PAGE 3-1RE21003 SERVICE3.1 MAINTENANCEPREVENTIVE MAINTENANCEIf the HF SSB RE2100 has been installed in a proper way the maintenance can, dependent on theenvironments and working hours, be reduced to a performance check at the service workshop at intervals,not exceeding 12 months. A complete performance check list is enclosed in this manual, chapter 3.5PERFORMANCE CHECK.Inspection of the antenna, cables, and plugs for mechanical defects, salt deposits, corrosion, and anyforeign bodies shall be done at regular intervals not exceeding 12 months.Along with each RE2100 a test sheet is delivered in which all the measurements, made in the testdepartment of the factory, are listed. If the control measurings made in the service workshop should notshow the same values as those listed in the test sheet, the set must be adjusted as specified in chapter3.7 ADJUSTMENT PROCEDURE.3.2 ALIGNMENT INSTRUCTIONSINTRODUCTIONThe measuring values indicated in chapter 5. CIRCUIT DESCRIPTION AND SCHEMATIC DIAGRAMSare typical values and as indicated it will be necessary to use instruments in absolute conformity with thebelow list: