Technical Notes - Bell & Ross BR01-92 AIRSPEED Noticia Técnica

Technical Notes

BR 01-92 AIRSPEED
999-piece limited edition
The BR 01 AIRSPEED watch is inspired by aircraft cockpits, where each part
is a reference in terms of legibility, reliability and performance. The display
of the BR 01 AIRSPEED recalls the graphics of the reference instrument, the
anemometer.
GENERAL DESCRIPTION
Mechanical with automatic winding. 28,800 beats per hour. Power reserve
movement
of about 40 hours. High-precision adjustment in 4 positions (tolerance of 0/+10 sec-
onds per day). Functions: hours, minutes, seconds, and date. Setting the time with
seconds. XL Case. Diameter 46 mm, thickness 10.5 mm. Glass bead blasted steel
with black PVD* finish. Screw-in crown. Glass: sapphire crystal with anti-reflective
coating. to 100 meters. in rubber or heavy-duty synthetic fabric.
Waterproof Strap
*Physical Vapor Deposition
GENERAL USAGE
To unscrew the crown (F) in position 0, turn it counterclockwise.
watch has stopped, unscrew the crown until it is in position 1, then wind the mech-
anism 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. Setting the time . Unscrew and pull the crown into
position 3. The second hand 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 3 main parts:
Assembly 1: the main body of the case with the crown (F)
Assembly 2: the "cover" of the case with the sapphire crystal
Assembly 3: the two strap fastenings (E)
These three parts are assembled with the screws (D, G, H) visible on each side of
the case:
The four slotted head screws (D) are used to fix the cover to the body of the case and
to seal the watch.
(Warning: so as not to invalidate the Bell & Ross warranty, these
screws must never be undone).
The eight socket-head screws (G and H) (hexagonal recess/1.3 mm in diameter) are
. When the used to attach the strap to the fastenings (screw G) and the strap fastenings to the
Winding
case (screw H). 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.
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.