Varta element Series, Instruction Manual

Page: 8 / 159

8
Subject to modification!
Updated 10/2017
Maintenance ................................................................................. 125
10 Maintenance basics ...................................................... 125
10.1 Safety instructions .................................................... 125
10.2 Scope of maintenance work ..................................... 127
11 Service and repair work ................................................ 128
11.1 Checking the storage cabinet from outside .............. 128
11.2 Checking the system parameters (Service) ............. 128
11.2.1 Checking the online status ............................... 129
11.2.2 Error lists .......................................................... 129
11.2.3 Checking the software version ......................... 130
11.2.4 Software update ............................................... 130
11.2.5 Air filter change: Resetting the time ................. 131
11.2.6 Checking the fan .............................................. 131
11.3 Checking the system parameters ............................. 133
11.3.1 Checking the current sensor values ................. 133
11.3.2 Checking the battery charger ........................... 134
11.3.3 Checking the battery modules .......................... 135
11.4 Service and repairs: Cabinet interior ........................ 136
11.4.1 Opening the cabinet ......................................... 137
11.4.2 Removing the battery inverter .......................... 138
11.4.3 Removing and installing the battery charger .... 138
11.4.4 Removing and installing battery modules ........ 142
11.4.5 Replacing/cleaning the air filter ........................ 144
11.4.6 Disassembling the storage cabinet cover ........ 144
11.4.7 Cleaning/replacing the fan ................................ 145