C5-2 Feed Trimmer Head

C5-2 Feed Trimmer Head

Key Features

• Dual-line head designed for mowing and thinning work
• Tap-to-advance mechanism feeds line automatically when the head is tapped on the ground
• Simplified line reloading process does not require disassembly of the head
• Designed for residential and light commercial use
• Compatible with 2.0 mm (.080 in) trimmer line

Replaces / Cross-Reference Part Numbers

• C5-2
• 4006 710 2103
• 4006 710 2106

Compatibility & Fitment

• Stihl FS38
• Stihl FS40
• Stihl FS40 C-E
• Stihl FS45
• Stihl FS46
• Stihl FS50
• Stihl FS50 C-E
• Stihl FSE60

When to Replace

• Visible cracks or significant damage to the main housing
• Bump knob is worn and no longer advances the line
• Line eyelets are worn through, causing frequent line breakage
• Internal spool or spring mechanism is broken or fails to operate

Installation Tips

• Disconnect the spark plug wire before beginning any maintenance
• Use the appropriate tool to lock the trimmer gearbox to prevent rotation
• Unscrew the old trimmer head by turning it clockwise (note reverse threading)
• Screw the new head on counter-clockwise until it is hand-tight
• Remove the gearbox locking tool before starting the engine