System Component Specification
Set screws 300 in-lbs (34 Nm)
Plastite screw fasteners 20 in-lbs (2.3 Nm)
Flathead screws 25 in-lbs (2.8 Nm)
Deck front fasteners 27-33 in-lbs (3.1-3.7 Nm)
Deck rear fasteners 50-55 in-lbs (5.6-(6.2 Nm)
Drive Motor fasteners 204 in-lbs (17 ft-lbs, 23 N-m)
Calibration Specification
System calibration specification:
System Component Specification
Lift Motor Jackscrew Calibration gap 1 1/8 in - 1 3/16 in (2.8 cm - 3.0 cm)
BeltTension Specification
.Belt tension specification:
System Component Specification
Drive Belt Tension New Belt
(1)
100-120 lbs (45-54 kgs)
Drive Belt Tension Used Belt
(1)
80-90 lbs (36-41 kgs)
Drive Motor fasteners 204 in-lbs (17 ft-lbs, 23 N-m)
Ammeraal brand running belt tension (gauge/-
percent)
3.75 (0.75%)
(2)
Forbo brand running belt tension (gauge/-
percent)
3.55 (0.55%)
(2)
(1)New belt tension applies to new belt first time installations. Used belt tension applies
to reinstalling an existing belt or re-tensioning an existing used belt.
(2)Referenced to 3.0 (0.0%).
Bolt Grade Identification
Bolt grade markings are used to categorize bolts according to the bolt material, man-
ufacturing process, and mechanical properties. The grade of the bolt is stamped on the
head of the bolt.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 13
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Bolt Grade Identification
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