PowerBase CS4100-3 Instruction Manual
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PowerBase CS4100-3 Instruction Manual

40cm 41cc petrol chainsaw
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40cm 41cc Petrol
Chainsaw
577161
These instructions contain important information that will help you get the best
from your product, ensuring it is assembled correctly and safely. If you need help
or have damaged or missing parts, call the Customer Helpline on 01904 727 509.
53cm Self Propelled Petrol
Rotary Lawn Mower
Instruction
Manual
IMPORTANT!
Please read these
instructions fully before
starting assembly.
1

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Questions and answers

neil howells
March 19, 2025

how to remove chain cover

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1 comments:
Mr. Anderson
March 19, 2025

To remove the chain cover on a PowerBase CS4100-3:
1. Pull the chain brake back to ensure it is released (the chain cover can only be removed with the chain brake disengaged).
2. Loosen the chain cover tightening wheel.
3. Remove the chain cover.

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Summary of Contents for PowerBase CS4100-3

  • Page 1 Instruction Manual 53cm Self Propelled Petrol Rotary Lawn Mower IMPORTANT! 40cm 41cc Petrol Please read these Chainsaw 577161 instructions fully before starting assembly. These instructions contain important information that will help you get the best from your product, ensuring it is assembled correctly and safely. If you need help or have damaged or missing parts, call the Customer Helpline on 01904 727 509.

  • Page 2: Table Of Contents

    Contents General safety warnings Intended use In the Box Assembly Preparation Operation Maintenance Troubleshooting Technical Data Disposal Getting Help Warranty...

  • Page 3: General Safety Warnings

    General safety warnings Please read these instructions fully before operating or maintaining your machine. DESCRIPTION OF SYMBOLS The following warning symbols appear throughout this manual and indicate the appropriate safety measures you should take when operating and maintaining the electric chainsaw. Read the instruction handbook before operating this machine.
  • Page 4 Guaranteed sound power level value in 114 dB Avoid contact with the tip of the guide bar (chain return point). This will result in kickback of the chainsaw. Hold the chainsaw with both hands. Hold the saw firmly with both hands. Place your right hand on the rear handle and your left hand on the front handle.
  • Page 5 GENERAL SAFETY The chain is designed exclusively for sawing wood. You may only fell trees if you have received the appropriate training. The manufacturer cannot be held liable for damage caused by improper or incorrect use. Please note that our equipment has not been designed for use in commercial, trade or industrial applications.
  • Page 6 physical, sensory or mental capabilities or lack of experience and knowledge, unless they have been given supervision or instruction concerning the use of the machine by a person responsible for their safety. - Do not touch the chain. PREPARATION WARNING! - DO NOT operate a chainsaw with one hand! Serious injury to the operator, assistants, bystanders or any combination of these...
  • Page 7 - DO NOT start cutting until you have a clear work area, secure footing and a planned retreat path from falling trees or branches. - Keep all parts of your body away from the saws chain when the engine is running. - Before you start the engine, make sure that the chain is not in contact with anything.
  • Page 8 - DO NOT operate a chainsaw up in a tree unless you have been specifically trained to do so. - All chainsaw servicing, other than the items listed in the user manual safety and maintenance instructions, should be performed by competent chainsaw service personnel.
  • Page 9 firewood, etc. It is not designed for lengthy use. If it is used for a lengthy period, the vibrations it causes in the hands of the user may result in circulation problems (white finger syndrome). - The chain is designed exclusively for sawing wood.
  • Page 10 devices built into your saw. As a chainsaw user, you should take several steps to keep your cutting jobs free from accident or injury. - NOTE: With a basic understanding of kickback, you can reduce or eliminate the element of surprise. Sudden surprise contributes to accidents.
  • Page 11 Beware of the following rotary recoil. - When cutting from under an object using the top of the chain, the object may pinch the chain, and cause either a forward force on the chainsaw or a rearward force on the object.

  • Page 12: Intended Use

    Intended use This machine may only be used in the outdoors for cutting wood and in combination with the original cutting chain. This machine is not designed for heavy duty or commercial use. Any use of the machine that deviates from its intended use, and is not included in these instructions, is considered unauthorised use and relieves the manufacturer from his or her...

  • Page 13: In The Box

    In the Box PARTS Front handle Start handle Brake lever/hand guard Throttle trigger Saw chain Safety trigger lock Chain bar Air filter cover Chain cover Stop switch Choke control lever Chain catcher Chain tension adjustment Bar sheath wheel Chain oil 100ml Chain cover tighten wheel Plug wrench Primer bulb...

  • Page 14: Assembly

    Assembly UNPACKING • Unpack all parts and lay them on a flat, stable surface. • Remove all packing materials and shipping devices if applicable. • Make sure the delivery contents are complete and free of any damage. If you find that parts are missing or show damage, do not use the product but contact the aftersales service within 28 days of purchase.
  • Page 15 NOTE: Study your chainsaw and be familiar with its parts. CHAIN BRAKE MECHANICAL TEST WARNING! The purpose of the chain brake is to reduce the possibility of injury due to kickback; however, it cannot provide the intended measure of protection if the chainsaw is operated carelessly.
  • Page 16 NOTE: The brake lever should snap into both positions. If this is not the case, do not use your chainsaw. Contact the helpline immediately on 01904 727 509. ADJUSTING THE CHAIN TENSION Place the chainsaw on flat ground. Slide the chain cover lever (A) out, and slightly loosen the chain cover (anti-clockwise rotating).
  • Page 17 Tighten the bar knob securely (clockwise). Hand tighten only! NOTE: When tensioned correctly, it should be possible to pull one full chain link free of the bar channel with ease. A new chain will expand its length during the first period of use.
  • Page 18 Using a funnel and keeping the bottle level, pour the petrol firstly in the left hand side up to the required level (B), and pour oil to the level marked (A). Shake vigorously to mix the petrol and oil prior to pouring into the tank (C).
  • Page 19 Important! The fuel mix is added into fuel tank (C), and chain lubrication oil is filled into oil reservoir (D). Seal one cap prior to removing the second cap. If you put the fluid into the wrong tank seek assistance from an expert immediately. WARNING! Lack of chain oil will seriously damage the chain.

