Omega 3220 Quick start guide

OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220 /1
131/4’’’
Ø 30 mm
Version A
Height on movement 6.50 mm
Power reserve
Number of jewels
Frequency
Lift angle
40 h
47
4 Hz (28’800 A/h)
51°
CALIBRE
3220
Automatic movement with chronograph. Swiss lever escapement, minute counter (30 min.) at 9 o’clock, hour
counter (12 h) at 6 o’clock + small second at 3 o’clock. Glucydur balance with Etachron system.
Display of hour, minute and second in centre.
Technical Guide TG-19-C-024-E C
Produced by: pelrom Date: 20.09.2010 3 Modifications: see last page
3220
3220 A
32203220

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Contents
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
Page
Calibre 3220 1
General information for Calibre 3220 3
Basic movement assembly 3
Lubricating the Swiss-lever escapement 3
Measuring instruments 3
Tightening and untightening torques according to screw thread 3
Mandatory tools / Lubricants 3
Exploded views for calibre 3220 4-16
Assembly - chronograph module 4-16
Specific information for calibre 3220 17-22
Disassembling the chronograph module 17
Inspection during re-assembly 17-19
Inspection + adjusting the hammer 19-20
Chronograph System Operation 20
Setting the time / Chronograph Operation 21
Runners for hand setting and hand setting force / Instantaneous rate 22
Spare parts list for calibre 3220 23-32
List and plate for chronograph module supplies 23-27
List and plate for movement supplies 28-31
List of jewels and bushes 32
Modifications of Technical Guide version for Calibre 3220 33

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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 fit the hands, the movement must be placed in a
suitable, well-adjusted movement holder.
Hand fitting 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
Øthreads ≤S 0.50 mm 1.0 0.7
Øthreads S 0.6 mm 1.4 0.8
Øthreads S 0.7 mm 1.8 0.9
Øthreads S 0.8 mm 2.2 1.1
Øthreads S 0.9 mm 2.6 1.3
Øthreads S 1.0 mm 3.0 1.6
Øthreads S 1.2 mm 3.5 2.0
Øthreads S 1.4 and > 4.0 2.5
!
!
!

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
31.044
31.040
1251
Press
Movement
holder
Second train
driving wheel
Second train
wheel small plate
Screw for second
train driving
wheel small plate
Additional minute
train bridge
assembled
Screw for
additional
minute train
Ref.
1234 5
Ref. 30.029 Ref. 15.050 Ref. 3448 Ref. 10.062 Ref. 3445
1.0 Parts for assembling
Check that the wheel is free
(ref. 30.029) use an air blower. Do not
lubricate the second gear train driving
wheel pivoting.
!
Moebius SYNT HP-1300 Sans Colorant
2.0 Pre-lubrication
3.0 Order of assembly
2
3
1
5
4
!
Check the height of the friction spring (see page 18).

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
Moebius SYNT HP-500
Moebius SYNT HP-1300 Sans Colorant
Movement
holder
Hour counter
intermediate
wheel
Hour counter
driving wheel
Minute counter
driving wheel
Chronograph
wheel
Support jewel for
center wheel
Ref.
1234 5
Ref. 35.033 Ref. 35.031 Ref. 35.013 Ref. 35.010 Ref. 1594
1.0 Parts for assembling
2.0 Pre-lubrication
3.0 Order of assembly
1
2
34
Press
Check that the friction spring is
positioned correctly (see page 18).
!
!

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
Movement
holder Chronograph bridge Screw for chronograph bridge Screw for chronograph bridge
Ref.
123
Ref. 10.047 Ref. 3513 Ref. 2837
2.0 Pre-lubrication
3.0 Order of assembly
Check that the wheel is free use an air
blower.
!
!
2
3
1
Check the end shake of moving
chronograph parts!
!
1.0 Parts for assembling
Moebius SYNT HP-500

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
2.0 Pre-lubrication
3.0 Order of assembly
1.0 Parts for assembling
Movement
holder Second wheel driving pinion Intermediate second wheel Second pinion
Ref.
123
Ref. 1544 Ref. 1542 Ref.30.027
3
12
Moebius SYNT HP-500

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
Movement
holder Second train bridge Screw for second train bridge Second pinion friction spring
Ref.
123
Ref. 15.051 Ref. 3450 Ref. 120
2.0 Pre-lubrication
3.0 Order of assembly
1.0 Parts for assembling
3
1
2
Check the friction spring tension (see
page 18) + end shake of moving parts!
!
!
Moebius SYNT HP-500
Moebius SYNT HP-1300 Sans Colorant

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
1.0 Parts for assembling
2.0 Pre-lubrication
3.0 Order of assembly
Movement
holder Lock Screw for lock Lock spring Cam jumper Clutch wheel
Ref.
1234 5
Ref. 55.281 Ref. 2838 Ref. 65.210 Ref. 55.138 Ref. 35.062
2
3
1
4
5
Press
Do not lubricate th
e
bottom pivot
Moebius SYNT HP-500
Molycote DX

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Assembly - Chronograph module for Calibre 3220
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-024-E - C - 3220
1.0 Parts for assembling
2.0 Pre-lubrication
Movement
holder Clutch spring
Clutch spring
maintaining
washer
Screw for clutch
spring and
cam jumper
Chronograph cam Reversing yoke
Ref.
1234 5
Ref. 65.046 Ref. 80.282 Ref. 2839 Ref. 55.200 Ref. 55.086
4
5
2
3
1
Check the uncoupling spring position
(see page 19)
!
2.1 Pre-assembly Molycote DX
3.0 Order of assembly