The STIHL FS 56 is a lightweight, professional-grade trimmer designed for demanding clearing and trimming work. This manual provides detailed parts identification, exploded diagrams, and ordering information for the FS 56 C-E trimmer. It is intended for qualified servicing dealers and technicians to ensure proper maintenance, repair, and genuine STIHL parts replacement. Below are key sections for safety, parts diagrams, ordering, and specifications.
Before performing any maintenance or parts replacement, read the original instruction manual. Always use STIHL-approved tools and genuine STIHL parts. Disconnect the spark plug boot before working on the unit. Wear appropriate personal protective equipment (PPE).
| Symbol | Meaning | Action |
|---|---|---|
| ⚠️ | Warning | Indicates a potentially hazardous situation which could result in serious injury or death. |
| ⚙️ | Note | Important information for correct procedure or part selection. |
| 🛑 | Caution | Indicates a potentially hazardous situation which could result in minor or moderate injury or damage to the unit. |
WARNING! Never operate a unit with damaged or improperly assembled parts. Use only parts specified in this manual.
Exploded view of the main assemblies of the STIHL FS 56.
Note: Diagrams are for reference. Always match part numbers when ordering.
Parts list for the 2-stroke engine (FS 56 C-E).
| Part Number | Description | Qty |
|---|---|---|
| 0000 400 1300 | Cylinder | 1 |
| 0000 030 2001 | Piston Assembly | 1 |
| 0000 400 1305 | Crankcase, complete | 1 |
| 0000 400 1307 | Crankshaft | 1 |
| 0000 141 1600 | Muffler | 1 |
| 0000 141 1605 | Spark Arrestor Screen | 1 |
| 0000 141 1610 | Muffler Cover | 1 |
CAUTION! Ensure all gaskets and seals are replaced during reassembly to prevent air leaks.
Tip: Always use fresh, properly mixed fuel (50:1 STIHL HP Ultra oil with gasoline).
Components for starting and stopping the engine.
| Part Number | Description |
|---|---|
| 0000 400 1800 | Ignition Module (Electronic) |
| 0000 400 1805 | Spark Plug (Bosch WSR 6 F) |
| 0000 400 1810 | Spark Plug Boot |
| 0000 400 1815 | Stop Switch Assembly |
| 0000 400 1820 | Rewind Starter Assembly |
| 0000 400 1825 | Starter Rope |
| 0000 400 1830 | Starter Pulley |
WARNING! Always disconnect the spark plug boot before servicing the ignition system.
Parts for transmitting power from the engine to the cutting head.
Note: Lubricate the gearhead with STIHL Gear Oil (Part # 0000 350 3120) after assembly.
Parts for the cutting head, blades, and guard.
| Part Number | Description | Application |
|---|---|---|
| 0000 350 4001 | PolyCut Head 25-2 | For nylon line cutting |
| 0000 350 4005 | Cutting Line (0.095" spool) | Replacement line |
| 0000 350 4010 | Circular Grass Blade | For heavy grass/weeds |
| 0000 350 4015 | Metal Blade (4-tooth) | For tough brush/saplings |
| 0000 350 4020 | Blade Bolt & Washer Set | For securing blades |
| 0000 350 4025 | Deflector/Guard | Safety guard |
| 0000 350 4030 | Bearing for Cutting Head | Replacement bearing |
CAUTION! Always ensure the cutting attachment is correctly installed and the guard is in place before operation.
Parts related to operator controls and ergonomics.
Tip: Check throttle cable adjustment and trigger operation for smooth control.
Technical data for the STIHL FS 56.
| Specification | Detail |
|---|---|
| Engine Type | STIHL 2-MIX single-cylinder, 2-stroke |
| Displacement | 27.2 cm³ (1.66 cu. in.) |
| Power Output | 0.9 kW (1.2 bhp) |
| Fuel/Oil Ratio | 50:1 (STIHL HP Ultra) |
| Idle Speed | 2,800 rpm |
| Max. Engine Speed | 12,500 rpm |
| Drive | Flexible shaft |
| Gearhead Ratio | 1.27:1 |
| Cutting Attachment Speed | Approx. 9,800 rpm |
| Sound Pressure Level | 96 dB(A) |
| Vibration Level (Handle) | 4.5 m/s² |
| Weight (without cutting attachment) | 5.0 kg (11.0 lbs) |
Always order parts by the correct part number. Contact an authorized STIHL servicing dealer.
WARNING! The use of non-STIHL parts may void the warranty and can lead to unsafe operation or unit damage.
STIHL Limited Warranty applies when unit is purchased from an authorized STIHL dealer and serviced with genuine STIHL parts. For service, locate your nearest authorized STIHL dealer.
| Issue | Resource | Contact |
|---|---|---|
| Parts Identification | This manual, STIHL IPL (Interactive Parts List) | Your STIHL Dealer |
| Technical Service | Authorized STIHL Service Center | Find dealer at www.stihlusa.com |
| Warranty Claims | Original proof of purchase required | Through purchasing dealer |
| Safety & Operation Manuals | STIHL website | www.stihlusa.com/manuals |
Reset: For engine issues, refer to troubleshooting in the instruction manual.
Service: 1-800-467-8445 (STIHL USA); www.stihlusa.com