Vehicle Preparation; Device Positioning; Alignment With Vehicle - Bosch HTD 8 Series Original Instructions Manual

en 32 | HTD 8xx | Operation
Fig. 19: Level adjustment at the wheels
1 Bolt
2 Turn the adjusting screw
3 Bolt
5.2

Vehicle preparation

DANGER – Risk of asphyxiation from exhaust
fumes
Extraction of the harmful exhaust fumes
produced by combustion must be ensured
when working in enclosed areas with the
engine running.
¶
Ensure good ventilation.
¶
Always switch on the exhaust gas
extraction system before performing
headlamp testing.
!
On vehicles with air suspension, start the engine
five minutes before the test and perform checking/
adjustment with the engine running.
1. Make sure the headlamps are clean and dry.
2. Vehicles with headlight range control only:
Set the control to "0".
3. Remove anything which could affect correct
positioning of the vehicle, e.g. mud, snow or ice.
4. Set the vehicle wheels to straight ahead position.
5. Make sure the vehicle frame is not bent.
6. Check that the tyres are inflated to the correct
pressure.
7. Start the engine.
"
The beamsetter can be placed in position.
5.3

Device positioning

¶
Position the device approx. 30 cm in front of the
headlamp to be checked.
!
The cross laser function permits simple positioning
of the headlamp tester. The headlamp tester must be
aligned with the centre of the headlamp.
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!
Prior to activation, the warning message "Attention:
Laser being activated" ("Achtung! Laser wird
aktiviert") appears on the LCD.
Fig. 20: Positioning the beamsetter
"
The device can be aligned with the vehicle.
5.4

Alignment with vehicle

Laser radiation can damage the retina. Serious
eye injuries could result.
¶
Never aim a laser beam directly at
anybody, particularly not at the face or
eyes.
¶
Never look directly at the laser source.
¶
Avoid reflections, e.g. by covering up or
removing any reflective surfaces in the
vicinity of the laser beam.
¶
Observe the intended use.
1. Choose two points on the front end of the vehicle,
for example the edges of the two headlamps.
2. Switch on the alignment laser.
1. On/Off switch
2. Warning LED status indicator
Robert Bosch GmbH