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OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
General information for calibre 3220
The chronograph must be dismantled in the Start position
(START).
Some lubrication takes place on the top of pins
Basic movement assembly
See Calibre 1120 Technical Guide
Lubricating the Swiss-lever escapement
See Working Instruction 40.
Measuring instruments depending on operation types
Tightening and untightening torques according to screw
thread
Mandatory tools:
To fi t the hands, the movement must be placed in a
suitable, well-adjusted movement holder.
Hand fi tting Reference
Hand fitting tool kit 507 0011
Movement holder for hand fitting 507 0026
Basic movement Reference
Mainspring winder 502 150 0009
ETACHRON stud extraction key 502 200 0062
ETACHRON adjustment key 502 200 0061
ETACHRON holder 502 100 0311
Ball bearing set 502 S09 SET
Chronograph Reference
Movement holder (ring) 502 110 0211
Lubricants Reference
Moebius HP-500 504 5012
Moebius SYNT HP-1300 Sans Colorant 504 5013
Molycote DX 504 100 0052
Moebius SYNT-A-LUBE 9010 (2ml) 504 200 0001
Operation Minimum equipment required
Rate adjustement after full
or partial maintenance service 4 Hz
- Watch Expert II (white case)
- Chronoscope S1
- Watch Expert (red case)
- Wicomètre Professionnel
- Chronoscope M1
Screw Ø Tightening torque target cNm Untightening torque mini cNm
Ø threads ≤ S 0.50 mm 1.0 0.7
Ø threads S 0.6 mm 1.4 0.8
Ø threads S 0.7 mm 1.8 0.9
Ø threads S 0.8 mm 2.2 1.1
Ø threads S 0.9 mm 2.6 1.3
Ø threads S 1.0 mm 3.0 1.6
Ø threads S 1.2 mm 3.5 2.0
Ø threads S 1.4 and > 4.0 2.5
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