Riken Keiki GW-3, Operation Manual

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2. Important Safety Information 2-4. Safety information
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WARNING

Do not replace batteries in hazardous location.

Do not disassemble or alter the product.

Use only one CR2450 lithium manganse dioxide battery by Murata, CR2450B by Sony, or DL2450 by
Duracell (CR2450 by Murata only for Japan models).
Note the following:
・
Only CR2450 batteries can be used.
INST. No. 0 0 0 0 0 0 0 0 0 0 0
A B C D E
A: Manufacturing year (0-9)
B: Manufacturing month (1-9, XYZ for Oct.-Dec.)
C: Manufacturing lot
D: Serial number
E: Code of factory
2-7-6 Azusawa, Itabashi-ku, Tokyo, 174-8744, Japan
Phone: +81-3-3966-1113
Fax: +81-3-3558-9110 GIII
Email: intdept@rikenkeiki.co.jp
Website: https://www.rikenkeiki.co.jp