Introduction
Thank you for purchasing a Pro Shot
TM
L4 or L4+ laser system. You now
have superior laser accuracy and productivity available for all your projects.
Pro Shot
TM
laser models L4 and L4+ are rugged, reliable, high quality
products, backed by the industry leading
Guardian
36 month warranty.
Warranty details are printed in the back of this manual.
Please take the time to thoroughly read this manual. It con tains vital
information on how to safely get the most from your investment in laser
technology.
Warranty
Guardian
36 month warranty coverage
The L4 and L4+ laser transmitters, and the R7 receiver, are warranted for
thirty-six (36) months from the date of new equipment purchase from an
authorized dealer. During the warranty period, Laser Reference, or its
authorized service center, will repair or replace, at Laser Reference's sole
discretion, laser transmitters or receivers, free of charge, (except for
transportation costs) if the products are found by Laser Reference, or its
authorized service center, to be defective in either materials or workmanship.
The
Guardian
36 month warranty also covers the internal leveling
mechanism and internal optics against damage from any cause. Maintaining
the calibration of the product is not the responsibility of Laser Reference or
its authorized service centers. If service is needed, the product(s) must be
sent FREIGHT PREPAID to the nearest authorized service center or to
Laser Reference.
17
750' rad., 1500' dia. (230m/460m)
1000' rad., 2000' dia. (305m/610m)
360 degrees
±10 arc seconds (1/16" per 100')
(1.6mm per 30m)
±10 arc minutes
Built-in vial, optional mount
(L4+ system includes mount)
Four C-Cell batteries
L4: 70 hours (alkaline)
L4+: 60 hours (alkaline)
If off-level for more than 3 min.
Available option
Dust and water resistant
L4: 600rpm / L4+: 0 to 450rpm
-0
º
f to +122
º
f (-18
º
c to +50
º
c)
-40
º
f to +140
º
f (-40
º
c to +60
º
c)
CDRH and IEC 825-1 Class II
CDRH and IEC 825-1 Class IIIa
9in (23cm)
4.1lbs (1.86kg)
L4 Range (with receiver) .......
L4+ Range (with receiver) .....
Rotational Coverage .............
Accuracy ...............................
Self-Leveling Range ..............
Vertical Capability .................
Power Supply ........................
Run Time on New Batteries ..
Automatic Shut-off ..............
Rechargeable Batteries .......
Environmental .......................
Rotation Speed .....................
Operating Temp. (ambient) ...
Storage Temperature ............
Safety - L4 .............................
Safety - L4+ ..........................
Height ....................................
Weight ...................................
Specifications
Contents
Battery Installation ............................................................... 1
Controls and Displays • L4 .................................................. 2
Controls and Displays • L4+ ................................................. 3
Safety • L4 and L4+ ............................................................... 4
Initial Setup Guidelines ........................................................ 6
Level Setup • On Tripod ....................................................... 7
Vertical & Line Layout Setup ............................................... 8
Plumb and Layout Setups • L4+ ........................................... 9
Applications • L4 ................................................................ 10
Applications • L4+ ............................................................... 11
Accessories ....................................................................... 12
R7 Receiver ....................................................................... 13
Checking & Adjusting Calibration ...................................... 14
Maintenance and Troubleshooting .................................... 16
Guardian
Warranty and Specifications ......................... 17
