Pumpex P 601 - Page 5

SERVICE INSTRUCTION
P 601 - P 3001
P 601/701/801/1001/1501/2001/3001.58.0308.Eng/Digital
5 (22)
C. Water inside top cover, and /or main cover
May be caused by:
1. Pump cable damaged or cut permitting water to penetrate into top
of pump
2. Loose cable gland or faulty assembly of gland.
3. Damaged 0-ring , foreign matter between motor housing and main
cover, or top cover
4. Wire(s) pinched between top cover and main cover.
5. Loose or missing nuts that secure top cover to main cover.
D. Pump operating at too low capacity
May be caused by:
1. Wrong direction of rotation.
2. Worn or damaged impeller and / or diffuser.
3. Clogged strainer.
4. Sharp bends, folds or restrictions
of the discharge hose.
5. Total Delivery Head (static head + friction losses) too high
E. Water-in-the-oil-chamber
May be caused by:
1. Defective shaft seal
2. Faulty assembly of 0-rings, mechanical seal, wear plate or