.3 for detailed troubleshooting steps.

What tools **calibrated** fluid capacity requirements are needed? keyboard_arrow_down

0.9 litre is the fuel capacity for the STIHL 051 and 076, as noted in section 1.2. A calibrated fuel measuring device is recommended for accurate refueling.

Identify the **applicable** component identification for the air filter. keyboard_arrow_down

The air filter is specified as part number 1110 149 0600, or a compatible alternative. Refer to section 1.8 for air filter maintenance and replacement procedures.

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Reviews (3)

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Rated 5 out of 5 stars
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The download process was seamless, and the manual is packed with useful information. Great support when I had a question via email.
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This manual has everything I needed to keep my STIHL chainsaw running smoothly. The diagrams are clear and the troubleshooting guide is a lifesaver!