Nikon SB-N10 ユーザーズマニュアル

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Maintenance
Maintenance
This section describes how to maintain the O-ring and fl ash unit.
 Caring for the O-Ring
 Caring for the O-Ring
The fl ash unit uses an O-ring to form a watertight seal.  Improper 
handling of the O-ring can produce leaks.  Check the condition 
of the O-ring as described below whenever the unit has been 
used under water.
Remove the O-ring.
Lightly stretch the O-ring by sliding 
your fi ngers along either side and 
remove it from the unit.  Do not ap-
ply excessive force or use your fi n-
gernails, metal objects, or edged or 
pointed tools.
Wash the O-ring.
Wash the O-ring in fresh water and dry thoroughly.  Do not 
use benzene, thinner, alcohol, soap, neutral detergents, or 
other cleaning products, as these could damage or weaken 
the O-ring.
Inspect the O-ring.
Remove any foreign matter with a 
soft, dry cloth, taking care not to 
leave tissue or threads on the O-ring. 
Gently bend the O-ring to check for 
cracking or other damage.