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T1056-93510 (904)
OPERATOR’S MANUAL
WATER PUMP
PE2500H
• Before using our water pumps, please
read this manual carefully to understand
WARNING
the proper use of your unit.
• Keep this manual handy.
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SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern critical points which must be taken into consideration to prevent possible serious bodily injury, and for this reason you are requested to read all such instructions carefully and follow them without fail. n WARNINGS IN THE MANUAL WARNING This mark indicates instructions which must be followed in order to prevent accidents which could lead to serious bodily injury or death. IMPORTANT This mark indicat
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1. Symbols carved on the machine For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, please be careful not to take a mistake. (a) The port to refuel the "MIX GASOLINE" Position: FUEL TANK CAP (b) The direction to close the choke Position: AIR CLEANER COVER (c) The direction to open the choke Position: AIR CLEANER COVER 4
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2. For safe operation • Before operating the machine, be sure to read through this manual carefully and follow proper operating instructions. • Never allow children or anyone unable to fully understand the instructions given in the manual to use the machine. n NOTES FOR OPERATION • Before using the machine, read this manual carefully to understand it’s function and safety instructions for operation. • Do not apply this pump for other than fresh water or agricultural water. Those cannot be appl
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2. For safe operation • Do not touch the spark plug or the plug wire while the engine is in operation. They may cause an electric shock. • Do not touch metallic parts such as the muffler, spark plug, etc. with bare hands during the operation of engine or immediately after a stop. They may be very hot and cause burns. • Apply isolation measures to keep children or infants away from the pump so that you can operate it in safe area. • Temperature of the pumping up water shall be in between 5°C to
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3. Parts Location 1. Air cleaner 2. Throttle lever 3. Spark plug 4. Handle 5. Self-suction plug 6. Discharge port 7. Suction port 8. Hose coupling 9. Clump 10. Suction hose 11. Strainer 12. Clump 13. Drain plug 14. Base 15. Fuel tank 16. Engine stop button 17. Fuel tank cap 18. Starter knob 19. Exhaust vent 20. Engine cover 7
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4. Specifications MODEL PE2500H Pump Type ················································································· Self suction type volute pump Suction/Discharge port diameter·········································································· 25 mm Total water head ·····································································································45 m Discharge(Max.) ·····························································································13
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5. Fuel WARNING • Gasoline is very flammable. Avoid smoking or bringing any flame or sparks near fuel. Make sure to stop the engine and allow it cool before refueling the unit. Select outdoor bare ground for fueling and move at least 3m(10ft) away from the fueling point before starting the engine. • The RedMax engines are lubricated by oil specially formulated for air-cooled 2-cycle gasoline engine use. If RedMax oil is not available, use an anti-oxidant added quality oil expressly labeled for
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5. Fuel other containers. 6. Indicate the contents on outside of container for easy identification. n FUELING THE UNIT 1. Untwist and remove the fuel cap. Rest the cap on a dustless place. 2. Put fuel into the fuel tank to 80% of the full capacity. 3. Fasten the fuel cap securely and wipe up any fuel spillage around the unit. WARNING 1. Select bare ground for fueling. 2. Move at least 10 feet(3 meters) away from the fueling point before starting the engine. 3. Stop the engine before refueling t
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6. Set up IMPORTANT • As a suction hose, be sure to use attached suction hose(nominal diameter 25mm x 3m) or an equivalent ‘water suction hose’ only. • Securely connect hoses with attached hose couplings and clumps. • If the suction hose connection is loose, or a packing in hose coupling has been lost or damaged, air may be sucked into the pump and interrupt water suction (air lock). • A strainer shall be placed so that it does not appear above water level nor suck bottom sand and mud. 1. Place
