PS-EX
MA1
(1)
MA2
MA3
MA4
MA5
English
9. Maintenance (PS-EX only)
■OILING PORT
Dismount the guide bar and check the oiling port for clogging. (MA1)
(1) Oiling port
■GUIDE BAR
Remove sawdust in the bar groove and the oiling port. (MA2)
(1)Groove
(2)Oiling port
(Type: Sprocket nose)
Grease the nose sprocket from the feeding port on the tip of the bar. (MA3)
(1)Grease port
(2)Sprocket
The bar rail should always be a square. Check for wear of the bar rail. Apply a ruler to the bar and the outside of a cutter. If a gap is observed between them, the rail is normal. Otherwise, the bar rail is worn. Such a bar needs to be corrected or replaced.(MA4)
(1)Ruler
(2)Gap
(3)No gap
(4)Chain tilts
■SPROCKET
Check for extensive wear, and replace it when the teeth are worn over 0.3mm. (MA5)
(1) Sprocket
80
