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North Star HP-RM75H Owner's Manual

Tamping rammer
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Tamping Rammer
Owner's Manual
WARNING:
Read carefully and understand all ASSEMBLY AND OPERATION
INSTRUCTIONS before operating. Failure to follow the safety rules and other basic safety
precautions may result in serious personal injury.
Item# 5898315
READ & SAVE THESE INSTRUCTIONS

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Summary of Contents for North Star HP-RM75H

  • Page 1 Tamping Rammer Owner’s Manual WARNING: Read carefully and understand all ASSEMBLY AND OPERATION INSTRUCTIONS before operating. Failure to follow the safety rules and other basic safety precautions may result in serious personal injury. Item# 5898315 READ & SAVE THESE INSTRUCTIONS...
  • Page 2 Thank you very much for choosing a NorthStar product! For future reference, please complete the owner’s record below: Serial Number/Lot Date Code (if applicable): _____________________ Purchase Date: ____________________________________________ Save the receipt, warranty, and this manual. It is important that you read the entire manual to become familiar with this product before you begin using it.

  • Page 3: Table Of Contents

    Table of Contents Intended Use ............................4 Packaging Contents ..........................4 Technical Specifications ........................4 Important Safety Information ....................... 5 Specific Operation Warnings ....................... 7 Main Parts of Product ......................... 10 Assembly Instructions ....................错误!未定义书签。 Before Each Use ..........................12 Operating Instructions ........................

  • Page 4: Intended Use

    Intended Use Though compact and lightweight, this rammer creates a strong impact and you may expect a large tamping effect on the ground. It will compact nearly all types of soil, except soft soil that contains too much moisture. Use this rammer to tamp the ground for creating roads, embankments, and to prepare the surface to support buildings.

  • Page 5: Important Safety Information

    Important Safety Information ⚠WARNING  Read and understand all instructions. Failure to follow all instructions may result in serious injury or property damage.  The warnings, cautions, and instructions in this manual cannot cover all possible conditions or situations that could occur. Exercise common sense and caution when using this tool. Always be aware of the environment and ensure that the tool is used in a safe and responsible manner.
  • Page 6 may put you dangerously close to cutting tools and rotating parts.  Do not use the product where there is a risk of causing a fire or an explosion; e.g., in the presence of flammable liquids, gases, or dust. The product can create sparks, which may ignite the flammable liquids, gases, or dust.

  • Page 7: Specific Operation Warnings

    before using.  Disconnect the power/air supply from the product and place the switch in the locked or off position before making any adjustments, changing accessories, or storing the tool. Such preventive safety measures reduce the risk of starting the tool accidentally. ...
  • Page 8 CAUTION Read this instruction manual carefully and handle the machine as described so that you can work safely. For details about the engine, refer the separate instruction manual for the engine. Make sure you thoroughly understand the construction and operation of the machine. To work safely, always wear protective clothing (helmet, safety glasses,safety shoes, ear plugs etc.) and appropriate work clothes.Always check the machine to make sure that it is normal before starting operation.

  • Page 9: Transportation And Storage Precautions

    Use wire cables with enough strength to support the machine. DO NOT lift it higher than necessary, for safety. DO NOT use a damaged wire cable.Only use the single hook to lift the machine. DO NOT support it from any other points (such as the handle). Never lift or lower the machine rapidly when using a hydraulic shovel or a crane.

  • Page 10: Main Parts Of Product

    Appropriate maintenance of the machine is required to ensure safety and keep the machine performing well. Always be aware of the machine's condition and keep it in good conditio n. CAUTION Be sure to turn the engine off before checking or adjusting the machine. The muffler and muffler guard become very hot.
  • Page 11 Fuel Tank Cap(EPA) Fuel Tank Assembly(EPA) Lift Frame Engine On/Off switch Fuel Cock Assy Operating Handle Throttle lever Assembly Choke Lever Air Filter(engine) Bellow Shock Absorber Tamping Plate Grip Handle(Foot) Engine Muffler Page 11 of 26...

  • Page 12: Before Each Use

    Before Each Use ⚠WARNING 1 This machine is of oil bath lubrication system. 2 Check the oil level through a window at rear end of the foot. Replenish oil if oil is not visible at the window. For lubrication, use automobile engine oil of 10W-30 SE,SF or better grade.

