Taking Care Of The Guide Bar; Motor Cooling - Stihl MSE 170 C Instruction Manual

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Taking Care of the Guide Bar

2
1
Flip the bar – after each sharpening
N
and each time the chain is changed
– to avoid uneven wear, especially
at the sprocket nose and on the
bottom
Periodically clean the oil inlet
N
hole (1), oil outlet channel (2) and
bar groove (3)
Measure groove depth – using the
N
measuring tool on the file gauge
(special accessory) – in the area
with the greatest wear
Chain type Chain pitch Minimum
groove depth
Picco 1/4" P 4.0 mm
Rapid 1/4" 4.0 mm
28
Picco
Rapid
Rapid
If the groove is not at least this deep:
Replace guide bar
N
Otherwise the drive links will grind
against the base of the groove – the
bottoms of the cutters and the tie straps
will not lie against the bar.
3
3/8" P 5.0 mm
3/8"; 0.325" 6.0 mm
0.404" 7.0 mm

Motor Cooling

Use a dry brush or similar tool to
N
clean the cooling slots at regular
intervals – see "Maintenance
Chart".
MSE 170 C, MSE 210 C