Trouble-shooting and maintenance – NordicTrack GRT500 User Manual

Page 19

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19

Tightening the Cables

Woven cable, the type of cable used on the training sys-
tem, can stretch slightly when it is first used. If there is
slack in the cables before resistance is felt, the cables
should be tightened.

To tighten the cables, first insert the Weight Pin (39)
under the third Weight (26) from the top. Next, loosen
the 1/2Ó Plain Nut (68) securing the bolt at the end of the
High Cable (73). Tighten the bolt two turns into the
Weight Tube (36) until the cables feel tighter. Tighten the
Plain Nut to prevent the bolt from turning.

Note: For clarity, the drawing shows the shrouds
removed. It is not necessary to remove the shrouds.

36

68

Bolt

73

Additional slack can be removed by moving the indicated
4Ó Pulleys (35) to different holes in the Pulley Plates (31).
To do this, remove the 3/8Ó x 1 3/4Ó Bolt (60), the Cable
Trap (44), and the 3/8Ó Nylon Jamnut (63) from the
lower Pulley. Move the Pulley to a higher hole and re-
attach it with the Bolt, Cable Trap, and Nylon Jamnut.
Make sure that the Low Cable (72) is in the groove
of the Pulley and that the Cable Trap is turned as
shown. The upper pulley can be adjusted in the
same way.

Slack can also be removed by moving the indicated 4Ó
Pulley (35) to a different hole in the Pulley Bracket (91).
To do this, remove the 3/8Ó x 1 3/4Ó Bolt (60), the Cable
Trap (44), and the 3/8Ó Nylon Jamnut (63) from the
Pulley. Move the Pulley to the lower hole and re-attach
it with the Bolt, Cable Trap, and Nylon Jamnut. Make
sure that the High Cable (73) is in the groove of the
Pulley and that the Cable Trap is turned as shown.

Note: If a cable tends to slip off the pulleys, the
cable may have become twisted. Remove the cable
and re-install it.

If a cable needs to be replaced, refer to the back cover
of this manual.

60

44

Trouble-shooting and Maintenance

Inspect and tighten all parts each time you use the training system. Replace any worn parts immediately. The
training system can be cleaned using a damp cloth and mild non-abrasive detergent. Do not use solvents.

63

35

60

73

91

44

39

26

63

31

35

72

35

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