MULTIQUIP QP303H Operation And Parts Manual
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MULTIQUIP QP303H Operation And Parts Manual

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OPERATION AND PARTS MANUAL
MODEL QP303H
CENTRIFUGAL PUMP
(Honda GX160K1TX2/GX160U1TX2
Gasoline Engine)
Revision #1 (09/09/10)
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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  • Page 1 OPERATION AND PARTS MANUAL MODEL QP303H CENTRIFUGAL PUMP (Honda GX160K1TX2/GX160U1TX2 Gasoline Engine) Revision #1 (09/09/10) To find the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

  • Page 2: Proposition 65 Warning

    PAGE 2 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 3 NOTE PAGE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 3...

  • Page 4: Table Of Contents

    Explanation Of Code In Remarks Column ....26 — Suggested Spare Parts ..........27 Component Drawing Pump Assy............28-29 Specification and part number NOTE are subject to change without notice PAGE 4 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 5: Parts Ordering Procedures

    Quantity, Part Number and Description of Each Part NOTICE All orders are treated as Standard Orders and will ship the same day if received prior to 3PM PST. WE ACCEPT ALL MAJOR CREDIT CARDS! QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 5...

  • Page 6: Safety Information

    WARNING You CAN be KILLED or SERIOUSLY INJURED if you DO NOT follow these directions. CAUTION You CAN be INJURED if you DO NOT follow these directions. PAGE 6 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 7 Equipment should be stored in a clean, dry location ALWAYS check the equipment for loosened threads or out of the reach of children. bolts before starting. QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 7...
  • Page 8 Tighten fuel tank cap securely and close fuel cock to prevent fuel from spilling. ALWAYS tie down the equipment during transport by securing the equipment with rope. PAGE 8 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 9 ■ DO NOT use food or plastic containers to dispose of hazardous waste. ■ DO NOT pour waste, oil or fuel directly onto the ground, down a drain or into any water source. QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 9...

  • Page 10: Pump Specifications/Dimensions

    . t f . 7 ( ) s r ( . t ) s r . n i ) . g Figure 1. QP303H Dimensions PAGE 10 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 11: Engine Specifications

    - y l i t r l i o t r a . n i s b l ) . g QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 11...

  • Page 12: General Information

    A small suction leak in the hose or fittings could prevent the pump , 2 ( from priming. , 3 ( PAGE 12 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 13: Pump Components

    QP303H — PUMP COMPONENTS Figure 2 shows a typical application using the QP303H centrifugal pump. Please note that this pump is intended for the removal of clean water. Figure 2. QP303H Pump Application Pump – The model QP303H is 3-inch centrifugal pump Suction Port –...

  • Page 14: Basic Engine

    Fuel Valve Lever – OPEN to let fuel flow, CLOSE to stop 10. Fuel Tank – Holds unleaded gasoline. For additional the flow of fuel. information refer to engine owner's manual. PAGE 14 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 15: Pre-Inspection (Engine)

    4. If the oil level is low (Figure 5), fill to the edge of the oil filler hole with the recommended oil type (Table 5). Maximum oil capacity is 1.16 quarts (1.1 liters) QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 15...

  • Page 16: Pre-Set-Up (Pump)

    Place hose so that it lays as straight as it is possible on the ground. Remove any twists or sharp bends from hose which may block the flow of water. PAGE 16 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 17: Initial Start-Up (Engine)

    5. Place the engine ON/OFF switch (Figure 10) in the " ON " position. Figure 7. Throttle Lever (1/3 Start Position) Figure 10. Engine ON/OFF Switch (ON Position) QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 17...
  • Page 18 Emergency Showdown 1. Move the throttle lever quickly to the IDLE position, and place the engine ON/OFF switch in the OFF position. Figure 13. Throttle Lever (Run) PAGE 18 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 19 -25 and -20 in. Hg. (inches of mercury) then it can be assumed that the pump is working correctly. 25 in. Hg (inches of mercury) translates into 25 feet of lift at sea NOTE level . QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 19...
  • Page 20 QP303H — MAINTENANCE (PUMP) Pressure reading may vary depending on altitude. See Tables 3 NOTE and 4 on page 12. Figure 17. Pump Vacuum Tester PAGE 20 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 21 ) 3 ( a i c i t a r e t t n i r e t . s l Reference manufacturer engine NOTE manual for specific servicing instructions. QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 21...

  • Page 22: Maintenance (Pump)

    Table 5. Engine oil capacity is 1.16 quarts (1.1 liters). DO NOT overfill. 4. Install drain bolt with sealing washer and tighten se- curely. Figure 20. Engine Air Cleaner Figure 19. Engine Oil (Draining) PAGE 22 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 23: Preparation For Long-Term Storage

    (new or used) through the discharge opening on the pump and crank the engine several times. This will prevent excessive corrosion and also keep the mechanical seal lubricated. QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 23...

  • Page 24: Troubleshooting (Pump)

    . r e l a v c n i r r o h t i e r r PAGE 24 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 25: Troubleshooting (Pump/Engine)

    . t r e l l l l e . r e e v i s ' r . l a QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 25...

  • Page 26: Explanation Of Code In Remarks Column

    Multiquip. Other entries will for sale through Multiquip. be clarified in the “Remarks” Column. PAGE 26 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)

  • Page 27: Suggested Spare Parts

    NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 27...

