Bauer 20204L-B Assembly instructions

Owner’s Manual & Safety Instructions
Save This Manual Keep this manual for the safety warnings and precautions, assembly,
operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the
back of the manual near the assembly diagram (or month and year of purchase if product has no number).
Keep this manual and the receipt in a safe and dry place for future reference. 20l
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
Copyright© 2020 by Harbor Freight Tools®. All rights reserved.
No portion of this manual or any artwork contained herein may be reproduced in
any shape or form without the express written consent of Harbor Freight Tools.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product
described herein. Tools required for assembly and service may not be included.
Read this material before using this
product. Failure to do so can result in
serious injury. SAVE THIS MANUAL.
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Safety ..........................................3
Specifications ..............................3
Setup ...........................................2
Operation .....................................5
Maintenance ................................7
Warranty ......................................8
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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.
Indicates a hazardous situation which, if not avoided,
will result in death or serious injury.
Indicates a hazardous situation which, if not avoided,
could result in death or serious injury.
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury.
Addresses practices not related to personal injury.
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Failure to follow the warnings and instructions may result
in electric shock, fire and/or serious injury.
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1. Never attach or use any other form
of optical device with this product.
Use as intended only.
2. Do not modify in any way as this may
result in hazardous radiation exposure.
3. This product is not a toy. Do not allow
children to play with or near this item.
4. Inspect before every use; do not use
if parts are loose or damaged.
5. Avoid damaging Laser Level. Use
only as specified in this manual.
6. Power this Laser Level using
only the batteries referenced in
the Specifications Chart.
7. Stay alert. Watch what you are doing,
use common sense. Do not operate
any Laser Level when you are tired.
8. Do not operate Laser Level if under
the influence of alcohol or drugs.
Read warning labels on prescriptions to
determine if your judgment or reflexes are
impaired while taking drugs. If there is any
doubt, do not operate the Laser Level.

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8. Do not look into laser. Do not point
laser at persons or animals directly or
indirectly off of reflective surfaces.
9. Performance of this Laser Level may
vary depending on battery condition.
10. The Laser Level is a delicate
instrument; do not drop or
jar the Laser Level.
11. Maintain product labels and
nameplates. These carry important
safety information. If unreadable or
missing, contact Harbor Freight Tools
for a replacement.
12. Do not install old and new batteries
together. Do not install alkaline,
carbon-zinc or rechargeable
batteries together. Position batteries
in proper polarity. Do not use
swollen or leaking batteries.
13. Do not attempt to charge batteries
14. Have the Laser Level calibrated by
a qualified technician every year
to maintain accurate results.
15. People with pacemakers should
consult their physician(s) before
use. Electromagnetic fields in close
proximity to heart pacemaker could
cause pacemaker interference
or pacemaker failure.
16. The warnings, cautions, and
instructions discussed in this
instruction manual cannot cover all
possible conditions and situations
that may occur. It must be understood
by the operator that common sense
and caution are factors which cannot
be built into this product, but must
be supplied by the operator.
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Working Range Up to 16.4 ft (5 meters)
Accuracy ± 0.5mm/m (± 3/16" @ 30 ft)
Battery 2x AA (Included)
Operating Temperature 32°F - 104°F (0°C - 40°C)
Operating Environment Indoors
Max. Output: <1mW
Wavelength: 635 nm
CLASS II LASER PRODUCT
This product complies with
21 CFR 1040.10 and 1040.11
Distributed by
Harbor Freight Tools
26541 Agoura Road
Calabasas, CA 91302
Manufacture Date:
______________,_____
LASER LIGHT DO NOT
STARE INTO BEAM
20j

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1. Install batteries as described in
"Battery Replacement" on page 7.
2. Set the Level on a flat, level surface.
3. To mark guidelines:
a. Place the bottom on the Level on
the floor or wall. Press the Power
Switch to turn on the laser.
b. Place the T-Edge against a
wall so that the laser lines run
parallel to reference lines.
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c. If on the wall, align the Level so
that the 0° Alignment Bubble
is level and the 90° Alignment
Bubble is at the top.
d. If on the floor, align the Level so that
both Alignment Bubbles are level.

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4. To lay tiles on the floor:
a. Position Level in a corner so
that laser lines run parallel to the
reference lines as shown in Step 3.
b. Lay the first tile so that the sides are
flush with the 0° and 90° laser lines.
c. If laying next to an edge, position
the Level so that the T-Edge is
against the side of the edge.
The 90° laser line should run
parallel to the edge and the 0°
laser line marks the tile row.
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5. To apply tiles to a wall:
a. Determine the height at which
the first tile row should begin and
mark the wall using the ruler on the
Level or other measuring device.
b. Place the T-Edge at the mark and
straighten the Level so that the 0°
laser line is parallel with the floor.
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6. To check the alignment of a row of tiles,
place L-Edge at the corner of a tile.
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7. To check the alignment of a single
tile, place the Level's edge on
top of the tile as shown below.
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8. When finished with the Level, press
the Power Switch to turn it OFF.
Store Level in a dry indoor area
away from children, If storing for a
long period, remove the batteries.

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1. Wipe unit with a dry, lint-free cloth.
Do not use solvents or abrasives.
2. Remove batteries if not in
use for long periods.
3. Store unit in a dry location.
4. Other than the batteries, there
are no replaceable parts on this
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1. Turn the Level's Power Switch OFF.
2. Remove battery cover by pressing
the Latch and removing the cover.
3. Remove old batteries. Replace with
new AA batteries follow polarity.
M&$*- Do not install old and new batteries
together. Do not install alkaline, carbon-
zinc or rechargeable batteries together.
Position batteries in proper polarity. Do
not use swollen or leaking batteries.
4. Replace battery cover and be sure
the Latch connects securely.
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Have the Laser Level calibrated by a qualified technician every year.
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M&$*- If product has no serial number, record month and year of purchase instead.
M&$*- Replacement parts are not available for this item.
Reference UPC 193175427045.

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Harbor Freight Tools Co. makes every effort to assure that its products meet
high quality and durability standards, and warrants to the original purchaser that
this product is free from defects in materials and workmanship for the period
of 90 days from the date of purchase. This warranty does not apply to damage
due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or
alterations outside our facilities, criminal activity, improper installation, normal
wear and tear, or to lack of maintenance. We shall in no event be liable for
death, injuries to persons or property, or for incidental, contingent, special or
consequential damages arising from the use of our product. Some states do
not allow the exclusion or limitation of incidental or consequential damages, so
the above limitation of exclusion may not apply to you. THIS WARRANTY IS
EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED,
INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us
with transportation charges prepaid. Proof of purchase date and an explanation
of the complaint must accompany the merchandise. If our inspection verifies
the defect, we will either repair or replace the product at our election or we may
elect to refund the purchase price if we cannot readily and quickly provide you
with a replacement. We will return repaired products at our expense, but if we
determine there is no defect, or that the defect resulted from causes not within
the scope of our warranty, then you must bear the cost of returning the product.
This warranty gives you specific legal rights and you may also
have other rights which vary from state to state.