W-400 Classic Plus Series | LPH-400 (LVLP
W-300 | W-300 High T.E.C. & LPH-300 (LVLP)
6. TROUBLESHOOTING
GUN DOES NOT SPRAY
- Fluid adj. knob (12) closed.
- Tip hole of nozzle obstructed.
- Paint filter obstructed.
- Non drip obstructed.
INTERMITTENT SPRAY PATTERN
- Air escapes from fluid nozzle
(2-1).
- Air escapes from fluid needle
packing (21).
- Air escapes from cup joint.
- Dirt inside air cap (1).
DEFECTIVE SPRAY PATTERN
- Dirty nozzle (2-1) or air cap (1).
- Nozzle (2-1) or air cap (1)
has been damaged.
- Fluid nozzle (2-1) is loose.
- Paint viscosity too high or
too low.
- Fluid output too high or
too low.
LEAKING
- Fluid nozzle (2-1), needle set
(2-2) or gun body, dirty,
damaged or worn on seat.
- Dirt inside air cap (1).
- Loose fluid adj. knob (12).
- Fluid needle spring (11) is
worn.
- Loose fluid nozzle (2-1).
- Needle packing set (21) loose,
too tight, dirty or worn.
AIR ESCAPES FROM AIR CAP
- Air valve (8), air valve seat (7)
or air valve spring (9) dirty
or damaged.
- Air valve seat set o ring
(7-1) damaged or worn.
When ordering parts, specify gun model, part name with No.
IMPORTANT
and marked No. of air cap set, fluid nozzle and fluid needle.
7. SPARE PARTS LIST
Check and adjust.
Check and clean.
Check and clean.
Check and clean.
Check , clean & replace if
necessary.
Tighten.
Tighten.
Clean.
Clean carefully.
Replace If damaged.
Tighten.
19
Dilute paint or increase
viscosity
Adjust fluid adj. knob (12)
to reduce or increase.
Clean or replace if neces-
sary.
Clean.
Adjust.
Replace.
Tighten.
Adjust, clean or replace.
Clean or replace if neces-
sary.
Replace.
22-2
22-1
22
18
2-1
1
21
17
15
16
REF.
DESCRIPTION
1
Air cap
2
Fluid Nozzle + Fluid needle set
2-1
Fluid Nozzle
2-2
Fluid needle
5
Body set
5-1
Air nipple
6
Pattern adjustment set
7
Air valve seat
7-1
O'ring
8
Air valve
9
Air valve spring
10
Fluid adjustment guide
11
Needle spring
12
Fluid adjustment knob
13
Air valve shaft
14
Air adjustment set
15
Trigger stud
16
Trigger
17
E stopper
18
Filter 60 Mesh
19
Brush
20
Universal spanner
21
Needle Packing set
22
Cup 600 ml
22-1
Lid
22-2
Non Drip
NEVER REMOVE FLUID NIPPLE and BAFFLE RING FROM
GUN BODY! Any malfunctions resulting by the removal of
the following parts will not be covered by the Warranty. In
case of replacement contact your Technical Service directly.
Marked parts are wearable parts.
n
)
GB
EN
6
13
7
7-1
8
9
10
2-2
5-1
11
12
14
n
n
n
n
n
n
n
5