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Pacer MST-3 Operating Instructions Manual

Gasoline water pump set
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OPERATING INSTRUCTIONS
FOR
GASOLINE WATER PUMP SET
MST-3

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Summary of Contents for Pacer MST-3

  • Page 1 OPERATING INSTRUCTIONS GASOLINE WATER PUMP SET MST-3...
  • Page 2 PREFACE Thank you for choosing a trash pump set by our company. Based on the latest technology at home and abroad, our Co. has individually developed the trash pump set. The unit is characterized by advanced design, compact structure, great power, convenient service, low fuel consumption and noise.

  • Page 3: Important Notices

    IMPORTANT NOTICES Please pay special attention to statements preceded by the following words: WARNING: A warning is used to alert the user to fact that hazardous operating and maintenance procedures may result in injury to or death of personnel if not strictly observed. CAUTION: A caution is used to alert the user to fact that hazardous operation and maintenance procedures may result in injury to or death of personnel if not strictly observed.

  • Page 4: Table Of Contents

    CONTENTS 1. Safety General Rules ........................2. Parts Description ........................... 3. Pre-Operate Preparation ..................................................4. Operation ............................5. Stopping Maintenance................................................7. Starting up in plateau regions 8. Transportation and Storage ......................9. Troubleshooting .......................... 10. Specifications ..........................

  • Page 5: Safety General Rules

    1. SAFETY GENERAL RULES Before operating, read the manual carefully and be sure to become familiar with it, otherwise personal injury of death as well as severe parts damage may occur. ● Before operating, perform the pre-operation inspection to make your operation on the trash pump more safer.
  • Page 6 WARNING ● Gasoline is extremely inflammable and explosive in certain conditions. ● Filling gasoline in a well-ventilated place with engine stalled. In gasoline filling and storage sites, be sure there are no smoking and fire resources such as flame, fire spark and so on. ●...

  • Page 7: Parts Description

    2. PARTS DESCRIPTION (Fig.1)

  • Page 8: Pre-Operate Preparation

    3. PRE-OPERATION PREPARATION 3.1 Connecting water inlet pipe Use commercially available hose, hose joint and clamp. The water inlet hose must be of continuous structure and be non-folded. The length of the hose should be as the same as or not more than that required.
  • Page 9 CAUTION ● Before pumping, install the filter securely to the end of the water inlet hose. The filter filtrates any impurity, which may produce passage jam to damage impellers. ● Be sure to install the hose joint and clamp well so as to prevent from air leaks and pumping performance drop;...
  • Page 10 Use 4-stroke gasoline engine oil engine oil equivalent in quality with SF, SG from API. il velocity varies with average temperature, so select engine oil with proper velocity in accordance with your region temperature. ▲ ENGINE OIL ALARM SYSTEM The engine oil alarm system is intended to avoid (Fig.3) engine damage due to too less engine oil in the crankcase.
  • Page 11 CAUTION Runs with insufficient engine oil can damage the engine severely. 3.4 Check fuel level Remove the fuel tank cap and check the fuel level, If the fuel level is too low, refuel more. Only use specified gasoline in the manual (Recommend to use unleaded gasoline). Do not use the combination of engine oil and gasoline or filthy gasoline.
  • Page 12 • When refueling, be careful not to spill gasoline. Spilled gasoline and gasoline vapor may ignite. If there is spilled gasoline, be sure to wipe it dry before starting the engine. • Avoid repeated or sustained breathing and touch with skin. •...
  • Page 13 3.6 Water capacity check in the pump Before operating the pump, make sure to fill the pump with enough water. CAUTION Do not try to run the engine without water inside, otherwise the pump will become overheated. Prolonged running of the pump without water will damage the pump gasket. If the water in the pump is used up, stall the engine at once and fill the pump once it cools down.

  • Page 14: Operation

    4. OPERATION 4.1 Before operation For your safety, and to maximize the service life of your equipment, it is very important to take a few moments before you operate the pump to check its condition. Be sure to take care of any problem you find, or have your servicing dealer correct it, before you operate the pump.
  • Page 15 4.1.2 Check the Suction and discharge Hoses Check the general condition of the hose. Be sure the hoses are in serviceable condition before connecting them to the pump. Remember that the suction hose must be reinforced construction to prevent hose collapse. Check that the sealing washer in the suction hose connector is in good condition.
  • Page 16 4.2.4 Move the throttle valve level away from the LOWER position, about 1/3 of the way toward the UPPER position. 4.2.5 Turn the engine switch to the ON position. 4.2.6 Pull the starter handle lightly until resistance is felt, then pull it briskly. Do not allow the starter handle to snap back against the engine.

