Multiquip Submersible Pump ST4125G User Manual

OPERATION MANUALTHIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.To fi nd the latest revision of this publication, visit our website at: www.multi

PAGE 10 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) ST4125G/ST6125G — GENERAL INFORMATION The Multiquip Model ST4125G a

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 11ST4125G/ST6125G — COMPONENTS Figure 2 shows the location of the basic

PAGE 12 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) FLOAT SWITCHESMechanical Float SwitchMechanically activated fl oat s

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 13Float Switches For unattended operation of the submersible pump two s

PAGE 14 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) FLOAT SWITCHES CB12/CB14 Control BoxesFor remote pumping applicatio

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 15CONTROL BOX INSTALLATION Control Box InstallationThe following proced

PAGE 16 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) CONTROL BOX INSTALLATION Connecting SW-1WOPA Float Switches to Cont

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 17230/460 VAC Voltage SelectionThe ST4125G/ST6125G submersible pumps ar

PAGE 18 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) CB12/CB14 CONTROL BOX POWER CONNECTIONS 3-Phase Power Installation

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 19CB12/CB14 CONTROL BOX WIRING LAYOUT 2. START FLOAT SWITCH. CONNECT TO

PAGE 2 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) TABLE OF CONTENTSST4125G/ST6125GSubmersible PumpTable Of Contents ..

PAGE 20 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) Pump Placement1. Attach a suitable lifting chain to the eye bolts

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 21OPERATION 1. When the electronic overload module detects an overload

PAGE 22 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) MAINTENANCE LubricationTo check the lubrication oil level of the me

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 23MAINTENANCE Impeller RemovalRefer to the the following procedure and

PAGE 24 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) MAINTENANCEElectrical Insulation TestingWhy perform electrical insu

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 25TROUBLESHOOTING Table 8. Pump TroubleshootingSYMPTOM POSSIBLE PROBLE

PAGE 26 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) CB12/CB14 CONTROL BOX WIRING DIAGRAM L1THREE PHASE WIRINGCONNECTION

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 27NOTES

OPERATION AND PARTS MANUALYour Local Dealer is:HERE’S HOW TO GET HELPPLEASE HAVE THE MODEL AND SERIALNUMBER ON-HAND WHEN CALLING© COPYRIGHT 2010, MULT

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 3NOTES

PAGE 4 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) SAFETY INFORMATIONDo not operate or service the equipment before rea

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 5SAFETY INFORMATIONGENERAL SAFETY CAUTION  NEVER operate this equipme

PAGE 6 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) SAFETY INFORMATIONPUMP SAFETY DANGER  NEVER operate the equipment

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 7SAFETY INFORMATIONNOTICE  ALWAYS make certain that the voltage suppli

PAGE 8 — ST4125G/ST6125G SUBMERSIBLE PUMP • OPERATION MANUAL — REV. #0 (11/18/10) ST4125G/ST6125G SUBMERSIBLE PUMP — SPECIFICATIONS Table 1. Specifi ca

ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 93.94 in.(100 mm)5.90 in.(150 mm)15.47 in.(393 mm)6.97 in.(177 mm)12.72