BOSCH UniversalRotak 450 Robot Lawn Mower Instruction Manual

: October 30, 2023
: Bosch

Table of Contents

Safety Notes
Operation
Maintenance
Symbols
Intended Use
Technical Data
Noise/Vibration Information
Mounting and Operation
Troubleshooting
After-sales Service and Application Service
Disposal
References
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UniversalRotak 450 Robot Lawn Mower
Instruction Manual

UniversalRotak
450 | 460 | 470 | 490 | 550 | 580

Safety Notes

Warning! Read these instructions carefully, be familiar with the controls and the proper use of the machine. Please keep the instructions safe for later use!
Explanation of symbols on the machine
General hazard safety alert.
Read instruction manual.
Pay attention that bystanders are not injured through foreign objects thrown from the machine.
Warning: Keep a safe distance from the machine when operating.
Caution: Do not touch rotating blades. Sharp blade(s). Beware of severing toes or fingers.
Not applicable.
Switch off and remove plug from mains before adjusting, cleaning or if the cable is entan gled and before leaving the garden product unattended for any period. Keep the supply flexible cord away from the cutting blades.
Wait until all machine components have completely stopped before touching them. The blades continue to rotate after the machine is switched off, a rotating blade can cause injury.
Do not use the machine in the rain or leave it outdoors when it is raining.
Beware electric shock hazard.
Keep supply flexible cord away from cutting means.
Do not use a high-pressure washer or a garden hose to clean the machine.

Operation

Never allow children or people unfamiliar with these instructions to use the machine. Local regulations may restrict the age of the operator. When not in use, store the machine out of reach of children.
Never allow children, persons with physical, sensory or mental limitations or a lack of experience and/or knowledge and/or people unfamiliar with these instructions to use the machine. Local regulations may restrict the age of the operator.
Children should be supervised to ensure that they do not play with the machine.
Never work while people, especially children, or pets are nearby.
The user is responsible for accidents or hazards occurring to other people or their property.
Do not operate the machine when barefoot or wearing open sandals, always wear substantial footwear and long trousers.
Thoroughly inspect the area where the machine is to be used and remove all stones, sticks, wires, bones and other foreign objects.
Before using, always visually inspect to see that the blades, blade bolts and cutter assembly are not worn or damaged. Replace worn or damaged blades and bolts in sets to preserve balance.
Mow only in daylight or in good artificial light.
Avoid mowing in bad weather conditions especially when there is a risk of lightning.
Avoid operating the machine in wet grass, where feasible.
Walk, never run.
Never operate the machine with defective guards or shields, or without safety devices, for example deflectors and/or grass catchers in place.
We would advise you to wear ear protection for your own convenience.
Never operate the product when you are tired, ill or under the influence of alcohol, drugs or medicine.
Working on banks can be dangerous.
– Do not mow on excessively steep slopes.
– Always be sure of your footing on slopes or wet grass.
– Mow across the face of slopes – never up and down.
– Exercise extreme caution when changing direction on slopes.
Use extreme caution when stepping back or pulling the machine towards you.
Never mow by pulling the mower towards you.
Wait until the blades stop if the machine has to be tilted for transportation when crossing surfaces other than grass and when transporting the machine to and from the area to be mowed.
Do not tilt the machine when starting or switching on the motor.
Switch on the motor according to the instructions with feet well away from rotating parts.
Do not put hands or feet near or un- der rotating parts.
Always stand clear of the discharge zone when operating the machine.
Never pick up or carry the machine while the motor is running.
Do not modify this product. Unauthorized modifications may impair the safety of your product and may result in increased noise and vibration.
Regularly inspect the supply cable and any extension cables. Do not connect damaged cables to the supply or touch a damaged cable before it is disconnected from the supply. A damaged cable can lead to contact with live parts. Beware electric shock hazard.

Leaf Collect
The leaf collect blade has been designed to allow you to pick up autumn leaves from your lawn. In order for this functionality to work within optimal parameters, please note the following:
– only collect leaves with the machine set at 70 mm cutting hight
– collect leaves from your lawn only
– before collecting leaves inspect the area where the machine is to be used and keep people, pets, glass structures and cars away from use
Remove the plug from the socket:
– Whenever you leave the machine.
– before clearing a blockage,
– before checking, cleaning or working on the machine,
– after striking a foreign object. Inspect the machine for damage and make repairs as necessary, – if the machine starts to vibrate abnormally (check immediately).
Connecting to the mains

The voltage indicated on the rating plate must correspond to the voltage of the power source.
We recommend that this equipment is only connected into a socket which is protected by a circuit-breaker that would be actuated by a 30 mA residual current.
Only use or replace power supply cables for this unit which correspond to the types indicated by the manufacturer. See the operating instructions for the order no. and types.
Never touch the mains plug with wet hands.
Do not run over, crush or pull the power supply cord or extension cord, otherwise it may be damaged. Protect the cable from heat, oil and sharp edges.
The extension lead must have a cross section in accordance with the operating instructions and be protected against splashed water. The connection must not be in water.
Always wear gardening gloves when handling or working near the sharp blades.

