Troubleshooting; Spare Parts List - Anest Iwata LPH-80 Serie Manual Del Usuario

EN
LPH-80 (LVLP

6. TROUBLESHOOTING

PROBLEM
GUN DOES NOT SPRAY
Fluid adj. knob (16) closed.
Tip hole of nozzle obstructed.
Non drip obstructed.
INTERMITTENT SPRAY PATTERN
Air escapes from fluid nozzle (4).
Air escapes from fluid needle packing (7).
Air escapes from cup joint.
Dirty inside air cap set (1).
DEFECTIVE SPRAY PATTERN
Dirty nozzle (4) or air cap set (1).
Nozzle (4) or air cap (1) has been damaged. Replace if damaged.
Fluid nozzle (4) is loose.
Paint viscosity too high or too low.
Fluid output too high or too low.
LEAKING
Fluid nozzle (4), needle set (5) or gun body,
dirty, damaged or worn on seat.
Dirt inside air cap set (1).
Loose fluid adj. knob (16).
Fluid needle spring set (15) is worn.
Loose fluid nozzle set (4).
Needle packing set (7) loose, too tight, dirty
or worn.
AIR ESCAPES FROM AIR CAP
Air valve (12), air valve seat (10) or air valve
spring (13) dirty or damaged.
Air valve seat set "O"ring (10-1) damaged
or worn.
6.1 INSPECTION & REPLACEMENT STANDARD
WHERE TO INSPECT
a. Each hole passage of air cap
(1) and fluid nozzle (4).
b. Packing and O ring
c. Leakage from seat section
between fluid nozzle (4) and
fluid needle set (5).
4
) Spray Gun for
REMEDY
Check and adjust it.
Check and clean it.
Check and clean it.
Check , clean or replace.
Tighten.
Tighten.
Clean.
Clean carefully.
Tighten.
Dilute paint or increase
viscosity.
Adjust fluid adj. knob (16)
to reduce or increase.
Check , clean or replace.
Clean.
Adjust.
Replace.
Tighten.
Adjust, clean or replace.
Clean or replace.
Replace.
REPLACEMENT PART
Replace if it is crushed or deformed.
Replace if it is deformed or worn out.
Replace them if leakage does not
stop after fully cleaning fluid nozzle
(4) and fluid needle set (5).
If you replace fluid nozzle (4) or
fluid needle set (5) only, fully match
them and confirm that there is no
leakage.
SPOT REPAIR

7. SPARE PARTS LIST

23
8-1
4
1
2
3
7
21
19 21
22
20
REF. DESCRIPTION
1 AIR CAP SET
2 AIR CAP PACKING
3 AIR CAP COVER
4 NOZZLE SET
5 NEEDLE SET
7 NEEDLE PACKING CARTRIDGE
8-1 FLUID NIPPLE
8-2 AIR NIPPLE
9 PATTERN ADJ. SET
10 AIR VALVE SEAT SET
10-1 'O'RING
11 AIR VALVE SEAT SCREW
12 AIR VALVE
Marked parts are wearable parts.
n
Remove the following parts, only in case of repair and by qualified personnel.

NOTE: When ordering parts, specify gun model, part name with No. and marked No.
of air cap set, fluid nozzle and fluid needle.
FLUID NOZZLE - FLUID NEEDLE SET COMBINATION
FLUID NOZZLE
Orifice ø mm (in)
0.4 (0.016)
0.6 (0.024)
0.8 (0.032)
1.0 (0.039)
1.2 (0.047)
Gravity Cup 250 ml
24
D
17 10
10-1
12 13
5
8-2
15
18
REF. DESCRIPTION
13 AIR VALVE SPRING
14 FLUID ADJ. GUIDE SET
15 FLUID NEEDLE SPRING
16 FLUID ADJ. KNOB
n
17 AIR VALVE SHAFT
n
18 AIR ADJ. SET
n
19 TRIGGER STUD

20 TRIGGER

21 E STOPPER
22
BRUSH
n
23
GRAVITY CUP PCG-1P-1
D
NON DRIP
24
GRAVITY CUP PCG-3P-1
n
FLUID NEEDLE SET
MARK MARK
04 1
06
2
08
10
3
12
9
11
14
16
n
n
-
70ml
-
250ml