NEN EN 836 : 1997 + A4 2011

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Safety requirements and/or measures
  4.1 General
      4.1.1 Power driven components
      4.1.2 Guard attachment
      4.1.3 Hot surfaces
      4.1.4 Protection from exhaust fumes
      4.1.5 Pressurized components
      4.1.6 Liquid spillage
      4.1.7 Seats and footrests
      4.1.8 Controls
      4.1.9 Electrical requirements
      4.1.10 Engine stopping and starting
      4.1.11 Transport
      4.1.12 Vibration
             4.1.12.1 Reduction by design and protective
                      measures
             4.1.12.2 Reduction by information
             4.1.12.3 Vibration measurement
      4.1.13 Noise
             4.1.13.1 Reduction as a safety requirement
             4.1.13.2 Noise emission measurement
  4.2 Specific requirements for rotary lawnmowers
      4.2.1 General construction of rotary lawnmowers
            4.2.1.1 Blade enclosure
            4.2.1.2 Guards and grass catchers
            4.2.1.3 Blades
      4.2.2 Verification of the safety requirements and/
            or measures for rotary lawnmowers
            4.2.2.1 General
            4.2.2.2 General test conditions
            4.2.2.3 Thrown object test
            4.2.2.4 Impact test
            4.2.2.5 Imbalance test
            4.2.2.6 Foot probe test
            4.2.2.7 Structural integrity test for blade
                    enclosure, guards and grass
                    catcher
      4.2.3 Pedestrian controlled rotary lawnmowers -
            Additional requirements
            4.2.3.1 Handle construction
            4.2.3.2 Brake requirements and test methods
            4.2.3.3 Trailing seat unit (sulky unit)
      4.2.4 Ride-on (riding) rotary machines - Additional
            requirements
            4.2.4.1 Brake requirements and test method
            4.2.4.2 Stability requirements and test
                    method
      4.2.5 Towed units - rotary lawnmowers
  4.3 Specific requirements for cylinder lawnmowers
      4.3.1 General construction - Guarding
      4.3.2 Thrown grass, thrown objects, operator
            safety
      4.3.3 Pedestrian controlled cylinder lawnmowers
      4.3.4 Ride-on (riding) cylinder lawnmowers
      4.3.5 Towed units - Cylinder lawnmowers
5 Information for use
  5.1 Instruction handbook
      5.1.1 Assembly, operational and maintenance instructions
      5.1.2 Safety instructions
  5.2 Minimum marking
Annexes
A (normative) List of hazards
B (informative) Examples of pictograms that may be used for
  lawnmower marking
C (normative) Corrugated fibreboard penetration tests on
  rotary lawnmowers - Test enclosure wall target panels
D (normative) Target panel elevation areas and suggested
  data sheet for thrown object test
E (normative) Test enclosure
F (normative) Safety instructions - Rotary lawnmowers
  (pedestrian and ride-on) - Cylinder lawnmowers (pedestrian
   and ride-on)
G (normative) Vibration
H (normative) Noise test code - Engineering method (grade 2)
I (informative) Example of a material and construction
   fulfilling the requirements for an artificial surface
ZA (informative) Clauses of this European Standard addressing
    essential requirements or other provisions of EU Directives
Bibliography

Defines safety requirements and their verification for the design and construction of powered rotary and cylinder lawnmowers, including pedestrian-controlled and ride-on (riding) types, and lawn and garden tractors, professional lawnmowers, and lawn and garden tractors with mowing attachments.