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PAGE 14 — QP4TH TRASH PUMP • OPERATION AND PARTS MANUAL — REV. #3 (01/29/14) 

PUMP COMPONENTS

Figure 3 shows a typical application using the QP4TH centrifugal pump. Please note that this pump is intended for the 

removal of clean water.

Figure 3. QP4TH  Pump Application

NOTE:

CONTACT YOUR NEAREST

MULTIQUIP DEALER FOR

QUICK DISCONNECT HOSES

AND FITTINGS.

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3

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11

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2

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1. 

Pump — The model QP4TH is a 4-inch trash pump 

aused in general dewatering applications.Typical 

dewatering applications consist of manholes, septic 

tanks, fast and slow seepage ditch water, silt water, 

mud water and muck water.

2. 

Fill Cap — Prior to operation, the pump casing should 

be filled with water. Remove this cap to add water to 

the pump. After the initial prime, a sufficient amount of 

water will be retained in the casing so that the operator 

will not need to re-prime later.

3. 

Discharge Port — Connect a 4-inch discharge hose 

to this port.

4. 

Worm Clamp — Used to secure the hose to the inlet 

and outlet ports on the pump. Use two clamps to secure 

the hose on the inlet side of the pump.

5. 

Discharge Hose — Connect a flexible rubber 

hose to the discharge port on the pump. Make sure 

that the hose lays flat and is not kinked. Use only 

recommended type discharge hose. Contact Multiquip 

Parts Department for ordering information.

6. 

Suction Port — Connect a 3-inch inlet hose to this port 

Use two worm clamps to secure the hose.

7. 

Suction Hose — Connect this flexible rubber hose to 

the suction port on the pump. Make sure that the hose 

lays flat and is not kinked. Use only recommended type 

suction hose. Contact Multiquip parts department for 

ordering information.

8. 

Clean-out Cover Handles — To gain access to the 

pump's clean-out area, grip both handles, then pull to 

remove cover. Make sure both locking knobs have been 

released before attempting to remove clean-out cover.

9. 

Drain Plug — Remove this plug to drain water from 

the pump.

10. 

Clean-out Cover — Remove cover to gain access to 

the clean-out area.

11. 

Locking Knobs — Turn both knobs clockwise to 

secure clean-out cover, turn counter-clockwise to 

release cover.

12. 

Strainer — Always attach a strainer to bottom side of 

the suction hose to prevent large objects and debris 

from entering the pump. Strainer should be positioned 

so that it will remain completely under water. Running 

the pump with the strainer above water for long periods 

can damage pump.

Содержание QP4TH

Страница 1: ...ANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES To find the latest revision of this publication visit our website at www multiquip com MODEL QP4TH TRASH PUMP HONDA GX340K1QA2 GX340U1QA2 GX340UT2QA2 GA...

Страница 2: ...PAGE 2 QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PROPOSITION 65 WARNING...

Страница 3: ...QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PAGE 3 NOTES...

Страница 4: ...Information 13 Pump Components 14 Basic Engine 15 Inspection Engine 16 Setup 17 Operation 18 19 Maintenance Pump 20 21 Maintenance Engine 22 24 Storage 25 Troubleshooting Engine 26 Troubleshooting En...

Страница 5: ...iew Parts Diagrams Order Parts Print Specification Information Note Discounts Are Subject To Change Goto www multiquip com and click on Order Parts to log in and save Use the internet and qualify for...

Страница 6: ...y messages specifically address the level of exposure to the operator and are preceded by one of four words DANGER WARNING CAUTION or NOTICE SAFETY SYMBOLS DANGER Indicates a hazardous situation which...

Страница 7: ...e department This information will be invaluable in the case of an emergency PUMP SAFETY DANGER NEVER pump volatile explosive flammable or low flash point fluids These fluids could ignite or explode T...

Страница 8: ...Y WARNING NEVER operate the engine with heat shields or guards removed DO NOT remove the engine oil drain plug while the engine is hot Hot oil will gush out of the oil tank and severely scald any pers...

Страница 9: ...heriskofadangerousconcentration of combustible gases If the battery liquid dilute sulfuric acid comes into contact with clothing or skin rinse skin or clothing immediately with plenty of water If the...

Страница 10: ...be sent to a recycling center Metal recycling involves the collection of metal from discarded products and its transformation into raw materials to use in manufacturing a new product Recyclers and ma...

Страница 11: ...in 100 mm Discharge Size 4 0 in 100 mm Maximum Pumping Capacity 555 gallons minute 2 100 liters minute Max Solids Diameter 1 57 in 40 mm Max Lift 25 ft 7 62 meters Max Head 92 ft 28 0 m Max Pressure 4...

Страница 12: ...Net Weight 69 4 lbs 31 5 Kg Engine power ratings are calculated by the individual engine manufacturer and the rating method may vary among engine manufacturers Multiquip Inc and its subsidiary compan...

Страница 13: ...gned to be used for dewatering applications Both the suction and discharge ports on the QP4TH trash pump use a 4 inch diameter opening which allows the pump to pump at a rate of approximately 555 gall...

