BOSCH GET 75-150 Random Orbit Sander Instruction Manual

June 12, 2024
Bosch

GET Professional
75-150 | 55-125

BOSCH GET 75 150 Random Orbit Sander

Original instructions

GET 75-150 Random Orbit Sander

BOSCH GET 75 150 Random Orbit Sander - Fig

Safety Instructions

General Power Tool Safety Warnings
WARNING
Read all safety warnings, instructions, illustrations and specifica tions provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire and/ or serious injury.
Save all warnings and instructions for future reference.
The term “power tool” in the warnings refers to your mainsoperated (corded) power tool or battery-operated (cordless) power tool.
Work area safety
Keep work area clean and well lit. Cluttered or dark areas invite accidents.
Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases or dust. Power tools create sparks which may ignite the dust or fumes.
Keep children and bystanders away while operating a power tool. Distractions can cause you to lose control.
Electrical safety
Power tool plugs must match the outlet. Never modify the plug in any way. Do not use any adapter plugs with earthed (grounded) power tools. Unmodified plugs and matching outlets will reduce risk of electric shock.
Avoid body contact with earthed or grounded surfaces, such as pipes, radiators, ranges and refrigerators. There is an increased risk of electric shock if your body is earthed or grounded.
Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock.
When operating a power tool outdoors, use an extension cord suitable for outdoor use. Use of a cord suitable for outdoor use reduces the risk of electric shock.
If operating a power tool in a damp location is unavoidable, use a residual current device (RCD) protected supply. Use of an RCD reduces the risk of electric shock.

Personal safety

Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in  erious personal injury.
Use personal protective equipment. Always wear eye protection. Protective equipment such as a dust mask, non-skid safety shoes, hard hat or hearing protection used for appropriate conditions will reduce personal injuries.
Prevent unintentional starting. Ensure the switch is in the off-position before connecting to power source and/or battery pack, picking up or carrying the tool. Carrying power tools with your finger on the switch or energising power tools that have the switch  on invites accidents.
Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury.
Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations.
Dress properly. Do not wear loose clothing or jewellery. Keep your hair and clothing away from moving parts. Loose clothes, jewellery or long hair can be caught
in moving parts.
If devices are provided for the connection of dust extraction and collection facilities, ensure these are connected and properly used. Use of dust collection can reduce dust-related hazards.
Do not let familiarity gained from frequent use of tools allow you to become complacent and ignore tool safety principles. A careless action can cause severe injury within a fraction of a second.
Power tool use and care
Do not force the power tool. Use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed.
Do not use the power tool if the switch does not turn it on and off. Any power tool that cannot be controlled with the switch is dangerous and must be repaired.
Disconnect the plug from the power source and/or remove the battery pack, if detachable, from the power tool before making any adjustments, changing accessories, or storing power tools. Such preventive safety measures reduce the risk of starting the  power tool accidentally.
Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool. Power tools are dangerous in the hands of untrained users.
Maintain power tools and accessories. Check for misalignment or binding of moving parts, breakage of  parts and any other condition that may affect the power tool’s operation. If damaged, have the power  tool repaired beforeuse. Many accidents are caused by poorly maintained power tools.
Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control.
Use the power tool, accessories and tool bits etc. in accordance with these instructions, taking into account the working conditions and the work to be performed. Use of the power tool for operations different from those intended could result in a hazardous situation.
Keep handles and grasping surfaces dry, clean and free from oil and grease. Slippery handles and grasping surfaces do not allow for safe handling and control of the tool in unexpected situations.
Service
Have your power tool serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the power tool is maintained.
Safety Warnings for Sander
Only use the power tool for dry sanding. Water entering a power tool will increase the risk of electric shock.
Ensure that no persons are at risk due to flying sparks. Remove combustible materials from the surrounding area. Flying sparks are created when sanding metals.
Warning: Danger of fire! Avoid overheating the workpiece and the sander. Always empty the dust collector before taking a break from work. Sanding dust in the dust bag, microfilter, paper bag (or in the filter bag or vacuum cleaner filter) can spontaneously combust under certain conditions, for example if flying sparks are created when sanding metals. This risk is increased if the sanding dust is mixed with paint or polyurethane residue or with other chemical substances and if the workpiece is hot as a result of prolonged work.
Clean the air vents on your power tool regularly. The motor’s fan will draw the dust inside the housing and excessive accumulation of powdered metal may cause electrical hazards.
Hold the power tool firmly with both hands and make sure you have a stable footing. The power tool can be more securely guided with both hands.
Always wait until the power tool has come to a complete stop before placing it down.
Secure the workpiece. A workpiece clamped with clamping devices or in a vice is held more secure than by hand.
Products sold in GB only:
Your product is fitted with an BS 1363/A approved electric plug with internal fuse (ASTA approved to BS 1362). If the plug is not suitable for your socket outlets, it should be cut off and an appropriate plug fitted in its place by an authorised customer service  agent. The replacement plug should have the same fuse rating as the original plug. The severed plug must be disposed of to avoid a possible shock hazard and should never be inserted into a mains socket elsewhere.

