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Seiko 5M84A - Technical Guide - Automatic Generating Mechanism Service; Battery Unit Removal and Installation in Generating Mechanism; Lubrication of Generating Parts

Seiko 5M84A
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Cal. 5M84A
14/21
TECHNICAL GUIDE
l
Automatic generating mechanism
• Howtoremove
Insert the tip of tweezers into the C”
portiongapintheillustrationatright,and
pry up the RECHARGEABLE BATTERY
UNIT to remove it.
• Howtoinstall
Set the A” portion of the minus lead
terminal to the hole of the MAINPLATE,
andpushthe“B”portiondownvertically
so that the RECHARGEABLE BATTERY
UNIT is well seated in position.
Note: Take utmost care not to short-circuit
the (+) and (-) terminals, as this will
deteriorate the battery unit.
“A” portion
Main plate
メCメ portion Minus lead terminal
Rechargeable
battery plus
terminal
メBメ portion
39 OSCILLATINGWEIGHTBRIDGESCREW
41 OSCILLATINGWEIGHTBRIDGE
Before tightening the OSCILLATING WEIGHT
bridgescrew,checkthattheupperpivotofthe
GENERATINGROTOR is inserted properly into
the pivot jewel.
Be sure to lubricate the upper and lower pivots
of GENERATING ROTOR and INTERMEDIATE
WHEEL FOR GENERATING ROTOR with the
proper oil in the quantity specied in the
illustration.
Lubricate the ball-bearing of the OSCILLATING
WEIGHT BRIDGE as shown in the illustration
at right.
Intermediate wheel for
generating rotor
Generating rotor
43 INTERMEDIATEWHEELFORGENERATINGROTOR
• Lubricating
Refer to the illustration at right.
Note: B e s u r e t o o b s e r v e t h e p o s i t i o n , t y p e o f o i l
andquantityofthelubricationspecied
in the illustration.
• Lubricating

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