STIHL 024 & 026 Chainsaw Service Manual
This service manual contains detailed descriptions of all the repair and servicing procedures specific to this power tool series. Reference is made to these handbooks in the appropriate chapters of this manual.
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Sample pages from the STIHL 024 & 026 Chainsaw Service Manual manual
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Stihl Models Covered & Key Technical Specifications
Models: STIHL 024, STIHL 026
Sub-models / Variants: 024 S, W version, Catalytic Converter versions, Quick Chain Tensioner versions
Build Years: 1999–2004
Serial Numbers: X 30 976 774, X 30 976 775, X 19 830 900, X 36 348 619, X 36 348 620, X 32 611 638, X 32 611 639, X 37 055 376, X 33 339 217, X 33 339 218
Technical Data:
- Engine: Single-cylinder two-stroke with impregnated cylinder bore
- Displacement (024): 42 cm³ (2.56 cu.in)
- Displacement (024 S): 44.3 cm³ (2.70 cu.in)
- Displacement (026): 48.7 cm³ (2.97 cu.in)
- Max Permissible Speed (024/024S): 13,000 rpm
- Max Permissible Speed (026): 14,000 rpm
- Idle Speed: 2,500 rpm
- Clutch Engagement Speed: 3,600 rpm
- Fuel Tank Capacity: 0.47 L (16 fl.oz)
- Oil Tank Capacity: 0.32 L (11 fl.oz)
- Crankcase Leakage Test: 0.5 bar (7.25 psi) pressure/vacuum
- Carburetor Leakage Test: 0.8 bar (11.6 psi)
Stihl Manual Features & Content Preview
STIHL 024 & 026 Chainsaw Technical Documentation
- Covers 1989–2004 STIHL 024 and 026 chainsaws, including 024 S, catalytic converter variants, and quick-tensioning equipment models
- Official OEM STIHL publication, revision 2004-08
- Features 64 detailed service diagrams, 39 torque specifications, and comprehensive technical data tables for engine and fuel systems
- Accessible from your device as soon as the order is placed
- OCR text layer lets you jump to a torque spec by keyword
- Suitable for printing individual sections for shop-floor use
- Permanent availability in your purchase account — no re-buy required
- This 182-page manual is the factory-authorized reference for servicing the 024 and 026 series, providing the only documented torque sequences and diagnostic thresholds for these specific two-stroke engine builds
Component and System Servicing
This factory manual provides an exhaustive breakdown of the STIHL 024 and 026 chainsaw architecture. Chapters focus on clutch and chain drive maintenance, including disassembly of the chain brake, oil pump servicing, and crankcase management. Detailed sections explain the fuel system, including diaphragm carburetor settings and maintenance for air filtration, while the ignition section covers electronic magneto timing and testing. The manual also includes specialized guidance for the electric handle heating system, featuring troubleshooting flow charts and electrical resistance values for heating elements, switches, and generators.
Technical Specification Highlights
Service documentation contains specific torque values for critical fasteners, ensuring correct assembly of engine and structural components. The cylinder base screws on the STIHL 024 are torqued to 10.5 Nm. Flywheel nut torque is specified at 33.0 Nm in the engine assembly data. The decompression valve requires 14.0 Nm for correct seating. Crankcase assembly torque is listed at 9.0 Nm for the specified spline screws.
Reference only — always consult a certified technician before performing service on this equipment.
An official 182-page STIHL OEM service manual covering the 024 and 026 chainsaws, documenting engine, clutch, fuel, electrical, and chain-tensioning system specifications for the professional maintenance and repair of these specific STIHL two-stroke units.
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