Multiquip manual ST-2005 Series SUB. Pump -TROUBLESHOOTING

Page 20

ST-2005 SERIES SUB. PUMP —TROUBLESHOOTING

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 8 (Pump Troubleshooting) as a basic guideline for troubleshooting the pump. If the problem cannot be remedied, contact Multiquip's service department.

TABLE 8. PUMP TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

 

Check that proper voltage (115 VAC, 60 Hz, single-phase ) is being

 

Incorrect voltage/amps?

supplied to the pump. Also check that there is an adequate amount

 

of current (amps) to run the pump. Check power source circuit

 

 

 

 

breaker.

 

 

 

 

Check electrical connections?

If using float switches check wiring, inspect power cord.

 

 

 

 

Blown power fuse?

Replace fuse, check cause of blown fuse.

Pump Fails To Start

 

 

Impeller locked?

Disconnect power cord and check for clogging and improper impeller

 

 

clearance. Unclog pump. Check overload protection device.

 

 

 

 

 

 

 

Use multimeter to check motor insulation. Insulation resistance must

 

Wet motor windings?

be approximately 15 megaohms. If resistance is low, disassemble

 

 

pump motor and bake windings to dry them.

 

 

 

 

Defective motor and pump

Check for excessive bearing wear, if worn replace bearings. Replace

 

bearings?

motor if defective.

 

 

 

 

Twisted or restricted discharge

Lay hose flat un-kinked. Remove clog from hose line.

 

hose?

 

 

 

 

 

Clogged pump strainer?

Clean strainer.

Pump Fails to Deliver Full

 

 

 

Use a voltmeter to check voltage while pump is energized. Voltage

Output

 

Low voltage?

must be within ±10%. Check power source (no load and load). If an

 

 

extension cord is used, make sure it has adequate current-carrying

 

 

 

 

capacity for the required length.See Table 4.

 

 

 

 

Impeller worn?

Replace impeller.

 

 

 

Water in Seal Oil

Defective water seal?

Replace water seal.

 

 

Loose Oil Fill Plug?

Tighten securely.

 

 

 

 

PAGE 20 — ST-2005 SERIES SUBMERSIBLE PUMPS — OPERATION & PARTS MANUAL — REV. #3 (09/21/04)

Page 19 Page 21
Image 20
Page 19 Page 21
Contents Submersible Pumps Model ST-2005 Series Heres HOW to GET Help ST-2005 Series SUB. Pump -TABLE of Contents ST-2005 Series SUB. Pump Parts Ordering Procedures When ordering parts Please supply the following informationST-2005 Series SUB. Pump Safety Message Alert Symbols For Your Safety and the Safety of OthersGeneral Safety ST-2005 Series SUB. Pump Rules for Safe OperationMaintenance Safety EmergenciesST-2005 Series SUB. Pump Dimensions ST-2005 Series SUB. Pump Specifications SpecificationsControl Box Installation Warnings IntroductionST-2005 Series SUB. Pump Components Submersible Pump ComponentsHow It Works Float Switch TheoryDesign Features Mounting The Float Switch ST-2005 Series SUB. Pump Float Switch PIGGY-BACKFloat Switch ST-2005 Series SUB. Pump Float Switch Control BOX Control Box CB3Pump Power Connections Piggy-Back Cord Only ST-2005 Series SUB. Pump OperationHose Connections Attaching Lifting RopeST-2005 Series SUB. PUMP- Control BOX Installation Single-Phase Power Installation InputPower Cord Requirements Connecting Dual float Switch SW-1WOP To Control BoxPersonnel Connecting AC Power to the Control BoxConnecting AC Power to the Pump ST-2005 Series SUB. Pump CLEAN-UP Pump Shut-Down/Clean-upST-2005 Series SUB. Pump Maintenance Checking Hydraulic OilST-2005 Series SUB. Pump -TROUBLESHOOTING ST-2005 Series SUB. Pump Performance Curves Pump Performance CurvesST-2005 Series SUB. Pump Wiring Diagrams Page ST-2005 Series SUB. Pump Explanation of Code in Remarks Without noticeST-2005 Series SUB. Pump Suggested Spare Parts ST-2005T/TCUL Submersible Pump 1 to 3 UnitsST-2005T/TCUL Electric Submersible Pump Assy ST-2005T/TCUL Electric Submersible Pump Assy Part Name QTY RemarkST-2005/A/CUL Electric Submersible Pump Assy ST-2005 ST-2005A ST-2005CUL Submersible Pump AssyImpeller NUT Washer ST-2005 ST-2005A ST2005CUL Submersible Pump Assy SUC Cover ST-2005SB Electric Submersible Pump Assy Part Name ST-2005T Electric Motor Assy Motor B Bracket ST-2005TCUL Electric Motor Assy 269 0202005T269CUL ST-2005CUL Electric Motor Assy Motor Head Cover ST-2005SB Electric Motor Assy 0202005A130 Effective October 1, 2002 Terms and Conditions of Sale Parts Page Your Local Dealer is

ST-2005 specifications

The Multiquip ST-2005 is a compact yet powerful generator that stands out in the market for its reliability and efficiency, making it a popular choice for construction sites, outdoor events, and emergency power needs. Engineered to deliver dependable electricity, it is equipped with advanced features and technologies that cater to both professional and personal use.

One of the standout features of the ST-2005 is its robust 4-stroke engine, which provides an impressive output of 2000 watts. This engine is designed with fuel efficiency in mind, allowing users to run their electrical tools and devices for extended periods without frequent refueling. The generator’s fuel tank has a capacity of 1.8 gallons, providing an operating time of up to 10 hours on a quarter load, a significant advantage for users requiring consistent power throughout the day.

Portability is another key characteristic of the Multiquip ST-2005. Weighing in at just around 50 pounds, this generator features a compact design that includes a sturdy frame and integrated wheels, allowing for easy transportation to various job sites or events. The foldable handle adds to its portability, making it convenient to store when not in use.

The ST-2005 incorporates state-of-the-art technologies that enhance its performance and usability. This includes an integrated inverter system that ensures clean and stable power output, making it suitable for sensitive electronic devices such as laptops and smartphones. Along with this, the generator features a low oil shutdown mechanism, which automatically turns off the engine if the oil level drops below a safe threshold, thereby protecting the engine from damage.

User-friendly control panels are another hallmark of the Multiquip ST-2005. The generator comes equipped with multiple output outlets, including 120V and 12V options, allowing users to connect a variety of devices simultaneously. Additionally, an easy-to-read watt meter provides real-time information on power usage, ensuring that users can efficiently manage their energy consumption.

In conclusion, the Multiquip ST-2005 is designed for durability, performance, and ease of use. With its powerful engine, portability, advanced inverter technology, and user-friendly features, it serves as an invaluable tool for anyone needing reliable power on the go, making it a worthy investment for both professionals and home users alike.
Top Page Image Contents