Humboldt 5000 BLU Light Weight Deflectometer - Manual (Page 9)

9
1.4. Safety Precautions during Operation
ATTENTION
TERRATEST GmbH shall not be liable for any damage, consequential damage, or financial loss that occurs
as a result of improper use of the device and / or lack of professional knowledge when evaluating the test
data. It is essential to ensure that the calibration of the device is always up to date and that the device is
always operated in accordance with the instructions of this document as well as your local standard.
CAUTION
Use the Light Weight Deflectometer only outdoors. Never use it inside any enclosed area. Using the
device indoors carries the risk of damage to the building. Never use the device on paving stones, tiles,
cobblestones, floor boards, asphalt, cement, industrial flooring, or any other type of flooring; these may be
damaged by the impact of the dropping weight.
ATTENTION
Never disassemble or alter the Light Weight Deflectometer, the testing computer, or any other equipment
such as the charger cable etc.
ATTENTION
In case of unusual noise, smoke, smell, or excessive heat generation, switch off the device immediately
and contact TERRATEST customer support.
ATTENTION
Do not expose the testing computer or load plate of ‘TERRATEST 5000 BL’’ to direct rainfall.
If it rains, cover and protect testing computer and load plate of ‘TERRATEST 5000 BLU’.
ATTENTION
Protect the testing computer and load plate of ‘TERRATEST 5000 BLU’ from water, liquids, and any
flammable substances. There is a risk of fire if flammable liquids enter the device and make contact with
the electric components.
CAUTION
Clean surfaces with solvent-free cleaning agents only. Gently wipe surfaces with a soft, dry cloth. If dirt
remains, use a cloth moistened with water, well-wrung, and then wipe with a soft, dry cloth to absorb any
remaining moisture. Never use flammable substances such as alcohol, benzine or thinner for cleaning.
There is a risk of fire if flammable liquids enter the device and make contact with the electric components,
or if the cables get damaged. Thus, always take care when connecting or disconnecting the cables.
ATTENTION
Let go of the lid of the testing computer only after it has been fully closed / opened. If the lid falls down it
may cause injury to your hands. No objects should be placed on the inspection window.
CAUTION
When placing the load plate on the test ground, and for removing it, kneel down on one knee and grab
the load plate with both hands on the handles. Do not let the load plate fall down; doing so may injure
your feet, or damage the device.
CAUTION
Always transport the loading device with the drop weight locked; failure to do so carries the risk of
personnel injury or damage to the device. Keep the drop weight locked in its ‘rest’ position at the bottom
of the loading device and unlock it only immediately prior to conducting a test. Failure to observe these
points may cause the device to be damaged, and there may be a high risk of personnel injury. When
latched at the top of the loading device, take care to release the drop weight only immediately prior to
conducting a test. Pull up the drop weight, latch it at the top, and release it immediately afterwards.
CAUTION
The transportation lock should be unlocked only immediately prior to conducting a test. Uncontrolled
movements of the weight may cause injury, or damage to the device or its surroundings. Regularly check