Product Description and Specifications

Read all the safety and general instructions.
Failure to observe the safety and general instructions may result in electric shock, fire and/or serious injury. Please observe the illustrations at the beginning of this operating manual.
Intended Use
The power tool is intended for dry sanding of wood, plastic, metal, filler and varnished surfaces. Power tools with electronic control are also suitable for polishing.
Product Features
The numbering of the product features refers to the diagram of the power tool on the graphics page.

  1. Orbital stroke rate preselection thumbwheel
  2. On/off switch
  3. Extraction pipe
  4. Extraction outlet
  5. Auxiliary handle (insulated gripping surface) a)
  6. Screw for auxiliary handle a)
  7. Handle (insulated gripping surface)
  8. Sanding sheet a)
  9. Hex key
  10. Screw for sanding pad
  11. Sanding pad
  12. Corner protection
  13. Threaded hole
  14. Mode selector switch
  15. Release button
    a) Accessories shown or described are not included with the product as standard. You can find the complete selection of accessories in our accessories range.

Technical Data

Random orbit sanders GET 75-150 GET 55-125
Article number 3 601 B57 1.. 3 601 B57 0..
Orbital stroke rate preselection
Rated power input W 750 550
No-load speed n0 min-1 3300–7300 3300–7800
No-load orbital stroke rate min-1 6600–14,600 6600–15,600
Sanding pad speed during coarse sanding min-1 290–640 200–480
Orbit diameter mm 4.5 3.5
Sanding pad diameter mm 150 125
  Weight according to EPTA-procedure 01:2014 kg 2.6 2.4
Protection class

The specifications apply to a rated voltage [U] of 230 V. These specifications may vary at different voltages and in country-specific models.
Noise/Vibration Information

| | GET 75-150| GET 55-125
---|---|---|---
| | 3 601 B57 1..| 3 601 B57 0..

Noise emission values determined according to EN 62841-2-4.
Typically, the A-weighted noise level of the power tool is

Sound pressure level dB(A) 85 86
Sound power level dB(A) 96 97
Uncertainty K dB 3 3
Wear hearing protection!

Vibration total values ah (triax vector sum) and uncertainty K determined according to EN 62841-2-4:

Grinding: Normal mode| | |
---|---|---|---
ah| m/s| 5.5| 5.5
K| m/s| 1.5| 1.5
Grinding: Turbo mode| | |
ah| m/s| 6.5| 6.0
K| m/s| 1.5| 1.5
Polishing| | |
ah| m/s2| 7.0| 7.5
K| m/s 2| 1.5| 1.5

The vibration level and noise emission value given in these instructions have been measured in accordance with a standardised measuring procedure and may be used to compare power tools. They may also be used for a preliminary estimation of vibration and noise emissions.
The stated vibration level and noise emission value represent the main applications of the power tool. However, if the power tool is used for other applications, with different application tools or is poorly maintained, the vibration level  and noise emission value  ay differ. This may significantly increase the vibration and noise emissions over the total working period.
To estimate vibration and noise emissions accurately, the times when the tool is switched off or when it is running but not actually being used should also be taken into  account. This may significantly reduce vibration and noise emissions  over the total working
period.
Implement additional safety measures to protect the operator from the effects of vibration, such as servicing the  power tool and application tools, keeping their hands warm, and organising workflows correctly.

