Oregon CHAINSAW Maintenance And Safety Manual page 58

SAW-CHAIN TROUBLESHOOTING (CONTINUED)
Tight joints are caused by either: loose tension, or a worn out drive
sprocket. Look closely at your chain's chassis.
24
Peening on bottoms of cutters and tie straps. Remedy: See Q.
25
Peening on front corners of cutters and tie straps. Remedy: See Q.
26
Peening in notches of cutters an tie straps. Remedy: See R.
REMEDIES:
Q. Chain with tight joints cannot be repaired. Replace the chain and
maintain proper tension. Replace rim sprocket if worn. (pictures 24
and 25)
R. Replace the spur drive sprocket. Replace the chain. Always
maintain proper tension and do not run chain on a worn drive
sprocket. (picture 26)
54.
SAW CHAIN
PROBLEM
Chain has tight joints
SAW CHAIN SAW CHAIN