YASKAWA GA800 Series, Maintenance & Troubleshooting, Page: 69 / 566

Periodic
Inspection
and
Maintenance
1
1.6 Replace the Keypad Battery
YASKAWA TOEPYAIGA8001B GA800 Drive Maintenance & Troubleshooting 69
1.6 Replace the Keypad Battery
When the keypad battery is expired, the date and time go back to the default settings. Use this procedure to replace
the battery.
WARNING! Fire Hazard. Handle keypad batteries properly. Do not charge the battery or disassemble the keypad. If the battery
explodes, it can cause a fire.
To replace the battery, use a Hitachi Maxell
“
CR2016 Lithium Manganese Dioxide Lithium Battery
”
or an equivalent
battery with these properties:
• Nominal voltage: 3 V
• Operating temperature range: -20 °C to + 85°C (-4 °F to +185 °F)
WARNING! Fire Hazard. Do not disassemble batteries. Do not expose batteries to heat or fire. If the battery explodes, it can cause a
fire.
NOTICE: Damage to Equipment. The keypad battery stays in use after you de-energize the drive. When you will keep the drive de-
energized for long periods of time, remove the battery from the keypad. When the expected life of the battery is complete, replace
the battery immediately. A dead battery in the keypad can leak and cause damage to the keypad and drive.
The performance life estimate of a new battery is:
•
Ambient temperature 20 °C (68 °F): 5 years
•
Ambient temperature -10 °C to +50 °C (14 °F to 122 °F): 3.5 years
1.
De-energize the drive and remove the keypad.
2.
Use a slotted screwdriver or other tool to turn the battery cover counterclockwise and remove the cover.
A - Battery cover
B - Opened C - Closed
Figure 1.96 Remove the Battery Cover
3.
Remove the used battery from the keypad.
4.
Insert the new battery.
Note:
• The battery cover side is the positive pole. Make sure that the polarity is correct when you put the battery in the keypad.
• Discard the used battery as specified by local regulations.