Chain type

Pitch

Minimum

 

 

 

groove

 

 

 

depth

 

Picco

3/8" P

0.20"

 

 

 

(5.0 mm)

Rapid

1/4"

0.16"

 

 

 

(4.0 mm)

Rapid

3/8"; 0.325"

0.24"

 

 

 

(6.0 mm)

Rapid

0.404"

0.28"

 

 

 

(7.0 mm)

If groove depth is less than specified:

NReplace the guide bar.

The drive link tangs will otherwise scrape along the bottom of the groove – the cutters and tie straps will not ride on the bar rails.

Cleaning the Air Filter

If there is a noticeable loss of engine power

0011BA014 KN

NTurn cap 90° to the left N Lift off the shroud

0011BA015 KN

NLift off the air filter

NWash the filter with STIHL special- purpose cleaner (special accessories) or a clean, non- flammable cleaning liquid (e.g., warm soapy water) and dry it

Do not clean fleece filters

(depending on version) with a brush.

Always replace a damaged filter.

English

Engine Management

Exhaust emissions are controlled by the design of the fundamental engine parameters and components (e.g. carburation, ignition, timing and valve or port timing) without the addition of any major hardware.

MS 201, MS 201 C

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