Precor Precision 400 Series Service Manual page 169

right side bar threads but do not tighten.
d. Place the compression tool spacer "wave washer cutout" over the two wave washers
between the inner and outer flat washers. The spacer tool provides the correct wave
washer precompression gap when tightening the compression tool bolts.
e. Alternately tighten the upper and lower pillow block replacement tool bolts until the
compression tool spacer fits snug between the flat washers. Do not over tighten the
bolts. You should be able to pull the spacer away from the shaft when correctly
tightened.
6. Secure the left and right pillow block bearing assemblies to the input drive weldment
using the 1/2" hex head bolts (4x) and washers (4x). Fully tighten and torque the
mounting bolts to 120 in-lbs (10 ft-lbs, 13.6 Nm).
7. Replace the crankarms, see
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
"Crankarm Assembly Replacement" on
6 Available Replacement Procedures
Pillow Block Bearing Replacement
page 151.
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