Technical Notes; General Usage; Using The Chronograph - Bell & Ross BR 03-94 Notice Technique

Te c h n i c a l N o t e s
BR 03-94
Movement : mechanical with automatic winding. Calibre BR-CAL.301. 37 jewels.
28,800 vibrations per hour. Power reserve approximately 40 hours. High precision
setting to 4 positions (tolerance of 0/+10 seconds per day).
utes and sub seconds. Chronograph: 30-minute and 60-second counters. Date with
quickset. Time-setting with hacking function.

GENERAL USAGE

Starting the watch. When the watch has stopped (crown in position 0) : wind the
movement by rotating the crown clockwise. After approximately 40 rotations, the
watch is fully wound (the winding mechanism does not have a stop to prevent over-
winding). The power reserve is approximately 40 hours when fully wound. When the
watch is worn, the automatic mechanism will wind the movement.
Pull the crown out to position 2. The seconds hand will stop, enabling you to set
the time to the nearest second. Set the time by rotating the crown in the required
direction. Setting the date
position 1 and set the date by rotating the crown anticlockwise. S low setting (crown
in position 2): to ensure the date changes at midnight rather than noon, it is rec-
ommended you set the date by adjusting the hands of the watch. Pull the crown out
to position 2 and turn the hands until the date changes. Then set the precise time.

USING THE CHRONOGRAPH

The chronograph function can measure time in minutes and seconds.
Measuring the time.
1 press of Pusher P1: sets off the time measurement.
st
2 press of Pusher P1: stops the time measurement.
nd
3 press of Pusher P2: stops and resets the chronograph.
rd
Measuring the time with an interruption
1 press of Pusher P1: sets off the time measurement.
st
A A
B B
C C
D D
E E
F F
(x4) (x4)
G G
A. Minute hand
B. Chronograph 60-second hand
C. Hour hand
D. Chronograph 30-minute counter
E. Seconds hand
F. Case attachment screw
G. Strap attachment
H. Date
I. Crown
P . Pusher 1. Start/Stop
1
P . Pusher 2. Reset
2
0. Wind the movement manually (rotate clockwise)
1. Set the date (rotate anticlockwise)
2. Set the time (rotate in either direction)
Functions
Case : 42 mm in diameter.
. Quickset* (crown in position 1) : pull the crown out to
.
0 1 2 0 1 2
(NEVER UNSCREW)
2 press of Pusher P1: stops the time measurement.
nd
3 press of Pusher P1: restarts the time measurement.
rd
: hours, min- This allows one or several time intervals to be subtracted from the total time
measured.
4 press of Pusher P1: stops the time measurement.
th
5 press of Pusher P2: stops and resets the chronograph.
th
STRAP MOUNTING
Attachments (G) with screws on the outer face of the lugs
The 4 socket head screws (hexagon socket/1.3 mm diameter) mount the strap to
the case attachments. These screws must be handled carefully, using the 2 tools
.
Setting the time
supplied with the watch in its box.
Attachments (G) with no visible screws
A spring bar is used to fit the strap to the case attachments. This bar must be
removed carefully using the appropriate tool provided with the watch in the box.
IMPORTANT
*Quickset date setting
set date setting (crown in position 1) MUST NOT UNDER ANY CIRCUMSTANCES be
carried out between the times of 9 P .M. (21:00) and 3 A.M. (03:00).
Magnetic fields.
Also, we would recommend that you avoid placing your watch near electronic
devices that may generate large magnetic fields (radio, smartphone, television,
computer, tablet, loudspeakers etc.).
Water resistance
the crown back to position 0. Never operate the crown underwater.
The 4 slotted screws (F) mount the bezel to the case and ensure the water
Note:
resistance of the watch. To benefit from the Bell & Ross warranty, these screws
must never be unscrewed.
MAINTENANCE
P P
1 1
After being immersed in seawater, it is recommended to carefully rinse off the watch
and strap with fresh water. It is also recommended to have the water resistance
of your watch checked every two years. To ensure a service that meets the brand's
exacting standards, any servicing of your watch must be carried out by the Bell &
Ross service centre or a watchmaker approved by Bell & Ross. Whenever repairs
are made during the warranty period, you must present the Bell & Ross warranty
card, duly dated and signed by the retailer at the time the watch was purchased.
I I
P P
2 2
H H
We thank you for the confidence that you have shown in our
brand and we hope that your Bell & Ross watch meets with
your complete satisfaction.
The Bell & Ross international guarantee
Your Bell & Ross watch has successfully passed the most rigorous reliability tests in the Swiss watch-making
industry. It is guaranteed against all manufacturing defects for 2 years from the date of purchase entered by the
Bell & Ross approved retailer on the international guarantee certificate subject to applicable laws and/or legal
guarantees. This guarantee is total (parts and labor). It excludes however:
. Damage that is the result of accidents or improper or incorrect use of the watch (violent shock, crushing,
brutal handling of the clasp).
. Damage that is the result of repairs or dismantling not carried out by an approved Bell & Ross retailer or an
approved after-sales service center.
. The results of normal use and wear of the watch and strap. This also excludes batteries given the specific
nature of these items.
IMPORTANT : To be covered by the Bell & Ross International Guarantee, any work must be carried out by
approved specialists : retailers approved by Bell & Ross, approved after-sales service centers.
This guarantee can only be applied on presentation of the Bell & Ross International Guarantee certificate, duly
completed, dated and signed by an approved retailer.
Models and Technical features subject to change
© Bell & Ross 05/2015
. As with all mechanical watches with a date function, quick-
Magnetic fields can adversely affect the accuracy of your watch.
. Once the watch is set, to ensure perfect water resistance, push