Service: Lemania HS-9 calibre: 15CHT

P1070690

This Lemania is not running like it should and missing a pusher! 

P1070692

Movement looks to be in good condition.

P1070696

Dial has had some water damage at one point.

P1070698

Dial and hands removed.

P1070699

I start taking the movement apart.

P1070701

The non shock protected balance cock is taken apart for cleaning.

P1070705

Movement coming apart nicely.

P1070709

The intermediate driving wheel is push fitted onto the forth wheel arbour.

P1070710

Underneath I can see a jewel that has come out of it’s hole.

P1070712

I fit the jewel back in its place

P1070714

Here you can see the gear train layout.

P1070715

The old mainspring before cleaning.

P1070720

All the parts are cleaned and ready to be put back together.

P1070721

The mainspring oiled and put back into the barrel.

P1070745

Balance assembly put back together and I see that it moves freely.

P1070747

The gear train is out back in place.

P1070750

With the base movement back together I can start putting the chronograph mechanism back together.

P1070754

I enjoy working on Lemania chronographs!

P1070756

Chronograph back together. Note that both minute recorder and second recorder are driven independently from each other.

P1070871

I tidy up the dial the best I can.

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Movement ready for dial and hands.

Lemania calibre 15CHT

Movement back into the case looking great.

P1070886

Watch is preforming great also!

Lemania HS-9

Great looking military chronograph!

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2 Responses to Service: Lemania HS-9 calibre: 15CHT

  1. matabog says:

    how is the minute counter driven?

    Like

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