IAI America RCP4-RA6R - Manual (Page 66)

5. Maintenance Inspection
60
3) Adjust the belt tension.
Hand a cable band (thin string) on the edge of the motor unit and pull it on a tension gauge with the specified load
(specified value of the belt tension).
When the load reached the specified, tighten the screws with a 2.5mm-sized (RA5R) or 3mm-sized (RA6R) hex
wrench to hold the unit in the place.
Belt Tension
RA5R 25 to 30N
RA6R 80 to 90N
RA5R Tightening Torque : 162 N • cm
RA䋶R Tightening Torque : 323 N • cm
4) Tighten the three screws to hold the pulley cover with a 1.5mm-sized hex wrench to attach the pulley cover.
Tightening Torque : 25.4 N • cm
Cable band (thin string) Screw
Belt Tension
Belt Tension
Pulley Cover
Screw