Assembly

Pull the plug out of the socket before carrying out any work on the power tool.
Changing the Sanding Sheet
To remove the sanding sheet (8), lift it from the side and pull it from the sanding pad (11).
Remove dirt and dust from the sanding pad (11), e.g. with a  paintbrush, before attaching a new sanding sheet.
The surface of the sanding pad (11) is fitted with a hookand-loop fastening, allowing sanding sheets with a hookand-loop backing to be secured quickly and easily.
Press the sanding sheet (8) firmly onto the underside of the sanding pad (11).
To ensure optimum dust extraction, make sure that the  punched holes in the sanding sheet(8) are aligned with the drilled holes in the sanding pad (11).
Selection of the Sanding Plate
The power tool can be fitted with sanding pads of various  hardnesses, depending on the application:
– Extra soft sanding pad: Suitable for polishing and sensitive sanding even on curved surfaces
– Soft sanding pad: Suitable for all sanding work, universal application
– Hard sanding pad: Suitable for heavy sanding on flat surfaces
Changing the Sanding Pad
Note: Replace damaged sanding pads (11) immediately.
Remove the sanding sheet or polishing tool. Unscrew the screw (10) completely and remove the sanding pad (11). Attach the new sanding pad (11) and retighten the screw so that it is finger-tight.
Note: Pads with diameters of 150 mm and 125 mm have different carriers. The pads can only be fitted to the right power tool.
Note: When attaching the sanding pad, make sure that the teeth of the catch mate with the recesses in the sanding pad.
Note: Damaged sanding pads must only be replaced by an after-sales service centre authorised to work with Bosch power tools.
Dust/Chip Extraction
The dust from materials such as lead paint, some types of wood, minerals and metal can be harmful to human health. Touching or breathing in this dust can trigger allergic reactions and/or cause respiratory illnesses in the user or in people in the near vicinity. Certain dusts, such as oak or beech dust, are classified as carcinogenic, especially in conjunction with wood treatment additives (chromate, wood preservative). Materials containing asbestos may only be machined by specialists.
– Use a dust extraction system that is suitable for the material wherever possible.
– Provide good ventilation at the workplace.
– It is advisable to wear a P2 filter class breathing mask.
The regulations on the material being machined that apply in the country of use must be observed.
Avoid dust accumulation at the workplace. Dust can easily ignite.
When sanding, it is recommended that you connect the power tool to a dust extractor. The power tool has no blower of its own; dust bags cannot be used.
External Dust Extraction
Connect the extraction hose (accessory) either to the extraction pipe (3) or directly to the extraction outlet (4) of the power tool.
Note: The extraction pipe (3) consists of antistatic material. If an antistatic extraction hose (accessory) is used in addition, this will prevent an electrostatic charge from building on the tool, which can happen on occasion when  anding. When working without  ust extraction (e.g. polishing), you can remove the extraction pipe (3). To do this, press the  release button (15) and pull the extraction pipe (3) backward out of the power tool.
The dust extractor must be suitable for the material being worked.
When extracting dry dust that is especially detrimental to health or carcinogenic, use a special dust extractor.
Auxiliary Handle
The auxiliary handle (5) enables comfortable handling and optimum power distribution, with a high sanding removal rate in particular.
Secure the auxiliary handle (5) in the thread (13) on either the right or left of the housing.
To achieve better control of the power tool during sanding applications, it is recommended that you place your other hand on the front hand rest. The auxiliary handle (5) may ex-ert lateral forces which could cause the power tool to wobble. This can result in damage to the surface to be sanded, as well as the pad.
Corner protection
The corner protection (12) protects the sanding pad when sanding areas close to edges. Fix the corner protection (12) onto the power tool from the front. To remove it, pull the corner protection (12) forward and off by one end.

