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Multiquip MQ62TDD manual Troubleshooting Pump, Pump Troubleshooting

Models: MQ62TDD

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TROUBLESHOOTING (PUMP)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following thediagnosis based on the Troubleshooting (Tables 11 and 12) information shown below and on the next pages. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 11. PUMP TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Not enough priming water in the housing?

Add water.

 

 

 

 

Engine speed too low?

Increase throttle.

 

 

 

 

Strainner plugged?

Clean strainer.

 

 

 

 

Suction hose damaged?

Replace or repair hose, and clamps

 

 

 

 

Air leak at suction port?

Check that fittings are tight and properly sealed.

 

 

 

Pump does not take on water.

Pump is located too high above water line?

Move pump closer to water.

 

Debris collecting in pump housing?

Clean pump housing.

 

 

 

 

Too much distance between impeller and wear

Adjust clearance by adding shims or replace impeller.

 

plate.

Min. .010" - Max. .020

 

 

 

 

Water leaking out weep hole between pump and

Check condition of mechanical seal and gaskets,

 

engine?

between pump end and engine housing.

 

 

 

 

Suction lift or dis-charge head too high.

Check hose/pipe installation.

 

 

 

 

Engine speed too low?

Increase throttle speed.

 

 

 

Pump takes in water, little or no

Suction strainer partially plugged?

Clean strainer.

discharge.

 

 

Impeller/Wear Plate worn?

Adjust clearance by adding shims or replace

 

 

 

impeller/wear plate.

 

 

 

 

Fittings/clamps are not sealed properly?

Tighten, replace or add clamp. (Keep extra seals on

Suction hose leaks at inlet.

pump)

 

 

 

 

Hose diameter is too large?

Use smaller diameter hose or replace hose.

 

 

 

Discharge does not stay on

Pressure too high?

Check pressure, add additional clamp.

 

 

coupling.

Hose kinked or end blocked?

Check hose.

 

 

 

 

 

Impeller jammed or blocked?

Open pump cover and clean dirt and debris from

 

 

inside housing.

Impeller does not turn: pump is

 

 

Impeller and wear plate binding?

Adjust clearance by removing shim from behind

hard to start.

impeller.

 

 

 

 

 

 

Defective engine?

See Deutz Engine Owner's Manual.

 

 

 

PAGE 48 — MQ62TDD TRASH PUMP • OPERATION AND PARTS MANUAL — REV. #0 (07/30/09)

Page 47 Page 49
Page 48
Image 48
Multiquip MQ62TDD manual Troubleshooting Pump, Pump Troubleshooting
Page 47 Page 49

MQ62TDD specifications

The Multiquip MQ62TDD is a robust engine-driven compressor designed to deliver exceptional performance and reliability in challenging job site conditions. This portable unit is engineered for a wide range of applications, including construction, HVAC, and industrial use. With its powerful engine and user-friendly features, the MQ62TDD stands out as an ideal choice for contractors needing dependable air supply on the go.

One of the primary features of the MQ62TDD is its impressive air output. The unit boasts a maximum air flow rate of up to 62 CFM, allowing it to power multiple pneumatic tools simultaneously. Whether you are operating jackhammers, nail guns, or air impact wrenches, the MQ62TDD ensures consistent and sufficient air pressure to keep your projects moving efficiently.

The MQ62TDD is equipped with a 9-horsepower Honda engine, providing the necessary power to drive the compressor. Honda engines are renowned for their durability and fuel efficiency, and this model is no exception. With an extended run time due to its large fuel tank, the MQ62TDD minimizes downtime, which can be crucial in time-sensitive projects.

In terms of technological advancements, the MQ62TDD features an advanced cooling system designed to keep the compressor operating at optimal temperatures, thus extending the lifespan of the unit. The unit’s lightweight design, combined with a sturdy frame, makes transportation on site straightforward. The integrated handle and collapsible wheels facilitate easy maneuverability, ensuring that the compressor can be relocated without hassle.

Safety is also a priority with the Multiquip MQ62TDD. The unit is designed with protective features such as a low oil shutdown mechanism, which helps to prevent engine damage by automatically turning off if the oil level gets too low. Additionally, the compressor features sound-dampening technology that significantly reduces noise levels, making it ideal for use in noise-sensitive environments.

Overall, the Multiquip MQ62TDD compressor is a versatile, durable, and user-friendly tool that meets the demands of professional contractors. With its high air output, reliable power source, advanced technologies, and safety features, it provides the efficiency and performance needed to tackle any job with confidence.