Division 2.1.1.1 Prescribed requirements
1 The testing machine must measure braking force at the tyre periphery.
The machine must provide for independent readings of braking force
at each side of the vehicle.
2 Braking force readings must be displayed as they are generated so
that they can be clearly seen by the driver and the authorised person
operating the testing machine.
3 The testing machine must be installed so the vehicle remains
substantially level when being tested.
4 The testing machine must be installed to allow ease of entry and exit
of the vehicle being tested.
5 The testing machine rollers must accept wheel sizes from 450mm
diameter (10 inch nominal rim diameter) under load.
6 The distance between the outer edges of the rollers must not be shorter
than 2.2m. The distance between the inner edges of the rollers must
be not longer than 1m and must be capable of accepting the wheels of
the vehicle being examined.
Part 2.1.1 Roller brake testing equipment
7 The surface of the rollers must have a coefficient of friction of not
less than 0.6 when measured in combination with dry, original
equipment tyres.
8 If the rotational speed of the testing machine rollers exceeds 0.5 km/h,
the rollers must be coated with a coarse grit embedded in a durable
plastic matrix.
9 Both rollers in each pair of rollers on either side of the brake testing
machine must be coupled together by appropriate gearing and must
be positively driven.
10 The testing machine must be capable of repeatedly supporting an axle
load of 3.5t without damage.
11 If the rotational speed of the rollers is faster than 0.5 km/h, the
machine must default to ‘power switch off’ at the rollers when a
predetermined level of slip happens between the rollers and the tyres
of the tested vehicle.
12 The testing machine must display all braking force measurements in
kilonewtons (kN) and must be capable of measuring a braking force
of at least 4kN on each side.
13 The indicated braking force must be within 2% up to 5kN and 5%
above 5kN.
14 The indicated brake force must be within 5% of the actual braking
force over the entire operating range.
15 The machine must have a way of indicating the difference between
brake forces on either side displayed as the ratio of the low reading
divided by the higher reading (%).
16 The testing machine must be capable of detecting any ‘drag force’ on
each wheel. The drag force is that produced by items such as loaded
wheel bearings or binding brakes when that brake service system is
not energised.
Roller brake testing equipment Part 2.1.1
17 Each machine must bear a unique serial number issued by its
18 Calibration and servicing of the machine must be undertaken at
recommendations, or every 6 months if the manufacturer does not
provide recommendations for service or calibration.
19 The testing machine must be capable of providing an original and
Division 2.1.1.2 Optional features
1 The testing machine may—
(a) be capable of providing inbuilt weighing of the load imposed by
each wheel being brake tested; or
(b) have listings of manufacturers’ individual wheel loadings for all
vehicles being brake tested; or
(c) have a set of portable scales suitable for weighing individual
wheel loads of all vehicles being tested.
3 The testing machine may be capable of recording a brake pedal force
of up to 1000N + or - 2%.
4 The testing machine may have an alphanumeric keyboard to enter
Part 2.1.2 Skid plate brake testing
Part 2.1.2 Skid plate brake testing
This specification sets out the prescribed requirements for skid plate
or other drive over platform type brake testing machines suitable for
testing vehicles up to 5t tare mass.
Division 2.1.2.1 Prescribed requirements
1 The machine must provide for independent readings of braking force
at each side of the vehicle.
2 If the testing machine is designed to test 2 axles at the same time, it
must be capable of accepting vehicles with a wheel base measuring
up to 4m.
3 The testing machine must be capable of brake testing vehicles with a
wheel track of at least 1m to 2.2m.
4 The testing machine skid plates must have a coefficient of friction of
at least 0.6 when measured in combination with dry, original
equipment tyres.
5 The machine must be capable of repeatedly supporting an axle load
of 3.5t without damage.
6 The testing machine must indicate the peak and average deceleration
over the range of 0 to 1g with an accuracy of 5% of full scale and an
output resolution of 1%.
7 The testing machine must be installed so the vehicle remains
substantially level when being tested.
8 The testing machine must be installed to allow ease of entry and exit
of the vehicle being tested.
9 The manufacturer’s recommended test speed for service and
emergency brakes must be indicated on the machine and visible to the
driver in letters not less than 50mm high.
Skid plate brake testing Part 2.1.2
10 The testing machine must be capable of measuring and indicating
braking force per wheel group in the range of 0 to 5kN.