Страница 14: ...ect a flexible rubber hose to the discharge port on the pump Make sure that the hose lays flat and is not kinked Use only recommended type discharge hose Contact Multiquip Parts Department for orderin...

Страница 15: ...moved Figure 4 Engine Controls and Components INITIAL SERVICING The engine See Figure 4 must be checked for proper lubrication and filled with fuel prior to operation Refer to the manufacturers engine...

Страница 16: ...ngine oil filler hole See Figure 5 and wipe clean Figure 5 Engine Oil Dipstick Removal 3 Insert and remove the dipstick without screwing it into the filler neck Check the oil level shown on the dipsti...

Страница 17: ...ion and discharge hoses to the pump Check that all hoses are securely attached to the pump Make certain suction hose See Figure 3 does not have any air leakage Tighten hose clamps and couplings as req...

Страница 18: ...re pump damage will occur if pump has not been primed 4 Place the choke lever See Figure 10 in the OPEN position if starting a warm engine or the temperature is warm Figure 10 Engine Choke Lever Open...

Страница 19: ...hepumpcanreachtemperaturesof150 200 F in 15 to 20 minutes This can cause serious burns if this hot water comes into contact with unprotected skin Before touching or opening the fill plug or drain plug...

Страница 20: ...e is stopped This prevents backflow and allows for faster priming when the engine is restarted NOTICE 25 in Hg inches of mercury translates into 25 feet of lift at sea level MAINTENANCE PUMP CAUTION D...

Страница 21: ...QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PAGE 21 MAINTENANCE PUMP Figure 18 Pump Vacuum Tester...

Страница 22: ...Spark Plug CHECK CLEAN X REPLACE X Cooling Fins CHECK X Spark Arrester CLEAN X Fuel Tank CLEAN X Fuel Filter CHECK X Idle Speed CHECK ADJUST X 2 Valve Clearance CHECK ADJUST X 2 Fuel lines CHECK Ever...

Страница 23: ...n BLOW COMPRESSED AIR FROM THE INSIDE OUT DAILY 1 Thoroughly remove dirt and oil from the engine and control area Clean or replace the air cleaner elements as necessary Check and retighten all fastene...

Страница 24: ...fler protector then remove the muffler protector 3 Remove the 4 mm screw from the spark arrester then remove the spark arrester Figure 22 Spark Arrester Removal 4 Carefully remove carbon deposits from...

Страница 25: ...ny water from left in the housing Remove the pump cover and clean inside of pump housing Coat inside of pump housing with a light film of oil to reduce corrosion A spray can of oil works well for this...

Страница 26: ...ush fuel system and replace with fresh fuel Air Cleaner clogged Clean or replace air cleaner Fuel is available and spark plug ignites compression low Defective cylinder head gasket Tighten cylinder he...

Страница 27: ...ve 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 Min 006 Max 020 Water le...

Страница 28: ...guarantee the availability of the parts listed NOTICE When ordering a part that has more than one item number listed check the remarks column for help in determining the proper part to order QTY Colum...

Страница 29: ...NOB 1 0742214100 STEEL STRAINER 5 17210ZE3505 ELEMENT AIR CLEANER GX340K1QA2 5 17210ZE3010 ELEMENT AIR CLEANER GX340U1QA2 GX240UT2QA2 5 9807956846 SPARK PLUG GX340K1QA2 5 9807955846 SPARK PLUG GX340U1...

Страница 30: ...PAGE 30 QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PUMP ASSEMBLY...

Страница 31: ...RAIN COVER 1 17 1466330460 O RING CASING 1 18 1466214010P002 BASE 1 19 1401330360 DELIVERY COVER PACKING 2 20 0451290080 WASHER LOCK M8 WEAR PLATE 3 21 14662140210014 ENGINE BASE 1 REPLACES 1466214020...

Страница 32: ...PAGE 32 QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PUMP ASSEMBLY...

Страница 33: ...RING M8 VOLUTE CASING 3 47 0451250080 WASHER SPRING M8 DRAIN COVER SET HANDLE 4 48 0451250100 WASHER SPRING M10 CUSHION RUBBER 8 49 0451250100 WASHER SPRING M10 ENGINE 4 50 0451250100 WASHER SPRING M1...

Страница 34: ...PAGE 34 QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 ENGINE SERVICE PARTS...

Страница 35: ...2 GX240UT2QA2 3 17620ZH7023 CAP FUEL TANK 1 GX340K1QA2 3 17620Z4H020 CAP FUEL TANK 1 GX340U1QA2 GX240UT2QA2 4 28462ZE3W01 ROPE RECOIL STARTER 1 5 17210ZE3505 ELEMENT AIR CLEANER 1 GX340K1QA2 INCLUDES...

Страница 36: ...ducts h Items purchased in kits 7 The sender will be notified of any material received that is not acceptable 8 Such material will be held for five working days from notification pending instructions...

Страница 37: ...QP4THTRASH PUMP OPERATION AND PARTS MANUAL REV 3 01 29 14 PAGE 37 NOTES...

Страница 38: ...y and may not be considered as binding Multiquip Inc reserves the right to discontinue or change specifications design or the information published in this publication at any time without notice and w...

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