Summary of Contents for David White LT8-300
- Page 1 LT8-300 LT8-300P LT8-300LP 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...
- Page 2 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.
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Page 4: General Safety Rules
GENERAL SAFETy RULES Read all instructions. Failure to follow all instructions listed below WARNING may result in serious injury. When moving a tripod-mounted instrument, handle with care. Carry WARNING only in an upright position. Do not carry over your shoulder or in a horizontal position. -
Page 5: Technical Data
17. Four leveling screws 6. Horizontal circle 18. 5/8-11 thread base 7. Horizontal circle lock 19. Plummet (LT8-300P/LT8-300LP) 8. Horizontal vernier TECHNICAL DATA LT8-300 Series LT8-300 Series RANGE: Up to 400 ft. VERTICAL ARC ACCURACY: within 3⁄16 in at 150 ft Graduations Each 1°... -
Page 6: General Description
The vertical clamp 12 holds the telescope does not move outward or inward at a vertical angle. Fine vertical settings as objects are focused. David White can be made with the tangent 13. The Universal instruments utilize the smooth vertical clamp must be hand tightened precision of a rack and pinion mechanism firmly before the tangent will function. - Page 7 PREPARATION The LT8-300LP is equipped with a laser To open the battery compartment 19, plummet and requires a CR2 lithium unscrew the cap. Insert the battery. battery. Insert battery using correct polarity Inserting/Replacing the Battery as illustrated. Always turn off the laser plummet before When the battery becomes weak, the removing and replacing batteries.
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Page 8: Accuracy Check
IMPORTANT instrument where the crosshair is sighted. the instrument. Note the difference and record them. This quality David White instrument Next, move the instrument to another has been inspected twice for accuracy 200’ (60m) point in line with the two level rods. -
Page 9: Operation
OPERATION Initial Operation Hang the plumb bob (LT8-300), attach cord to the plumb bob hook of the tripod. Protect the instrument WARNING The LT8-300P is equipped with an optical against moisture and plummet. The LT8-300LP is equipped direct sun light. - Page 10 - Use the optical plummet to view the Leveling the instrument so the vial bubble reference point on the ground. Sight remains centered through a 360° rotation through the optical plummet eyepiece of the telescope is the most important 19 located beneath the telescope operation in preparing to use your eyepiece.
- Page 11 Reading the Circle, Arc, and Vernier The 360° horizontal circle 6 is divided in quadrants (0 - 90°). The circle is marked in degrees and numbered every 10 degrees. The horizontal circle is referred to as the circle or degree scale. On level-transits, the vertical arc 14 also is a degree scale, and it is numbered every 10 degrees to 45 degrees, up and down.
- Page 12 Remember to avoid touching the tripod while sighting. Stadia Reticle. - Reading to the left on the vernier scale All LT8-300 series instruments have a 8, the minute line which coincides glass stadia reticle with two additional exactly with a degree line is 45’.
- Page 13 Removing the instrument from the tripod Unscrew the instrument base 18 Stadia Hairs from the tripod head and remove the instrument from the tripod. When Stadia storing in the carrying case, disengage Hairs both lock levers 11 and loosen the The distance to the target is “...
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Page 14: Maintenance And Service
MAINTENANCE AND SERVICE Store and transport the tool only in the model number and serial number of the supplied protective case. instruments. keep the tool clean at all times. All precision instruments should be cleaned, lubricated, checked and adjusted ONLy at a Do not immerse the tool into water or qualified instrument repair station or by the other fluids. -
Page 15: Limited Warranty
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 distributed exclusively by SitePro. -15-... - Page 16 © Dave White’s SitePro 7619 S 1150 E Otterbein, IN 47970 Tel. +1 (765) 581 4097 42346D8870 09/15 Printed in China...