Omega 1376 Quick start guide

#
OMEGA
1376
CALIBRE
1376
3 3/4’’’ x 63/4’’’
Ø 9.00 x 15.15 mm
Version A Version B
Height on movement 1.80 mm
Height on battery 2.05 mm
Number of rubies 5
RoHS model No Yes
Omega personalised quartz movement, featuring circular graining, rhodium-plating and gilded engraving.
Hour hand and minute hand. Rate adjustment by inhibition. Stepper motor, with three impulses per minute.
Technical Guide TG-19-C-047-E C
Made by: pelrom Date: 03.08.2009 3 Modifications: See last page
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Page
Contents
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Differences between non-RoHS 1376A and RoHS 1376B version 4
Spare parts list for calibre 1376 5
Calibre 1376 1
General information for calibre 1376 3
Tools
Specific information for calibre 1376 6
Information on height of hands / Runners for hand setting and hand setting force 6
Electrical tests / Fitting the battery 7
Modifications of version of Technical Guide for calibre 1376 8

General information for calibre 1376
Major points
Information on the battery (ref. 1449934)
1,55 V «Low Drain»
Ø 6,80 mm, H 1,60 mm
Renata 321
Vartachron V321
UCAR, Ray-O-Vac, Energizer 321
Maxell, Panasonic and Sony SR616SW
Movement exchange is recommended
According to Working Instruction 31. Repair and
movement exchange policy.
Mandatory tools:
Hand fitting Reference
Movement holder for hand setting 507 0038
Tweezers
Plastic tweezers 502 310 0051
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Differences between version 1376A and 1376B
1376
AH3#
#
1376
HXB
1376
#
HXB
AH3#
AH3#
Rohs version calibre 1376B
1
376
A
H3#
1376
AH2
H2
1376
AH2
H2
Non-RoHS version calibre 1376A
Differences between a RoHS version and a non-RoHS version
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Spare parts list for calibre 1376
Hour wheel,
H2 = 1.03mm
Calibre Reference
1376A 72213762501/2
1376B
Cannon pinion with driver
H2 = 1.83mm
Calibre Reference
1376A 72213762421/2
1376B
Battery Calibre Reference
1376A 1449934
1376B
Battery insulator Calibre Reference
1376A 72213764046
1376B
Bridle + Calibre Reference
1376A 72213764401
1376B
Handsetting stem
Ø 0.80 mm / L 18.75 mm Calibre Reference
1376A 72213749100
1376B
Handsetting stem
Ø 1.10 mm / L 12.45 mm Calibre Reference
1376B 72213749100/1
Screw for bridle + Calibre Reference
1376A 722137654401
1376B
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Fig. 1.0
1.0 Information on height of hands
1376
AH3#
#
H2B
Calibre
1376
AH3#
Manufacturing code
Hand height + version
H2B
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Specific information for calibre 1376
Designation Movement holder No of runners for
hand setting
Minimum force
(N)
Maximum force
(N)
Support
(jewel)
Hour hand 507 0038 3830yes
Minute hand 1830yes
1.1 Runners for hand setting and hand
setting force

Fig. 1.0 1.0 Electrical tests
Rate adjustment by inhibition. The rate can only be
measured using an instrument capable of measuring for
sixty seconds or multiple times sixty seconds.
1.1 Fitting the battery
Slide the battery under the battery clamp no. 4400. Gently
press on battery to position it in place with the bridle +
no. 4401.
Specific information for calibre 1376
Pos. Setting of apparatus Measurement Test Remarks
12 V
(Ri ≥10 kΩ/ V) 1,55 V Battery voltage
2
1 V
(Ri ≥10 kΩ/ V)
For the Witschi Q 6000:
The «Motor» LED lights up with
every impulse.
Impulses per minute at
the integrated circuit
output 3 per minute
Measured with checked battery.
3
10 μA≤0,70 μA Movement consumption Measured without battery,
external supply, 1.55 V.
2 V ≤1,30 V Lower limit for
operating voltage
Measured without battery,
variable external supply, starting
with 1.55V, continually reduce
voltage until movement stops
4 • 10 kΩ1,55 V ~ 1,85 kΩCondition of coil
5 • 100 kΩ- Coil insulation
6Remark: With the additional contact position 6, R/T with the – contact, the motor is driven with 16 or 32 steps/s
The clockwise rotation of the hands allows an immediate check.
Ohmmeters with measuring voltage greater than 0.40V inappropriate; recommended voltage 0.20V.
Ambient temperature 20°C.
#
3
5
4
1
2
6
OMEGA
1376
OMEGA
1376
#
44
00
4401
OMEGA
1376
#
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/8
Modifications of version of Technical Guide for calibre 1376
Versions du Guide Technique
Date of first release: 30.01.2007 Version A
Made by: Pelrom Date of second release: 04.05.2007 Version B
Date of last release: 03.08.2009 Version C Rendav
Modifications of Technical Guide version B
Old (version A) New (version B)
Page 6:
Runners for hand setting
Designation Minimum force
(N)
Maximum force
(N)
Support
(jewel)
Hour hand 8 30 no
Minute hand 8 30 no
Page 6; Adds:
Runners for hand setting and hand setting force
Movement holder
for hand-setting
No of runners for
hand setting
507 0038 3
1
Modifications of Technical Guide version C
Old (version B) New (version C)
Page 6:
Support (jewel)
Designation Minimum force
(N)
Maximum force
(N)
Support
(jewel)
Hour hand 8 30 no
Minute hand 8 30 no
Page 6:
Support (jewel)
Designation Minimum force
(N)
Maximum force
(N)
Support
(jewel)
Hour hand 8 30 yes
Minute hand 8 30 yes
OMEGA SA WORLD SERVICE ORGANIZATION GT-19-C-047-E - C - 1376