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Inspection of motor
1. Sound (noise)
and vibratioon
2. Temperature
rise
Frequency
Monthly
o Check if foreign
sound or intense' vib-
ration occurs.
If foreign sound or in-
tense vibration occurs,
perform the following
check:
1. Check foundation and
installation.
2. Check shaft alignment.
3. Check if vibration is
transmitted through
shaft coupling.
4. Check if bearing is
damaged.
5. Check if noise or vib-
ration is caused by
reduction gear or
belt.
6. Check control equip-
ment for condition.
7. Check cooling' fan for
condition.
8. Check belt tension.
Monthly
o Check bearing tempera-
ture.
(Amb. temp. + lot0 4oocj
Check motor frame temp-
erature.
If temperature is high ex-
cessively, perform the
following check:
Check
Remedy
Clean.
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Table of Contents
Troubleshooting
