STIHL 070, 070AV, 090, 090AV & 090G Chain Saw Service Manual
Technician-level documentation for STIHL 070, 070AV, 090, 090AV, 090G chain saws. Features repairs, specifications, and maintenance for engine, clutch, and carburetor. Publication 11061109.
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Models Covered & Key Technical Specifications
STIHL 070, 070AV, 090, 090AV & 090G Chain Saw Service Manual (1969)
This Chain Saw Service Manual relates to our STIHL 070, 070 AV, 090, 090 AV, 090 G beginning with machine number 1 163 000 (070 + 070 AV + 090 + 090 AV) and machine number 1 302 500 (090 G). April 1969. Please refer to our periodically turned out Technical Informations for repairing power saws of same model but of older design and lower machine numbers than mentioned above and for technical modifications made after this manual was printed. Guide | Library | Directory. Published Rotation Data: 27 N·m (32.5 lb.ft) torque values are specified for cylinder screws for secure component fastening. Specific Shipping Weight: For engines requiring a specific weight, 10.7 kg (23.6 lb) specifies the dry weight without chain Framework. Integral Maximum Resolution: The 100 cm (39.37 in) pitch denotes the maximum chain length Capability Standards. Operational Fluid Levels: For optimal cooling, the SAE 30 oil quantity is specified for chain lubrication. Fundamental Wattage Specs: The 106 cm³ (6.47 cu. in.) displacement sets the engine size benchmark Protocol. Universal Linear Velocity: The 16.7 m/s (54.8 ft/sec) chain speed indicates the maximum operational chain velocity.
Professional Workshop Service Manual & Technical Specifications
STIHL 070, 070AV, 090, 090AV & 090G Chain Saw Manual: STIHL Essential STIHL 070, 070AV, 090, 090AV & 090G Chain Saw Manual (1969) Transmission-Guide
Series-Validation: Chainsaw // Documentation-Type: Service Manual // Series-Validation: STIHL
Performance-Element | Rating | Calibration-Data
|---|---|---| | Bore | 106 cm³ (6.47 cu. in.) | N/A | | Displacement | 106 cm³ (6.47 cu. in.) | N/A | | Max. torque | 45 Nm (33.2 lb.ft) | N/A | | Chain pitch | 0.404" (10.26 mm) | N/A | | Chain speed | 16.7 m/s (54.8 ft/sec) | N/A | | Dry weight (without bar and chain) | 10.7 kg (23.6 lb) | N/A | Service sections detail the following components and systems: Engine, Clutch, Chain Sprocket, Oil Pump, Rewind Starter, Ignition System, Reduction Gear, Fuel System, Carburetor, AV-Handle, Handlebar, Helper's Handle, Chain Scabbard, Tools, and Special Equipment. The manual also details tightening torques and specifications to ensure proper operation and longevity of your STIHL chainsaw.
Timing procedures are documented for the ignition system.
Technical notes are provided for the carburetor adjustment.
Quality checks are addressed for the oil pump.
The drive sprocket section documents its disassembly and repair.
The troubleshooting chapter addresses common issues with the rewind starter.
This document documents torque specifications for engine components to ensure proper thermal expansion compensation.
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