PATEK TIFFANY OVERHAUL MAIN SPRING CHANGE

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PATEK TIFFANY
REMOVE HANDS

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REMOVE  CROWN W/STEM
REMOVE MOVEMENT
REMOVE DIAL
DO NOT REMOVE THE CANON PINION

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NOTE: YOU SHOULD REMOVE THE BALANCE COMPLETE W/BRIDGRCOCK
I SIMPLY PERFORMED THE WORK AS I SAW FIT
REMOVE CENTER BRIDGE

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CENTER BRIDGE

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REMOVE HOUNDS TOOTH RATCHET WHEEL BRIDGE

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REMOVE CLICKER
SOMETHING LIKE A SEIKO CLICKER BUT SUBSTANTIAL

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RATCHET BRIDGE
CLICKER

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KEEP ASSEMBLY TOGETHER

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REMOVE STEM CLUTCH AND CROWN WHEEL

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REMOVE BALANCE
NOTE: YOU SHOULD REMOVE THIS FIRST. I SIMPLY PERFORMED THE WORK AS I SAW FIT
CLEAN IN 1950'S 4 JAR CLEANER
SOAK BALANCE COMPLETE WITH BRIDGE COCK
IN HAIR SPRING CLEANER
BLOW DRY
THEN LUBRICATE THE BOTTOM PIVOT JEWEL

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REMOVER MAIN SPRING BARREL COVER

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CAREFULLY REMOVE BROKEN MAIN SPRING

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INSTALL NEW MAINSPRING BY HAND
ASSEMBLE IN REVERSE
BE SURE YOY LUBRICATE AS YOU ASSEMLE
THEN RUN WATCH STARTING 1/4 WIND TILL STOP
1/2 WIND TO STOP
FULL WIND TO STOP

THEN TIME THE MOVEMENT