QP- 2TE Troubleshooting ENGINE/PUMP | Multiquip Qp-2TE guide

QP- 2TE — TROUBLESHOOTING (ENGINE/PUMP)

TABLE 7. ENGINE TROUBLESHOOTING (Continued)

SYMPTOM	POSSIBLE PROBLEM	SOLUTION

Operation not satisfactory

	Governor adjustment improper?	Adjust governor to correct lever.

	Governor spring defective?	Clean or replace ignition.
Rotational speed fluctuates.
Rotational speed fluctuates.	Fuel flow erratic?	Check fuel line.
	Fuel flow erratic?	Check fuel line.

	Air taken in through suction	Check suction line.
	line?

Recoil starter not working	Dust in rotating part?	Clean recoil starter assembly.
Recoil starter not working
properly.	Spring spring failure?	Replace spiral spring.
	Spring spring failure?	Replace spiral spring.

TABLE 8. PUMP TROUBLESHOOTING

SYMPTOM	POSSIBLE PROBLEM	SOLUTION

	Not enough priming water in the housing?	Add water.

	Engine speed too low?	Increase throttle.

	Strainer 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 does not take on water.	Pump is located too high above water line?	Move pump closer to 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 volute.	Adjust clearance by adding shims or replace impeller.
	Too much distance between impeller and volute.	Min. .006" - Max. .020"
		Min. .006" - Max. .020"

	Water leaking out weep hole between pump and	Check condition of mechanical seal and gaskets,
	engine?	between pump end and engine housing.

	Engine speed too low?	Increase throttle speed.

Pump takes in water, little or no	Suction strainer partially plugged?	Clean strainer.
discharge.
discharge.	Impeller/Volute worn?	Adjust clearance by adding shims or replace
	Impeller/Volute worn?	Adjust clearance by adding shims or replace
		impeller/volute

	Fittings/clamps are not sealed properly?	Tighten, replace or add clamp. (Keep extra seals on
Suction hose leaks at inlet.	Fittings/clamps are not sealed properly?	pump)
		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.
Discharge does not stay on
coupling.	Hose kinked or end blocked?	Check hose.
	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 does not turn: pump is	Impeller and volute binding?	Adjust clearance by removing shim from behind
hard to start.		Adjust clearance by removing shim from behind
hard to start.		impeller.
		impeller.

	Defective engine?	See Engine Owner's Manual.

QP- 2TE TRASH PUMP — OPERATION AND PARTS MANUAL — REV. #1 (08/10/10) — PAGE 29

Qp-2TE specifications

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