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Seiko 5d88A - Page 20

Seiko 5d88A
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TECHNICAL GUIDE
Cal. 5D88A
20/51
td
Power reserve rotor
ts
Intermediate wheel for power reserve
ta
Power reserve indicator wheel
t;
Power reserve train wheel bridge
rl
Power reserve train wheel bridge screw
Check the alignment carefully after mounting the P
O
WER RESERVE ROTOR (53), INTERMEDIATE
WHEEL FOR POWER RESERVE (52) and PO
WER RESERVE INDICATOR WHEEL (51) guided by pins
and built-in magnet on the movement holder before assembling the PO
WER RESERVE TRAIN WHEEL
BRIDGE (50) and PO
WER RESERVE TRAIN WHEEL BRIDGE SCREW (49).
[How to check the alignment]
After tightening the screw, check the alignment of the INTERMEDIATE WHEEL FOR POWER
RESERVE (52) and PO
WER RESERVE INDICATOR WHEEL (51) once again.
If it is not good, disassemble the parts from the PO
WER RESERVE
TRAIN WHEEL BRIDGE SCREW (49) to the PO
WER RESERVE RO-
TOR (53) and repeat the same process again. In case the alignment
of wheels and the power reserve rotor is not correct, the direct drive
indicator hand may not be able to indicate the correct value of the
power reserve.
ek
Friction spring for sliding wheel
I
n
sert the FRICTION SPRING FOR SLIDING WHEEL (38) beneath the f
por tion on the
OSCILLATING BRIDGE and securely engage with the dowel without any clearance.

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