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OPERATION AND PARTS MANUAL
MODEL QP402H
CENTRIFUGAL PUMP
(HONDA GX240U1PMT2/GX240UT2PMT2
GASOLINE ENGINE)
Revision #2 (01/29/14)
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
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PROPOSITION 65 WARNING PAGE 2 — QP402H CENTRIFUGAL PUMP • OPERATION AND PARTS MANUAL — REV. #2 (01/29/14)
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NOTES QP402H CENTRIFUGAL PUMP • OPERATION AND PARTS MANUAL — REV. #2 (01/29/14) — PAGE 3
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TABLE OF CONTENTS QP402H Centrifugal Pump Proposition 65 Warning ........................................... 2 Table Of Contents .................................................... 4 Parts Ordering Procedures ...................................... 5 Safety Information .............................................. 6-10 Specifications (Pump) ............................................ 11 Specifications (Engine) .......................................... 12 General Information ..................
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PARTS ORDERING PROCEDURES Ordering parts has never been easier! Choose from three easy options: Effective: st January 1 , 2006 Best Deal! Order via Internet (Dealers Only): If you have an MQ Account, to obtain a Username Order parts on-line using Multiquip’s SmartEquip website! and Password, E-mail us at: parts@multiquip. com. ■ View Parts Diagrams To obtain an MQ Account, contact your ■ Order Parts District Sales Manager for more information. ■ Print Specification Information Use the int
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SAFETY INFORMATION Do not operate or service the equipment before reading Potential hazards associated with the operation of this the entire manual. Safety precautions should be followed equipment will be referenced with hazard symbols which at all times when operating this equipment. may appear throughout this manual in conjunction with Failure to read and understand the safety safety messages. messages and operating instructions could result in injury to yourself and others. SAFETY MESSAGE
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SAFETY INFORMATION GENERAL SAFETY PUMP SAFETY CAUTION DANGER NEVER operate this equipment without proper protective NEVER pump volatile, explosive, fl ammable or low fl ash clothing, shatterproof glasses, respiratory protection, point fl uids. These fl uids could ignite or explode. hearing protection, steel-toed boots and other protective The engine fuel exhaust gases contain poisonous carbon devices required by the job or city and state regulations. monoxide. This gas is colorless
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SAFETY INFORMATION NOTICE CAUTION NEVER run engine without an air fi lter or with a dirty air NEVER lubricate components or attempt service on a fi lter. Severe engine damage may occur. Service air fi lter running machine. frequently to prevent engine malfunction. NEVER block or restrict flow from discharge hose. NEVER tamper with the factory settings Remove kinks from discharge line before starting pump. of the engine or engine governor. Damage Operation with a blocked discha
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SAFETY INFORMATION Store fuel in appropriate containers, in well-ventilated CAUTION areas and away from sparks and fl ames. ALWAYS disconnect the NEGATIVE battery terminal NEVER use fuel as a cleaning agent. before performing service on the equipment. DO NOT smoke around or near the ALWAYS keep battery cables in good working condition. equipment. Fire or explosion could result Repair or replace all worn cables. from fuel vapors or if fuel is spilled on a TRANSPORTING SAFETY hot
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SAFETY INFORMATION ENVIRONMENTAL SAFETY/DECOMMISSIONING EMISSIONS INFORMATION NOTICE NOTICE Decommissioning is a controlled process used to safely The gasoline engine used in this equipment has been retire a piece of equipment that is no longer serviceable. designed to reduce harmful levels of carbon monoxide If the equipment poses an unacceptable and unrepairable (CO), hydrocarbons (HC) and nitrogen oxides (NOx) safety risk due to wear or damage or is no longer cost contained in gasoline
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SPECIFICATIONS (PUMP) Table 1. Specifications (Pump) Model QP402H Type Centrifugal Pump Suction and Discharge Size 4.00 in. (101 mm.) Maximum Pumping 425 gallons/minute Pump Capacity (1,615 liters/minute) Max. Lift 25 ft. (7.62 m) Max. Head 100 ft. (30.0 m) Max. Pressure 43.3 psi (299 kPa) Dry Net Weight 137 lbs. (62 Kg.) 19.37 IN. (49.2CM.) 25.12 IN. (63.8 CM.) 25.79 IN (65.5 CM.) Figure 1. QP402H Dimensions QP402H CENTRIFUGAL PUMP • OPERATION AND PARTS MANUAL — REV. #2 (01/29/14) — PAGE 11
