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VI. MAINTENANCE AND STORAGE
Before any intervention on product, ensure that product is disconnected from its power source.
6.1- Maintenance
1.
The pump does not require specific cleansing.
2.
However, if you remove pump for storage, rinse out the pump with clean water, including the
suction circuit.
After using the pump in a swimming pool or garden pond/basin, thoroughly rinse it with clean
water, including the suction line.
3.
Before each re-use, ensure that all parts of the pump are in good working order.
4.
Do not use aggressive cleansers (solvents or abrasive cleansers), or an abrasive sponge or sharp
point scrapers.
5.
Where there is the risk of freezing or the pump is not sufficiently submerged, the pump should
be removed from water, and emptied and kept in a dry place.
6.
Do not let the pump submerged in water for a long time when unused, it should be cleaned in
running clean water for a few minutes on both inside and outside of the pump, then put it in a
room with good ventilation.
7.
When the pump stops operation because of some trouble, you should cut off the power and find
out the reason. After the trouble is removed, the pump can be run again.
8.
If some problems appear on both pump and motor, it must be repaired by experienced
technicians or send the pump to the maintenance department your dealer, otherwise we decline
responsibility.
9.
You are advised to check the following periodically: The condition of the cables and grommets,
especially at their attachment.
6.2- Breakdown
Never attempt to dismantle the pump.
If necessary, have it checked and repaired by an authorized centre (consult your dealer).
6.3- Troubleshooting
Trouble
Main reasons
Solution
Difficult
start
1. Power voltage too low;
2. Impeller clogged
3. Big loss of cable voltage
1. Adjust voltage to 0.9 to 1.1 times the rated range.
2. Adjust clogged part.
3. Select the proper cable.
Less water
outlet
1. Head to high
2. Strainer and inlet hole clogged
3 Impeller worn badly
4. Submersion too shallow and air sucked in.
5. Discharge hose disconnected, leaking or
worn out
1. Use within the rated head range
2. Remove water weed or foreign matter
3. Replace impeller
4. Adjust the submersion depth to no less than 0.5m
5. Check hose connection, fix it or replace if
required.
Sudden stop
1. Switch disconnected or fuse burnt
2. Impeller clogged
3. Stator winding burnt
1. check whether the head in use or power voltage
are in compliance with requirements and adjust
accordingly.
2. Remove foreign matter
3. Seek assistance from authorised
service centre
Stator
winding
burnt
1- Run too long with phase lost
2. Winding turn-to-turn short circuit or short
circuit between phases due to mechanical
seal leakage
3. Impeller clogged
4. Pump started to frequently
5. Pump overloaded
Seek assistance from vendor or
authorised service centre
