Author Topic: Stern Galaxy Restore  (Read 9663 times)

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Offline Strangeways

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Re: Stern Galaxy Restore
« Reply #90 on: September 22, 2009, 11:31:11 PM »

Slight Digression from Flipper Rebuilds to the Backlgass !

The backglass was around a 7/10. Which is fairly good for a Galaxy - This is the better of the three Glasses I've seen for on machines I've restored. First of all, the channel was very rusted. The back of the glass was peeling in small section - but not flaking - yet. The top locking tabs were bent - and I cannot believe the glass did not break.

Here some "before" pictures of the glass ;







Not too bad..


The first step was to clean the glass. Initially, some light compressed air to move the cobwebs ! Then just water and a cloth, then a cloth dampened in water and windex. some paint flaked - that is unavoidable. Now I had a flat surface to work with !


Sealing the Backglass

Bit of banter recently on the pros and cons of sealing a backglass. In this case - It HAD to be done to prevent further problems. I've never "lost" a backglass using this method.

First - we mask up all the score windows with low tack masking tape. Ensure you allow 1 mm inside the score window to be exposed to allow the Triple Thick to form a nice "barrier" to hold any flaking paint right on the border between the art and the window. You MUST do this, or when you cut out the masking tape - you will cut out the paintwork around the window.





Close Up - See how I've left a 1mm gap between the window and the art ?





Next I use this method to apply Triple Thick

First coat is a light mist
Wait 10 minutes - But not too long or it dries
Second coat is a thick coat, running left to right
Wait 10 minutes
Third coat is a thick coat, running up and down

Leave the glass for at least 24 hours - no more than 48 hours

Third coat is a thin coat - left to right, then immediately up and down

Don't touch for 48 hours - at least !

I left this glass for a week before installing the cleaned plastic sides ;





Backglass channel

Tony ordered the same set that Pinfan used. Easy to install as well. I used some electrical tape in four sections on the bottom of the glass. It was already quick thick, but the tape ensured the channel would be a tight fit. Here's a picture of the glass, tape and new channel ;





30 seconds later - the channel is firmly in place ;





Complete transformation - backglass looks much better ;




Almost done !






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