Riken Keiki RX-8000, Руководство по эксплуатации

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4 How to Use 4-2. Preparation for start-up
RX-8000
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(1) Using a flathead screwdriver or coin, turn the battery
cover fixing screw counterclockwise to open the battery
cover.
(2) Paying attention to the polarities of batteries, replace all
the three batteries with new ones.
(3) Close the battery cover and tighten the battery cover
fixing screw.
<Releasing and Attaching the Battery Unit>
(1) Loosen the two battery unit screws.
(They need not be completely detached.)
(2) Detach the battery unit.
(3) Attach a new battery unit.
NOTE
Make sure that the battery unit is installed in correct orientation by
checking the locations of the connection terminal and projection
portions.
(4) Securely tighten the two battery unit screws.
Batteries
Battery cover
Battery cover fixing
screw
Polarity indication
of batteries
Bottom of Gas
Detector
Connection
terminal
Battery unit screw
CAUTION

Turn off the power of the gas detector before replacing the battery unit.

Attach and remove the battery unit in a non-hazardous area.

If the battery unit screw is not completely tightened, the battery unit may drop off or water may
get in through the clearance. Water may also get in if a minute foreign substance is caught
beneath the battery unit.

Do not damage the rubber seal.

To maintain the water-proof and dust-proof performances, it is recommended to replace the
rubber seal every two years, whether or not it has an abnormality.