Technical Notes - Bell & Ross BR 01-92 Mode D'emploi

Technical Notes

BR 01-92 HEADING INDICATOR
999-piece limited edition
The BR 01 HEADING INDICATOR watch is inspired by aircraft cockpits,
where each part is a reference in terms of legibility, reliability and perfor-
mance. The display of the BR 01 HEADING INDICATOR recalls the graphics of
the reference instrument, the course indicator.
GENERAL DESCRIPTION
Mechanical with automatic winding. 28,800 beats per hour. Power reserve
movement
of about 40 hours. High-precision adjustment in four positions (tolerance of 0/+10
seconds per day). Functions : hours, minutes, seconds. Setting the time with seconds.
Disc display: three black concentric discs indicating respectively from the outside
to the inside the hours, minutes and seconds. XL Case
10.5mm. Glass bead blasted steel with black PVD* finish. Screw-in crown.
phire crystal with anti-reflective coating.
Waterproof
or heavy-duty synthetic fabric.
*Physical Vapor Deposition
GENERAL USAGE
To unscrew the crown in position 0, turn it counterclockwise.
watch has stopped, unscrew the crown until it is in position 1, then wind the mecha-
nism by turning the crown clockwise. After about 40 rotations, the watch is fully
wound (the mechanism has no stop in order to keep the winder from being wound
too tightly). The operating time is then about 40 hours. When the watch is being worn,
winding takes place automatically.
into position 3. The seconds disc (central disc) is then stopped (which lets you set the
time down to the second). Set the time by turning the crown in the desired direction.
DISASSEMBLING THE TWO STRAP FASTENERS AND THE STRAP
The case of your watch has three main parts:
Assembly 1: the main body of the case with the crown (H)
Assembly 2: the "cover" of the case with the sapphire crystal
Assembly 3: the two strap fastenings (G)
. Diameter 46mm. Thickness:
These three parts are assembled by screws (F, I and J) that are visible on each side
: sap-
Glass
of the case: The four slotted head screws (E) are used to fix the cover to the body of
to 100 meters. in rubber
strap
the case and to seal the watch.
warranty, these screws must never be undone.)
. When the
Winding
setting the time. Unscrew and pull the crown
(Warning: so as not to invalidate the Bell & Ross
The eight socket-head screws (I and J) (hexagonal recess/1.3 mm in diameter) are
used to attach the strap to the fastenings (screws I) and the strap fastenings to the
case (screws J). These screws must be handled carefully using the Two special tools
supplied with the watch in its box.
IMPORTANT
Once the time has been set, screw the crown back down to ensure a perfect seal. To
do this, push the crown until it is in position 0 by simultaneously turning it clockwise.
The crown must never be handled underwater. Never expose this watch to tempera-
tures below -20°C or above 70°C (NIHS – Standards of the Swiss Watch Industry).
CARE
After being immersed in seawater, it is recommended to always rinse off the watch
and its strap with fresh water. We also recommend that you check that your watch
is still watertight every two years. In order to guarantee service compliant with the
requirements of the brand, any servicing on your watch must be carried out by the
Bell & Ross repair center or by a watchmaker approved by Bell & Ross. For any repairs
under warranty, you will need to present the Bell & Ross warranty card, duly dated
and signed by the retailer at the time of purchase.