3900HV FOR CUSTOMER SERVICE, PARTS AND REPAIR CALL (765) 581-4097 www.davidwhite.us.com IMPORTANT: IMPORTANT: IMPORTANTE: Read Before Using Lire avant usage Leer antes de usar...
David White is not responsible for errors caused by instruments that are out of adjustment. Contact your distributor, dealer or David White for information on the nearest facility to check if your instrument is properly adjusted.
GENERAL SAFETy RULES Read all instructions. Failure to follow all instructions listed WARNING below may result in hazardous radiation exposure, electric shock, fire and/or serious injury. If glass light house breaks when dropped, contact customer service immediately. Broken glass can cause laceration hazard and unit to lose its IP rating.
Work area safety DO NOT dispose of batteries in fire. Keep batteries out of reach of Keep work area clean and well children. lit. Cluttered or dark areas invite accidents. Personal safety DO NOT operate the laser tool around Stay alert, watch what you are children or allow children to operate doing and use common sense the laser tool.
or transits to view the laser beam. Do not use the tool if the switch does Serious eye injury could result. not turn it on and off. Any tool that cannot be controlled with the switch DO NOT stare directly at the laser is dangerous and must be repaired.
12. Slots for Mounting Indicator 13. Alignment Marker for Laydown 3c. ADS Button with Indicator Position 3d. Remote Sensor Window TECHNICAL DATA 3900HV Description Accuracy, Horizontal leveling 3/16-in at 100-ft (4.5mm at 30m) Accuracy, Vertical/Laydown 1/4-in at 100-ft (6mm at 30m) Working Range (diameter) - without Laser Detector, approx.
3900HV Description Power Supply 4-AA Cell, NiMh Rechargeable Approx. 25hr.(Ni-MH); Approx. 20hr (Alkaline) Water/Dust Protection IP54 Dimension (with Trivet Attachment) 5.0 x 5.9 x 6.4-in (127 x 150 x 163 mm) Weight: 2.9 lb (1.3kg) PREPARATIONS Inserting/Replacing Batteries Use either alkaline batteries or Ni-Mh batteries.
OPERATION Switching On and Off Do not subject the WARNING instrument to Press the Power ON/OFF 3a keypad extreme temperatures or variations in and allow the laser instrument to temperature. As an example, do not self-level. If the power indicator LED leave it in vehicles for long time.
OPERATION MODES Variable Rotation Speed (Remote Only) Slope/Automatic Mode 90° The Variable Rotation Speed Mode 45° 10° 180° When the instrument is set upright for keypad on the remote control will 90° 45° 10° 180° horizontal rotation, the slope can be give you the option of increasing or adjusted by using Manual Mode 3b.
ACCURACy CHECK The ambient temperature has surface 100-ft (30m) from a wall. the greatest influence. Especially Switch the instrument on. Position temperature differences occurring the X-axis to aim to wall or target from the ground upward can divert plate. the laser beam. The deviations play a role in excess of approx.
100 ft (30 m) 100 ft (30 m) The value of D (deviation) should be 180° less than or equal to 3/16-in (4.5mm) Repeat the measuring procedure for the Y-axis. Position the Y-axis to aim 100 ft (30 m) 100 ft (30 m) to a wall or target plate.
RC420 REMOTE CONTROL The 3900HV includes a remote The remote control can be used up control. to a maximum of 65 feet (20m) away from the instrument. Have the remote WARNING control repaired only through a qualified repair person and only using identical replacement parts.
LD20 DETECTOR The detector aids in locating and targeting a visible or invisible beam emitted by a rotary laser instrument; perfect for use in outdoor conditions, where sunlight and distance may make locating the beam more difficult. The laser detector includes a rod clamp which allows to mount the detector onto square, round or oval sighting rods.
The numbering of the product Audio signal indicator features shown refers to the 3g. Battery low indicator illustration of the tool above. Reception area for the laser beam On/Off switch Button for adjustment of measuring accuracy Center mark Spirit level LCD Display Speaker 3a.
MAINTENANCE AND SERVICE Store and transport the tool only in All precision instruments should the supplied protective case. be cleaned, lubricated, checked and adjusted ONLy at a qualified Keep the tool clean at all times. instrument repair station or by the Do not immerse the tool into water or manufacturer, at least once a year.
LIMITED WARRANTy Dave White’s SitePro (“Seller”) warrants to the original purchaser only, that all David White laser tools and optical instruments will be free from defects in material or workmanship for a period of two (2) years from date of purchase.
THIS LIMITED WARRANTY APPLIES ONLY TO PRODUCTS SOLD WITHIN THE UNITED STATES OF AMERICA, CANADA AND THE COMMONWEALTH OF PUERTO RICO. FOR WARRANTY COVERAGE WITHIN OTHER COUNTRIES, CONTACT YOUR LOCAL SITEPRO DEALER OR IMPORTER. David White is a registered trademark and offered exclusively by SitePro. -19-...