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Chain | Chain pitch | Minimum |
type |
| groove depth |
Picco | 1/4" P | 0.16" (4.0 mm) |
Rapid | 1/4" | 0.16" (4.0 mm) |
Picco | 3/8" P | 0.20" (5.0 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.
Air Filter System
The air filter system can be adapted to different operating conditions by the insertion of different air filters. Retrofitting is simple.
English
Fouled air filters will impair engine performance, increase fuel consumption and make the machine more difficult to start.
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.
001BA210 KN
N
001BA212 KN
NWire mesh filter (green filter housing) Use in
When dry, STIHL filters attain a long service life.
NAlways use STIHL filters dry
MS 660 | 39 |