Electrical Safety
**** Warning! Switch off, remove plug from mains before adjusting, cleaning or if cable is cut, damaged or entangled.

The blades continue to rotate for a few seconds after the machine is switched off.
Caution – do not touch the rotating blade.

Your machine is double insulated for safety and requires no earth connection. The operating voltage is 230 V AC, 50 Hz (for non-EU countries 220 V, 240 V as applicable). Only use ap proved extension cables. Contact your Bosch Service Centre for details.
For increased electrical safety use a Residual Current Device (RCD) with a tripping current of not more than 30 mA.
Always check your RCD every time you use it.
Keep the supply cables away from moving hazardous parts and avoid damage to the cables; this can lead to contact with live parts.
The connections (plugs and sockets) should be kept dry and off the ground.
The supply cables must be inspected for signs of damage at regular intervals and may only be used if in perfect condition.
If the supply cable on the product is damaged, it must only be replaced by a Bosch Service Centre.
Only use approved extension cables.
Extension cords, cables, leads, reels should only be used if they comply with EN 61242/IEC 61242 or IEC 60884-2-7.
If you want to use an extension cable when operating your product, only the following cable dimensions should be used:
– Nominal Conductor Area of 1.25 mm 2 or 1.5 mm 2
– Maximum length of 30 m for a Cord Extension Set or maximum length of 60 m for a Cable Reel with Residual Current Device (RCD
Note: If an extension cable is used it must be earthed and connected through the plug to the earth cable of your supply network in accordance with prescribed safety regulations.
If in doubt contact a qualified electrician or the nearest Bosch Service Centre.
WARNING! Inadequate extension cables can be dangerous.
Extension cable, plug and socket must be of watertight construction and intended for outdoor use.

Maintenance

Always wear gardening gloves when handling or working near the sharp blades.
Keep all nuts, bolts and screws tight to be sure that the machine is in safe working condition.
Check the grass catcher frequently for wear or deterioration.
Examine the machine and replace worn or damaged parts to maintain its safety.
Ensure replacement cutting means of the right type are used.
Ensure replacement parts fitted are Bosch-approved
Before storage ensure machine is clean and free from debries, if necessary clean with a soft, dry brush.

Symbols

The following symbols are important for reading and understanding the operating instructions especally the diagrams. Please take note of the symbols and their meaning. The correct interpretation of the symbols will help you to use the garden product in a
better and safer manner.

Symbol	Meaning
Movement direction
Reaction direction
Wear protective gloves
Weight
Switching On
Switching Off
Permitted action
Prohibited action
Accessories/Spare Parts

Intended Use

The garden product is intended for domestic lawnmowing. The garden product is not intended for hedgecutting, trimming, etc.

Technical Data

Lawnmower UniversalRotak		450	460	470	490	550	580
Article number 3 600 HB9 …		… 000/ 030/070	… 001/071	… 002/072	… 004	…
100/170	… 103/173
Rated power input	W	W1300	1300	1400	1400	1300	1400
Rated voltage	V	220 – 240	220 – 240	230 – 240	230 – 240	230 – 240	220 –

240
Bowl diameter| cm| 35| 36| 36| 36| 37| 38
Height of cut| mm| 20–70| 20–70| 20–70| 20–70| 20–70| 20–70
Grassbox, capacity| l| 40| 40| 40| 40| 40| 40
Weight according to EPTAProcedure 01:2014| kg| 13,5| 13,5| 13,5| 13,5| 13,5| 13,5
Protection class| | /II| /II| /II| /II| /II| /II
Serial number| see type plate on the garden product

The values given are valid for a nominal voltage [U] of 230 V. For different voltages and models for specific countries, these values can vary.
All values in this manual are measured for usage below or equal to 2000 meters above nominal sea level

Noise/Vibration Information

Sound emission values determined according to EN 60335-2-77.

| UniversalRotak| 450| 460| 470| 490| 550| 580
---|---|---|---|---|---|---|---
| 3 600 HB9 …| … 000
… 030
… 070| … 001
… 071| … 002
… 072| … 004| … 100
… 170| … 103
… 173
Typically the A-weighted noise levels of
the product are:
Sound pressure level
Sound power level
Uncertainty K| dB(A)
dB(A)
dB| 80
93
=1.0| 80
93
=1.0| 80
93
=1.0| 80
93
=1.0| 80
93
=1.0| 80
93
=1.0
Vibration total values ah (triax vector sum)and uncertainty K determined according
to EN 60335-2-77:
Vibration emission value ah
Uncertainty K| m/s2
m/s2| <2.5
=2.0| <2.5
=2.0| <2.5
=2.0| <2.5
=2.0| <2.5
=2.0| <2.5
=2.0

Mounting and Operation

Action	Figure	Page
Delivery Scope	1	221
Handle Assembly	2–3	222
Grassbox fitting/removing	4	223
Adjusting the Cutting Height	5	223
Connecting the extension lead	6	224
Starting	7	224
Working Advice “mowing”	7	224
Stopping	7	224
Working Advice	8	225
Level Indicator Grassbox empty/full	9	225
Blade Maintenance/Blade Swap	10	226
Selecting Accessories	11	226

