Summary of the content on the page No. 1
OPERATION AND PARTS MANUAL
MODEL QP-402H
CENTRIFUGAL PUMP
(Honda GX240K1PMT2/GX240U1PMT2
Gasoline Engine)
Revision #1 (04/02/08)
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
Summary of the content on the page No. 2
PROPOSITION 65 WARNING PAGE 2 — QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL — REV. #1 (04/02/08)
Summary of the content on the page No. 3
NOTES QP-402H CENTRIFUGAL PUMP — OPERATION AND PARTS MANUAL— REV. #1 (04/02/08) — PAGE 3
Summary of the content on the page No. 4
TABLE OF CONTENTS QP-402H Gasoline Honda GX240K1PMT2/ Powered Centrifugal GX240U1PMT2 Engines Air Cleaner Assembly......................................... 32-33 Pump Camshaft Assembly ........................................... 34-35 Proposition 65 Warning ............................................. 2 Carburetor Assembly ......................................... 36-39 Table of Contents ...................................................... 4 Control Assembly ..................................
Summary of the content on the page No. 5
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 Order parts on-line using Multiquip’s SmartEquip website! Username 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 internet an
Summary of the content on the page No. 6
QP-402H — SAFETY MESSAGE ALERT SYMBOLS Potential hazards associated with the operation of this FOR YOUR SAFETY AND THE SAFETY OF OTHERS! equipment will be referenced with Hazard Symbols which Safety precautions should be followed appear throughout this manual, and will be referenced in at all times when operating this conjunction with Safety Message Alert Symbols. equipment. Failure to read and understand the Safety Messages and HAZARD SYMBOLS Operating Instructions could result in injury to you
Summary of the content on the page No. 7
QP-402H — SAFETY MESSAGE ALERT SYMBOLS CAUTION - Rotating Parts CAUTION - Equipment Damage Messages NEVER operate equipment with covers, Other important messages are provided throughout this or guards removed. Keep fingers, hands, manual to help prevent damage to your pump, other hair and clothing away from all moving property, or the surrounding environment. parts to prevent injury. CAUTION - Accidental Starting ALWAYS place the engine ON/OFF This pump, other property, or the switch in the OFF
Summary of the content on the page No. 8
QP-402H — RULES FOR SAFE OPERATION ■ NEVER use accessories or attachments, which are not DANGER - READ THIS MANUAL! recommended by Multiquip for this equipment. Damage to the equipment and/or injury to user may result. Failure to follow instructions in this manual may lead to serious injury or even DEATH! This equipment is to be ■NEVER touch the hot exhaust operated by trained and qualified personnel only! This manifold, muffler or cylinder. Allow equipment is for industrial use only. these part
Summary of the content on the page No. 9
QP-402H — RULES FOR SAFE OPERATION ■ NEVER run engine without air cleaner. Severe engine damage Maintenance Safety: may occur. ■ NEVER lubricate components or attempt service on a ■ ALWAYS read, understand, and follow procedures in running machine. Operator’s Manual before attempting to operate equipment. ■ ALWAYS allow the machine a proper amount of time to ■ ALWAYS be sure the operator is familiar with proper safety cool before servicing. precautions and operation techniques before using pu
Summary of the content on the page No. 10
QP-402H — SPECIFICATIONS/DIMENSIONS (PUMP) Table 1. Specifications (Pump) MH odel QP-402 Tp ype Centrifugal Pum S) uction & Discharge Size 4.00 in. (101 mm. Pump Maximum Pumping 425 gallons/minute Capacity (1615 liters/minute) M) ax. Lift 25 ft. (7.62 meters M) ax. Head 100 ft. (30.0 meters Dimension 30.0 x 19.0 X 24.25 in. (76 X 48 X 61 cm.) (L x W x H) Dry Net Weight 145 lbs. (65 Kg.) 19 IN. (48.0 CM.) 24.25 IN. (61.0 CM.) 30.0 IN (76.0 CM.) Figure 1. QP-402H Dimensions PAGE 10 — QP-402H CENT
Summary of the content on the page No. 11
QP-402H — SPECIFICATIONS/DIMENSIONS (ENGINE) Table 2. Specifications (Engines) HONDA Model GX240K1PMT2/240U1PMT2 Air-cooled 4 stroke, Single Cylinder, OHV, Type Horizontal Shaft Gasoline Engine 2.90 in. X 2.30 in. Bore X Stroke (73 mm x 58 mm) Dc isplacement 14.81 c Engine M. ax Output (K1) 8.0 H.P./3600 R.P.M M. ax Output (U1) 7.1H.P./3600 R.P.M Approx. 1.59 U.S. Gallons Fuel Tank Capacity (6 Liters) Fe uel Unleaded Automobile Gasolin Ls ube Oil Capacity 2-1/3 pint Se peed Control Method Centri
Summary of the content on the page No. 12
