Jaeger-leCoultre Master Grande Tradition Manual De Instrucciones página 25

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setting the hours and minutes
Pull the crown out to position 2.
Move the hands clockwise until the desired time is displayed. When the hands
are indicating times during the night between 8 pm and 4 am, with what is known
as the security zone indicated in red, you must never:
- turn back the hour or minute hands.
- Perform a date correction.
When the operation is complete, push the crown back to position 1.
special nature of the four-digit year indicator
the year is indicated via four positions. the display of the year's first two dig-
its (century) is fixed. it consists of a small two-position plate, screwed onto
the movement, which can indicate "20" or "21". the decade display consists of
two discs which run through the positions from "00" to "99" according to the
perpetual calendar mechanism. on 1 January 2100, the watch will therefore
indicate the year 2000 (fixed "20" + "00"). We advise you to wait until 1 March
2100 before submitting your Master Grande tradition tourbillon Cylindrique à
quantième Perpétuel watch to an authorised watchmaker, so as to have the year
plate set to position "21", while the necessary adjustments are made to the date
and the moon phase.
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