Troubleshooting

Problem	Possible Cause	Corrective Action
Motor refuses to start	Power turned off	Turn power on
Mains socket faulty	Use another socket
Extension cable damaged	Inspect cable, replace if damaged
Grass too long	If fuse blows continuously, please check your electricity

supply
system or contact Bosch customer service agent
Fuse faulty/blown| Max. allowed grass height 30cm on highest heightof-cut setting
Motor protector has activated| Allow motor to cool and increase height of cut
Machine functions
intermittently| Extension cable damaged| Inspect cable, replace if damaged
Internal wiring of machine damaged| Contact Bosch customer service agent
Machine leaves ragged
finish
and/or
Motor labours| Motor protector has activated| Allow motor to cool and increase height of cut
Height of cut too low| Increase height of cut
Cutting blade blunt| Replace the blade
Possible clogging| Check underneath the garden product and clear out as necessary (always wear protective gloves)
Blade fitted upside down| Refit blade correctly
Blade not rotating while
garden product
switched on| Cutting blade obstructed| Switch off garden product
Clear obstruction (always wear protective gloves)
Blade nut/bolt loose| Tighten blade nut/bolt (17 Nm)
Excessive vibrations/noise| Blade nut/bolt loose| Tighten blade nut/bolt (17 Nm)
Cutting blade damaged| Replace the blade

After-sales Service and Application Service

www.bosch-garden.com
In all correspondence and spare parts orders, please always include the 10-digit article number given on the type plate of the garden 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
Ireland
Origo Ltd.
Unit 23 Magna Drive
Magna Business Park
City West
Dublin 24
Tel. Service: (01) 4666700
Fax: (01) 4666888
Australia, New Zealand and Pacific Islands
Robert Bosch Australia Pty. Ltd.
Power Tools
Locked Bag 66
Clayton South VIC 3169
Customer Contact Center
Inside Australia:
Phone: (01300) 307044
Fax: (01300) 307045
Inside New Zealand:
Phone: (0800) 543353
Fax: (0800) 428570
Outside AU and NZ:
Phone: +61 3 95415555
www.bosch-pt.com.au
www.bosch-pt.co.nz
Republic of South Africa Customer service
Hotline: (011) 6519600
Gauteng – BSC Service Centre
35 Roper Street, New Centre
Johannesburg
Tel.: (011) 4939375
Fax: (011) 4930126
E-Mail: bsctools@icon.co.za
KZN – BSC Service Centre
Unit E, Almar Centre
143 Crompton Street
Pinetown
Tel.: (031) 7012120
Fax: (031) 7012446
E-Mail: bsc.dur@za.bosch.com
Western Cape – BSC Service Centre
Democracy Way, Prosperity Park
Milnerton
Tel.: (021) 5512577
Fax: (021) 5513223
E-Mail: bsc@zsd.co.za
Bosch Headquarters
Midrand, Gauteng
Tel.: (011) 6519600
Fax: (011) 6519880
E-Mail: rbsa-hq.pts@za.bosch.com

Disposal

Do not dispose of garden products into household waste!
Only for EC countries:
According to the European directive 2012/19/EU for Waste Electrical and Electronic Equipment and its implementation into national law, electrical and electronic equipment that are no longer usable must be collected separately and disposed of in an environmentally correct manner.
Subject to change without notice.

EU Declaration of Conformity
Lawnmower ……………….. 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.

Universal
Rotak 450
Universal
Rotak 460
Universal
Rotak 470
Universal
Rotak 490
Universal
Rotak 550
Universal
Rotak 580| 3 600 HB9 000
3 600 HB9 030
3 600 HB9 070
3 600 HB9 001
3 600 HB9 071
3 600 HB9 002
3 600 HB9 072
3 600 HB9 004
3 600 HB9 100
3 600 HB9 170
3 600 HB9 103
3 600 HB9 173| 2006/42/EC
2014/30/EU
2011/65/EU
2000/14/EC
EN 60335-1:2012+A11:2014
EN 60335-2-77:2010
EN 55014-1:2006+A1:2009+A2:2011
EN 55014-2:1997+A1:2001+A2:2008
EN 61000-3-2:2014
EN 61000-3-3:2013
EN 50581:2012
---|---|---

*** 2000/14/EC: Measured sound power level 93 dB(A), uncertainty K =1.0 dB, guaranteed sound power level 94 dB(A);
Conformity assessment procedure in accordance with annex VI. Product category: 32
Notified body: DEKRA Certification B. V., Meander 1051, 6825 MJ Arnhem, Netherlands, Nr. 0344
Technical file at:

***| Bosch Lawn and Garden Ltd., PT-HG/ENS-PA2,
Stowmarket, Suffolk IP14 1EY, England
---|---
Henk Becker
Executive Vice President
Engineering and Manufacturing| Helmut Heinzelmann
Head of Product Certification
Robert Bosch Power Tools GmbH, 70538 Stuttgart, GERMANY Stuttgart, 23.11.2017

Robert Bosch Power Tools GmbH
70538 Stuttgart
GERMANY
www.bosch-garden.com
F 016 L81 571 (2017.11) O / 232