Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu- facturer of said products and not by Grundfos' warranty. Grundfos will not be liable for damage or wear to products caused by abnormal operating conditions, accident, abuse, misuse, unauthorized alteration or repair, or if the product was not installed in accordance with Grundfos' printed installation and operating instructions.
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Unilift KP 150, KP 250, KP 350 Installation and operating instructions Notice d’installation et d’entretien Instrucciones de instalación y funcionamiento...
6. Float switch (optional). Maximum installation depth 1.1 Applications 30 feet below liquid level. The Grundfos Unilift KP 150, KP 250 and KP 350 pumps are single-stage submersible pumps designed for pumping grey water. CAUTION: This pump has been evaluated for use...
1.3 Sound pressure level Other recommendations: • For portable or temporary installations, plastic dis- The sound pressure level of the pump is lower than charge pipe can be used in conjunction with a the limiting values stated in the EC Council Directive suitable screwed/hose connector.
Start Stop Start Stop The dismantling of the pump is carried out as fol- lows: Unilift KP 150 1. Disconnect the electricity supply. 11.5" 5.5" 12,5" 3.5" Unilift KP 250 2. Allow the pump to drain.
4. Check that the impeller can rotate freely. If not, remove the impeller: • Slacken and remove the nut on the motor shaft (13 mm). Prevent the impeller from rotating by means of a screwdriver, see fig. 10. • Clean the impeller and around the shaft. Fig.
Electrical cord Impeller Gasket Pump housing Strainer Fig. 11 6. Fault finding chart Fault Cause 1. Motor does not start. a) Supply failure. b) Pump switched off by float switch/vertical level switch. c) Fuses are blown. d) Thermal relay has cut out the electricity supply to the motor (see 2.
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