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IMPORTANT: IMPORTANT : IMPORTANTE: Read Before Using Lire avant usage Leer antes de usar Operating/Safety Instructions Consignes de fonctionnement/sécurité Instrucciones de funcionamiento y seguridad GRL4000-90CHVG Call Toll Free Pour obtenir des informations Llame gratis para for Consumer et les adresses de nos centres obtener información Information &...
Safety Symbols The definitions below describe the level of severity for each signal word. Please read the manual and pay attention to these symbols. This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Use of controls or adjustments or accessories outdoors when lightning performance of procedures other than conditions are present. those specified in this manual, may result Do not operate the laser tool in explosive en- in hazardous radiation exposure. vironments, such as in the presence of flam- ALWAYS make sure that any bystanders mable liquids, gases or dusts.
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Magnets Use laser tools only with specifically designated battery packs. Use of any other Keep the tool, wall mount, laser battery packs may create a risk of injury and fire. receiver, and laser target plate When battery pack is not in use, keep it away from cardiac pacemakers.
FCC Caution The manufacturer is not respon- that interference will not occur in a particu- sible for radio interference caused lar installation. If this equipment does cause by unauthorized modifications to harmful interference to radio or television re- this equipment. Such modifications could void ception, which can be determined by turning the user’s authority to operate the equipment.
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Features The numbering of the product features shown refers to the illustration of the tool on the graphic page. Rotary laser Rotary laser indicator elements (a) Laser operating mode indicator (1) Battery compartment cover (2) Battery compartment cover locking (b) Bluetooth® connection indicator mechanism (c) Shock-warning function indicator (3) Slope button down ▼/Button for clock-...
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The numbering of the product features shown refers to the illustration of the tool on the graphic page. Accessories/replacement parts (49) Wall mount fine adjustment screw (42) Laser receiver (50) 5/8” wall mount screw (43) Measuring rod (51) Magnet (44) Tripod (52) Laser viewing glasses (45) Wall mount/alignment unit (53) Laser target plate...
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Rotary Laser GRL4000-90CHVG Article number 3601K61V10 Working range (Diameter) –without laser receiver approx. 230 ft (approx. 70 m) –with laser receiver approx. 4000 ft (approx. 1200 m) Leveling Accuracy A) B) –Horizontal ±1/16 in @ 100 ft (±1.5 mm @ 30m ) –Vertical ±1/8 in @ 100 ft (±3 mm @ 30m)
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(–10 °C to +50 °C) – during storage -4 °F ~ 122 °F (–20 °C to +50 °C) Batteries Bosch GBA18V40, GBA18V80 Chargers Bosch GAL18V40 A) The working range may be reduced by unfavorable environmental conditions (e.g. direct sunlight). B) At 20 °C.
The remote control is intended for controlling ® checking exactly horizontal height profiles, the Bosch rotary lasers via Bluetooth vertical lines, alignments and plumb points. The remote control is suitable for indoor and The laser level is suitable for indoor and outdoor use.
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The battery adapter is intended only for use the laser level, its state of charge may be indi- in designated Bosch laser levels and must cated by the green LEDs of the battery charge not be used with power tools.
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Remote control power supply self-discharge during prolonged storage in the laser level. Using alkali-manganese batteries is recom- mended to operate the remote control. Changing the batteries/rechargeable battery (see figure A) Turn the locking mechanism (38) of the bat- tery compartment cover into position (e.g.
(42), or by controlling remote- with every subsequent press of a button on ly via the Bosch Leveling Remote App (see the remote control. The signal transmission “Overview of control options for the func- indicator (33) on the remote control lights up tions”, page 34).
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on the corresponding menu, the symbols After leveling has successfully show the usable function buttons (e.g. the been completed, the start screen rotational operation button in the rotational will appear, the laser beams will operation menu (6)) or additional functions light up continuously, rotation will such as Next ( ), Back ( ) or Confirm ( ).
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The connection between mobile end device able remote control via a smartphone with a and laser level is established after the Bosch Bluetooth® interface. application has started. If multiple active la- The Bosch Leveling Remote App application ser levels are found, select the appropriate (app) is required to use this function.
Rotational operation It is also possible to switch sleep mode on Rotational operation is espe- and off via the Bosch Leveling Remote App. cially recommended when us- ing the laser receiver. It is possi- Locking the keyboard ble to select between different The keyboard of the laser level rotational speeds.
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The plumb point function can be start- (5) or the line operation button ed via remote control or the Bosch Leveling (29) on the remote control until Remote App. the required operating mode is indicated on the display.
Automatic leveling The shock-warning function will be actuated, if required. Overview The laser level will automatically detect the After switching on, the laser level checks the horizontal or vertical position. To change be- horizontal and vertical position and automati- tween the horizontal and the vertical posi- cally levels out any unevenness within the tion, switch the laser level off, reposition it self-leveling range of approx.
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≥5 °C. set slope values of both axes will be shown on the start screen. The Using the Bosch Leveling Remote App, the status indicator (12) on the laser level will temperature difference can be lowered to 2 °C light up red continuously. On the remote con-...
off altogether. This setting is not saved when Manual operation in the vertical position. the laser level is switched off. To switch off automatic leveling Manual operation for the X-axis, press the manual operation button (13) once. (The The automatic leveling of the laser level can Y-axis cannot be leveled when in be switched off (manual operation): the vertical position.)
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The switching off of individual quadrants can u When working in CenterLock mode, take only be controlled by using the Bosch Leveling care to ensure that the laser level and la- Remote App. The quadrants in which the laser ser receiver are not accidentally moved.
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27). If the deviation is outside the amount to no more than 1/8 in (3 mm) for maximum permitted limits, have the laser level each of the two measuring processes. checked by a Bosch customer service agent. -28- 1.800.544.2843 www.calcert.com...
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For calibration without the app, the corre- To start calibration: sponding buttons on the laser level must be – For calibration via the Bosch Leveling Re- pressed. It is not possible to use the remote mote App: Switch on the laser level. Start control during calibration.
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(the “+” side of the X-axis start the calibration. If calibration fails again, is aligned to the laser receiver). Start the cali- have the laser level checked by a Bosch cus- bration of the X-axis with by pressing the tomer service agent.
The laser level can be secured to the wall us- If the calibration is again unsuccessful, have ing the wall mount with the alignment unit the laser level checked by a Bosch customer (45). Using the wall mount is recommended, service agent.
Example applications improved visibility of the laser beam, either select line operation or point operation and Projecting/checking heights (see figure F) rotate the laser beam to the target location. Position the laser level in the horizontal posi- Working with the laser receiver tion on a firm support or mount it on a tripod (see figure E) (44) (accessory).
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Secure the laser receiver (42) to a measuring Then position the measuring rod with the la- rod (43) with the holder. Place the measuring ser receiver, one after the other, at different rod at the base of the slope surface. test locations on the slope surface.
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Overview of control options for the functions Function GRL4000-90CHVG LR40G Bosch Leveling Remote App Switching on/off ● — — — Establish connection via Bluetooth® ● ● ● ● Sleep mode ● ● — ● Switch on the keyboard lock —...
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Unsuccessful attempt to Briefly press the on/off button (11). Start the connection connect to the mobile process again (see "Remote control via the Bosch device Leveling Remote App", page 21). If it is not possible to establish a connection, please contact a Bosch customer service agent.
Bosch power tools. Check the tool each time before using. In all correspondence and spare parts orders, please always include the 10-digit...
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If you are not completely satisfied with the performance of your laser and laser levels, for any reason, you can return it to your Bosch dealer within 30 days of the date of purchase for a full refund or replacement.