Maintenance And Service; Maintenance And Cleaning - Bosch GLM 80 Professional Notice Originale

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OBJ_BUCH-1347-004.book Page 26 Monday, July 30, 2012 8:50 AM
26 | English
Cause Corrective Measure
"ERROR" indication in the display
Addition/Subtraction of measured Only add/subtract
values with different units of meas- measured values with
ure the same units of meas-
ure
The angle between the laser beam Enlarge the angle be-
and the target is too acute. tween the laser beam
and the target
The target surface reflects too in- Work with the laser tar-
tensely (e.g. a mirror) or insuffi- get plate 28 (accessory)
ciently (e.g. black fabric), or the
ambient light is too bright.
The laser beam outlet 16 or the re- Wipe the laser beam out-
ception lens 17 are misted up let 16 and/or the recep-
(e.g. due to a rapid temperature tion lens 17 dry using a
change). soft cloth
Calculated value is greater than Divide calculation into
2 3
999999 m/m /m . intermediate steps
Indication ">60°" or "<–60°" on the display
The inclination measuring range Carry out the measure-
for the measuring mode and/or the ment within the speci-
reference plane has been exceed- fied angle range.
ed.
"CAL" and "ERROR" indication in the display
The calibration of the grade meas- Repeat the calibration
urement was not carried out in the according to the instruc-
correct sequence or in the correct tions on the display and
positions. in the operating instruc-
tions.
The surfaces used for the calibra- Repeat the calibration
tion were not accurately aligned on a horizontal or verti-
(horizontal or vertical). cal surface; if required,
check the surface first
with a level.
The measuring tool was moved or Repeat the calibration
tilted while pressing the button. and hold the measuring
tool in place while press-
ing the button.
Battery charge-control indicator (g), temperature warn-
ing (k) and "ERROR" indication in the display
Temperature of the measuring tool Wait until the charge-
not within the allowable charge- temperature range is
temperature range reached.
2 609 140 964 | (30.7.12)
Cause Corrective Measure
Battery charge-control indicator (g) and "ERROR" indi-
cation in the display
Battery charging voltage not cor- Check if the plug-in con-
rect nection has been estab-
lished correctly and if
the battery charger is
operating properly.
When the unit symbol is
flashing, the battery is
defective and must be
replaced by a Bosch af-
ter-sales service.
Battery charge-control indicator (g) and clock symbol (f)
in the display
Charge duration clearly too long, Only use the original
as charging current too low. Bosch charger.
Measuring result not plausible
The target surface does not reflect Cover off the target sur-
correctly (e.g. water, glass). face
The laser beam outlet 16 or the re- Make sure that the laser
ception lens 17 are covered. beam outlet 16 or the re-
ception lens 17 are un-
obstructed
Wrong reference level set Select reference level
that corresponds to
measurement
Obstruction in path of laser beam Laser point must be
completely on target
surface.
The indication remains unchanged or the measuring tool
reacts unexpected after pressing a button
Software error Press the measuring
button 2 and the button
for clearing the internal
memory / On/Off 8 to re-
set the software.
The measuring tool monitors the correct
function for each measurement. When a de-
fect is determined, only the symbol shown
aside flashes in the display. In this case, or
when the above mentioned corrective
measures cannot correct an error, have the
measuring tool checked by an after-sales service agent for
Bosch power tools.

Maintenance and Service

Maintenance and Cleaning

Store and transport the measuring tool only in the supplied
protective pouch.
Keep the measuring tool clean at all times.
Do not immerse the measuring tool in water or other fluids.
Bosch Power Tools