1992-1993 Stihl 064/066 Chainsaw Service Manual

1992–1993 Stihl 064 and 066 Chainsaw Service Manual

• Covers the 1992–1993 Stihl 064 and 066 chainsaws, including the 064 W, 064 R, and 064 RW variants.
• 98 pages of factory technical data, featuring 26 exploded-view diagrams and comprehensive torque tables.
• Instant PDF download with a fully searchable index. Access your reference file immediately and re-download it anytime with no expiration.
• Serves as the primary workshop reference for the 1122-series engine build, providing highly accurate OEM specifications.

Engine and Technical Scope

This service manual breaks down the complete disassembly and reassembly processes for the two-stroke engine, crankcase, and ignition system. You get clear, logical diagnostic charts for troubleshooting the carburetor, fuel system, and chain lubrication components. Working on a specialized build? The documentation also covers the AV handle system, detailing the heated handle configurations and generator diagnostics. Expect precise exploded-view schematics for the rewind starter, clutch, chain drive, and bar mounting setups.

Important safety note: Always adhere strictly to the specific testing parameters and safety procedures outlined in the opening chapters before initiating any crankcase pressure tests to prevent seal damage or personal injury.

Specification Highlights

Stop guessing on workshop specs. The engine data section includes exact bore/stroke measurements and peak torque values documented at 6,500 rpm. The guide clearly details ignition timing settings at 8,000 rpm for both analog and digital magneto configurations.

Assembly sections list essential torque requirements to ensure structural integrity. This includes 50 Nm (37 lbf.ft) for crankshaft installation, alongside specific values for the intake manifold and cylinder base screws. To accurately verify engine seals, crankcase leak testing parameters are set at 0.5 bar (7.25 psi) for both pressure and vacuum checks.