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77-121
Laser unit is not waterproof.
DO NOT
allow to get wet. Damage to internal circuits may
result.
DO NOT
leave laser unit in direct sunlight or expose it to high temperatures. The housing
and some internal parts are made of plastic and may become deformed at high temperatures.
DO NOT
store the laser unit in a cold environment. Moisture may form on interior parts
when warming up. This moisture could fog up laser windows and cause corrosion of internal
circuit boards.
When working in dusty locations, some dirt may collect on the laser window. Remove any
moisture or dirt with a soft, dry cloth.
DO NOT
use aggressive cleaning agents or solvents.
Store the laser unit in its case when not in use. If storing for extended time, remove batteries
before storage to prevent possible damage to the instrument.
Maintenance and Care
Summary of Contents for 77-121
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