position / speed mode - Harmonic Drive LLC
position / speed mode - Harmonic Drive LLC
position / speed mode - Harmonic Drive LLC
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Chapter 7Trouble shooting<br />
Form A of prior page<br />
From B of prior page<br />
Loose<br />
screws in<br />
connection,<br />
broken wire<br />
N<br />
Y<br />
Verify motor cable<br />
connection.<br />
Is voltage of<br />
driver’s UVW<br />
correct<br />
Y<br />
N<br />
<strong>Drive</strong>r failure<br />
Is phase<br />
order<br />
correct<br />
N<br />
Correct them.<br />
Is phase<br />
order<br />
correct<br />
N<br />
Correct them.<br />
Y<br />
No layer<br />
short,<br />
grounding<br />
in motor<br />
Y<br />
Actuator failure<br />
Y<br />
Actuator failure<br />
N<br />
Is output<br />
shaft<br />
locking<br />
Y<br />
Release<br />
locking.<br />
N<br />
Actuator failure<br />
Unstable rotation<br />
Start<br />
Supply<br />
voltage<br />
correct<br />
Y<br />
Is voltage<br />
within its<br />
allowance<br />
Y<br />
Is temperature<br />
normal in<br />
cabinet<br />
Y<br />
N<br />
N<br />
N<br />
Input correct<br />
voltage.<br />
Review transformer<br />
and other power<br />
capacities<br />
Review heat generating devices<br />
and the cooling system.<br />
To next page<br />
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