Mitsubishi FREQROL-SF - The Cutting Force Degrades

1.3.8 The cutting force degrades
Item Cause Check
Remedy
1
The ROM No. is in-
o Check the ROM No. using
o Replace the ROM with a
correct. Appendix 11 Table 1.1.
correct one.
The torque limit com-
0 Check that CON1 pin No.5 o Turn off the limit command
mand is issued. (TLl) or No.21(TL2) is
input TLl and TL2 to
2
turned on by referencing release the torque limit.
Appendix l-4 or l-5.
The torque limit para-
o Check the parameter TLM
0 Correctly set the parameter
meter is incorrectly
value by referencing Refer-
value.
set.
ence 1.2.2(2) or 1.2.3(3).
3
o Amplifier parameter No.#35.
o NC parameter: #21 (PR)
. . .
9" CRT screen
NC parameter: #53 (PR)
. . .
14"CRT screen
4
The belt is loosen.
0 Check the tension of the o Correctly put on the belt.
belt.
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