Troubleshooting; Spare Parts List - Anest Iwata WA-M220 Serie Betriebsanleitung

GB
WA-M220, WA-220L Automatic Spray Gun

6. TROUBLESHOOTING

GUN DOES NOT SPRAY
- Fluid adj. set (7) closed.
- Tip hole of nozzle obstructed.
- Paint buildup, between fluid
needle set (2-2) and needle
packing set (3-4)
INTERMITTENT SPRAY PATTERN
- Air escapes from fluid nozzle
(2-1) and tapered seat of gun.
body.
- Air escapes from fluid needle
packing set (3-4).
- Air escapes from hose joint.
DEFECTIVE SPRAY PATTERN
- Dirty nozzle (2-1) or air cap (1).
- Fluid nozzle (2-1) or air cap (1)
has been damaged.
- Fluid nozzle (2-1) is not properly Remove and clean seated
fitted.
- Paint viscosity too high or
too low.
- Fluid output too high or
too low.
LEAKING
- Fluid nozzle (2-1), needle set (2-2), Clean or replace if necessary
dirty, damaged, worn on seat.
- Fluid adjustment knob is loose.
- Fluid needle spring is worn.
- Fluid nozzle (2-1) and gun body
are loose.
- Needle packing set (3-4) dirty
or too tighten.
- Needle packing set (3-4) is worn
or too loose.
- Needle packing set (3-4) and fluid Replace.
needle set (2-2) are worn.
- Quick lock-release system of
manifold (12) is loose.
- Manifold seal (15) damaged
or worn.
- Piston set (4) dirty, damaged,
worn on seat.
- Gun body seal, dirty, damaged,
worn on seat.
- Piston spring (6) is worn.
- Piston O'rings (4-2) worn.
6

7. SPARE PARTS LIST

Check and adjust.
Check and clean.
Check and clean.
Check , clean & replace if
necessary.
Tighten.
Tighten.
Clean carefully.
Replace If damaged.
section.
Dilute paint or increase
viscosity .
Adjust fluid adj. set (7)
to reduce or increase.
Tighten.
Replace.
Tighten.
Clean or adjust.
Replace or adjust.
Tighten.
Replace.
Clean or replace if necessary
Clean or replace if necessary
Replace.
Replace.
Ref.
1 Air cap set
2 Fluid nozzle-needle set
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2-1 Fluid nozzle
2-2 Fluid needle
3-1 O'ring
n
3-2 Plug
3-3 O'ring
n
3-4 Fluid needle packing set
3-5 Gun unit seal
3-6 Hex. socket head bolt
4 Piston set
4-1 Piston packing
n
4-2 O'ring
n
4-3 Air valve
n
5 Fluid needle valve spring
6 Piston spring
7 Fluid adj. set
7-1 Ball
7-2 Fluid adj. spring
8 Filler nut block
9 Wing bolt set
10 Washer
11 Pattern adj. set
12 Manifold set WA-M4R
13 Turn shaft washer
14 Retaining ring
15 Manifold seal
Accessories
16 Fixing bolt
17 Hex. plug
3-1 O'ring
19 Screw
20 Hex. plug
WA-M220L Conversion Kit
1 Air Cap
21 Air cap cover
21-1 Packing
2 Fluid needle
Marked parts are wearable parts.
n
NOTE: When ordering parts, specify gun model, part name with ref. No. and
marked No. of air cap set, fluid nozzle and fluid needle.
WA-M220L Conversion Kit
1
21
2
21-1
DESCRIPTION