Aquasub engineering ADP 03SF Panduan Pengoperasian - Halaman 11

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TROUBLE SHOOTING
If you find any trouble during operation of the pump, please follow the
guidelines to overcome some of the troubles given below.
TROUBLE
Pump doesnot start
Or Starts but stops
Immediately
Low delivery rate or
no delivery.
Pump generates
vibration or
excessive noise.
Pump does not
stop automatically
Motor not running
Conduct trial operation after maintenance or inspection.
Dispose replaced components and oil with appropriate care, to save
environment.
For unsolvable troubles in the pump, contact the dealer where this
pump was purchased or the "AQUASUB ENGINEERING's" sales office
in your area for specialized service.
Do not try to solve unspecified troubles of pump, as it may lead to
severe damage to the pump or personal injuries.
PROBABLE SOLUTION
1. Check the power supply.
2. Ensure float switch operation and water level,
3. Check that the pump is not placed in sludge.
1. Check power supply,
2. Ensure the strainer is free from blocks,
3. Ensure that the direction of rotation is correct,
4. Make sure for free rotation of impeller,
5. Check for blocks in delivery line,
6. Check the impeller, if damaged or worn change it.
1. Ensure proper installation
2. Check the bearing, if damaged change it.
1. Check proper function of float switch
1. Check for overheat, if overheated allow the pump
to cool down. Pump may be tripped by thermal
overload protector.
2. Check for impeller choke.