Maintenance And Service; Maintenance And Cleaning - Bosch DLE 50 PROFESSIONAL Bedienungsanleitung

OBJ_BUCH-1 609 929 J70-001.book Page 6 Friday, March 24, 2006 3:34 PM
Troubleshooting – Causes and
Corrective Measures
Cause
Temperature indicator b flashes; measurement
not possible
The measuring tool is not
within the operating tem-
perature of – 10 °C to
+50 °C.
Battery indication a is indicated
Battery voltage decreas-
ing (measurement still
possible)
Battery indication a flashes, measurement not
possible
Battery voltage too low
The indications "ERROR" and "–––––" are
indicated in the display
The angle between the
laser beam and the target
is too acute.
The target surface reflects
too intensely (e.g. a mirror)
or insufficiently (e.g. black
fabric), or the ambient light
is too bright.
The laser beam outlet 19
or the reception lens 20
are misted up (e.g. due to
a rapid temperature
change).
The indication "ERROR" flashes at the top in
the display
Addition/Subtraction of
measured values with dif-
ferent units of measure
Unreliable measuring result
The target surface does
not reflect correctly (e.g.
water, glass).
The laser beam outlet 19
or the reception lens 20
are covered.
1 609 929 J70 • 24.3.06
Corrective Measure
correct an error, have the measuring tool checked by
an after-sales service agent for Bosch power tools.
Wait until the measuring
Accuracy Check of the Measuring Tool
tool has reached the
operating temperature
The accuracy of the measuring tool can be checked as
follows:
•
Replace batteries
•
The measuring error must not amount to more than a
maximum of ±3 mm. Keep a record of the measure-
Replace batteries
ments in order to compare the accuracy at a later time.
Enlargen the angle

Maintenance and Service

between the laser beam
and the target
Work with the laser tar-

Maintenance and Cleaning

get plate 23 (accessory)
Store and transport the measuring tool only in the sup-
plied protective case.
Keep the measuring tool clean at all times.
Wipe the laser beam out-
Do not immerse the measuring tool into water or other
let 19 and/or the recep-
fluids.
tion lens 20 dry using a
Wipe off debris using a moist and soft cloth. Do not
soft cloth
use any cleaning agents or solvents.
Maintain the reception lens 20 in particular, with the
same care as required for eye glasses or the lens of a
camera.
Only add/subtract meas-
If the measuring tool should fail despite the care taken
ured values with the
in manufacturing and testing procedures, repair
same units of measure
should be carried out by an authorized after-sales serv-
ice centre for Bosch power tools.
Cover off the target sur- In all correspondence and spare parts orders, please
face always include the 10-digit article number given on the
type plate of the measuring tool.
In case of repairs, send in the measuring tool packed
Make sure that the laser
in its protective case 24.
beam outlet 19 or the
reception lens 20 are
unobstructed
English–6
The measuring tool monitors the cor-
rect function for each measurement.
When a defect is determined, only the
symbol shown aside flashes in the dis-
play. In this case, or when the above
mentioned corrective measures cannot
Select a permanently unchangeable measuring
section with a length of approx. 1 to 10 metres; its
length must be precisely known (e.g. the width of a
room or a door opening).
Measure the distance 10 times after another.