en
WS-PRIMER
12. TROUBLESHOOTING
PROBLEM
GUN DOES NOT SPRAY
F l u i d a d j
T i p h o
l e o f no z z l e
D ep o s i t o f p a i nt b e t w een t h e f l u i d need l e
p a c k i ng s e t ( 3 ) .
P a i nt f i l t er o b s t
N o n d r i
p o b s t
INTERMITTENT SPRAY PATTERN
A i r l e a k s
A i r l e a k s
A i r l e a k s
D i r t y i ns i d e a i r c a p
DEFECTIVE SPRAY PATTERN
D i r t y no z z l e
N o z z l e
F l u i d no z z l e
P a i nt v i s c o s i t y t o o h i g h o r t o o l o w .
F l u i d o u t p u t t o o h i g h o r t o o l o w .
LEAKING
F l u i d no z z l e
o r w o r n o n s e a t
D i r t y i ns i d e a i r c a p
L o o s e f l u i d a d j
F l u i d need l e
L o o s e f l u i d no z z l e
N eed l e
AIR LEAKS FROM AIR CAP
A i r v a l v
e ( 8 ) , a i r v a l v
e s e a t ( 7 ) o r a i r v a l v
WET on WET & FILLER
. k n o
b ( 1 2) c l o s e d .
( 2 ) o b s t
r u c t ed .
r u c t ed .
r u c t ed .
f r o m
f l u i d no z z l e
( 2 ) .
f r o m
f l u i d need l e
p a c k i ng ( 3 ) .
f r o m
c u p j o i nt .
s e t
( 1 ) .
( 2 ) o r a i r c a p s et ( 1 ) .
( 2 ) o r a i r c a p
( 1 ) h a s
b e en d a m
( 2 ) i s l o o s e.
( 2 ) , need l e
s e t
( 2 -1) o r g u n b o
.
s e t
( 1 ) .
. k no b ( 1 2) .
s p r i ng s e t
( 1 1) i s w o r n.
s e t
( 2 ) .
p a c k i ng s e t
( 3 ) l o o s e , t o o t i g h t , d i r t y o r w o r n .
e s p r i ng ( 9 ) d i r t y o r d a m
-
G R A V I T Y S P R A Y G U N S
( 2 -1) a n d
t h e need l e
a g ed .
d y
, d i r t y , d a
m a g ed
a g ed .
REMEDY
C h
ec k a nd a d j u s t i t .
C h
ec k a nd c l ea n i t .
C h
ec k a nd c l ea n i t .
C h
ec k a nd c l ea n i t .
C h
ec k a nd c l ea n i t .
C h
ec k , c l e a n o r r ep l a c e.
T i g h t en.
T i g h t en.
C l e a n.
C l e a n c a r ef u l l y .
R ep l a c e i f d a
m a g ed .
T i g h t en.
D i l u t e p a i nt o r i nc r ea s e v i s c o s i t y .
A d j u s t f l u i d a d j . k n o b ( 1 3) t o r ed u
o r i nc r ea s e.
C h
ec k , c l e a n o r r ep l a c e.
C l e a n.
A d j u s t .
R ep l a c e.
T i g h t en.
A d j u s t , c l e a n o r r ep l a c e.
C l e a n o r r ep l a c e i f nec es s a r y .
c e
7