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Trouble Shooting Mechanical Markers

A cheatsheet of common issues and fixes for your Eclipse Mechanical Paintball Marker. For a more complete list of troubleshooting information consult your Markers User Manual.

SymptomPossible CauseSolution
The Marker leaks from the Three-wayThe gasket between the three-way body and gun body, o-ring on air transfer pipe or the gasket under the three-way plate are damaged or dirtyEnsure the gasket is seated correctly. Replace the gaskets if damaged. Check condition of the air transfer pipe o-ring
Three-way is over-pressurisedCheck the output pressure of the inline regulator and adjust accordingly. Clean and inspect the inline regulator assembly paying particular attention to the piston tip and regulator seal. Replace damaged components as necessary
Damaged or incorrect seals on the three-way SpoolReplace and/or lubricate three-way Spool seals
The Marker does not fireThe air system is not fully engagedScrew in the air system until it fully engages
The three-way is damagedReplace the three-way
The Marker leaks down the BarrelDirty or damaged Can o-rings | Clean and lubricate or replace the o-rings on the front of the Can
Dirty or damaged o-rings on the SpoolClean and lubricate or replace o-rings on the main Spool
Dirty or damaged Bolt o-ringsClean and lubricate or replace o-rings on the back of the Bolt
Dirty or damaged rear Bolt Guide o-ringClean and lubricate or replace o-rings on the Bolt Guide
The Marker is breaking paintballs in the Barrel or BreechThe ball detents are damaged or missingReplace the ball detents
The force setting of the Loader is too highReduce the loader force feed setting
The paint is poor qualityTry a higher grade of paint
The velocity is set too highCheck and adjust the velocity of your marker
Low constant velocityThe inline regulator output pressure set too lowIncrease the output pressure of the inline regulator
High velocity first shotThe inline regulator pressure is creepingStrip and clean the inline regulator replacing the regulator seal inside the regulator adjuster assembly
Velocity drop-off during rapid fireAir system regulator does not have high enough flowTry another air system
Dirty/partially blocked inline regulatorStrip, clean, lubricate and rebuild the inline regulator
Two or more balls are being fed into the breechWorn, damaged or missing ball detentsChange the rubber ball detent
The feed force too high from loaderAdjust loader settings/use lower force loader
Marker is inconsistentThe inline regulator is dirtyStrip and clean inline regulator, replace regulator seal
Poor quality paintballsUse better quality paintballs
Poor paintball size to barrel bore matchUse a closer paintball to barrel bore size
Inconsistent air supply from air systemService the air system
Marker is inefficientPoor paintball size to barrel bore matchUse a closer paintball to barrel bore size

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