Stihl 011 AVT Parts Manual

The Stihl 011 AVT is a professional-grade chainsaw featuring Anti-Vibration Technology (AVT) for reduced operator fatigue. This parts manual provides detailed diagrams, part numbers, and ordering information for all components of the Stihl 011 AVT chainsaw, including the engine assembly, fuel system, ignition system, clutch and sprocket, guide bar, chain, and AVT damping elements. Use this manual for identification, maintenance, and repair part sourcing.

Introduction & Safety

This manual is intended for professional technicians and experienced users. Always prioritize safety when servicing your Stihl chainsaw.

Warning Symbol	Meaning
⚠️	General Warning - Risk of personal injury or damage to the saw.
🔥	Fire Hazard - Related to fuel system work.
⚡	Electrical Hazard - Related to ignition system.
🛑	Stop Engine - Must be followed before any disassembly.

WARNING! Always disconnect the spark plug boot before performing any maintenance or parts replacement to prevent accidental starting.

Engine Assembly Parts

Core components of the single-cylinder, two-stroke engine.

1. Cylinder: Includes cylinder body, fins, and exhaust port. Part # 1110 020 1201.
2. Piston Assembly: Piston, piston rings, wrist pin, and circlips. Part # 1110 030 2001.
3. Crankshaft: Complete crankshaft assembly with bearings. Part # 1110 040 0600.
4. Connecting Rod: Connects piston to crankshaft. Part # 1110 030 2600.

Note: Always replace piston and cylinder as a matched set if scoring is present.

Fuel System Parts

Components for fuel delivery and carburetion.

1. Fuel Tank: Polyethylene tank with integrated filter. Part # 1115 350 0400.
2. Carburetor (Zama C1Q-S2): Complete assembly. Part # 1115 120 0600.
3. Fuel Filter: In-tank filter element. Part # 0000 350 3501.
4. Fuel Lines: Supply and return lines. Part # 1115 358 0700 (per meter).
5. Air Filter: Felt and mesh filter element. Part # 0000 120 1625.

CAUTION! Use only clean, fresh fuel-oil mix. Inspect fuel lines regularly for cracks.

Ignition System Parts

• Ignition Module (Coil): Electronic ignition unit. Part # 1115 400 1305.
• Spark Plug: Bosch WSR6F or equivalent. Part # 0000 400 1300.
• Stop Switch: On/Off switch assembly. Part # 1115 141 1000.
• Wiring Harness: Connects switch to coil and ground. Part # 1115 141 1100.
• Flywheel: Includes magnets for ignition timing. Part # 1115 040 1201.

Clutch & Sprocket Assembly

Components that transfer engine power to the chain.

Centrifugal Clutch: Drum, shoes, and springs. Part # 1115 160 2200 (assembly).

Drive Sprocket: Rim-type sprocket. Part # 0000 642 2003.

Clutch Drum Bearing: Needle bearing. Part # 1115 160 2901.

Oil Pump: Automatic chain oiler pump and drive worm. Part # 1115 650 0800.

Guide Bar & Chain Parts

Cutting attachment components.

1. Guide Bar: Stihl Rollomatic E 16" (40cm). Part # 3005 000 3908.
2. Saw Chain: Stihl 3/8" PM3 chain, 52 drive links. Part # 3613 005 0052.
3. Bar Nuts: M8 nuts for securing bar. Part # 0000 957 1001.
4. Chain Tensioner: Screw and adjuster assembly. Part # 1115 180 0800.
5. Sprocket Nose Cap & Rivets: For bar maintenance. Part # 0000 350 6500 (kit).

Tip: Regularly rotate the guide bar to ensure even wear.

Anti-Vibration System (AVT)

Specific parts for the 011 AVT's vibration damping.

1. Front AV Buffer: Rubber damping element between engine and front handle. Part # 1115 790 0600.
2. Rear AV Buffer: Damping element for the rear handle/tank unit. Part # 1115 790 0700.
3. AV Springs: Support springs within the buffer system. Part # 1115 790 0800.
4. Isolation Mounts: Rubber mounts for the clutch cover. Part # 1115 790 0901.

WARNING! Worn AV elements reduce vibration damping effectiveness and can lead to handle fatigue failure. Inspect regularly.

Crankcase & Cylinder Parts

Engine housing and related seals.

Part	Description	Part Number
Crankcase Half (Flywheel Side)	Magnesium housing	1115 020 0500
Crankcase Half (Clutch Side)	Magnesium housing	1115 020 0600
Crankshaft Seals	Oil seals (2 required)	1115 020 0800
Cylinder Base Gasket	Paper gasket	1115 020 1000
Muffler Gasket	Exhaust seal	1115 140 2000

Starter Assembly

Recoil starter components.

Supports manual pull-start operation.

1. Turn off saw and ensure chain brake is engaged before servicing starter.
2. Match parts to diagram (e.g., starter pulley, rope, spring).
3. Wind spring carefully during reassembly to avoid injury.

Parts List: Starter Housing (1115 791 0400), Starter Rope (1115 791 0500), Recoil Spring (1115 791 0600), Starter Pulley (1115 791 0700), Starter Handle (1115 791 0800).

Fasteners & Hardware

Common screws, nuts, and washers.

• M5 x 25mm Screws: For housing assembly. Part # 0000 915 0125.
• M6 Flange Nuts: For handlebar attachment. Part # 0000 957 0805.
• Worm Gear Clip: For oil pump drive. Part # 1115 650 0700.
• Vibration-Dampening Washers: Special washers for AV system. Part # 1115 790 1000.

CAUTION! Use only genuine Stihl fasteners with the correct hardness and coating to maintain structural integrity.

Parts Ordering & Exploded Views

How to use this manual and order parts.

Step	Action	Details
1	Identify Part	Use the exploded view diagrams (not included in this text manual) to locate the part number next to each component.
2	Record Number	Note the exact part number from the relevant section of this manual or the diagram.
3	Contact Dealer	Provide the model (011 AVT) and part number to your authorized Stihl dealer for ordering.
4	Verify Receipt	Compare the received part with the diagram and description before installation.

Reset: Refer to the official Stihl service manual for engine reset procedures after major repairs.

Service & Support: For technical assistance or to locate a dealer, visit www.stihlusa.com or contact Stihl Incorporated at 1-800-467-8445.