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BYD Battery-Box Premium LVL Service Checklist - V1.0 EN
Important: The installation and all other kinds of works or measurements in combination with the BYD Battery-Box are only
allowed by professional and qualified electricians. Improper handling can cause danger and damage. This document does
not replace the official BYD manuals and documents. No responsibility is accepted for the accuracy of the information.
1.
GENERAL STEPS
Please carefully check all 6 „General Steps" from page 3 of the Service Guideline and confirm this in the boxes below
1.1 Configuration
1.2 Correct internal cabling
1.3 Correct external cabling
2.
ERROR RELATED ANALYSIS
Please mark the error related Analysis from Chapter 2 (page 4-8) of the Service Guideline that you checked, and collect all
the information related to those Sections
2.1 BMU shows no reaction / No LED
2.2 Communication problem with Inverter
2.3 Problem with the Firmware Update / App Configuration
3.
SERVICE INFORMATION
Please fill all available information in below table. Some information like the Serial Number of the BMU is mandatory to receive service.
•
Service Ticket Number or System ID:
•
Installer / Delivery Address / Contact:
Company
Contact Person
Street / Nr.
•
System Information
Battery Configuration (X x LVL)
BMU Serial Number
BMU Connected to Internet
Inverter Brand + Model
Inverter Serial Number
Commissioning Date
•
Service Information
BMU EventCode (EC)
BMS EventCode(s) and related LVL Serial Number(s)
Was the battery charging / discharging before (was the system working normally before?)
Take pictures of open communication port in the Battery and Inverter clearly showing connection cables
Description of
the Problem
Please provide any additional information that is necessary or could help in the analysis of the service case (e.g. serial number of a
wrong module, video of a special behaviour; pictures; app screenshots; module voltages... )
By contacting us you confirm, that a qualified person has done the necessary control and collected all available information above.
Service Contact:
Europe: EFT-Systems GmbH
www.eft-systems.de
service@eft-systems.de
+49 9352 8523999
1.4 Switch on procedure
1.5 App Configuration + Update
1.6 Checking the correct operation
2.4 BMU/BMS LED event code (EC)
2.5 Voltage measurement
ZIP / City
Phone
Email
BMU Firmware
BMS Firmware
No
Yes
Inverter Firmware
Inverter Portal Name
(State the system name. Provide access)
Inverter Error Code
Australia: Alps Power Pty Ltd
www.alpspower.com.au
service@alpspower.com.au
+61 02 8005 6688
No
Yes
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