Spectra Precision LL300N-3 User Manual

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COMPONENTS

Buttons

1 Power Button

2 Manual Button

Control indicators

3 Leveling Indicator

4 Manual/HI-Warning Indicator

5 Battery Indicator

Elements of the unit

6 Infrared Receiver (for remote control)

7 Rotor Cage

8 Sighting Guides

9 Beam Aperture/Prism Cap

10 Handle

11 Battery Door

12 5/8x 11 Tripod Mounts

13 Rubber Feet

POWER SUPPLY

Beforeusingtheunitforthersttime,installalkalineorrechargeablebatteries.Ifrechargeableareused,rst

rechargethebatteries.Seebatterysection.

TheNi-CadandNi-MHbatteriesmaycontainsmallamountsofharmfulsubstances.

Be sure to charge the battery before using it for the rst time, and after not using it for an

extendedlengthoftime.Chargeonlywithspeciedchargersaccordingtodevicemanufacturer’s

instructions.

Donotopenbattery,disposeofinreorshortcircuit;itmayignite,explode,leakorgethotcausing

personalinjury.

Disposeinaccordancewithallapplicablefederal,state,andlocalregulations.

Keepthebatteryawayfromchildren.Ifswallowed,donotinducevomiting.Seekmedicalattention

immediately.

Installing Batteries

Removethebatterydoorbyturningthecenterscrew90°counterclockwise.Insertbatteries(orarechargeable

batterypack)intothehousingsothatthenegative poles are on the bigger battery spiral springs.

DO NOT REMOVE RECHARGEABLE BATTERIES FROM THEIR HOLDER AND INSTALL ALKALINE

BATTERIES, SEVERE DAMAGE TO UNIT WILL RESULT IF CHARGING IS ATTEMPTED.

Installthebatterydoorandtightenitbyturningthecenterscrew90°clockwise.

Amechanicalswitchpreventsalkalinebatteriesfrombeingcharged.Onlytheoriginalrechargeable

batterypackallowschargingwithintheunit.Anyotherrechargeablebatterieshavetobecharged

externally.

Operating Time

Rechargeablebatteriespermitanoperatingtimeofapprox.45hoursinrotation.

Alkalinebatteries(AIMn)permitanoperatingtimeofapprox.90hoursinrotation.

The following factors reduce the operating time:

• frequentself-levelingduetowindorvibration;

• extremetemperatures;

• oldrechargeablebatteriesorrechargeablebatterieswithmemory-effect;

• usingbatteriesofdifferentcapacities.

Removeallbatteriesatthesametime.Neverusebatterieswithdifferentcapacities.Onlyusenew

(charged)batteries(rechargeable).

Lowvoltageisindicatedbytheslowashingbatteryindicator(5).

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Spectra Precision LL300N-3 Laser Level, Self Leveling Kit

User Manual - Page 2