Tsurumi Pump LB-480 Operation Manual

Submersible portable dewatering pump

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Starting and operating instruction (59 pages)

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Summary of Contents for Tsurumi Pump LB-480

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Page 17 All manuals and user guides at all-guides.com 17200120/B-10083-3 Submersible Portable Dewatering Pump LB-1500 LBT-1500 OPERATION MANUAL INTRODUCTION Thank you for selecting the Tsurumi LB Submersible Portable Dewatering Pump for your application. This equipment should not be used for applications other than those listed in this manual. Failure to observe this precaution may lead to a malfunction or an accident.
Page 18 All manuals and user guides at all-guides.com 1 BE SURE TO READ FOR YOUR SAFETY Be sure to thoroughly read and understand the SAFETY PRECAUTIONS given in this section before using the equipment in order to operate the equipment correctly. The precautionary measures described in this section are intended to prevent danger or damage to you or to others.
Page 19 All manuals and user guides at all-guides.com CAUTION Be sure to provide a ground wire Prevent a metallic object or dust securely. Do not connect the from sticking to the power plug. Adhesion of foreign object to the ground wire to a gas pipe, water pipe, lightening rod, or plug could cause electrical telephone ground wire.
Page 20 All manuals and user guides at all-guides.com CAUTION Do not use the product for hot or When the product will not be used warm liquid over 40℃, as doing so for an extended period, be sure to will damage the product, which turn off the power supply (earth may lead to electrical leakage or leakage circuit breaker, etc.).
Page 21 All manuals and user guides at all-guides.com 2 PART NAMES Example Cabtyre Cable Hose Coupling Handle Oil Lifter Mechanical Seal Lubricant Oil Plug V-Ring Shaft Sleeve Oil Casing Wearing Pump Casing Impeller Strainer Stand 3 PRIOR TO OPERATION After unpacking, verify the contents. Product Inspection Inspect the product for damage during shipment, and make sure all bolts and nuts are tightened properly.
Page 22 All manuals and user guides at all-guides.com Product Speciﬁcations CAUTION Do not operate this product under any conditions other than those that have been speciﬁed. Major Standard Speciﬁcations Consistency and Water, Rain Water, Font Water, Sand carring Water, Applicable Liquids Temperature Ground Water ;...
Page 23 All manuals and user guides at all-guides.com Three-phase power supply: Three-Phase MΩ Use a megger to measure the resistance be- tween each core of the cabtyre cable and the U V W G (green) ground wire to verify the insulation U-Red(Brown) G-Green(Green/Yellow) resistance of the motor.
Page 24 All manuals and user guides at all-guides.com 5 ELECTRICAL WIRING Electrical Wiring Work WARNING • All electrical work must be performed by an authorized electrician, in compliance with local electrical equipment standards and internal wiring codes. Never allow an unauthorized person to perform electrical work because it is not only against the law, but it can also be extremely dangerous.
Page 25 All manuals and user guides at all-guides.com Motor Protector The pump is equipped with a built-in motor protector (circle thermal protector). If a current overload or overheating occurs under the symptoms given below, the pump will stop automatically to protect the motor regardless of the water level at the time of operation.
Page 26 All manuals and user guides at all-guides.com 6 OPERATION Prior to Operation (1) Once again, check the nameplate of the pump to verify that its voltage and frequency are correct. CAUTION Improper voltage and frequency of the power supply will prevent the pump from attaining its full potential, and may also damage the pump.
Page 27 All manuals and user guides at all-guides.com (3) Connect the pump to the pipe and submerge it in water. (4) Operate the pump for a short time (3 to 10 minutes) and perform the following checks: Using an AC ammeter (clamp), measure the operating current at the phases U, V, and W that are connected to the terminal board.
Page 28 All manuals and user guides at all-guides.com 7 MAINTENANCE AND INSPECTION Regular maintenance and inspection are indispensable to maintaining the pump's performance. If the pump behaves differently from its normal operating condition, refer to section "9. Troubleshooting" and take appropriate measures at an early stage. We also recommend that you have a spare pump on hand for an emergency.
Page 29 All manuals and user guides at all-guides.com Storage If the pump will not be operated for a long period of time, pull the pump up, wash the pump, allow it to dry, and store it indoors. Note: For reinstallation, be sure to perform a trial operation before putting the pump into operation.
Page 30 All manuals and user guides at all-guides.com 8 DISASSEMBLY AND REASSEMBLY PROCEDURE Prior to Disassembly and Reassembly WARNING Before disassembling and reassembling the pump, be sure that the power supply (i.e. circuit breaker) is disconnected, and remove the cabtyre cable from the outlet or the terminal board.
Page 31 All manuals and user guides at all-guides.com Reassembly Procedure Observe the precautions given below and reassemble the unit in the reverse order of disas- sembly. Note: After completing the reassembly, make sure to ﬁll the pump with the speciﬁed amount of oil.
Page 32 All manuals and user guides at all-guides.com 9 TROUBLESHOOTING WARNING To prevent serious accidents, disconnect the power supply before inspecting the pump. Read this Operation Manual carefully before requesting repair. After re-inspecting the pump, if it does not operate normally, contact the dealer where this equipment was pur- chased, or the Tsurumi sales ofﬁce in your area.

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