MagTek Excella STX99875342 - Manual (Page 27)

Section 3. Operation and Maintenance
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3 Clean each Scan Bar with Cleaning Swab, P/N 97200078, as shown in Figure 3-8.
Figure 3-8. Cleaning the Scan Bars
Card and Check Path Cleaning
Remove the Outside and Center Covers and open the Scan Bars as previously described.
Remove larger debris, such as jammed checks or cards from the check and card paths. For finer
particles, use compressed air in a can that is commonly used to clean computer keyboards and
PC components. Spray the dust and loose particles from the check and card paths. Compressed
air in a can may be purchased at any PC retail store.