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| The pump is leaking |
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| The rubber o-ring or the mechanical seal are failing |
Send the pump to the nearest authorized repair center |
| Inlet-outlet ports fittings are loose or sealant failed |
Apply new sealant or tape and tighten the fittings. Ensure sealant does not fall into the pump |
| The relief valve cap or the strainer cap are loose |
Tighten the cap |
| Strainer cap o-ring or relief valve o-ring are damaged |
Contact Fluid-o-Tech for spare parts |
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| The motor stalls or overloads and cuts off |
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| Lime and mineral deposits in the pump have caused it to stop |
Send the pump to the nearest authorized repair center |
| The pump and the motor are misaligned |
Turn the motor off and disconnect it from the power supply. Remove the pump from the motor. After remounting the pump onto the motor make sure it is aligned |
| The motor may be defective |
Contact your motor supplier |
| The motor may be wired for the wrong voltage |
Ensure wiring is correct by checking it against the wiring diagram |
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| The pump is working below capacity |
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| Inlet port is obstructed or restricted |
Clean the inlet inlet line. Clean or replace the filter if present |
| The pump is rotating in the wrong direction |
Change the motor rotation by checking the wiring against the wiring diagram |
| Relief valve setting is not correct |
Contact the nearest Fluid-o-Tech distributor for resetting |
| Wear and tear of internal parts |
Have the pump rebuilt by your Fluid-o-Tech authorized repair center |
| Low motor rpm |
Ensure your motor is working properly and check the frequency rating (50 Hz or 60 Hz) |
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| The pump is noisy |
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| The pump and the motor are misaligned |
Turn the motor off and disconnect it from the power supply. Remove the pump from the motor. After remounting the pump onto the motor make sure it is aligned |
| O-ring or gasket on the domed nut or strainer cap is defective |
Replace the o-ring or the gasket. Do not tamper with the relief valve. Contact your nearest Fluid-oTech repair center |
| Coupling, mounting bolt or V-band clamp is loose |
Turn the motor off and disconnect it from the power. Ensure the pump is properly aligned and tighten the component |
| Inlet is clogged or restricted |
Clean out the inlet line |
| Strainer cap or domed nut on the relief valve is loose |
Tighten the loose component |
