1. Remove the Stairarm from the Input Drive Crank:
a. Remove the #2 Phillips screw fastener and slide the Outer Pivot Block cover rear-
ward and away from the frame to remove. Retain part(s) and/or fastener(s) for
installation.
b. Remove the #3 Phillips Nylock screw and the Crank Retention Plate. Discard the
Nylock screw and retain the Crank Retention Plate for installation.
CAUTION
: Do not reuse the removed Retention Plate Nylock patch screw
fastener for installation. Discard the removed bolts and order new bolts for
installation, see
, bubble # 283.
c. Use external 0.047" retaining ring pliers to remove the Stairarm Pivot Block retain-
ing ring. Retain part(s) and/or fastener(s) for installation.
d. Remove the Stairarm off the Crank Spindle and carefully lay on the floor.
e. Remove the Pivot Block inner wave washer and flat washer off the Crank
Spindle. Note that the flat washer sets against the crank. Retain part(s) and/or
fastener(s) for installation.
f. Remove the two 5/16" hex head bolts and remove the Inner Pivot Block cover.
Retain part(s) and/or fastener(s) for installation.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 149
6 Replacement Procedures
Stairarm Replacement