MVP DMX-3000, Manual

Page: 26 / 52

Duramax Gun Operations Manual
Page | 26
Resin Problems
Symptom Possible Cause Remedy
Resin leaking between
fitting and gun block
O-ring on fitting worn or damaged
Replace O-ring
Resin leaking from
around the resin shut off
needle Packing nut loose Lightly tighten packing nut
O-ring on resin shut off needle worn
or damaged Replace O-ring
Flush Problems
Symptom Possible Cause Remedy
Solvent leaking from
around flush button
inside flush body
O-ring on flush button worn or
damaged
Replace O-ring
Solvent leaking from
around flush neck next to
gun block
Split seal worn or damaged Replace split seal
Solvent leaking from
between flush neck and
flush body
Flush valve seal worn or damaged Replace flush valve seal
Solvent leaking around
elbow flush fitting
Flush swivel elbow fitting loose
Tighten fitting
Nylon seal worn or damaged Replace seal
Flush swivel elbow fitting damaged Replace fitting
Solvent leaking from mix
housing/front of gun
Debris in seal area or damage to
flush body
Clean and replace parts as needed
O-ring on flush seal body worn or
damaged
Replace O-ring
Excessive pressure in flush system
Relieve flush system pressure and set to
no more than 80 psi
General Problems
Symptom Possible Cause Remedy
Material leaking from
around the mix chamber
Mix housing seal worn or damaged
Replace seal
Catalyst injector seal worn or
damaged
Air leaking from around
poppet needle
Poppet needle retainer loose
Tighten poppet valve body
Note Do not overtighten; this will make
the poppet needle move slowly or
not at all
O-ring worn or damaged Replace O-ring