  • Page 28: Pump Assy

    QP303H — PUMP ASSY. PUMP ASSY. PAGE 28 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 29 0205450080 NUT, CUSHION RUBBER 0451250080 WASHER, LOCK M8 0105050825 BOLT, PUMP 0742303080 STRAINER, NPT3” 0451250080 WASHER, LOCK KIT303 KIT, PUMP, MECHANICAL SEAL, O-RINGS ..1 ..... INCLUDES ITEMS W/ QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 29...

  • Page 30: Honda Gx160K1Tx2

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — AIR CLEANER (DUAL) ASSY. AIR CLEANER (DUAL) ASSY. PAGE 30 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 31 BOLT, FLANGE (6 X 20) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 31...

  • Page 32: Camshaft Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CAMSHAFT ASSY. CAMSHAFT ASSY. PAGE 32 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 33 VALVE STEM SEAL NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 33...

  • Page 34: Carburetor Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CARBURETOR ASSY. CARBURETOR ASSY. PAGE 34 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 35 JET, SET, PILOT (#35) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 35...

  • Page 36: Control Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CONTROL ASSY. CONTROL ASSY. PAGE 36 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 37 SPRING, CONTROL ADJUSTING 90013883000 BOLT, FLANGE (6 X 12) (CT200) 90015ZE5010 BOLT, GOVERNOR ARM 90114SA0000 NUT, SELF-LOCK (6 mm) 93500050250A SCREW, PAN (5 X 25) 9405006000 NUT, FLANGE (6 mm) QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 37...

  • Page 38: Crankcase Cover Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CRANKCASE COVER ASSY. CRANKCASE COVER ASSY. PAGE 38 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 39 BEARING, RADIAL BALL (6205) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 39...

  • Page 40: Crankshaft Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CRANKSHAFT ASSY. CRANKSHAFT ASSY. PAGE 40 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 41 HONDA GX160K1TX2/GX160U1TX2 ENGINE — CRANKSHAFT ASSY. CRANKSHAFT ASSY. PART NO. PART NAME QTY. REMARKS 13310ZE1660 CRANKSHAFT (T-TYPE) QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 41...

  • Page 42: Cylinder Barrel Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CYLINDER BARREL ASSY. CYLINDER BARREL ASSY. PAGE 42 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 43 GOVERNOR WEIGHT PIN NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 43...

  • Page 44: Cylinder Head Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — CYLINDER HEAD ASSY. CYLINDER HEAD ASSY. PAGE 44 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 45 SPARK PLUG (W20EPR-U) (DENSO) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 45...

  • Page 46: Fan Cover Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — FAN COVER ASSY. FAN COVER ASSY. PAGE 46 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 47 BOLT, FLANGE (6 X 8) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 47...

  • Page 48: Flywheel Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — FLYWHEEL ASSY. FLYWHEEL ASSY. PAGE 48 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 49 NUT, SPECIAL (14 mm) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 49...

  • Page 50: Fuel Tank Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — FUEL TANK ASSY. FUEL TANK ASSY. PAGE 50 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 51 BOLT, FLANGE (6X29) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 51...

  • Page 52: Ignition Coil Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — IGNITION COIL ASSY. IGNITION COIL ASSY. PAGE 52 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 53 BOLT, FLANGE (6 X 25) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 53...

  • Page 54: Muffler Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — MUFFLER ASSY. MUFFLER ASSY. PAGE 54 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 55 18320ZF1H01 PROTECTOR, MUFFLER 18355ZE1000 ARRESTER, SPARK (OPTIONAL) 18381ZH8800 GASKET, MUFFLER 90050ZE1000 SCREW, TAPPING (5 X 8) 90055ZE1000 SCREW, TAPPING (4 X 6) (OPTIONAL) 94001080000S NUT, HEX (8 mm) QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 55...

  • Page 56: Piston Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — PISTON ASSY. PISTON ASSY. PAGE 56 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 57 CLIP, PISTON PIN (18 mm) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 57...

  • Page 58: Recoil Starter Assembly

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — RECOIL STARTER ASSY. RECOIL STARTER ASSY. PAGE 58 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 59 BOLT, FLANGE (6 X 10) NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 59...

  • Page 60: Labels

    HONDA GX160K1TX2/GX160U1TX2 ENGINE — LABELS ASSY. LABELS ASSY. PAGE 60 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 61 MARK, THROTTLE INDICATION NOTE      GX160K1TX2: Model QP303H S/N 303H-4577 AND BELOW ◊ ◊ ◊ ◊ ◊ GX160U1TX2: Model QP303H S/N 303H-4578 AND ABOVE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 61...

  • Page 62: Parts

    Multiquip’s designated receiving point. PAGE 62 — QP303H CENTRIFUGAL PUMP — PARTS MANUAL — REV. #1 (09/09/10)
  • Page 63 NOTE PAGE QP303H CENTRIFUGAL PUMP — PARTS MANUAL— REV. #1 (09/09/10) — PAGE 63...
  • Page 64 © COPYRIGHT 2010, MULTIQUIP INC. Multiquip Inc and the MQ logo are registered trademarks of Multiquip Inc. and may not be used, reproduced, or altered without written permission. All other trademarks are the property of their respective owners and used with permission.

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