OREGON Catalogue EN/EUR

CUTTER AND TIE STRAP WEAR EXCESSIVE HEEL WEAR ON CUTTERS AND TIE STRAPS EXCESSIVE CHAIN STRETCH. CHAIN BREAKAGE.

LIGHT DAMAGE ON CUTTING EDGES OF TOP AND/OR SIDE PLATES

1. Causes : Blunt top plate filing 2. Forcing dull chain to cut 3. Lack of lubrication 4. Low depth gauge settings 5. Forcing chain to cut frozen wood Solution : File cutters properly. Don’t force dull chain to cut. Use oil freely. Replace chain if too damaged

Cause : Excessive pressure on dull or misfiled cutters. Common during winter Solution : File chain correctly. Use oil freely

OREGON

SEVERE DAMAGE ON EITHER SIDE OF TOP AND/OR SIDE PLATES CHAIN WON'T CUT STRAIGHT IF DAMAGE ON ONE SIDE ONLY. BINDING OR DRIFTING IN CUT.

EDGES BURRED AND NOTCH PEENED ON TIE STRAPS

Cause : Chain chatter due to loose chain tension and improper filing and/or worn out drive sprocket Solution : Correct chain tension. Refile chain properly. Replace sprocket if badly worn OREGON

Cause : Cutters hit abrasive materials. Contact with material other than wood such as rock, dirt, or sand. This type of damage occurs when cutting close to the ground. Solution : File cutters to remove all damage

OREGON

PEENED NOTCH IN TIE STRAP CAUSING TIGHT JOINTS AND BROKEN DRIVE LINKS

PEENING ON FRONT CORNER OF CUTTERS AND INTERMEDIATE TIE STRAPS – CAUSES TIGHT JOINTS

Cause : Chain run on badly worn spur sprocket or wrong pitch sprocket Solution : Replace worn sprocket. Chain may need replacing

Cause : Chain striking bar entry. Sprocket too small or loose chain tension Solution : Use proper bar and sprocket. Adjust chain tension correctly. Chains with tight joints cannot be repaired.

OREGON

PEENING ON BOTTOM OF CUTTERS AND TIE STRAP – CAUSES TIGHT JOINTS

EXCESSIVE WEAR ON BOTTOM OF CUTTERS AND TIE STRAPS

Cause : Loose chain tension. Result of dull cutters and forcing dull chain into wood Solution : Keep proper tension. Keep cutters sharp. Chain may need replacing

Cause : Depth gauges too high. Cutting edge cannot get into wood Solution : Lower depth gauges to proper setting. Keep cutters filed correctly

OREGON

CRACKS UNDER REAR RIVET HOLES ON CUTTERS AND OPPOSING TIE STRAPS

CONCAVE WEAR ON BOTTOM OF CUTTERS – CONNECTING TIE STRAPS

Cause : Excessive pressure on dull or misfiled cutters – common during winter Solution : File chain correctly. Use oil freely OREGON OREGON

OREGON

Causes : Chain tension too tight Normal wear from undercutting (cutting with top of bar)

Solution : Adjust chain tension Reduce cutting with top of bar

Saw Chains and Guide Bars

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