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Summary of Contents for Clarke PW50A
- Page 1 PETROL ENGINE DRIVEN 2” PUMP MODEL NO: PW50A PART NO: 7140651 OPERATION & MAINTENANCE INSTRUCTIONS ORIGINAL INSTRUCTIONS GC0819 - ISS 1...
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Page 2: Safety Precautions
INTRODUCTION Thank you for purchasing this CLARKE Pump. The PW50A petrol driven pump is designed for pumping clean water, or water containing small solids in suspension. As the pump is fitted with an open impeller the suction strainer supplied must always be used to ensure that large stones or other objects cannot be drawn up, as this would cause severe damage to the pump. -
Page 3: General Safety In The Workplace
17. NEVER over-tighten drain or filler plugs. Excessive force may damage the threads or the pump body. 18. ALWAYS use only original CLARKE replacement parts. The use of non- standard parts could be hazardous. 19. ALWAYS check for any damage or any condition that could affect the operation of the pump. - Page 4 OVERVIEW 1 Inlet Strainer/filter 12 Suction Chamber Drain Plug 2 Inlet Adaptor/locking ring with O-ring 13 Plug spanner/tommy bar 3 Water Filler Plug 14 Fuel Shut-off Valve 4 Outlet Adaptor/locking ring with O-ring 15 Choke Lever 5 Fuel Filler Cap 16 Throttle Lever 6 Air Filter Housing 17 Starter Recoil...
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Page 5: Before Use
BEFORE USE FITTING THE FEET 1. Fit the 4 x rubber feet to the frame using the nuts and washers supplied. FILLING WITH OIL This pump is not supplied containing engine oil or fuel. Use an engine oil of SAE 15-40 rating unless operating at very high or low ambient temperatures. -
Page 6: Filling With Fuel
FILLING WITH FUEL WARNING: WIPE UP ANY SPILT FUEL BEFORE RUNNING THE PUMP. ALLOW THE ENGINE TO COOL DOWN BEFORE REFUELLING • Use unleaded petrol. 1. Open the fuel cap and top up as required. Located within the fuel tank is a filter. Check this filter periodically and remove any contaminants which may have accumulated. - Page 7 IMPORTANT: An air leak in the suction line will prevent priming, and reduce the performance of the pump. 3. Pay particular attention to the following: • Always ensure the hose adaptor sealing ring is in place and correctly fitted. • Always use a flexible hose at the pump body connection of at least 1ft (300 mm) length.
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Page 8: Operation
6. Prime the pump with water by removing the filler plug on top of the pump and filling with water, leaving no air gap. • The pump is self-priming only when the pump is filled. It will prime and re-prime itself without refilling. -
Page 9: Control During Operation
1. Set the engine On/Off switch to 2. Move the fuel valve to the right side (open position). 3. Pull the starter recoil rope slowly two or three times to allow fuel to reach the carburetor. • The direction of operation is marked on the machine. -
Page 10: Shutting Down
SHUTTING DOWN 1. Reduce engine speed to minimum using the throttle lever. 2. Stop the engine by switching OFF the ignition switch. 3. Close the fuel valve. MAINTENANCE 1. Always maintain the pump in a clean condition, checking regularly for loose bolts etc. -
Page 11: Changing The Oil
6. Check when installing that the spark plug has the correct clearance by measuring with a feeler gauge and adjusting the side electrode as required. • Clearance should be 0.7- 0.8mm. • The recommended spark plug is LDF7RTC. CHANGING THE OIL CAUTION: PROLONGED EXPOSURE TO USED OIL IS HARMFULL, ALWAYS WASH YOUR HANDS THOROUGHLY AFTER HANDLING USED OIL. -
Page 12: Troubleshooting
3. Pull the starter recoil rope slowly 2 or 3 times so that the oil is deposited on the cylinder walls and replace the spark plug. • Suction and delivery hoses, additional connectors and filters are available from your Clarke stockist. TROUBLESHOOTING PROBLEM... -
Page 13: Environmental Recycling Policy
If, after reading the troubleshooting chart you are still unable to rectify any faults, please contact your local dealer or CLARKE International for assistance. ENVIRONMENTAL RECYCLING POLICY At the end of its working life, do not dispose of this product or its components with general household waste. -
Page 14: Specification
SPECIFICATION Item Spec Product dimensions (L x W x H) 470 x 375 x 400 mm Product Weight (kgs) 23.3 kg Water classification Clean/Dirty Max solids in suspension 4 mm Inlet/Outlet Size 2” BSP Maximum Rated Flow 550 l/min (33m Max Head 30.6 m Suction Head... -
Page 15: Component Parts - Pump Assembly
COMPONENT PARTS - PUMP ASSEMBLY No Description No Description Locking Collar Washer Hose Adaptor O-Ring Sealing Ring Guide Flow Cover Bolt M8 x 20 M8 x 25 Bolt Water Inlet Flange Pump Impeller Check Valve Flat Key Gasket Bolt M8 x 45 Discharge Elbow Sealing Ring Drain Plug... -
Page 16: Component Parts - Engine Assembly
COMPONENT PARTS - ENGINE ASSEMBLY Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com... - Page 17 COMPONENT PARTS - ENGINE ASSEMBLY No Description No Description Fuel Tank Cap Air Deflector Fuel Strainer Oil Drain Plug Fuel Tank Gasket Tension Spring M6 x 12 Bolt Governor Arm Suppressor Nut M6 Crankcase Gasket Governor Lever Oil proximity Sensor Governor Rod Bolt M6 x 15 Governor Spring...
- Page 18 Bolt Rocker Arm Gasket Muffler Cover Carburetor Rocker Bolt Gasket Pushrod Retainer Frame Fixing plate Pushrod Gasket Exhaust Gasket Stud Cable Bracket Cylinder Head Screw Cylinder Head Gasket Bolt Exhaust Valve Circlip Inlet Valve Connecting Rod Tappet Muffler Camshaft Nut M8 Rubber Tube Compression Ring Exhaust Valve Adjusting Nut...
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Page 19: Declaration Of Conformity
DECLARATION OF CONFORMITY Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com...
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