protank rebuild.

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lexalove

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Verified Member
Jan 20, 2014
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Ampthill, Bedfordshire, UK
The resistance is determined by the cross section of the wire and the length so if your resistance is too high you only have three ways to go...
1. Do the same number of wraps on the same mandrel using a bigger cross section wire that has a lower resistance per meter
OR
2. Using the same cross section wire do less wraps
OR
3. Using the same cross section wire do the same number of wraps on a smaller diameter mandrel

The choice is yours. Whatever you do to get the resistance you're aiming for make sure you make a note of it so you remember for the next time.
Good Luck.
 

DaveP

PV Master & Musician
ECF Veteran
May 22, 2010
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42,646
Central GA
I use 32 gauge Kanthal and start with a length that reads about 2.5 ohms. Just measure the resistance before you cut it. I wrap 5 turns around a doubled 2mm silica wick, using a sewing needle parallel to the wire as a stiffener to help me wrap. Wrap around the needle and the wicking, then remove the needle and insert the coil and wick into the head. Insert your silicone plugs correctly and break the excess wire by working it back and forth until it breaks off at the bottom of the connection. You should be around 2 ohms when you do that.

The more you do the better you get at achieving your end resistance.
 
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