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7. Operation WARNING • Fuel(Gasoline) is highly flammable and incorrect handling will cause fire accident. Strictly avoid smoking or fire during mixing or supplying the fuel. • Be sure to stop the engine and allow it to be cooled before refueling. • Spilled fuel shall be completely wiped away with wiping cloth, etc. before restarting the engine. • Do not leave any flammable object around engine exhaust port. WARNING Before starting the engine, check if there is anything that must not be wet ne
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7. Operation n STARTING ENGINE 1. Push a priming pump at lower side of the carburetor several times until you can see the F3 fuel flows into a clear tube. (F3) 2. Put the choke lever to CLOSE position, and set the throttle lever 1/3 to 1/2 open from fully returned position. (F3) NOTE Choke lever to OPEN for restarting immediately after stopping engine. 3. Confirm that the machine is stable on the ground. While holding the plug guard with your left hand, pull the starter knob with right hand. Sta
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7. Operation n STOPPING ENGINE F5 WARNING In case of emergency, immediately stop the engine. 1. Return the throttle lever and run engine 1 to 2 minutes for cooling down. 2. Press the engine stop button(yellow) until the engine completely stops. (F5) n AFTER USE F6 1. Release a drain plug at lower part of the pump and drain the water out of the pump. (F6) 2. Disconnect the hoses, clean them for storage. IMPORTANT During cold climate, be sure to drain the pump after every use. At an ambient tempe
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8. Maintenance WARNING • Be sure to stop the engine and keep off fire for inspection and maintenance. • Always use our genuine parts/oils or our specified goods for replacement. n AIR CLEANER After every 25 hours of operation, release the air cleaner cover and remove dusts. In case the element is dirty, carefully wash it with warm water containing neutral detergent. Completely dry before refitting the element. If the element is deformed or damaged, replace it with new one. IMPORTANT Clogged air
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8. Maintenance • Operation with no fuel filter cause clogging of the carburetor. Fuel Filter Part No. 3302-85400 n SPARK PLUG F9 WARNING Do not touch the spark plug with bare hands immediately after stopping the engine. There is a possibility of burns by high temperature. After every 25 hours of operation, remove the spark plug and clean the electrode using wire brush, etc. (F9) Recommended plug gap is 0.6~0.7mm. Use the specified plug for replacement. IMPORTANT Excess fuel and poor quality oil
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8. Maintenance n ADJUSTING IDLE SPEED Engine idle speed is already adjusted at shipping. However, if the engine stalls due to too low engine speed when fully returning the throttle lever or if F11 you feel it to be too high, adjust the speed. Idle adjusting screw is on the upper part of the carburetor. Engine speed increases with clockwise turning of the screw and decreases with counterclockwise turning. (F11) 17
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9. Storage n STORING FOR LONG PERIOD IMPORTANT • To stop using your machine for a long period, drain fuel from the fuel tank and the carburetor before storing it. Fuel left behind inside there for long period may clog the carburetor and cause engine troubles as no starting of engine or reduced engine output. • Leave the fuel cap loose during storage. Over tightening may cause deform of packing. F12 In case the pump is not used for more than 1 month, apply following maintenance procedures before
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10. Troubleshooting guide STATUS CAUSE COUNTERMEASURE Engine does not start Faulty fuel(incorrect, degraded) Change with proper fuel(see Page 9) Excess fuel sucked Open choke and repeat pulling rope (see Page 13) Exhaust muffler choked cleaning Spark plug electrode dirty, short or Cleaning of electrode or replace plug disconnected circuit (see Page 16) No suction of water Insufficient self-sucking water in pump Top up with water(see Page 11) Loose connection of suction hose Tighten securely not
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Warranty certificate Komatsu Zenoah Co. The Komatsu Zenoah product model No.PE2500H is covered by a Warranty of 6 months from the following date of purchase. In the case of professional machine used for professional work, such machines are covered by a Warranty of 3 months. We undertake according to our ability to supply free of charge all parts found defective at origin except in case where the defect can be traced back to either wrong manipulation or normal wear. Such excepted parts are not c