  • Page 17: Stopping

    5. STOPPING To stop the engine in an emergency, simply turn the engine switch to the OFF position. Under normal conditions, use the following procedure. 5.1 Move the throttle valve lever to the LOWER position. 5.2 Turn the engine switch to the OFF position. 5.3 Turn the fuel cock to the OFF position.

  • Page 18: Maintenance

    6. MAINTENANCE To keep the trash pump at optimal performance, check and adjustment on it periodically is necessary. Regular maintenance and service may extend its service life obviously. The Maintenance Schedule below specifies how often you should have your trash pump served, and what things need attention.
  • Page 19 Maintenance Schedule First 3 First 6 Frequency Before First month First year month month Item each use or 20 Hrs. or 300 Hrs. or 50 Hrs. or 100 Hrs. ○ Check oil level Engine oil ○ ○ Replace ○ Check cleaner ○...
  • Page 20 NOTE ⑴Use in extremely dusty area, the job should be done more often. ⑵Should be done by your dealer, unless you are equipped with proper repair tools, and are qualified mechanically. WARNING Before maintenance and service, stall the engine. If maintaining when the engine runs, make sure to perform any check in a well-ventilated area.
  • Page 21 NOTE Handing discarded engine oil in accordance with relative environmental protection rules. It’s better for you to take it in a sealed container and take to local recycling station. Do not pour at will. 6.2 Air Cleaner Maintenance A filthy air cleaner will decrease airflow quantity through the carburetor. To avoid troubles of the carburetor, clean the air cleaner regularly.
  • Page 22 6.3 Spark Plug Maintenance Recommended spark plug: BPR6ES(NGK) or F6TC To keep the engine in good condition, there must keep proper spark plug clearance and no accumulated carbon. 6.3.1 Dismantle the spark plug cap. WARNING When the engine is running, the exhaust muffler is very hot, be careful not to get burns. 6.3.2 Check the spark plug just with eyes.

  • Page 23: Starting Up In Plateau Regions

    NOTE Installing a new spark plug, after it touch and oppress the gasket, twist 1/2 more turns; as to a used one, twist 1/2～1/4 more turns. CAUTION Be sure to tighten the spark plug securely, otherwise it may become very hot and possibly damage the engine.

  • Page 24: Transportation And Storage

    CAUTION Use the trash pump in regions with lower altitude than that the carburetor spray nozzle is applicable, the engine performance will decrease and become overheated, and over-thin combination of fuel and air produce may cause sever damage of the engine. 8.
  • Page 25 WARNING Gasoline is extremely inflammable and explosive in certain conditions. a.Turn the fuel cock to OFF position, drive off the fuel drain plug of the carburetor floater room, drain out the fuel in the carburetor. Hold drained gasoline in proper container. b.Turn the fuel cock to ON position.

  • Page 26: Troubleshooting

    9. TROUBLESHOOTING 9.1 Engine cannot start Check according to the following: 9.1 Check if there is enough fuel; 9.2 Check if the fuel cock is turned on; 9.3 Check if the fuel enters the carburetor; In the case that the fuel cock is turned on, check through dismantle the fuel drain plug at the bottom of the carburetor.
  • Page 27 d.Earth the side electrode by touching the engine, pull the kick-starter to check if there is spark. e.If no spark, please start the engine according to “Starting the Engine” in the manual. 7.If the engine still cannot start, contact your dealer for help. 9.2 trash pump cannot pump Check according to the following: 1.Check if there is enough water;...

  • Page 28: Specifications

    10. SPECIFICATIONS MODEL MST-3 Model 170F-B Type 4-stroke OHV single cylinder with force air-cooled Displacement 212 cm Engine Bore×Stroke 70×55mm Power 4.0kW/3600rpm Ignition system Non-contractor transistorized ignition（TCI） Inlet/Outlet dia. 80mm(3in) Rotation velocity 3600r/min trash Self priming 19ft. Pump Suction head 82ft.
  • Page 29 K-2355...

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