NEN EN 13684 : 2004 + A3 2010

Foreword
0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 List of significant hazards
5 Safety requirements and/or protective measures
  5.1 General
  5.2 Power driven components (other than the cutting
       means)
  5.3 Guard attachment
  5.4 Hot exhaust surfaces
       5.4.1 General
       5.4.2 Test equipment and method of test
       5.4.3 Test acceptance
  5.5 Protection from exhaust fumes
  5.6 Pressurised components
  5.7 Liquid spillage
  5.8 Controls
       5.8.1 General
       5.8.2 Identification of controls
       5.8.3 Operator presence control
       5.8.4 Traction drive
  5.9 Electrical requirements
       5.9.1 General
       5.9.2 Low voltage battery circuits (not including
              magneto grounding circuits)
       5.9.3 Terminals and uninsulated electrical parts
  5.10 Stopping and starting
       5.10.1 Engine
       5.10.2 Tines
  5.11 Braking requirements
       5.11.1 General
       5.11.2 Service brake
       5.11.3 Parking brake
  5.12 Handles
       5.12.1 Construction
       5.12.2 Foot probe test
  5.13 Thrown object hazard
       5.13.1 General
       5.13.2 Thrown object test
       5.13.3 Test results
       5.13.4 Test acceptance (pass/fall criteria)
       5.13.5 Additional testing
  5.14 Strength of tines and tine mountings
  5.15 General construction - Guarding and shielding
  5.16 Noise
       5.16.1 Noise reduction as a safety requirement
       5.16.2 Verification of requirements an noise
              - Noise measurement
  5.17 Vibration
       5.17.1 Reduction by design and protective measures
       5.17.2 Reduction by information
       5.17.3 Vibration measurement
6 Information for use
  6.1 Instruction for use
  6.2 Marking
       6.2.1 Minimum marking
       6.2.2 Warnings
       6.2.3 Marking durability
       6.2.4 Test
Annex A (normative) Symbols/pictorials
  A.1 General
  A.2 Pictograms
Annex B (informative) Safety instructions
  B.1 General
  B.2 Safe operation practices
       B.2.1 Training
       B.2.2 Preparation
       B.2.3 Operation
       B.2.4 Maintenance and storage
Annex C (normative) Noise test code - Engineering
        method (grade 2)
  C.1 Scope
  C.2 A-weighted sound power level determination
  C.3 A-weighted emission sound pressure level
       measurement
  C.4 Requirements for test floor
       C.4.1 Artificial surface
       C.4.2 Natural grass
  C.5 Installation, mounting and operating conditions
  C.6 Measurement uncertainties and declaration of
       noise emission values
  C.7 Information to be recorded and reported
Annex D (informative) Example of a material and
        construction fulfilling the requirements for an
        artificial surface
  D.1 Material
  D.2 Construction
Annex E (normative) Vibration
  E.1 Quantities to be measured
  E.2 Instrumentation
       E.2.1 General
       E.2.2 Fastening of transducer
       E.2.3 Calibration
  E.3 Measurement direction and measurement location
       E.3.1 Measurement direction
       E.3.2 Measurement location
  E.4 Determination of working procedure
  E.5 Measurement procedure
  E.6 Determination of the measurement result
Annex ZA (informative) Relationship of this document
         with EC Directives
Bibliography

Defines safety requirements and their verification for the design and construction of pedestrian controlled integrally powered lawn aerators and scarifiers which are designed for re-generating lawns by, for instance, combing out grass, thatch and moss or cutting vertically into the lawn face using tines which rotate about a horizontal axis.