2020 Oregon Catalog

Sprockets — Troubleshooting

Rim & Spur Sprocket Troubleshooting Guide

Clutch Drum


Rim Sprocket

Drum Skirt



Power Mate® Sprocket (front view)

Power Mate Sprocket (inside view)

Oregon® Rim

Power Mate Rim Sprocket System

Spur Sprocket

Basic Sprocket Maintenance

Rims and Spur Sprocket

Power Mate Sprockets Visually inspect daily and before use

Bar and Chain Oil

Sprocket Grease

Visually inspect daily

Fill before use and when reservoir is empty

Apply grease to sprocket once a week

Typical Drum Stress

Broken/cracked skirt

Cracked oil pump lug

Worn inner diameter

Worn clutch, worn inner diameter

Result Check daily for cracks, splits, or excessive wear in the sprocket clutch drum

Solution If the drum is cracked, split, or broken, as shown, replace the drum immedi- ately with a new one.

Sprockets — Troubleshooting

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