Operating instructions – Johnson Level & Tool Mfg. 40-6690 User Manual

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
a) Put 4 “D” alkaline batteries into the battery pack
following the polarity direction indication. Put the
alkaline battery pack cover back, and install the
battery pack into the laser.

b) Install the rechargeable battery pack into
the laser.

Recharging the battery pack
Plug the adapter into the charging port on the rechargeable battery. The adapter box
charging LED is red during the charging process, and it will turn to green when the battery
is fully charged.

Additional External Power Cables included
1) 12V adapter 2) Car adapter

Note: Recharge the battery when the battery indication shows low or no power.

Charging LED on adapter box

Charging the battery pack

outside the laser

Charging the battery pack

with rechargeable battery

pack in laser

Alkaline battery box installation

Rechargeable battery box installation