Omega Calibre 3220 A Technical Manual page 32

Fitting the chronograph driving wheel on the basic movement
Check the height of the wheel:
Check also concentric and plane rotation of the wheel.
Demagnetize the movement before measurements.
Timing positions:
Vibrations:
Lift angle:
Power reserve:
Maximum amplitude loss
with chronograph running:
Limits (without chronograph):
MM 0h:
0h:
MM 24h:
24h:
Ampl. 24h:
32
35.060 R
0,60mm
HU
28'800 A/h
51°
40 hours
40°
MM 0h 0h
0 / +10 15 sec.
Average rate of the 3 positions at 0 hour.
(between 30 and 90 minutes after fully winding)
The biggest rate difference of the 3 positions at 0 hour.
(between 30 and 90 minutes after complete fully winding)
Average rate of the 3 positions after 24 hours.
(between 23.5 and 25 hours after fully winding)
The biggest rate difference of the 3 positions after 24 hours.
(between 23.5 and 25 hours after fully winding)
Minimum amplitude in vertical position after 24 hours.
1/4
0,24 mm
31.080 P
Timing
VD
MM 24h 24h
0 / +10 20 sec.
English
1411.039.71
VL
Ampl. 24h Power reserve
190° 40h