SHIMGE QJD Series Service Manual Download Page 2 | Manualshive

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I. Product Introduction

II. Operating Conditions

III. Structure Diagram

IV. Instructions for Installation and Use

V. Maintenance

VI. Troubleshooting

Contents

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Summary of Contents for QJD Series

Page 1: ...Models SG m SE m SS m QJD Mini type Clean water Centrifugal Electric Pump SERVICE MANUAL...

Page 2: ...I Product Introduction II Operating Conditions III Structure Diagram IV Instructions for Installation and Use V Maintenance VI Troubleshooting Contents...

Page 3: ...s dynamic seal in the motor and at the place of sealing of each xed spigot is an O shaped rubber seal ring used as the static seal QJD series is dry type Electric pump being composed of two parts i e...

Page 4: ...4 Fluid director 15 Wear washer 16 Guide vane 17 Ceramic shaft sleeve 18 Middle rubber bearing 19 Middle bearing block 20 Screw 21 Small press plate ii 22 Pump sleeve 23 Press plate for the cable 24 S...

Page 5: ...Stator core with winding Thermal protector all single phase three phase of 0 75 3kW Three phase of 4 7 5kW required external protection control box 12 Rotor 13 Upper retaining sleeve 14 Deep groove ba...

Page 6: ...11 Small press plate 12 Cross recess oval head screw 13 Press plate for the at cable 14 Pump sleeve 15 Small press plate 16 Shaft sleeve 17 Flat washer 18 Spring washer 19 Cross recess pan head screw...

Page 7: ...earing 11 Rotor 12 Deep groove ball bearing 13 Flat washer 14 Inner plug three pin plug 15 Wave spring 16 Mechanical seal 17 Upper retaining sleeve 18 Oring 19 Oil chamber 20 Closed terminal 21 Outer...

Page 8: ...e for the guide vane 16 Impeller 17 Guide vane collar 18 Guide vane 19 Middle supporting block collar 20 Middle supporting block 21 Middle shaft sleeve 22 Press plate 23 Pump sleeve 24 Cable press pla...

Page 9: ...eve 11 Stator core with winding 12 Bearing 13 Rotor 14 Bearing 15 Upper retaining sleeve 16 Wave spring 17 Flat washer 18 Mechanical seal 19 Oring 20 Oil chamber 21 Terminal 22 Screws set 23 Spring wa...

Page 10: ...4 Small press plate 3 Oring 2 Discharge chamber 1 Dust cover 22 Coupling 21 Mesh enclosure 20 Inlet joint 19 Screw 18 Cover plate for the guide vane 17 Impeller 16 Fluid director 15 Wear washer 14 Gui...

Page 11: ...ve 17 Cross recessed countersunk head screw 16 Oil chamber 15 Mechanical seal 14 Oring 13 Oil chamber cover 12 Cross recessed lentil headed screw 11 Mechanical seal 10 Sand prevention cushion 9 Shaft...

Page 12: ...damage please have a specialized person making replacement or repair 2 Before the Electric Pump operates please completely inspect the cold insulation resistance of the Electric Pump which shall be no...

Page 13: ...er wrapping 1 Properly arrange the connectors of core wires and make a four layer wrapping by use of the pressure sensitive tape with two ends wrapping a length of 30mm on the cable sheath and 10mm lo...

Page 14: ...e delivery pipe or take other proper measures for protection so as to avoid any tensile deformation due to the great dead weight of the cable 8 When the Electric Pump is submerged in water its depth s...

Page 15: ...the power supply in case that the Electric Pump is to be relocated or touched so as to avoid any accident V Maintenance 1 The matters needing attention prior to the disassembly of the motor for maint...

Page 16: ...blocked 3 Select a proper cable 4 Re insert the winding or carry out overhaul 1 The head is too high 2 The mesh enclosure is blocked 3 The impeller is seriously worn 4 The submersion depth of the Ele...

Page 17: ...0 12 0 17 0 22 0 28 0 38 0 43 Fault Cause Remedy Stator winding burnt 1 The mechanical seal is damaged and water leakage happens resulting interturn or interphase short circuit 2 The impeller is bloc...

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