Seiko 5d88A - Page 40

Cal.5D88A TECHNICAL GUIDE
ILLUSTRATION AND SPECIAL INSTRUCTIONS ETC.
NO.19
◆
17
Mount the Inter- mediate wheel for 24 Hour indicator.
16
Mount the 24 Hour indicator wheel.
15
Mount the Date corrector wheel. Mount the Date star wheel. Set and hook the
jumper to Date
star wheel.
14
Mount the Calendar train bridge.
13
12
Fix the Calendar train bridge by tightening the Calendar train bridge screrw. Check the clear- ance between the wheels under the Calendar train bridge.
<16>
Mount the 24 Hour
indicator wheel.
<17>
Mount the Intermediate wheel
for 24 Hour indicator.
<15>
Mount the Date corrector
wheel.
<13>
Mount the Calendar train bridge.
◆
Firmly press down the points of
engagement. (451#, 452#)
<12>
Fix the Calendar train bridge by
tightening the Calendar train
bridge screw. (471#)
<14>
Mount the Date star wheel.
Set and hook the jumper to Date
star wheel.
(See Fig.60.)
Take care so as not to deform the
jumper.
◆
Securely engage the Date star wheel
and the Date corrector wheel (indicated by in the upper left diagram.)
Check the clearance between the wheels.
Date driving wheels
Moon phase
Indicator wheel
◆
Checking points are indicated in Fig.59.
40/51
Fig.58
Fig.59
Fig.60
✻
This part is reversible.
Target value)
Tightening torque:
lower than 350gcm
2
1
452#
471#
451#
1
2
PROCESS
No.