Bosch GLM Professional 150 Original Instructions Manual page 24

OBJ_BUCH-947-007.book Page 24 Friday, March 18, 2016 1:16 PM
24 | English
available camera tripod. Tighten the measuring tool with the
locking screw of the quick-change plate.
Set the corresponding reference level for measurement with
a tripod by pushing button 8 (the reference level is the
thread).
Troubleshooting – Causes and Corrective Meas-
ures
Cause
Temperature warning indicator (i) flashing;
measurement not possible
The measuring tool is outside the
operating temperature range from
– 10 °C to + 50 °C (in the
continuous measurement function
up to +40 °C).
Battery low indicator (f) appears
Battery voltage decreasing
(measurement still possible).
Battery low indicator (f) flashing; 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 27 or the
reception lens 26 are misted up
(e.g. due to a rapid temperature
change).
Calculated value is greater than
2 3
/m .
999999 m/m
The indication "ERROR" flashes at the top in the display
Addition/Subtraction of measured
values with different units of
measure
Measuring result not plausible
The target surface does not reflect
correctly (e.g. water, glass).
The laser beam outlet 27 or the
reception lens 26 are covered.
Obstruction in path of laser beam Laser point must be
1 609 92A 1YW | (18.3.16)
Cause
Wrong reference level set
Corrective Measure
measuring tool checked by an after-sales service agent for
Wait until the measuring
Bosch power tools.
tool has reached the
Accuracy Check of the Measuring Tool
operating temperature
The accuracy of the measuring tool can be checked as follows:
– 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 open-
Replace batteries/
ing). The measuring distance must be indoors; the target
rechargeable batteries
surface for the measurement must be smooth and reflect
well.
– Measure the distance 10 times after another.
The deviation of the individual measurements from the mean
Replace batteries/
rechargeable batteries value must not exceed ±1.5 mm (max.). Log the measure-
ments, so that you can compare their accuracy at a later point
of time.
Enlarge the angle
Maintenance and Service
between the laser beam
and the target
Maintenance and Cleaning
Work with the laser
Store and transport the measuring tool only in the supplied
target plate 32
protective pouch.
(accessory)
Keep the measuring tool clean at all times.
Wipe the laser beam
Do not immerse the measuring tool in water or other fluids.
outlet 27 and/or the
Wipe off debris using a moist and soft cloth. Do not use any
reception lens 26 dry
cleaning agents or solvents.
using a soft cloth
Maintain the reception lens 26 in particular, with the same
Divide calculation into
care as required for eye glasses or the lens of a camera.
intermediate steps
In all correspondence and spare parts orders, please always
include the 10-digit article number given on the type plate of
Only add/subtract
the measuring tool.
measured values with
In case of repairs, send in the measuring tool packed in its
the same units of
protective pouch 28.
measure
After-sales Service and Application Service
Our after-sales service responds to your questions concern-
Cover off the target
ing maintenance and repair of your product as well as spare
surface
parts. Exploded views and information on spare parts can al-
Make sure that the laser
so be found under:
beam outlet 27 or the
www.bosch-pt.com
reception lens 26 are
Bosch's application service team will gladly answer questions
unobstructed
concerning our products and their accessories.
In all correspondence and spare parts orders, please always
completely on target
include the 10-digit article number given on the nameplate of
surface.
the product.
Corrective Measure
Select reference level
that corresponds to
measurement
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
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