11 The testing machine must have a way of indicating the difference
between brake forces on either side displayed as a ratio of the low
reading divided by the higher reading (%).
12 Each machine must bear a unique serial number issued by its
13 Calibration and servicing of the machine must be undertaken at
recommendations, or every 6 months if the manufacturer does not
provide recommendations for service or calibration.
14 The testing machine must be capable of providing an original and
Division 2.1.2.2 Optional features
2 The test machine may be capable of recording a brake pedal force of
up to 1000N + or - 2%.
3 The test machine may have an alphanumeric keyboard to enter
Part 2.1.3 Vehicle deceleration brake testing
Part 2.1.3 Vehicle deceleration brake
testing
This specification sets out the prescribed requirements for vehicle
decelerometers used at vehicle inspection stations.
Division 2.1.3.1 Prescribed requirements
1 The testing machine must measure the overall braking effect of a
2 The testing machine must be electronic in nature.
3 The testing machine must indicate the peak deceleration over the
range of 0 to 1g with an accuracy of 5% of full scale and maintain
that reading until reset.
4 Each testing machine must bear a unique serial number issued by the
5 Calibration and servicing of the test machine must be undertaken in
accordance with the manufacturers recommendations.
6 The testing machine must be capable of providing an original and
Division 2.1.3.2 Optional features
2 The testing machine may have an alphanumeric keyboard to enter
Headlamp aim testing equipment Part 2.2.1
Chapter 2.2 Prescribed requirements for all
registrable vehicles
Part 2.2.1 Headlamp aim testing equipment
This specification sets out the prescribed requirements for headlight
aim testing machines used at vehicle inspection stations.
Machines complying with this specification must be suitable for
testing the aim of headlights, fog lights and auxiliary driving lights
fitted to cars, light and heavy commercial vehicles and motorcycles.
1 The machine must conform with the requirements of SAE
Recommended Practice J 600.
2 The machine must be capable of testing the aim and intensity of
lights, centres of which are not lower than 0.5m and no higher than
1.4m above the surface of the roadway.
3 The aim requirements of SAE J 600 must be applied to headlights
with an asymmetrical European beam pattern operated in the high
beam mode.
4 The machine must be either mounted on traversing rails or on fixed
axle wheels to provide for lateral movement of the machine across
the vehicle being tested. The installation (rails or surface on which
the wheels roll) must provide for the reference axis of the machine to
be parallel to the plane on which the vehicle is standing.
5 The machine must bear a unique serial number issued by its
Part 2.2.1 Headlamp aim testing equipment
6 Calibration and service of the machine must be undertaken at regular
intervals in accordance with the manufacturer’s recommendations, or
every 6 months if the manufacturer does not provide
recommendations for service or calibration.
Light transmittance testing equipment Part 2.2.2
Part 2.2.2 Light transmittance testing
equipment
This specification sets the requirements for an instrument to measure
the light transmittance of vehicle glazing including where tinted
plastic film has been applied.
1 The instrument must be of sound construction, portable and supply
its own energy source.
2 The instrument must provide indication to the operator of a variation
of its energy supply that would affect the accurate operation of the
instrument.
3 The instrument may be of 2 components, a light source and a light
source receiver. The voltage to the light source must be stabilised
within 0.1%.
4 The light source receiver may have an analogue or digital display.
A peak hold facility is recommended.
5 The instrument must be adaptable so as to be able to test light
transmittance on all glazing of a vehicle.
6A A pre-test check should display a reading of 100% when the light
source and receiver are brought into the test position (without a test
sample). The instrument reading under sample test conditions must
be in a proportion of that 100% with a resolution of 1%.
7 The accuracy of the transmittance reading must be within 5% of full
scale over the range of 20% to 100%.
8 The light source must be representative of illuminant A of the
International Commission on Illumination (C.1.E.) and be of an
incandescent filament source at a nominal colour temperature of
2856oK.
Part 2.2.2 Light transmittance testing equipment
9 The light receiver must have a relative spectral sensitivity conforming
to the requirements of the C.1.E. 1931 Standard observer for photopic
vision.
10 The machine must bear a unique serial number issued by its
11 Calibration and service of the instrument must be undertaken at
recommendations, or every 12 months if the manufacturer does not
provide recommendations for service or calibrations.
Noise testing equipment Part 2.2.3
Part 2.2.3 Noise testing equipment
This specification sets out the requirement for an instrument to
measure the noise generated by a vehicle at the exhaust pipe outlet.