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SPECIFICATIONS (ENGINE) Table 2. Specifications (Engines) HONDA GX240U1PMT2/ Model GX240UT2PMT2 Air-cooled 4 stroke, Single Cylinder, OHV, Type Horizontal Shaft Gasoline Engine 3.03 in. x 2.30 in. Bore x Stroke (77 mm x 58 mm) Engine Displacement 242 cc (14.8 cu-in) Max Output 7.1 H.P./3,600 R.P.M. Approx. 1.4 U.S. Gallons Fuel Tank Capacity (5.3 Liters) Fuel Unleaded Automobile Gasoline Lube Oil Capacity 1.16 quarts (1.1 liters) Speed Control Method Centrifugal Fly-weight Type Starting M
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GENERAL INFORMATION NEVER place the pump on soft soil. The suction hose or APPLICATION pipe connection should always be checked for tightness The QP402H Centrifugal Pump is designed to handle all and leaks. A small suction leak in the hose or fittings could types of clear water applications. It is ideal for residential prevent the pump from priming. use such as dewatering basements and swimming pools. Elevation Both the suction and discharge ports on the QP402H pump use a 3-inch diameter o
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PUMP COMPONENTS Figure 3 shows a typical application using the QP402H centrifugal pump. Please note that this pump is intended for the removal of clean water. . 2 3 1 4 6 5 7 6 8 4 Figure 3. QP402H Pump Application 4 9 1. Pump — The QP402H is a 4-inch centrifugal pump 7. Suction Hose — Connect this flexible rubber hose to used in general de-watering applications. the suction port on the pump. Make sure that the hose lays flat and is not kinked. Use only recommended type 2. Fill Cap — Prior
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BASIC ENGINE Figure 4. Engine Controls and Components 6. Choke Lever — Used in the starting of a cold engine, INITIAL SERVICING or in cold weather conditions. The choke enriches the The engine (See Figure 4) must be checked for proper fuel mixture. lubrication and filled with fuel prior to operation. Refer to the 7. Air Cleaner — Prevents dirt and other debris from manufacturers engine manual for instructions and details entering the fuel system. Remove wing-nut on top of of operation and
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INSPECTION (ENGINE) 3. Insert and remove the dipstick without screwing it into CAUTION the filler neck. Check the oil level shown on the dipstick. DO NOT attempt to operate the pump 4. If the oil level is low (See Figure 6), fill to the edge until the Safety Information, General of the oil filler hole with the recommended oil type Information and Inspection sections (Table 5). Maximum oil capacity is 1.16 quarts of this manual have been read and (1.1 liters). thoroughly understood. U
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SETUP 1. Place pump as near to water as possible, on a firm NOTICE flat, level surface. Suction and discharge hoses are available from 2. To prime pump, remove fill cap (See Figure 3) and fill Multiquip. Contact your nearest dealer for more pump casing with water. If the pump casing is not filled information. with water before starting, it will not begin pumping. 7. The discharge hose is usually a collapsible 3. Attach suction and discharge hoses to the pump. Check (thin-walled) hose,
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OPERATION 4. Place the choke lever (See Figure 10) in the OPEN CAUTION position if starting a warm engine or the temperature DO NOT attempt to start the engine unless the pump is warm. has previously been primed with water. Severe pump damage will occur if pump has not been primed. STARTING THE ENGINE 1. Place the engine fuel valve lever (See Figure 7) to the ON position. Figure 10. Engine Choke Lever (Open) 5. Place the engine ON/OFF switch (See Figure 11) in the ON position. Figure 7.
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OPERATION STOPPING THE ENGINE Normal Shutdown 1. Move the throttle lever to the IDLE position (See Figure 14) and run the engine for three minutes at low speed. Figure 13. Choke Lever (Open) 8. Before the pump is placed in to operation, run the engine for several minutes. Check for fuel leaks, and noises that would associate with a lose component. Figure 15. Throttle Lever (Idle) 2. After the engine cools, turn the engine ON/OFF switch 9. To begin pumping, place the throttle lever (See to
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MAINTENANCE (PUMP) PUMP VACUUM TEST CAUTION DO NOT attempt to start the engine unless the pump has previously been primed with water. Severe pump damage will occur if pump has not been primed. To perform the pump vacuum test do the following: 1. Remove the pump fill cap (See Figure 3), and fill the pump with water. 2. Start the engine as outlined in the initial start-up section, and wait for the pump to begin pumping. 3. As shown in Figure 18, place a water hose inside the discharge open
