- SMC Actuators Operating Manual
37
14.5.4 Adjusting the Belt Tension (RA5R)
Remove the pulley case cover and loosen the four motor-unit affixing bolts.
Pass a looped string (or long tie-band) around the motor unit, and pull the string to the specified tension
using a tension gauge. In this condition, uniformly tighten the motor-unit affixing bolts.
[Recommended tightening torque for adjustment bolts]
Tension: 6 ± 0.2 kgf
Motor-unit affixing bolts
(Use an Allen wrench of
3 mm across flats.)