QP-402H — GENERAL INFORMATION APPLICATION Elevation The QP204H Centrifugal Pump is designed to handle all types Higher elevations will effect the performance of the pump. Due to of clear water applications. It is ideal for residential use such as less atmospheric pressure at higher altitudes, pumps DO NOT dewatering basements and swimming pools. Both the suction have the priming ability that they have at sea level. This is due to and discharge ports on the QP-402H pump use a 4-inch diameter
Summary of the content on the page No. 13
QP-402H — PUMP COMPONENTS Figure 2 shows a typical application using the QP-402H centrifugal pump. Please note that this pump is intended for the removal of clean water. 3 2 1 4 6 Figure 2. QP-402H Pump Application 5 7 8 4 6 4 9 1. Pump – The model QP-402H is a 4-inch centrifugal pump 6. Suction Port – Connect a 4-inch inlet hose to this port. used in general de-watering applications. Typical Use two worm clamps to secure the hose. dewatering applications consist of dewatering basements 7. Su
Summary of the content on the page No. 14
QP-402H — REFUELING DANGER - Fueling The Engine If pump is placed in a truck bed with a plastic liner, REMOVE pump from truck bed and place on ground (Figure 3) to refuel. The possibility of fire or explosion exists, due to static electricity. PLASTIC TRUCK-BED LINER DANGER DO NOT ADD FUEL TO PUMP IF PUMP IS PLACED INSIDE TRUCK-BED WITH PLASTIC LINER. POSSIBILITY EXISTS OF EXPLOSION OR FIRE DUE TO STATIC ELECTRICITY. Figure 3. Pump Refueling PAGE 14 — QP-402H CENTRIFUGAL PUMP — OPERATION AND
Summary of the content on the page No. 15
QP-402H — BASIC ENGINE Figure 4. Engine Controls and Components INITIAL SERVICING 6. Choke Lever – Used in the starting of a cold engine, or in cold weather conditions. The choke enriches the fuel The engine (Figure 4) must be checked for proper lubrication and mixture. filled with fuel prior to operation. Refer to the manufacturers engine 7. Air Cleaner – Prevents dirt and other debris from entering manual for instructions and details of operation and servicing. The the fuel system. Remove
Summary of the content on the page No. 16
QP-402H — PRE-INSPECTION (ENGINE) Pre-Inspection (Engine) 1. Read safety instructions at the beginning of manual. 2. Clean the pump, removing dirt and dust, particularly the engine cooling air inlet, carburetor and air cleaner. 3. Check the air filter for dirt and dust. If air filter is dirty, replace Figure 6. Engine Oil Dipstick (Oil Level) air filter with a new one as required. 4. Check carburetor for external dirt and dust. Clean with dry Table 5. Oil Type compressed air. Season Temperatur
Summary of the content on the page No. 17
QP-402H — PRE-SETUP (PUMP) Pre-Setup (Pump) Suction and discharge hoses are 1. Read safety instructions at the NOTE available from Multiquip. Contact beginning of manual. your nearest dealer for more information. 2. Place pump as near to water as possible, on a firm flat, level surface. 5. The discharge hose is usually a collapsible (thin-walled) 3. To prime pump, remove fill cap (Figure 2) and fill pump casing hose, however if a thin-walled discharge hose is not avail- with water. If the pump
Summary of the content on the page No. 18
QP-402H — INITIAL START-UP (ENGINE) 3. Place the choke lever (Figure 9) in the "CLOSED " position CAUTION - Read Manual if starting a cold engine. DO NOT attempt to operate the pump until the Safety, General Information and Inspection sections of this manual have been read and thoroughly understood. This section is intended to assist the operator with the initial start-up of the trash pump. It is extremely important that this section be read carefully before attempting to use the pump in the
Summary of the content on the page No. 19
QP-402H — INITIAL START-UP (ENGINE) 6. Grasp the starter grip (Figure 12) and slowly pull it out. The CAUTION - Maximum Engine Speed resistance becomes the hardest at a certain position, corre- sponding to the compression point. Pull the starter grip briskly ALWAYS run engine at full speed while pumping. and smoothly for starting. Stopping The Engine Normal Shutdown 1. Move the throttle lever to the IDLE position (Figure 15) and run the engine for three minutes at low speed. Figure 12. Start
Summary of the content on the page No. 20
QP-402H — MAINTENANCE (PUMP) Pump Vacuum Test 7. If the vacuum tester gauge indicates a reading below -20 in. Hg, it can then be assumed that the pump CAUTION - Pump Priming is not functioning correctly, and corrective action needs to be taken. DO NOT attempt to start the engine unless the pump has previously been primed with water. Severe pump damage 8. To test the flapper valve, shut down the engine. The will occur if pump has not been primed. vacuum tester should remain attached to the pump