  • Page 13: Operating Instructions

    For operation C AU T ION GRIP HANDLEBAR (FOOT) is to be used to uplift the shoe part of the machine with GRIP HANDLEBAR the body laid down on the ground or truck bed. Before starting operation check GRIP HANDLEBAR (FOOT) to: .
  • Page 14 6 To start tamping action, move the throttle lever(fig.8) quickly from CLOSE to the FULL OPEN positon. Do not move the throttle lever slowly as this may cause damage to the clutch or spring. 7 After starting tamping action, adjust the jumpingmotion to suit particular soil condition by lightly controlling the throttle lever.

  • Page 15: After Each Use

    9 Soil contacting surface of the foot is lined with heat-treated metal sheet for extra strength. However, for compacting cobblestone, use the filling up soil for example so that the foot hits the soil uniformly. 10 The tamping rammer has been designed to advance while jumping. For quicker advance, erect the machine by pushing its handle down slightly so that flat surface of the foot at its rear end contacts the ground.

  • Page 16: Maintenance

    Drain oil reservoir on foot housing. Refill with approx. 800cc of #10W-30 motor oil for HP-RM75H. Oil should be midway in sight glass. Break in oil should be changed after first 50 hours. (Fig. 10 )
  • Page 17 Rammer should be stored in such position as it is placed on level, after engine and machine have been cooled down. Be sure to secure the rammer as necessary to avoid falling down. If the rammer has to be laid down inevitably, tighten fuel tank cap and engine oil plug securely and wait until engine and machine are cooled down.

  • Page 18: Troubleshooting

    Leaks, wear, loose parts Engine oil Engine oil After first 20 hours Replace only afterthe first 20 hours. Spark plug Clean, adjust gap Every 50 hours Engine oil Engine oil Replace Every 80 to 100 hours Primary element Cleaning Engine oil(25-30cc) Neutral detergent Secondary element Every 100 to 150 hours...
  • Page 19 The air filters are dirty Clean the air filters or replace them Engine does not accelerate or Carburetor cannot supply oil freely Clean the carburetor runs poorly Piston ring, air door wired Refer to the engine manual Clutch worn out Replace the clutch Engine runs but The connecting rod or gear is broken...

  • Page 20: Parts Diagram

    Parts Diagram 1 Page 20 of 26...

  • Page 21: Parts List 1

    Parts List 1 Reference Part Number Part Description Quantity 589831501 Flange Bolt M6*25 589831502 Medium Flat Washer Ø8*22 589831503 Fuel Tank Assembly(EPA) 589831504 Fuel Tank Cap(EPA) 589831505 Protection Frame 589831506 Flange Nut M6 589831507 Plastic Handle 589831508 Locked Nut M5 589831509 Inner Hexagon Bolt M5*16 589831510...
  • Page 22 Parts Diagram 2 Parts List 2 Reference Part Number Part Description Quantity 58983152401 Flange Bolt M6*18 58983152402 Crank case cover 58983152403 Paper gasket 0.5mm 58983152404 External hexagon bolt M8*16 58983152405 Spring Gasket Ø8 58983152406 Quenched Flat washer Ø8*24 58983152407 Connecting rod 58983152408 Deep groove ball bearing 6304 58983152409...
  • Page 23 Parts Diagram 3 Parts List 3 Reference Part Number Part Description Quantity 58983153901 Outside cylinder “O”Ring 160*4 58983153902 58983153903 Piston Rod 58983153904 Bowl Gluesheath 58983153905 Column Gluesheath 58983153906 Small Spring Ø6.5*56*230 58983153907 Big Spring Ø9*76.5*230 58983153908 Piston cap 58983153909 Piston cap nut M18*1.5 58983153910 Bellow(Black) 58983153911...

  • Page 24: Replacement Parts

    Replacement Parts  For replacement parts and technical questions, please call Customer Service at 1-800-222-5381.  Not all product components are available for replacement. The illustrations provided are a convenient reference to the location and position of parts in the assembly sequence. ...

  • Page 25: Limited Warranty

    Limited Warranty Northern Tool and Equipment Company, Inc. ("We'' or "Us'') warrants to the original purchaser only ("You'' or "Your") that the NorthStar product purchased will be free from material defects in both materials and workmanship, normal wear and tear excepted, for a period of one year from date of purchase.
  • Page 26 Distributed by: Northern Tool & Equipment Company, Inc. Burnsville, Minnesota 55306 www.northerntool.com Made in China Page 26 of 26...

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