The Pulleys Must Stay Aligned When You Adjust The Belt Tension; How To Do Maintenance On Pulleys And Belts; Figure 13 A Tension Mechanism That Will Not Change The Angle Of The Pulleys; Figure 14 Some Pairs Of Tension Mechanisms That Can Change The Angle Of The - Milnor 42044WR2 Mechanical Parts And Service

Drive Assemblies
The pulleys must stay aligned when you adjust the belt
tension
Some tension mechanisms do not have an effect on pulley and shaft requirements. Pulleys will
stay aligned when you adjust them.
are a pair of threaded rods, you must adjust the nut, on each rod carefully. If not, the pulleys will
not stay aligned. Examples of this type are shown in
Figure 13. A Tension Mechanism that will not Change the Angle of the Pulleys
Figure 14. Some Pairs of Tension Mechanisms that Can Change the Angle of the Pulleys

How to Do Maintenance on Pulleys and Belts

Table 23. Typical Tools for Pulley and Belt Maintenance
Tool
Torque wrench Make the bushing bolts the same
torque to get the minimum axial
run-out.
Laser, straight Align pulleys
edge, or string
54
BNUUUM02.C09 0000274654 A.3 A.4 A.2 2/4/20 8:08 AM Released
Figure 13 is an example of these. Where tension mechanisms
Function
Figure 14 .
BNUUUM02.C10 0000274653 A.3 A.4 3/6/20 4:49 PM Released
Related Data
Figure 11 , item 2
Tools are listed in order of preference.
and Figure 15
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