5-56
CHAPTER 5 Periodic Inspection
Fig. 5-49
9) Remove the bolts (M4×15L, 4 pieces) securing the R-axis motor plate at
the top of the Y-axis arm. (See Fig. 5-50.)
10) Loosen the pulley set screw (M4, 2 pieces) and remove the pulley from the
wave generator. (See Fig. 5-50.)
11) Remove the harmonic drive installation bolts (M3×30L, 13 pieces) and pull
out the harmonic drive from the bottom of the Y-axis arm. (See Fig. 5-50.)
M4×15
M3×30
M4 Set screw
Pulley
Fig. 5-50
12) Remove the retaining ring for the wave generator and pull out the wave
generator from the bottom of the Y-axis arm.
CAUTION
AN O-RING IS FITTED TO THE FASTENING PLATE, SO BE CAREFUL
NOT TO LET IT DROP INTO THE PERIPHERAL UNIT. (SEE FIG. 5-49.)
CAUTION
AN O-RING IS FITTED TO THE FASTENING PLATE, SO BE CAREFUL
NOT TO LET IT DROP INTO THE PERIPHERAL UNIT.