Section 13 Pwrcell Battery Bmu Replacement; Overview; Required Tools; Before You Start - Generac Power Systems PWRcell Reference Manual

PWRcell Battery BMU Replacement
Section 13

Overview

Figure 13-1.

Required Tools

Figure 13-2.

Before You Start

Battery Mod. Settings Values
PLM Channel: _________ (default = 1)
MinSoCAbs: _________ (default = 2%)
MaxSoCAbs: _________ (default = 100%)
MinSoCRsrv: _________ (default = 30%)
MaxSoCRsrv: _________ (default = 100%)

Disable PWRcell Battery

Electrocution. Initiate a system-wide shutdown and turn the
PWRcell DC Disconnect Switch OFF on all connected
batteries before performing service. Failure to do so will
result in death, serious injury, or equipment and property
damage.
Diagnostic Repair Manual
DANGER

Section 13 PWRcell Battery BMU Replacement

Replace the battery management unit (BMU) within the
PWRcell Battery.
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Required Tools:
1. Phillips Head Screwdriver (No. 2)
2. Slotted Screwdriver (4 mm)
3. Digital Multimeter (DMM)
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Retrieve battery settings from the Mod. Settings page.
Record these values to program the new BMU.
NOTE: If battery settings cannot be retrieved, use the
factory default settings or program custom settings
based on site conditions.
(000600)
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