v
8.
MAINTENANCE, TROUBLESHOOTING ............................................................ 8-1
8.1
General Maintenance................................................................................................. 8-1
8.2
Cleaning the Equipment............................................................................................. 8-1
8.3
Hull Unit Maintenance................................................................................................ 8-2
8.3.1
Lubrication points, zinc plate............................................................................ 8-2
8.3.2
Manually raising the transducer ....................................................................... 8-3
8.4
Fuse Replacement..................................................................................................... 8-4
8.5
Fan Replacement ...................................................................................................... 8-4
8.6
Troubleshooting ......................................................................................................... 8-5
8.7
Error Messages ......................................................................................................... 8-6
8.8
Diagnostic Tests......................................................................................................... 8-7
8.8.1
Choosing a diagnostic test............................................................................... 8-7
8.8.2
Description of diagnostic tests ......................................................................... 8-8
SPECIFICATIONS....................................................................................................SP-1
MENU TREE............................................................................................................ AP-1
INDEX .......................................................................................................................IN-1