| TROUBLE - SHOOTING |
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| Description of Trouble |
Causes |
Disposition Method |
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| No running of Motor |
1. Circuit Open |
1. Check circuit
lines Voltage |
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2. Poor Power Source |
2. Check circuit line
wires & cable |
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3. Low voltage |
3. Check line wires
and source voltage |
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4. Broken or inner
broken-cable |
4. Replace new cable |
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5. Locked Impeller |
5. Clean-up impeller
housing or check rotating parts |
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6. Motor protector ON
or no malfunction |
6. See next
description |
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7. Insufficient phase
of the power |
7. Check each
phase-current and wires |
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| Motor protector holding ON or |
1. Over burden due to
heavy sand water |
1. Use water filter
or replace a higher wattage motor |
| no malfunction |
2. Locked impeller |
2. Clean up impeller
house |
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3. Insufficient phase
of the power |
3. Check each
phase-current and wires |
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4. Wrong power supply |
4. Check power supply
source and voltage |
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5. Protector
malfunction or non-refunction |
5. Replace new one or
adjust |
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6. Protector
burned-out |
6. Replace new one |
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