Tunturi E504 - Page 11

E504/E550 Tension Adjustment
Procedure
Upon purchasing your E504/E550
recumbent bike you may find the tension
system is either too loose or too tight for
your iiking, The tension system is preset
at our factory for the average user.
Should the tension system not fulfill your
needs it can be readjusted following this
procedure:
1. Turn tension knob to the loosest
setting (counter-clockwise).
2 . Remove computer (2 screws) and
computer mounting bracket (2
screws).
3. Remove the left pedal (left hand
threads).
4. Remove the left side cover (4 screws).
5. Loosen belt clip (reference part #61 on
page 11 of this owner's manual) by
pulling down on the front part of the
clip.
6 . If the tension is too loose pull the strap
up 1/4" and reset belt clip.
If the tension is too tight puli the strap
MAINTENANCE
down 1/4" and reset belt clip.
7. Temporarily re-install left pedal to test
tension. If it is still not adequate
continue to adjust the belt 1/4" at a
time until it is right for you.
If you need further assistance
please call:
Tunturi Customer Support
1-206-881-7392
The Tunturi Recumbent Cycle requires
very little maintenance. Be sure to clean
your cycle with a damp cloth or towel after
each workout.
If you have any problems while perform¬
ing maintenance on your cycle, consult an
authorized service representative.
Replacing the Brake Cable
The brake cable may need to be replace
after a considerable period of use.
1. Remove the left pedal.
Use the 15mm open-end wrench to
turn the bolt at the base of the pedal
clockwise to loosen. Gently pull the
pedal off the crank.
2. Remove the left cover from the front
frame.
Use a Phillips screwdriver to remove
the four (4) Phillips head screws. Lift
off the left cover.
3. Release the brake belt from the cam
clip and unlock it from the spring.
4. Replace the brake belt.
First, make sure the tension control
knob on the front frame is turned counter¬
clockwise to the lowest setting. Hook the
brake belt onto the spring. Wrap the belt
around the flywheel and attach it snugly
to the cam clip.
5. R eplace the left cover and pedal.
Lubricating the Chains
To ensure your cycle will continue to
operate correctly, you will need to oil the
chain once a year.
1. Remove the right pedal.
Use the 15mm open-end wrench to
turn the bolt at the base of the pedal
counterclockwise to loosen. Gently
pull the pedal off of the crank,
2. Remove the right cover from the front
frame.
Use a Phillips screwdriver to remove
the four (4) Phillips head screws. Lift
off the right cover.
3. Lubricate the chain with a few drops of
household hold lubricant or aerosol
spray and wipe off any excess oil.
8
4. T urn the pedal to advance the chain.
When the entire chain is lubricated,
reassemble the right cover.
Changing the Batteries.
You will need to replace the batteries if
there is no display in the LCD window of
the electronics module.
To insert or replace batteries, lift the
electronics module from the front frame.
Insert two (2) size AA batteries into the
battery holder. Be sure the position of the
batteries matches the diagram inside the
battery holder. Replace the electronics
module on the front frame.
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