Stihl BG 86 Product Instruction Manual - Page 24

Maintenance and Care

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English Maintenance and Care The following intervals apply to normal operating conditions only. If your daily working time is longer or operating conditions are difficult (very dusty work area, etc.), shorten the specified intervals accordingly. before starting work after finishing work or daily after each refueling stop weekly monthly every 12 months if problem if damaged if required Complete machine Visual inspection (condition, leaks) Clean x x x Control handle Check operation x x Air filter Clean Replace Filter in fuel tank Check Replace filter Fuel tank Clean Carburetor Check idle setting Readjust idle x x Spark plug Spark arresting screen2) in muffler Readjust electrode gap Replace after 100 hours of operation Check Replace1) Cooling inlets Clean All accessible screws and nuts (not adjusting screws) Retighten Check x Antivibration elements Replace1) Safety labels Replace 1) STIHL recommends that this work be done by a STIHL servicing dealer. 2) Not in all versions, country-specific x x x x x x x x x x x x x x x x x x x x x 22 BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C

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BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C
English
22
Maintenance and Care
The following intervals apply to normal operating conditions only. If your daily work-
ing time is longer or operating conditions are difficult (very dusty work area, etc.),
shorten the specified intervals accordingly.
before starting work
after finishing work or daily
after each refueling stop
weekly
monthly
every 12 months
if problem
if damaged
if required
Complete machine
Visual inspection (condition, leaks)
x
x
Clean
x
Control handle
Check operation
x
x
Air filter
Clean
x
x
Replace
x
x
Filter in fuel tank
Check
x
Replace filter
x
x
x
Fuel tank
Clean
x
x
Carburetor
Check idle setting
x
x
Readjust idle
x
Spark plug
Readjust electrode gap
x
Replace after 100 hours of operation
Spark arresting screen
2)
in muffler
Check
x
Replace
1)
x
x
Cooling inlets
Clean
x
All accessible screws and nuts (not adjust-
ing screws)
Retighten
x
Antivibration elements
Check
x
x
x
Replace
1)
x
Safety labels
Replace
x
1)
STIHL recommends that this work be done by a STIHL servicing dealer.
2)
Not in all versions, country-specific