Graco Inc. 224-094 Paint Sprayer User Manual


 
18 308-084
SERVICE
WARNING
Installing and servicing this equipment requires
access to parts which may cause electrostatic
shock
or other serious
bodily injury if the work is not
performed properly. Do not install or service this
equipment
unless you are trained and qualified.
NOTE: Check all possible remedies in the
Troubleshooting
Charts
before disassembling the gun.
Flush the Gun and Relieve Pressure
WARNING
To
reduce the risk
of fire, explosion, or electrostatic
shock,
BE SURE the turbine air (electrostatics)
is
off
before flushing the gun.
CAUTION
Methylene chloride
is not recommended as a
flushing
or cleaning solvent with this gun as it will
damage nylon components.
Before
removing the gun for service, flush it by alternat
-
ing
solvent and air
. Then
follow the
Pressure Relief Pro
-
cedure,
at right.
Service Notes:
S If the plastic parts of the gun must be held in a vise,
ONLY
use padded vise jaws to avoid damaging parts.
S ALWAYS
remove the gun from the worksite for service
or repair
. The service or repair area must be clean.
WARNING
Pressure Relief Procedure
To
reduce the risk
of serious bodily injury
, including
splashing in the eyes or on the skin, injury from
moving parts or electrostatic shock, always follow
this
procedure when shutting of
f the system, when
checking
or servicing any part of the spray system,
when
installing, cleaning or changing fluid nozzles,
and
whenever you stop spraying.
1. Turn
of
f the air to the control module, except for
the
manifold air
. If the air pilot fluid regulator is
used,
air pressure is needed at the regulator air
inlet
to relieve pressure in the fluid line.
2. T
urn of
f the fluid supply to the gun.
3. Trigger the gun into a grounded metal waste
container
to relieve fluid pressure.
4. Open the pump drain valve, having a waste
container
ready to catch the drainage.
5. Leave
the pump drain valve open until you are
ready
to spray again.
Remove the Gun from the Manifold and
the Mounting Bracket (See Fig 14 )
1. Remove
the air
cap/air cap nut assembly and the gun
shroud.
2. Loosen the three socket head cap screws and the
button head screw, using the ball end wrench (46)
supplied.
3. Remove
the gun from the manifold.
Fig 14
Air
Cap/
Air
Cap Nut
Shroud
Spray Gun
Socket Head
Cap Screws
Button
Head
Screw
Manifold
O-Ring
01179