Dragonfly owner here, also. This stove has a "shaker jet" hence, shake up & down will clear the jet.
Not totally correct, better to purchase the proper purpose schrader valve.
I'd repaint and attach one of enclosed link. That's how I roll.
PRIMUS STOVE REPLACEMENT TIN BOX DECAL STICKER SERVICE KIT PART | eBay
Beware of the single burners, they tend to populate also. And lanterns, they have been known to breed.
My two favourite lanterns, 1981 Coleman...
The original 'tool' has a magnet captive on the end of it.
There is a small magnet incorporated into the pricker needle, inside the stove.
Maybe try it with a pot of water on top, appears to me, not enough heat in the burner, pot would help build up the heat, quicker.
IIRC, most the fettle type here, put a heatproof washer on each side of spirit cup.
MSR Dragonfly owner here (20yr old stove purchased second hand)
Have fitted a Quitestove cap for the serenity, gives excellent heating & simmer...
I have read (not used) that a .177 air rifle cleaning pellet can be cut to length & used.
Here's a similar, not quite the same. Notice yours is stamped 'Japan.'
Handy campers' stove
@Cookie I would say, the Nova & Dragonfly burners are very similar. I also have the green tanked 111 with Nova burner.
My Dragonfly is a 2000...
Get into the habit of removing the control key, or, expect to burn your fingers.
Pictures would be helpful.
Pancakes in a Lodge, using a Dragonfly.
You should be able to find a source in the US. What I would suggest.
Performance Graphite Gasket Sheet 300x300x1.5mm Custom Turbo Exhaust Charger...
IMO, dismantle fount, wash out with hot soapy water, dry, have buddy re-tig weld the seam crack.
M1950 & M1942 Pump Leather - The Fettlebox
Last seen Feb 1 2019.
Being an owner, and a little bias, one of my favourite stoves, with excellent simmer control.
If the tank were to rust, it would be at the bottom, where the water would sit.
Pull the stove apart, and you'll probably just find a loose fitting.
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