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SQ2 Series
Submersible Stainless Steel Wastewater Pumps
OPERATION MANUAL
INTRODUCTION
Thank you for selecting the Tsurumi SQ2 Submersible Stainless Steel Wastewater Pumps.
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. In the event of
a malfunction or an accident, the manufacturer will not assume any liability. After reading
this Operation Manual, keep it in a location that is easily accessible, so that it can be
referred to whenever information is needed while operating the equipment.
TSURUMI MANUFACTURING CO., LTD.
with Vortex Impeller
1. BE SURE TO READ FOR SAFTY ................................... 1
2. PART NAMES.................................................................. 4
3. PRIOR TO OPERATION ............................................... 4
4. INSTALLATION ............................................................. 5
5. ELECTRICAL WIRING .................................................... 8
6. OPERATION .................................................................... 10
7. MAINTENANCE AND INSPECTION ............................... 12
8. DISASSEMBLY AND REASSEMBLY PROCEDURE ...... 14
9. TROUBLESHOOTING .................................................. 15
CONTENTS
17200479/B-10232-1
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Summary of Contents for Tsurumi Pump SQ2 Series
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Page 1: Table Of Contents
17200479/B-10232-1 SQ2 Series Submersible Stainless Steel Wastewater Pumps with Vortex Impeller OPERATION MANUAL INTRODUCTION Thank you for selecting the Tsurumi SQ2 Submersible Stainless Steel Wastewater Pumps. This equipment should not be used for applications other than those listed in this manual. -
Page 2: Be Sure To Read For Safty
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 3 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, plug could cause electrical water pipe, lightening rod, or telephone ground wire.
- Page 4 CAUTION Do not use the product for hot or When the product will not be used , as doing so warm liquid over 40 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.).
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Page 5: Part Names
2 PART NAMES Example Cabtyre Cable Handle Hose Coupling Screwed Flange Mechanical Seal Oil Lifter Oil Plug Upper Pump Casing Lower 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. Specification Check Check the nameplate of the unit to verify that it is the product that you have ordered. -
Page 6: Installation
Product Specifications CAUTION Do not operate this product under any conditions other than those that have been specified. Failure to observe this precaution can lead to electrical shock, electrical leakage, fire, water leakage or other problems. Major Standard Specifications Fluid Property Waste water and Other Liquids ;... -
Page 7: Precautions During Installation
Precautions During Installation WARNING When installing the pump, be mindful of the pump's center of gravity and weight. If the pump is not suspended properly, the pump may fall and break, which may lead to injury. CAUTION When installing or moving the pump, never suspend the pump by the cabtyre cable. - Page 8 Connecting a Hose Hose Band Hose (1) When a hose is used, attach the hose to the hose Discharge Connection coupling as far as it will go, then fasten it securely with a Hose Coupling hose band. (2) Operate the pump in a location that has a sufficient water level and collects water easily.
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Page 9: Electrical Wiring
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 10: Motor Protector
Motor Protector The pump is equipped with an internal motor protector.(Circle Thermal Protector / Miniature Protector) If a current overload or overheating occurs under the symptoms given below, the motor will stop automatically to protect the motor regardless of the water level at the time of operation. In this type of motor protector, the motor will automatically restart after cooling down. -
Page 11: Operation
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. Note: Verify the specs on the pump's nameplate. -
Page 12: Operating Water Level
Using an AC voltmeter (tester), measure the voltage at the terminal board. Power supply voltage tolerance = within ± 5 % of the rated voltage Ground COUNTERMEASURE If the power supply voltage deviates from the variation value, the cause of the deviation may be the capacity of the power supply or the extension cable that is used. -
Page 13: Maintenance And Inspection
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 14 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. If the pump remains immersed in water, operate it on a regular basis (i.e.
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Page 15: Disassembly And Reassembly Procedure
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. Do not connect or disconnect the power plug with a wet hand, in order to prevent electrical shock. -
Page 16: Troubleshooting
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 purchased, or the Tsurumi sales office in your area.
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