EN
a.
a.
b.
b.
c.
c.
d.
d.
a.
a.
b.
b.
a.
a.
b.
b.
a.
a.
b.
b.
a.
a.
b.
b.
a.
a.
b.
b.
a.
a.
b.
b.
c.
c.
a.
a.
b.
b.
Check trigger setting / needle.
Replace gun handle and trigger lock.
Trigger lock worn.
Material leaks from
the outside of the
fluid nozzle adaptor.
Nozzle adaptor installed incorrectly /
loose.
Check nozzle adaptor assembly
installation / tighten.
Gun spits when
triggered.
Replace needle packing.
Check needle packing installation /
tighten.
POSSIBLE CAUSE
Material continually
flows from the nozzle.
Fluid pressure set too low.
Fluid passageways blocked.
Gun incorrectly adjusted.
Increase material pumping pressure.
Remove blockage from fluid
passageways.
Contamination preventing needle
from seating correctly.
Replace spring.
Thoroughly clean gun through, replace
material if necesarry.
FAULT FINDING
No matrerial flows
when gun triggered.
Change material.
Material contaminated.
Replace nozzle adaptor and needle.
Check trigger travel adjustment.
REMEDY
Swivel assembly worn.
Check swivel assembly installation /
tighten.
Replace swivel assembly.
Needle packing worn.
Needle packing assembly installed
incorrectly / loose.
Needle spring broken.
Damage to needle ball and or seat.
Trigger travel is incorrectly adjusted.
Nozzle adaptor or gun body
damaged.
Replace nozzle adaptor or complete flow
gun assembly.
Air in the system.
Continually trigger gun until all air is
removed from the system or check
supply system.
SYMPTOM
Material flows from
the end cap.
Swivel leaking.
Check fluid tube installation / tighten.
Fluid tube installed incorrectly /
loose.
Swivel assembly installed incorrectly /
loose.
Trigger lock won't
engage.
Replace trigger.
Trigger damaged.
Fluid tube or gun body damaged.
Replace fluid tube or complete flow gun
assembly.
Material flows down
the outside of the
fluid tube.
77-3246 R1.2
15/20
www.carlisleft.com
