Cam systems – Martin Archery Martin Compound Bow User Manual
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Your Nitrous and Nitrous-X Cam System uses one rotating module in one of
3 base cam sizes (see below). Refer to the specification charts at your dealer or
www.martinarchery.com to see what base you need for your draw.
SETTING NOCK POINT
1/2
1/4
90
0
REPLACING THE STRINGS
Should your string need replacing, it is best to go to your Martin dealer and have it done
by experts. It is recommended that you replace your string once a year or anytime it shows
wear. Always be sure that the string you replace it with is of the correct length and material
for your bow.
CARE AND STORAGE
When properly cared for, your new Martin bow will give you years of
trouble-free service. When your bow is new it will require no lubrication. Over time you
may need to lubricate your cams to guard against friction and noise. Use a dry lubrication
such as Teflon spray powder or graphite powder. You can also use wet lube such as Moly
Lube or Tri-Flow. Do not use WD-40 lubrication.
A good rule of thumb when caring for your bow is to keep it as comfortable as you are.
If it is too hot for you, it is too hot for your bow. If it gets wet, dry it off completely. Peri-
odically clean your bow with a wet rag and mild soap to remove mud or dust (caution: do
not store until completely dry). Prolonged exposure to extreme heat may cause failure in
your bow limbs and excessive stretch in your harness system. It will not hurt your bow if
it is rained on while shooting, but make sure it is completely dry before storing in a bow
case to guard against rust or corrosion.
CAM SYSTEMS
NITROUS AND NITROUS-X CAMS
Place a bow square on the string and slide the square down
until it rests on your arrow rest. Then place a moveable nock set
on the string. Using the measuring scale on the bow square, set
the nock set at the proper location on the string. A good starting
point for finger shooting is ¼” high, measuring from the bottom
of the nock set to 90° on the bow string. Start at 1/8” high if you
are using a release aid. If you do not have a bow square, you can
snap an arrow on the string and visually level the arrow. Then
crimp your nock set. In a pinch, this will get you to a good start-
ing location.
B Cam
A Cam
C Cam
4