Anest Iwata TOF-50 Mode D'emploi page 4

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5. MAINTENANCE AND INSPECTION
CAUTION
Before carrying out maintenance and inspection ALWAYS
observe warning indications.
- Never use spare parts that are not Anest Iwata originals.
- Never damage fluid nozzle tip, fluid needle or air cap holes.
- Never immerse the spray gun completely in liquids such as thinner.
5.1 MANUAL CLEANING PROCEDURE
The fluid passages of the gun, must be cleaned thoroughly after
each use. Incomplete cleaning can cause defective pattern shape.
- Never soak air cap set in cleaning liquid for an extended period, even
when cleaning.
- Never use metal brush to clean the gun.
1. Drain remaining release agent from spray gun, into a suitable container.
Spray a small amount of cleaning liquid to clean fluid passages and air
cap set. Incomplete cleaning can cause failure of pattern shape and uniform
particles.
2. Clean each section with brush soaked with cleaning liquid and wipe out
with waste cloth. Do not immerse the whole gun in cleaning liquid.
Otherwise, it can damage the gun. When cleaning, never scratch any holes
of air cap set, fluid nozzle or needle set.
3. Before disassembly, fully clean fluid passages. During disassembly, do not
scratch seat section.
4. To adjust fluid needle packing first remove, fluid needle set (5-1), piston set
(9) and fluid adjustment set (12), from the gun body and turn needle packing
set (6) carefully from backward using flathead screwdriver.
- If you tighten fluid needle packing set too much, fluid needle set will no move
smoothly, resulting in release agent leakage from tip of fluid nozzle.
- If you tighten it too much, repeat again operation carefully.
5. To assemble fluid needle set, first fit piston set and needle driver, then
insert fluid needle set through piston set and needle driver hole from rear.
Tip of fluid needle set has a sharp point, do not touch the tip during operation
to avoid accidents. Be careful to not damage the tip of fluid needle by bad
handling.
6. Turns pattern adj.set and fluid adj. set counterclockwise to fully open, then
tighten them to the body. If pattern adj.set and fluid adj. set are not fully
opened, tip of them can contact and damage body or nozzle.
5.2 INSPECTION & REPLACEMENT STANDARD
WHERE TO INSPECT
a. Each hole passage of air cap
(2) and fluid nozzle (5).
b. Packing and O ring
c. Leakage from seat section
between fluid nozzle (5) and fluid
needle set (5-1).
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TOF-50 | TOF-50 R (Round Pattern)
REPLACEMENT PART
Replace if it is crushed or deformed.
Replace if it is deformed or worn out.
Replace them if there is any leakage
even after cleaning.
5.3 DISASSEMBLE & ASSEMBLE SEQUENCE
CAUTION!
1.
Remove fluid adjustment set (12).
CAUTION:
The spring inside may fly out
quickly and causing injury.
2.
Remove needle driver (20) after
taking out fluid needle set (5-1).
3.
Screw fluid adjustment set (12) into
the piston (9).
4.
Remove piston (9) and fluid
adjustment set (12) together.
5.
Unscrew needle packing set (6)
by flathead screwdriver. (Ask
to authorized service center for
purchasing of optional tool.)
6.
Remove fluid nozzle (5) air cap
(2), air cap packing (3), and cover
ring (4).
7.
Reverse the procedure to
assemble