Symptoms
- Handle feels loose or floppy when you release the stroke
- Chain sags visibly below the seat rail
- Clunking sound as the chain re-engages
- Handle recoils unevenly compared to before
Likely causes
- CommonChain simply needs re-tensioningChains loosen gradually with normal use and most rowers have a tension adjustment.
- CommonChain needs lubricationA dry chain can bind and then jerk, feeling like slack even when tension is correct.
- PossibleChain not tracking straight through its guideA chain that's popped slightly off its guide track can look and feel loose.
- PossibleWorn or stretched chainExtended heavy use can stretch a chain permanently.
- Less commonDamaged sprocket or recoil mechanismInternal recoil spring or sprocket damage can mimic chain slack.
What to do
- Check your model's manual for the specific chain tension adjustment, often at the flywheel housing.
- Wipe the chain down and apply a manufacturer-recommended lubricant if it looks dry or dirty.
- Follow the guide track along the seat rail to confirm the chain hasn't slipped off its intended path.
- Adjust the tensioner per the manual, typically a small amount at a time.
- Pull the handle out fully and let it retract slowly, watching for smooth, even chain movement.
- Row a few strokes at light effort to confirm the slack feeling is gone.
- If adjustment and lubrication don't resolve it, the recoil mechanism may need professional service.
Tools and parts
- Manufacturer-specified chain lubricant
When to call a pro
Contact the manufacturer or a technician if the chain still feels loose after tensioning and lubrication, since the internal recoil mechanism may need repair.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.