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2. RIM DRILLING INSTRUCTIONS FOR WHEEL DRIVE SPEED
SENSOR MAGNETS
On wheels which do not have pre-punched mounting holes, proceed as follows:
NOTE:NOTE:
NOTE:NOTE:
NOTE: If only two magnets are to be mounted; drill two holes 180° from each
other.
RIMS WITH A FOUR OR EIGHT HOLE STUD PATTERNS:RIMS WITH A FOUR OR EIGHT HOLE STUD PATTERNS:
RIMS WITH A FOUR OR EIGHT HOLE STUD PATTERNS:RIMS WITH A FOUR OR EIGHT HOLE STUD PATTERNS:
RIMS WITH A FOUR OR EIGHT HOLE STUD PATTERNS:
Choose stud holes that are opposite each other as shown below. Using the center
of opposite holes, scribe two lines on the rim web to divide the circumference
into four equal parts. Measure in one inch from the outer edge of the web on each
of the lines drawn. Mark this point as the center. Drill four 1/2" holes for
mounting the magnets.
RIMS WITH A SIX HOLE STUD PATTERN:RIMS WITH A SIX HOLE STUD PATTERN:
RIMS WITH A SIX HOLE STUD PATTERN:RIMS WITH A SIX HOLE STUD PATTERN:
RIMS WITH A SIX HOLE STUD PATTERN:
Locate the center of the holes to be drilled by using the rim webbing as a guide.
Obtain a small piece of wood and cut to fit exactly over the web as shown. Measure
the length of the piece of wood and mark the center on one edge. Using the center
mark on the piece of wood, mark each of the four webs. Measure in one inch from
the outer edge of the web on each of the lines drawn. Mark this point as center
and drill four 1/2" holes for mounting the magnets.
NOTE:NOTE:
NOTE:NOTE:
NOTE: Distance (D) between each set of drilled holes must be equal within
1/8" [3 mm] to ensure accuracy of system.
EIGHT HOLE STUD PATTERN SIX HOLE STUD PATTERN
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