Operating Instructions - Johnson 40-6602 Instruction Manual

4069H_Manuals 11/5/10 8:49 AM Page 6

6. Operating Instructions

IMPORTANT: It is the responsibility of the user to verify the
calibration of the instrument before each use.
Battery Installation
Note: Always check to be sure that the on/off switch is in the off
position before removing and replacing batteries.
Loosen the battery door screw, put 3 x AA alkaline batteries into the
battery case according to the polarity indication shown in the
battery case. Then put the cover back on and tighten the battery
door screw.
Note:
• Pay attention to the polarity of the batteries.
• Used (discharged) batteries are hazardous waste and should be
disposed of properly.
6
Battery Door Screw
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