• Symptom: Scraping noise from inside the front end
Possible Cause: Shock cord or chain may be
routed incorrectly or worn. Shock cord or chain may
have jumped off the pulley.
Remedy: See diagram on page 2 for proper rout-
ing of the shock cord and chain. Contact Concept2 if
replacement parts are needed.
• Symptom: Creaking noise from the footplate area.
Possible Cause: Two mating surfaces of monorail
and front end are working against each other.
Remedy: Separate the monorail from the front end.
Apply a light coat of thick lubricant (Vaseline or Chap-
stick) to front facing and bottom rear facing aluminum
hooks located at front of monorail.
Reassemble and row.
• Symptom: Seat sticks on monorail.
Possible Cause # 1: Monorail may not be clean.
Remedy: Clean monorail. See page 30.
Possible Cause # 2: Bottom rollers are too tight.
Remedy: Adjust with a 9/16" or 14 mm wrench.
• Symptom: Seat is bumpy as it rolls.
Possible Cause: Dirt on seat rollers or monorail,
or worn out seat rollers.
Remedy: Clean rollers and monorail. Replace seat
rollers if worn out. (Concept2 part number PN 1724)
• Symptom: Chain skips on sprocket during the drive
or runs roughly during the recovery.
Possible Cause # 1: Stiff links in chain.
Remedy: Clean and lubricate the chain. See page
30. If it continues to skip, the machine should not be
rowed and you should contact Concept2 immediately.
Possible Cause # 2: Worn out sprocket.
Remedy: Replace sprocket with PN 1112 from Concept2.
• Symptom: Handle does not retract all the way to
the chain guard and hangs loose.
Possible Cause: Shock cord is too loose due to
normal stretching or cold temperatures.
Remedy: Adjust shock cord tension. See page 31.
Replace shock cord if it is frayed through outer cover
or if it is losing its elasticity. Order Concept2 part
number PN 1731. If the shock cord is cold, allow it to
• Symptom: Seat hits the end of the track while
rowing. NOTE: it is possible that you will hit the end of
the monorail while just sitting, but not while actually
rowing. We recommend that you try a test row before
Possible Cause: Long Legs!
Remedy: If you hit the end of the monorail while
rowing with the seat rollers in the standard position,
you can extend the travel distance of the seat by
1) Use two 9/16" or 14mm wrenches to loosen the bolt
holding the rear top seat roller in the seat carriage
(see drawing). Remove the roller and hardware
from hole A. Note the order of hardware.
2) Place the roller and hardware in hole B in the same
order in which you removed it. Tighten the nut.
• Symptom: The seat wobbles from side to side on
Possible Cause: After extended use, the ﬁt of the
seat on the monorail may become loose due to wear
on the rollers.
Remedy: You may move the bottom roller to a
tighter hole toward the front of the seat (C) as shown
in the drawing below by following steps A or B.
A. The top roller must be removed and the seat
slid up to front of monorail and off. Use two
9/16" or 14mm wrenches to do this. Use a 9/16"
wrench and an allen wrench to loosen and
tighten the bottom rollers.
B. The top of the rear leg must be removed from
the monorail using a 7/16" wrench and an allen
wrench. The seat can then be slid off the rear
of the monorail. Use a 9/16" wrench and an al-
len wrench to loosen and tighten the bottom
Pictured instructions are available.
New problems may arise that are not dealt with in this troubleshooting section. We would appreciate any input you, our
customer, may have to help us deal with these situations. Please call or write us.