- 12 -
4. Selection of nozzle tip according to kind of paint
H I N T
!
<Numbering system>
Pattern width 25 cm at 30cm spray distance.
Fluid output 0.7ml/sec/cm of width at fluid pressure
9.8MPa (0.98bar
/
14PSI).
NT-25 07
Use nozzle tip with large figures of last 2 digits when you spray paints of high
viscosity or easily clogged.
Usage
Kind of paint
Model
(NT-
□ □ □ □
)
Remarks
Shipbuilding
Rubber chloride paint,
2507-4009
Commonly used
Ship-bottom paint
Tar epoxy paint
3011-4013
Last two digits are large due to
high viscosity.
Zinc rich paint (organic)
2507-4009
Commonly used
Zinc rich paint (non-organic)
3019-4016
Last two digits are large because
it is easy to clog.
Construction W ater base (emulsion paint),
2505-4007
Commonly used
Ready mixed paint
Steel frame
Anti-corrosive paint
1507-2513
First two digits are small, and
last two digits are large, for
angle iron.
W oodwork
Clear lacquer,
1503-3005
Commonly used
Synthetic resin varnish
Common metal Lacquer, Melamine
1504-4007
Commonly used
5. Problems and remedies
Important
As for
☆
marked items, ask our distributor to remedy it for you. Incorrect
remedy cannot achieve satisfactory performance.
Problem
Cause
Remedies
Paint does not
come out.
Nozzle tip is clogged.
Clean nozzle tip and remove
foreign matter from hole by
needle.
Paint is not fed.
Inspect pump.
Operating air pressure is low.
Set it at 0.4
~
0.7 MPa.
(4
~
7bar/ ).
Filter in paint circuit is completely
clogged.
Clean or replace.
Paint comes out
Pump fluid pressure is low.
Increase pump fluid pressure.
weakly.
Filter in paint circuit is clogged.
Clean or fluid replace.
Nozzle tip is worn or number of nozzle tip
is too large. (Pump capacity is small
compared with nozzle tip being used.)
Replace with new tip or proper
sized tip.
Paint does not
stop smoothly.
(Paint leaks from
the gun tip.)
Pump paint pressure is too high.
Reduce paint pressure down to
25 MPa (255 kgf/cm
2
).
Paint sticks to needle packing [5-6].
Disassemble, clean or replace
parts.
☆
Seat between needle bar set [5-1] and
nozzle gland set [2] is worn.
Disassemble, clean or replace
parts.
☆
Paint leaks from
leak detection hole
of gun body.
W ear or damage of needle packing[5-6].
Adjust needle packing [5-6].
(Refer to item 6 on page 7.)
☆
W ear or damage of needle bar set[5-1]
Disassemble, clean or replace.
Summary of Contents for AL-96
Page 1: ...MPa MPa g 25 0 4 0 7 16 M8 480 5 40...
Page 2: ...a...
Page 3: ...cm...
Page 4: ...mm2 Cv m a cm cm MPa cm ml sec cm...
Page 5: ...a 5 6 5 1 2 5 6 5 6 5 1...