Replacing A Fire Extinguisher Cylinder (Without A Lithium Battery Side Cabinet) - Huawei SmartLi 2.0 User Manual

SmartLi 2.0
User Manual
Figure 9-5 Uploading and activating the software (the BCB of a single battery
cabinet is OFF)
9.6 Replacing a Fire Extinguisher Cylinder (Without a
Lithium Battery Side Cabinet)
Prerequisites
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Issue 09 (2022-01-30)
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1. The method for uploading and activating the software when the BCBs of all battery
cabinets in a parallel system are ON or OFF is the same as the method for uploading
and activating the software when the BCB of a single battery cabinet is OFF.
2. The system starts the upgrade process. If the BCBs of all battery cabinets are OFF before
the start, the MDU and all the battery cabinets are upgraded concurrently. If the BCBs of
all battery cabinets are ON before the start, the MDU and the battery cabinets (battery
cabinet 1, battery cabinet 2, ..., and battery cabinet
upgrade progress is displayed in the Status column. During the upgrade of the MDU,
the message "The MDU will restart to complete the upgrade process. Log in again after
2 minutes." is displayed. Tap OK. The MDU restarts to complete the upgrade task. After
about 2 minutes, the default screen is displayed. Choose System Status > Maintenance
and log in on the LCD again.
Tools: insulated socket wrench, insulation gloves, Phillips screwdriver, key to
the cabinet door, torque wrench, pipe cutter, and pipe holder
Materials:
– Check the fire extinguisher cylinder and all components for any damage,
abrasion, or corrosion. If there is any visible abrasion or corrosion, replace
the damaged components and all corroded components.
– Check that the valve is closed (vertical to the cylinder).
– Recommended extinguishant: heptafluoropropane or perfluorohexanone
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9 Parts Replacement
N ) are upgraded one by one. The
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