First Stage Drive Belt Replacement
About
This procedure provides instruction to remove and install the First Stage Drive Belt.
A Two Stage Input Drive system utilize a two stage drive belt system, a first stage drive belt
and second stage drive belt, that uses a Step-up Pulley/Tensioner assembly to connect the
input drive assembly to the generator/brake assembly. Always adjust the first stage drive belt
first and then the second stage drive belt.
Specifications
System Component
Specification
First Stage Belt Drive Tension - New
(1)
140-150 lbs (63.5 - 68 kgs)
First Stage Belt Drive Tension - Used
(1)
125 - 135 lbs (56.7 - 61 Kgs)
Drive Component Assy Carriage Bolts
110-120 lbs (50- 54.4 kgs)
(1) New belt tension applies to new belt first time installations. Used belt tension applies to
reinstalling an existing belt or when re-tensioning an existing used belt.
Procedure
Review entire procedure before starting.
Removal Instructions
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 86
6 Replacement Procedures
First Stage Drive Belt Replacement