  • Page 20: Operation

    Operation START THE ENGINE START WARNING! Do not start the engine whilst holding the chainsaw in one hand. There is a risk that the chainsaw may touch your body. This is very dangerous. 1. Set the switch to the ‘I’ position. start START switch...
  • Page 21 5. While holding the saw unit securely on the ground (one foot holding down the rear handle, left hand holding the front handle), pull the start handle four times to warm the engine. At this stage, the engine will usually not start. 6.
  • Page 22 9. Disengage the chain brake by pulling it back. 10 Push the safety trigger lock (C) firstly and engage the throttle trigger (D). NOTE: If you fail to start your machine or require further assistance, please contact our aftersales support team on 01904 727 509.
  • Page 23 NOTE: The oil reservoir should be nearly empty by the time fuel is used up. Be sure to refill the oil reservoir every time when refuelling the saw. With the chainsaw switched off, the chain oil flow can be changed by inserting a screwdriver in the hole (A) on the bottom of the side of the clutch.
  • Page 24 IMPORTANT! Be sure to confirm brake operation every time you use the chainsaw and periodically during use. HOW TO CHECK IF THE CHAIN BRAKE IS FUNCTIONING CORRECTLY Turn off the engine and leave until cold. 2. With the chainsaw on a flat surface and the chain tensioned correctly, engage the chain brake by pushing it forward until an audible click is heard.
  • Page 25 SAWING WARNING! Before proceeding to your job, read the ‘General Safety Warnings’ section. It is recommended to first practice sawing easy logs. This also helps you get accustomed to your unit. Always follow the safety regulations. The chainsaw must only be used for cutting wood. It is forbidden to cut other types of material.
  • Page 26 felling direction 2nd cut 1st cut 5. Escape path: First, clear the tree base and work area of interfering limbs and brush, and clean its lower portion with an axe. Then, establish two paths of escape (B) and remove all obstacles. These paths should be generally opposite to the planned direction of the fall of the tree and about at about a 45°...
  • Page 27 A log lying on the ground Saw down halfway, then roll the log over and cut from the opposite side. A log supported off the ground In area A, saw up from the bottom one-third and finish by sawing down from the top. In area B, saw down from the top one-third and finish by sawing up from the bottom.

  • Page 28: Maintenance

    Maintenance List of wearable parts Description Models or specifications Spark plug LD L8RTF/902700 Chain bar 160SDEA041 Saw chain 91PJ057X Maintenance after each use WARNING! Before cleaning, inspecting or repairing your unit, make sure that the engine has stopped and is cool. Disconnect the spark plug to prevent accidental starting.
  • Page 29 3. Chain bar When the chain bar is dismounted, remove sawdust from the bar groove and the oiling port. Grease the nose sprocket through the grease port on the tip of the bar. 4. Spark plug To ensure that the saws engine retains its power, the spark plug must be clean and have the correct electrode gap (0.6mm).The spark plug (B) must be cleaned or replaced after every 20 hours of service.
  • Page 30 How to replace the chain Pull the chain brake back and ensure that it has been released (the chain cover can only be removed with the chain brake disengaged). 2. Loosen the chain cover tightening wheel and the chain cover. 3.
  • Page 31 5. Fit the chain cover to the unit and fasten the nuts to the chainsaw. Fasten as tight as possible using only your fingers. 6. While holding up the tip of the bar, adjust the chain tension by turning the adjustment wheel until the chain engages in the bar channel.
  • Page 32 Periodical service points 1. Start assembly 2. Fan cover 3. Fan 4. Cylinder fins 5. Engine cover Air cooling system Dust clogging around the cooling system and the cylinder fins will cause overheating of the engine. Periodically check and clean the cooling system and the cylinder fins with a brush after removing the cylinder cover, the air cleaner and the recoil case.
  • Page 33 Cutter setting guidance WARNING! Be sure to wear safety gloves. Before filing: 1. Make sure the saw chain is held securely. 2. Make sure the engine is stopped. 3. Use a round file that is the proper size for your chain. Note: Chain type: 91PJ - File size: 5/32 in (4.0mm).

  • Page 34: Troubleshooting

    Troubleshooting CAUTION! - Always switch off the engine and pull the ignition cable before starting any inspection or adjustment work. - If after making an adjustment or repair to the engine you let it run for a few minutes, remember that the exhaust and other parts will get hot.
  • Page 35 Insufficient Empty oil tank for Top up the oil tank for the the chain chain chain Oil lubrication Clean the oil lubrication hole lubrication opening blocked in the cutter bar or clean the (the cutter groove in the cutter bar rail and chain get hot)

  • Page 36: Technical Data

    Technical Data Model CS4100-3 Engine displacement 41cm Engine 1.4kW Bar/Chain code Oregon 160SDEA041 (112364)/91P057X Bar length 40cm Chain gauge 1.27mm Idling speed 3100±300/min Max. speed with cutting equipment 11000/min Max. chain speed 21m/s Fuel tank capacity 260ml Oil tank capacity...

  • Page 37: Disposal

    Disposal The chainsaw and its accessories are made of various recyclable materials. Dispose of the chainsaw in accordance with your local recycling regulations. Getting Help Our dedicated UK-based customer helpline is open 7 days a week to assist you with assembly, parts queries and technical support. We are open during office hours but you can always send an email via support@coreservice.co.uk.

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