HS Series
Instruction Manual
MultiStage Centrifugal Pump
WALRUS PUMP CO., LTD.
ISO 9001 Certified
Page 1: ...HS Series Instruction Manual MultiStage Centrifugal Pump WALRUS PUMP CO LTD ISO 9001 Certified ...
Page 2: ...ump Model HS Series Conform to the following directive 2006 42 EC Machinery directive 2014 35 EU Low voltage directive 2014 30 EU EMC Electromagnetic compatibility directive Refer to the following standards EN ISO 12100 2010 EN ISO 13857 2008 EN 809 1998 A1 2009 EN 60335 1 2002 EN 60335 2 41 2003 EN 61000 6 2 2005 EN 61000 6 3 2007 R D department manager Kao Tien chuan Manager 1 ...
Page 3: ...sion resistant materials 4 Capable of transferring both plain and salt water 5 The pump is installed with thermostat protection switch to protect against dry running The pump will shut off when water temperature exceeds 55 C 130 F 6 The motor has a built in thermal overload to protect against high operating temperatures and over current 7 The pumps will lift water up to 7 6m with foot valve and pu...
Page 4: ...has dual voltage supply and the factory has preset the voltage before shipping 11 For your safety please hook up a circuit breaker and connect grounding connections to the pump in accordance with local regulations V Operation 1 Before starting the pump must be primed Please follow the procedure as shown in Fig 1 2 When the pump inlet is lower than the water supply level please remove the filling p...
Page 5: ...plied with a grounding conductor and grounding type attachment plug To reduce the risk of electric shock be certain that it is connected only to a properly grounded grounding type receptacle This mark located outside the connection box is a warning for an electrical hazard Before operation please check if the voltage is correct and be sure if the circuit breaker and grounding connectors are all co...
Page 6: ...ntally switched on Problem 1 pump does not start 2 Pump cuts out during operation 3 Electric shock 4 Pump runs normal but with very low discharge flow Cause a No power supply b Too low high voltage c Seized up pump a Seized up pump b Overloaded motor c Poor water supply d Overheating due to excessive water temperature Ineffective grounding Poor water supply Remedy Connect the electricity supply Ch...
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Page 8: ...omply with these instructions damage or breakdown caused by fair wear and tear negligence misuse incorrect installation inappropriate chemicals or additives in the water inadequate protection against freezing rain or other adverse weather conditions corrosive or abrasive water lightning or high voltage spikes or through unauthorized persons attempting repairs are not covered under warranty Walrus ...