Operation

Starting Operation
Pay attention to the mains voltage. The voltage of the power source must match the voltage specified on the rating plate of the power tool. Power tools marked with 230 V can also be operated with 220 V.
Products that are only sold in AUS and NZ: Use a residual current device (RCD) with a nominal residual current of 30 mA or less.
Switching On/Off
Make sure that you are able to press the On/Off switch without releasing the handle.
To switch on the power tool, push the on/off switch (2) forward.
To switch off the power tool, push the on/off switch (2) backward.
Preselecting the orbital stroke rate You can even preselect the orbital stroke rate during operation using the necessary orbital stroke rate preselection thumbwheel (1).
1–2 Low orbital stroke rate
3–4 Medium orbital stroke rate
5–6 High orbital stroke rate
The required orbital stroke rate is dependent on the material and the work conditions and can be determined using practical tests.
The Constant Electronic keeps the orbital stroke rate at no load and under load virtually consistent, guaranteeing uniform performance.
After working at a low orbital stoke rate for an extended period, you should operate the power tool at the maximum orbital stroke rate for approximately three minutes without load to cool it down.
Selecting the Material Removal Rate
Two operating modes with different material removal rates are available. For coarse sanding, push the mode selector switch (14) forward; for fine sanding, push the mode selector switch (14) backward until you hear it click into place.
Do not change the operating mode while sanding! This poses a risk of injury.
Coarse Sanding Operating Mode (Positive Drive Control)
This operating mode has a very high sanding removal rate and is recommended for machining extremely rough and non-sensitive surfaces, as well as for rough polishing. The positive drive control of the sanding pad achieves a consistent eccentric and rotational
movement.
Fine Sanding Operating Mode (Free Running)
This operating mode is recommended for handling sensitive surfaces, as well as for fine polishing. The free running of the sanding pad achieves a rotational movement that is dependent on the contact pressure with a constant eccentric movement. In addition,  he sanding removal rate can be varied by changing the contact pressure.
Working Advice
Pull the plug out of the socket before carrying out any work on the power tool.
Always wait until the power tool has come to a complete stop before placing it down.
Do not put the power tool down on its side. This could permanently warp the sanding pad.
This power tool is not suitable for bench-mounted use. It must not be clamped into a vice or fastened to a workbench, for example.
Sanding Surfaces
Switch the power tool on, place the entire sanding surface against the surface of the workpiece and apply moderate pressure as you move the sander over the workpiece. The material removal rate and sanding result are primarily determined by the choice of sanding sheet, the preselected orbital stroke rate level and the contact pressure.
Only immaculate sanding sheets achieve good sanding performance and make the power tool last longer. Be sure to apply consistent contact pressure in order to  increase the lifetime of the sanding sheets.
Excessively increasing the contact pressure will not lead to increased sanding performance, rather it will cause more severe wear of the power tool and of the sanding sheet. Do not use a sanding sheet for other materials after it has been used to work on metal.
Use only original Bosch-sanding accessories.
Rough Sanding
Attach a coarse grit sanding sheet.
Apply only light pressure to the power tool so that it runs at a higher orbital stroke rate and a higher material removal rate is achieved. Fine Sanding Attach a fine grit sanding sheet. You can reduce the sanding plate orbital stroke rate by lightly varying the contact pressure or changing the orbital stroke rate level; the random orbit motion will be retained. Move the power tool with moderate pressure flat on the workpiece in a circular motion or alternately along and across it. Do not tilt the power tool in order to avoid sanding through the workpiece, e.g. veneers. Switch the power tool off after completing operation.
Polishing
Note: For polishing, you can remove the extraction pipe (3); this will enable you to handle the tool more easily without damaging the workpiece.
For polishing weathered lacquers and redressing scratches (e.g. acrylic glass), the power tool can be fitted with an appropriate polishing tool, e.g. lambswool bonnet, polishing felt or polishing sponge (accessory).
Select a low orbital stroke rate (level 1–2) when polishing in order to avoid heating up the surface excessively.
Apply the polish to an area slightly smaller than the area which you intend to polish. Using the appropriate polishing tool, work in the polish with either linear or circular movements and with moderate pressure.
Do not allow the polish to dry out on the surface; this may damage the surface. Do not expose the surface which you intend to polish to direct sunlight.
Clean the polishing tools regularly to ensure good polishing results. Wash the polishing tools with mild detergent and warm water; do not use thinning agents.
Clean the extraction outlet (4) regularly; this will ensure perfect dust extraction for subsequent grinding applications.

