IAI America RCP2-BA7U - Manual (Page 51)

4. Maintenance Inspection
45
14) Adjust the belt to the specified tension.
Move the slider to the motor-side mechanical end, guide a wire around the counter-motor side
pulley bracket, and then pull the wire uniformly from both ends using tension gauges.
With the wire pulled to a specified tension from both ends, tighten the adjustment bolts.
(Refer to the table below to find the tension appropriate for your actuator and the stroke.)
Model Tension
Stroke: 500 to 650mm Stroke: 700 to 850mm Stroke: 900 to 1000mm BA6
BA6U 6Kgf 8Kgf 10Kgf
Stroke: 600 to 750mm Stroke: 800 to 950mm Stroke: 1000 to 1200mm BA7
BA7U 8Kgf 10Kgf 12Kgf
Wire
Pull both ends uniformly using tension
gauges by making sure the pulley bracket
does not deform.
M4 hexagon socket-head bolts for
adjustment
Tightening torque: 360N cm (36.7kgf cm)
15) Apply grease on the belt-cover support and the backside of the belt cover.
Kyodo Yushi Multemp LRL3 or equivalent
[Belt-cover support] [Back of belt cover]
16) Install the side cover (thin-head screw M4 × 6, 2pcs), front cover (hexagon socket-head bolt M3 ×
8, 2pcs) and rear cover (hexagon socket-head bolt M3 × 8, 2pcs).
If the motor is installed at the bottom of the actuator, also install the bracket cover (thin-head screw
M3 × 4, 2pcs).