Union Glashuette U-7751 User manual
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DEUTSCHE UHRMACHERKUNST.1893
6 Day indicator
7 Month indicator
8 Moon phase
9 Central 60 second hand (chronograph)
10 30 minute counter (chronograph)
11 12 hour counter (chronograph)
12 Start/Stop push-button (chronograph)
13 Reset push-button (chronograph)
14 3 position crown
IRest and winding position
II Rapid date, month and moon phase correction
position
III Time setting position, with stop second and midnight
date and day change
15 Corrector (rapid day correction)
Technical specifications
• MechanicalmovementchronographU7751withautoma-
tic winding, day corrector at 10 o'clock and moon phase
• Numberofjewels:25
• 28,800vibrations/hour
• Powerreserve:Approx46hours
Display / Functions
1 Hour hand
2 Minute hand
3 Small seconds hand
4 24hourhand
5 Three-arm date indicator hand
U-7751
User’smanual
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DEUTSCHE UHRMACHERKUNST.1893
CONGRATULATIONS
CongratulationsonyourchoiceofawatchbyUNION
GLASHÜTTE/SA.®- a German brand among the most
renowned and with the richest traditions.
Thisexceptionallydesigned,undeniablyattractivetimepiece
alsohasasuperiordesignquality.Usingonlythehighestvalue
materialsandcomponents,yourUNIONGLASHÜTTE/SA.®
watchisprotectedagainstshocks,temperaturevariations,
water and dust.
Itssapphirecrystalhasadoublesidedanti-reflectivecoating,
anditisdrivenbyamechanicalmovementchronographU
7751withautomaticwinding,daycorrectorat10o'clock
and moon phase.
Toensureperfectandaccuraterunningformanyyearsto
come,werecommendyouattentivelyfollowtheadvicegiven
in these instructions.
We hopeyouwill beverypleasedwithyourUNION
GLASHÜTTE/SA.®timepiece !
USE
Winding
Crown in position I, not pulled out
Manualwindingisnecessaryifyouhavenotwornyourwatch
forsomeconsiderableperiodoftime.Torestartit,youonly
needtoturnthecrownafewtimes(clockwise),ortotilt
yourwatchfromsidetosideafewtimes.Torestoreyour
watch's46hourpowerreserve,around32turnsofthe
crown(forward)arerequired.
Whenwearingyourwatch,theautomaticdevicewindsit
everytimeyoumoveyourwrist.
Notes
Theaccuracymaybeinfluencedbythewearingconditions.
Thereisnostopofthecrownatfullwinding.
Setting the time
Crown in position III, pulled out
PullthecrownouttopositionIIIcarefully;thesecondshand(3)
willstop.Turnthecrownforwardsorbackwardstothedesired
time, and then push it back into the rest position I.
Oncethehourhandpassesthe12o'clockposition,youcan
seeifitisindicatingmidnight(dateanddaywillchange)or
midday (date and day will not change).
Advice on how to synchronise your watch
To synchronise the seconds hand (3)withanofficialtime
signal(radio/TV/Internet),pulloutthecrowntopositionIII;
thesecondshandwillstop.Atthesignal,pushthecrownback
into the rest position I.
Date and month correction
Crown in position II, intermediate
Thedatedisplayusesathree-armhand,justoneofwhich
indicates the correct day precisely.The shortest arm points
to days 1 to 10, the medium arm to days 11 to 20 and the
longest arm to days 21 to 31.
Youwillneedtore-setthedateandmonthmanuallyafter
months with less than 31 days.
PullthecrownouttopositionIIandturnitforwardsuntilit
displaysthedesireddateandmonth.Pushthecrownback
into the rest position I. During this operation, your watch
will continue running, so the time will not need to be re-set.
Important
Never correct the date between 10 p.m. and 2 a.m.; the move-
ment is changing the date and possibly the month.
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U-7751
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DEUTSCHE UHRMACHERKUNST.1893
Moon phase correction
Crown in position II, intermediate
PullthecrownouttopositionII and turn it backwards to
correctthemoonposition,referringtoalunarphasechart.
PushthecrownbackintotherestpositionI. During this
operation, your watch will continue running, so the time will
not need to be re-set.
Important
Moon phase correction is impossible between 3 a.m. and 4 a.m.
Day correction
Pressthecorrectorasmanytimeasneeded(15)tomove
thediscforwarduntilthedesiredday(6) is displayed. During
this operation, your watch will continue running, so the time
will not need to be re-set.
Important
Day correction is impossible between 9.30 p.m. and midnight.
Chronograph function
PresstheStart/Stoppush-button(12) to start the chrono-
graph.PresstheStart/Stoppush-button(12) again to stop it.
ThechronographwillresumeiftheStart/Stoppush-button
(12) is pressed again (added times), or the three chronograph
hands (9, 10 and 11)willreturntozeroifpush-button(13)
is pressed.
Notes
The 12 hour counter (11) has an area with alternating col-
ours(black/white)indicatingeveryhalfhour,matchingthe
outer numerals (0 to 30 minutes) and inner numerals (30 to
60minutes)ofthesamecolouronthe30minutecounter
(10).
Dependingonthemodelyouhavechosen,thecoloursofthe
12 hour counter area (11)mayvary(e.g.white/red,black/red,
white/yellow, etc.), but they always match the numerals on
the 30 minute counter.
Tachymeter
Startthechronographandstopitonceadistanceof1km
hasbeencoveredbypressingtheStart/Stoppush-button(9).
The chronograph hand will be pointing to a numeral on the
tachymeter scale (8), indicating the speed in km/h.
CARE AND MAINTENANCE
Wewouldadviseyoutocleanyourwatchregularly(except
fortheleatherstrap)usingasoftclothandlukewarmsoapy
water.Afterimmersioninsaltwater,rinsethewatchinfresh
waterandleaveittodrycompletely.
Ensurethatyoudonotleaveitinplacessubjecttogreat
temperatureandhumidityvariations,inintensesunlightor
nearstrongmagneticfields.
Werecommendyouhaveyourwatchinspectedevery3
to4yearsbyyourapproveddealeroragent.Foranirre-
proachablemaintenanceserviceandtoensurethewarranty
remainsvalid,alwaysapproachanapproveddealeroragent.
Water resistance precautions
Yourwatchiswaterresistantbut,followingashock,itmay
lose its water resistance without you realising. Water resist-
ance must be checked up during its scheduled inspection.
Important
In the event of failure of your watch, entrust it only to an
approved dealer or agent (see the warranty).
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U-7751
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