Matrix KranKcycle User Manual page 17

UPPER CHAIN DRIVE MAKING A PRONOUNCED CLICKING NOISE
Over time, it is normal for the drive chains to stretch with use. The
KRANKcycle™ is equipped with automatic chain tensioning devices, but
the chain may need to be replaced if it has stretched too far. Follow the
next steps to check for excessive chain wear or stretch. If the chain needs
to be replaced,contact MATRIX customer service.
Remove the RIGHT crank arm by removing 5 socket head cap screws with a
4mm ALLEN KEY WRENCH then remove the upper outside plastic cover by
removing 5 socket head cap screws with a 3mm ALLEN KEY WRENCH.
If the chain is rubbing on the inside covers the chain should be replaced by
a service technician
Replace upper outside plastic cover and
LOWER CHAIN DRIVE MAKING A PRONOUNCED CLICKING NOISE
Over time, it is normal for the drive chains to stretch. The KRANKcycle™
is equipped with automatic chain tensioning devices, but the chain may
need to be replaced if it has stretched too far. Follow the next steps to
check for excessive chain wear or stretch.
Remove both of the lower plastic covers by removing 9 socket head cap
screws with a 3mm ALLEN KEY WRENCH and 5mm ALLEN KEY WRENCH.
Krankcycle_091021.indd 16
CHAPTER 6: P
reventative
RIGHT
crank arm
m
aintenance
If the chain is rubbing on the inside covers or exhibits too much play
around the sprockets the chain should be replaced by a service technician.
Replace both lower plastic covers.
CYCLE DIFFICULT TO PUSH WHEN MOVING
The front rolling wheels may need lubrication. Remove both wheels by
unscrewing the nut and bolt. Lubricate the outside of steel axle tube (A).
Replace both wheels using a 10mm WRENCH.
A
RESISTANCE KNOB DOES NOT ROTATE SMOOTHLY
The resistance cable mechanism may need lubrication. Remove the
resistance knob by removing the 1 socket head cap screw with a 4mm
ALLEN KEY WRENCH. Lubricate the cable mechanism (B) through the
opening in the plastic cover. Replace the resistance knob.
B
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10/22/09 8:32 AM