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PCRI Tech Tips

Welcome to "Tips from the Workbench." This month I will be discussing some of the finer details of o-rings, seals, and paintgun lubricants.

Spyder Tips

As you may already know, the Spyder from Kingmann International is one of the hottest paintball guns on the market right now. For about $220.00, the Spyder comes with a built-in Power Feed, bottom-line, venturi bolt, and ported brass-lined barrel. The Spyder will give you excellent performance for the dollar, but it's a bit finicky at times. The following are the most commonly asked Spyder questions we've gotten, here at PCRI.

Question: My Spyder is leaking C02 down the barrel, is there anything I can do about that?

Answer: The first thing you'll want to do is check the bolt o-rings. To do this, first remove the two rear side screws (located on either side of the velocity adjuster) and the sight rail screw. Next, remove the cocking knob, and slide the bolt and striker out. Chances are, the leak is being caused by a damaged o-ring on the venturi bolt. Inspect both o-rings, and replace the damaged one (there are two spare bolt o-rings included with the gun). Remember to install the striker, o-ring forward when you re-assemble the Spyder.

Question: What should I do when the Spyder doesn't re-cock after I fire the gun?

Answer: There are several things that will prevent the Spyder from re-cocking. The most common cause is low C02...make sure you tank is full. If that doesn't do it, the striker o-ring is probably damaged. Check it, and replace if necessary (see previous question for removing the striker). Broken paintballs can jam the venturi bolt in the forward position. Again, remove the bolt and striker, and clean with warm water. Before you re-install the internals, make sure you lightly lubricate the bolt with paintgun oil (Pro-Lube, Performance Oil, etc.). Oil designed specifically for paintguns will not damage the guns o-rings. Finally, if the velocity adjuster is tightened down too far, the bolt may not re-cock properly.

Question: My handle is loose, how do I fix that?

Answer: Remove the two Phillips-head screws that connect the bottom-line adapter to the grip handle. Inside the handle, you'll find the screw that holds the grip to the receiver. Tighten the screw, and you're ready to re-install the bottom-line.

Question: Is there anything I can do to prevent the cocking handle from loosening ?

Answer: You can wrap some 'plumbers tape' (also know as pipe dope) around the threads of the cocking handle. This will hold the handle in the striker a bit better. Since you'll need to remove the handle from time to time, you won't be able to 'Loctite' it in, so this will have to do.

Question: Can I use a siphon tank with my Spyder?

Answer: No. Although the Spyder will shoot through liquid C02 in small doses, you'll develop all kinds of problems if you consistently run liquid though the gun. The gun will cycle three or four times on one trigger pull, causing excess ball breakage and wear on the internals.

Miscellaneous Spyder tips...

- If you remove the ball detent plate (cover), be careful not over-tighten it when you put it back together or it will crack.

- Clean, clean, clean...If your Spyder is not kept clean, you will develop all kinds of problems. Also, make sure the bolt is lightly lubricated.

E-mail your tech questions

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