How to test splitting problem is fixed

Over turning the nozzle which causes baffle losing position.
How to repair your 878SHE gun when this special parts fall out...

Do NOT immerse the gun into solvent, it will dissolve the glued
to the parts. Use "LOCTITE RED" when if applies.
How to remove the #9 brass baffle correctly

10mm hex wrench is a safer tool to use.
Make sure it's
clock wise open.