About This File
Axpert VM III 5000 3000 Service Manual
V2.01 Release 22 Jan 2019
Axpert VM III-5200/VM III-3200
S1711171 V-RDP-004-73 A
33 pages pdf file 2.36MB.
Please Note;
This is not an owners manual, a setup guide or an installation manual.
It is pitched at readers with good basic electrical knowledge and test equipment who need to troubleshoot or fault-find an Axpert VM III at component level.
This manual is for Axpert VM III 5000 3000 series, it can help service personal perform the basic maintenance and repair service.
This manual focus on the service, so you should get the basic operation of the Inverter/Charger from the user manual, and make sure you had read and understood user manual before you use this service manual.
Table of contents
1. GENERAL INFORMATION
1.1 GETTING START
1.2 BASIC TOPOLOGY INTRODUCTION
1.3 INVERTER FAMILY
1.4 OVERVIEW THE INVERTER
2. TROUBLESHOOTING
2.1 HOW TO DO
2.2 FAULT CONDITION
2.3 TEST STEP
3. CHECKING AND MEASURING GUIDE
3.1 CHECK THE BATTERY SIDE COMPONENTS ON MAIN BOARD
3.2 CHECK THE BUS SIDE COMPONENTS ON MAIN BOARD
3.3 CHECK THE BUCK CIRCUIT ON MAIN BOARD
3.4 CHECK THE INV FULL BRIDGE ON MAIN BOARD
3.5 CHECK BATT AND MAIN POWER SPS ON MAIN BOARD
3.6 CHECK AC SPS ON MPPT BOARD
3.7 CHECK THE BUS SOFT START CIRCUIT ON MPPT BOARD (TX1: ESPECIALLY FOR 09 FAULT)
3.8 CHECK THE BOOST ON MPPT BOARD
4. DISASSEMBLING GUIDE
TOTAL WIRING DIAGRAM