Simrad SP90

Simrad SP907.2 Wheelhouse unitsNoteCleaningThe units must be kept clean and dry. Remove salt water residuewith a soft cloth moistened in fresh water. Do not use strongsolvents.The display screen must be handled with care to avoid damage tothe anti-glare filter coating. Use a soft cloth without any strongsolvents when cleaning it.Dust filterThere is a dust filter on the air inlet at the rear side of the ProcessorUnit. To avoid overheating, this must be inspected, and ifnecessary, cleaned once every third month.Dust filterSIMRADS102Figure 17 Rear side of the Processor Unit(CD5880A)The filter is accessible by unscrewing the four screws which fastenthe filter grid. The filter should be vacuum cleaned, or washed insoap and water. If washed, the filter must be dried thoroughlybefore being reinstalled.148 850--164511 / B