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8 March 2011, 03:24 AM | #1 |
"TRF" Member
Join Date: Aug 2009
Location: USA
Watch: GMT
Posts: 49
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Sub loses 6 minutes in 3 hours after settin time.
Hello! Maybe the learned folks here can give some advice. Thank goodness for such great people and forum!
Allow me to describe the problem: - Watch is set to the exact time using US Naval Observatory atomic clock - After 8 minutes it loses 1 minute, however the second hand is exactly on time - After one hour the watch has lost 5 minutes, but the second hand is exactly perfect - After three hours the watch has lost 6 minutes Here is the strange part: - After 4 hours the watch has not lost any more time and it remains 6 minutes slow for the rest of the day - The second hand stays on time perfectly It seems like the minute hand gets stuck in "slow gear" for about three minutes before it gets up to speed? Any descriptions of what is going on would be helpful. Thanks Again. Sub 16610 W series ~1995 was just purchased used and "serviced" |
8 March 2011, 04:30 AM | #2 |
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Join Date: Jan 2008
Location: michigan
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its sounds like it has a worn cannon pinion and is probably due for a servicing.
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8 March 2011, 04:57 AM | #3 |
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Join Date: Mar 2010
Real Name: Steve
Location: Albany NY
Watch: Blue Bezel SubC
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yeah...what he said...
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8 March 2011, 11:17 AM | #4 |
TechXpert
Join Date: Jun 2009
Real Name: Rik Dietel
Location: Seminole Fla
Watch: 5512 s/s Sub
Posts: 1,818
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ditto
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9 March 2011, 12:04 AM | #5 |
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Join Date: Aug 2009
Location: USA
Watch: GMT
Posts: 49
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Thank you. So that would make the minute hand "stick" sometimes?
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29 March 2011, 10:16 AM | #6 |
TechXpert
Join Date: Jun 2009
Real Name: Rik Dietel
Location: Seminole Fla
Watch: 5512 s/s Sub
Posts: 1,818
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It's not sticking it's slipping you want it to stick consistantly. There's a certain tension on the canon pinion which is mounted on the center wheel it's what gives you the ability to actually set the hands if all the gears were directly connected you would not be able to set them. Rik
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29 March 2011, 11:24 AM | #7 |
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Join Date: Dec 2010
Location: Texas
Posts: 159
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I think of it like a clutch. When the watch is running the clutch holds and the hands move. When you go to set the time, the clutch allows the wheel to slip so you can set the time. Its not supposed to slip when the watch is running.
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