Brushcutter FS 55, FS 65, FS 65-4 Service Manual
Find the precise repair procedures, parts diagrams, and service data for Stihl FS 55, FS 65, and FS 65-4 brushcutters, including carburetor, fuel system, and engine components. Part # 4140-140-0653.
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Sample pages from the Brushcutter FS 55, FS 65, FS 65-4 Service Manual manual
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Stihl Models Covered & Key Technical Specifications
Models: Stihl FS 55, FS 65, FS 65-4, HS 45, BG 55, BG 65, BG 85, SH 55, SH 85, FC 55
Sub-models / Variants: 55 C, 55 R, 55 RC, 55 T, 55 TC, HS 45/450, HS 45/600
Trade Names: FS 55, HS 45, BG/SH
Build Years: 2004
Technical Data:
- Fuel tank capacity: 0.300 L (FS models), 0.400 L (BG/SH), 0.225 L (HS 45)
- Starter rope diameter: 3 mm
- Fuel mixture: 1:50 with STIHL two-stroke engine oil
- Octane rating: At least 90 RON
- Carburetor type: Diaphragm carburetor
Stihl Manual Features & Content Preview
Technical Scope of the Stihl FS 55, FS 65, and FS 65-4 Manual
- Covers the Stihl FS 55, FS 65, FS 65-4, HS 45, BG 55/65/85, and SH 55/85 series, detailing engine housing, fuel system, and gear head components
- Official STIHL publication, dated 07/2004
- Contains 100+ technical illustrations and detailed torque specification tables
- Delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- Note: This page is a contents overview for the manual. It does not provide repair or diagnostic instructions.
- This 170-page official workshop publication provides the base engine specifications for the 4140-series engine, acting as the primary reference for servicing the FS 55, HS 45, and associated blower/trimmer variants.
Engine and Fuel System Documentation
The 2004 Stihl FS 55 service manual contains extensive information regarding the maintenance of the 4140-series engine components. The documentation covers the removal and installation of the clutch, flywheel, rewind starter, and carburetor assembly for multiple variants. Included in the fuel system section are diagnostic procedures for the diaphragm carburetor, leak testing protocols, and cleaning instructions for the air filter and pickup body components. The manual also details the shaft and gear drive disassembly for both straight and loop-handle configurations.
Technical Data and Specifications
Specification Highlights
This publication provides comprehensive data for the FS 55 and its associated tools. Cylinder head bolt torque values are documented in a multi-stage sequence specified in the engine assembly data. The fuel tank capacity for the FS models is documented at 0.300 liters. Intake screen flow rates for the blower attachments are documented at 710 m³/h for the BG 55 models. The manual also includes a detailed service aid table listing sealant types and specialized lubricants required for assembly. An official 170-page STIHL OEM workshop manual covering the 2004 production models, documenting engine, chassis, electrical, and gear head specifications for the 4140-series equipment range.
Document Reference: 07/2004, Machine components 4140
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