Maintenance and Service

Maintenance and Cleaning
Pull the plug out of the socket before carrying out any work on the power tool.
To ensure safe and efficient operation, always keep the power tool and the ventilation slots clean.
In order to avoid safety hazards, if the power supply cord needs to be replaced, this must be done by Bosch or by an after-sales service centre that is authorised to repair Bosch power tools.
After-Sales Service and Application Service
Our after-sales service responds to your questions concerning maintenance and repair of your product as well as spare parts. You can find explosion drawings and information on spare parts at: www.bosch-pt.com
The Bosch product use advice team will be happy to help you with any questions about our products and their accessories.
In all correspondence and spare parts orders, please always include the 10‑digit article number given on the nameplate of the product.
Great Britain
Robert Bosch Ltd.
(B.S.C.) P.O. Box 98
Broadwater Park
North Orbital Road
Denham Uxbridge
UB 9 5HJ
At www.bosch-pt.co.uk you can order spare parts or arrange the collection of a product in need of servicing or repair.
Tel. Service: (0344) 7360109
E-Mail: boschservicecentre@bosch.com
You can find further service addresses at: www.bosch- pt.com/serviceaddresses
Disposal
The power tool, accessories and packaging should be recycled in an environmentally friendly manner.
** Do not dispose of power tools along with household waste.
Only for EU countries:
According to the European Directive 2012/19/EU on Waste Electrical and Electronic Equipment and its implementation into national law, power tools that are no longer usable must be collected separately and disposed of in an environmentally friendly manner.
If disposed incorrectly, waste electrical and electronic equipment may have harmful effects on the environment and human health, due to the potential presence of hazardous substances.
Only for United Kingdom:**
According to The Waste Electrical and Electronic Equipment Regulations 2013 (SI 2013/3113) (as amended), products that are no longer usable must be collected separately and disposed of in an environmentally friendly manner.

BOSCH GET 75 150 Random Orbit Sander - Fig 1

BOSCH GET 75 150 Random Orbit Sander - Fig 2

BOSCH GET 75 150 Random Orbit Sander - Fig 3

EU Declaration of Conformity
Random orbit sanders Article number
We declare under our sole responsibility that the stated products comply with all applicable provisions of the directives and regulations listed below and are in conformity with the following standards.
Technical file at: *

GET 75-150
GET 55-125| 3 601 B57 100
3 601 B57 000| 2006/42/EC
2014/30/EU
2011/65/EU| EN 62841-1:2015
EN 62841-2-4:2014
EN 55014-1:2017+A11:2020
EN 55014-2:2015
EN IEC 61000-3-2:2019
EN 61000-3-3:2013+A1:2019
EN IEC 63000:2018
---|---|---|---
| | | * Robert Bosch Power Tools GmbH
(PT/ECS)
70538 Stuttgart
GERMANY
| | Henk Becker
Chairman of Executive
Management| Helmut Heinzelmann
Head of Product Certification
| | |

Robert Bosch Power Tools GmbH, 70538 Stuttgart, GERMANY Stuttgart, 15.06.2022

Declaration of Conformity

Random orbit sanders Article number
GET 55-125 3 601 B57 060
GET 55-125 3 601 B57 070
GET 75-150 3 601 B57 160
GET 75-150 3 601 B57 170

We declare under our sole responsibility that the stated products comply with all applicable provisions of the regulations listed below and are in conformity with the following standards.
Technical file at: Robert Bosch Ltd. (PT/SOP-GB), Broadwater Park, North Orbital Road, Uxbridge UB9 5HJ, United Kingdom
The Supply of Machinery (Safety) Regulations 2008
The Electromagnetic Compatibility Regulations 2016
The Restriction of the Use of Certain Hazardous Substances in
Electrical and Electronic Equipment Regulations 2012
EN 62841-1:2015
EN 62841-2-4:2014
EN 55014-1:2017+A11:2020
EN 55014-2:2015
EN IEC 61000-3-2:2019
EN 61000-3-3:2013+A1:2019
EN IEC 63000:2018

Vonjy Rajakoba
Managing Director – Bosch UK

Robert Bosch Power Tools GmbH, 70538 Stuttgart, Germany represented (in terms of the above regulations) by Robert Bosch Limited, Broadwater Park, North Orbital Road, Uxbridge UB9 5HJ, United Kingdom

Martin Sibley
Head of Sales Operations and Aftersales Robert Bosch Ltd. Broadwater Park, North Orbital Road, Uxbridge UB9 5HJ, United Kingdom, as authorised representative
acting on behalf of Robert Bosch Power Tools GmbH, 70538 Stuttgart, Germany
Place of issue: Uxbridge
Date of issue: 19/07/2021
Bosch Power Tools
1 609 92A 7T3 | (22.06.2022)

Robert Bosch Power Tools GmbH
70538 Stuttgart
GERMANY
www.bosch-pt.com
1 609 92A 7T3 (2022.05)

1 609 92A 7T3 (2022.05) DOC / 199 1 609 92A 7T3

Documents / Resources

| BOSCH GET 75-150 Random Orbit Sander [pdf] Instruction Manual
GET 75-150, GET 55-125, GET 75-150 Random Orbit Sander, Random Orbit Sander, Orbit Sander, Sander
---|---

References

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